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- Committer: Sebastian Dröge
- Date: 2014-04-19 13:47:47 UTC
- mfrom: (1.1.23)
- Revision ID: git-v1:d06393f82dba0d5f13ec2e66275d75cf8178fe5c
Merge tag 'upstream/1.2.4'
Upstream version 1.2.4
Upstream version 1.2.4
- files added:
- docs/libs/html/left-insensitive.png
- files modified:
- ChangeLog
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<h2><span class="refentrytitle"><a name="gst-plugins-base-libs-gstrtpbuffer.top_of_page"></a>gstrtpbuffer</span></h2>
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<p>gstrtpbuffer — Helper methods for dealing with RTP buffers</p>
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<div class="refsynopsisdiv">
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<a name="gst-plugins-base-libs-gstrtpbuffer.synopsis"></a><h2>Synopsis</h2>
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<pre class="synopsis">
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#include <gst/rtp/gstrtpbuffer.h>
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#define <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GST-RTP-VERSION:CAPS" title="GST_RTP_VERSION">GST_RTP_VERSION</a>
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<span class="returnvalue">void</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-allocate-data" title="gst_rtp_buffer_allocate_data ()">gst_rtp_buffer_allocate_data</a> (<em class="parameter"><code><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="type">GstBuffer</span></a> *buffer</code></em>,
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<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> payload_len</code></em>,
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<em class="parameter"><code><span class="type">guint8</span> pad_len</code></em>,
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<em class="parameter"><code><span class="type">guint8</span> csrc_count</code></em>);
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<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> * <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-new-take-data" title="gst_rtp_buffer_new_take_data ()">gst_rtp_buffer_new_take_data</a> (<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>,
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<em class="parameter"><code><span class="type">gsize</span> len</code></em>);
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<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> * <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-new-copy-data" title="gst_rtp_buffer_new_copy_data ()">gst_rtp_buffer_new_copy_data</a> (<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>,
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<em class="parameter"><code><span class="type">gsize</span> len</code></em>);
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<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> * <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-new-allocate" title="gst_rtp_buffer_new_allocate ()">gst_rtp_buffer_new_allocate</a> (<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> payload_len</code></em>,
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<em class="parameter"><code><span class="type">guint8</span> pad_len</code></em>,
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<em class="parameter"><code><span class="type">guint8</span> csrc_count</code></em>);
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<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> * <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-new-allocate-len" title="gst_rtp_buffer_new_allocate_len ()">gst_rtp_buffer_new_allocate_len</a> (<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> packet_len</code></em>,
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<em class="parameter"><code><span class="type">guint8</span> pad_len</code></em>,
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<em class="parameter"><code><span class="type">guint8</span> csrc_count</code></em>);
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struct <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer">GstRTPBuffer</a>;
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#define <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GST-RTP-BUFFER-INIT:CAPS" title="GST_RTP_BUFFER_INIT">GST_RTP_BUFFER_INIT</a>
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<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-map" title="gst_rtp_buffer_map ()">gst_rtp_buffer_map</a> (<em class="parameter"><code><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="type">GstBuffer</span></a> *buffer</code></em>,
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<em class="parameter"><code><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstMemory.html#GstMapFlags"><span class="type">GstMapFlags</span></a> flags</code></em>,
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<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);
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<span class="returnvalue">void</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-unmap" title="gst_rtp_buffer_unmap ()">gst_rtp_buffer_unmap</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);
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<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-calc-header-len" title="gst_rtp_buffer_calc_header_len ()">gst_rtp_buffer_calc_header_len</a> (<em class="parameter"><code><span class="type">guint8</span> csrc_count</code></em>);
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<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-calc-packet-len" title="gst_rtp_buffer_calc_packet_len ()">gst_rtp_buffer_calc_packet_len</a> (<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> payload_len</code></em>,
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<em class="parameter"><code><span class="type">guint8</span> pad_len</code></em>,
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<em class="parameter"><code><span class="type">guint8</span> csrc_count</code></em>);
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<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-calc-payload-len" title="gst_rtp_buffer_calc_payload_len ()">gst_rtp_buffer_calc_payload_len</a> (<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> packet_len</code></em>,
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<em class="parameter"><code><span class="type">guint8</span> pad_len</code></em>,
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<em class="parameter"><code><span class="type">guint8</span> csrc_count</code></em>);
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<span class="returnvalue">void</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-packet-len" title="gst_rtp_buffer_set_packet_len ()">gst_rtp_buffer_set_packet_len</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
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<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> len</code></em>);
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<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-packet-len" title="gst_rtp_buffer_get_packet_len ()">gst_rtp_buffer_get_packet_len</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);
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<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-header-len" title="gst_rtp_buffer_get_header_len ()">gst_rtp_buffer_get_header_len</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);
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<span class="returnvalue">guint8</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-version" title="gst_rtp_buffer_get_version ()">gst_rtp_buffer_get_version</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);
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<span class="returnvalue">void</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-version" title="gst_rtp_buffer_set_version ()">gst_rtp_buffer_set_version</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
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<em class="parameter"><code><span class="type">guint8</span> version</code></em>);
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<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-padding" title="gst_rtp_buffer_get_padding ()">gst_rtp_buffer_get_padding</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);
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<span class="returnvalue">void</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-padding" title="gst_rtp_buffer_set_padding ()">gst_rtp_buffer_set_padding</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
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<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> padding</code></em>);
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<span class="returnvalue">void</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-pad-to" title="gst_rtp_buffer_pad_to ()">gst_rtp_buffer_pad_to</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
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<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> len</code></em>);
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<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-extension" title="gst_rtp_buffer_get_extension ()">gst_rtp_buffer_get_extension</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);
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<span class="returnvalue">void</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-extension" title="gst_rtp_buffer_set_extension ()">gst_rtp_buffer_set_extension</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
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<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> extension</code></em>);
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<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-extension-data" title="gst_rtp_buffer_get_extension_data ()">gst_rtp_buffer_get_extension_data</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
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<em class="parameter"><code><span class="type">guint16</span> *bits</code></em>,
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<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> *data</code></em>,
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<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> *wordlen</code></em>);
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<span class="returnvalue">guint32</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-ssrc" title="gst_rtp_buffer_get_ssrc ()">gst_rtp_buffer_get_ssrc</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);
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<span class="returnvalue">void</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-ssrc" title="gst_rtp_buffer_set_ssrc ()">gst_rtp_buffer_set_ssrc</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
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<em class="parameter"><code><span class="type">guint32</span> ssrc</code></em>);
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<span class="returnvalue">guint8</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-csrc-count" title="gst_rtp_buffer_get_csrc_count ()">gst_rtp_buffer_get_csrc_count</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);
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<span class="returnvalue">guint32</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-csrc" title="gst_rtp_buffer_get_csrc ()">gst_rtp_buffer_get_csrc</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
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<em class="parameter"><code><span class="type">guint8</span> idx</code></em>);
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<span class="returnvalue">void</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-csrc" title="gst_rtp_buffer_set_csrc ()">gst_rtp_buffer_set_csrc</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
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<em class="parameter"><code><span class="type">guint8</span> idx</code></em>,
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<em class="parameter"><code><span class="type">guint32</span> csrc</code></em>);
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<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-marker" title="gst_rtp_buffer_get_marker ()">gst_rtp_buffer_get_marker</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);
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<span class="returnvalue">void</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-marker" title="gst_rtp_buffer_set_marker ()">gst_rtp_buffer_set_marker</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
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<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> marker</code></em>);
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<span class="returnvalue">guint8</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-payload-type" title="gst_rtp_buffer_get_payload_type ()">gst_rtp_buffer_get_payload_type</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);
103
<span class="returnvalue">void</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-payload-type" title="gst_rtp_buffer_set_payload_type ()">gst_rtp_buffer_set_payload_type</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
104
<em class="parameter"><code><span class="type">guint8</span> payload_type</code></em>);
105
<span class="returnvalue">guint16</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-seq" title="gst_rtp_buffer_get_seq ()">gst_rtp_buffer_get_seq</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);
106
<span class="returnvalue">void</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-seq" title="gst_rtp_buffer_set_seq ()">gst_rtp_buffer_set_seq</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
107
<em class="parameter"><code><span class="type">guint16</span> seq</code></em>);
108
<span class="returnvalue">guint32</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-timestamp" title="gst_rtp_buffer_get_timestamp ()">gst_rtp_buffer_get_timestamp</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);
109
<span class="returnvalue">void</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-timestamp" title="gst_rtp_buffer_set_timestamp ()">gst_rtp_buffer_set_timestamp</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
110
<em class="parameter"><code><span class="type">guint32</span> timestamp</code></em>);
111
<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> * <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-payload-buffer" title="gst_rtp_buffer_get_payload_buffer ()">gst_rtp_buffer_get_payload_buffer</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);
112
<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> * <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-payload-subbuffer" title="gst_rtp_buffer_get_payload_subbuffer ()">gst_rtp_buffer_get_payload_subbuffer</a>
113
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
114
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> offset</code></em>,
115
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> len</code></em>);
116
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-payload-len" title="gst_rtp_buffer_get_payload_len ()">gst_rtp_buffer_get_payload_len</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);
117
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="returnvalue">gpointer</span></a> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-payload" title="gst_rtp_buffer_get_payload ()">gst_rtp_buffer_get_payload</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);
118
<span class="returnvalue">guint32</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-default-clock-rate" title="gst_rtp_buffer_default_clock_rate ()">gst_rtp_buffer_default_clock_rate</a> (<em class="parameter"><code><span class="type">guint8</span> payload_type</code></em>);
119
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="returnvalue">gint</span></a> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-compare-seqnum" title="gst_rtp_buffer_compare_seqnum ()">gst_rtp_buffer_compare_seqnum</a> (<em class="parameter"><code><span class="type">guint16</span> seqnum1</code></em>,
120
<em class="parameter"><code><span class="type">guint16</span> seqnum2</code></em>);
121
<span class="returnvalue">guint64</span> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-ext-timestamp" title="gst_rtp_buffer_ext_timestamp ()">gst_rtp_buffer_ext_timestamp</a> (<em class="parameter"><code><span class="type">guint64</span> *exttimestamp</code></em>,
122
<em class="parameter"><code><span class="type">guint32</span> timestamp</code></em>);
123
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-extension-data" title="gst_rtp_buffer_set_extension_data ()">gst_rtp_buffer_set_extension_data</a> (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
124
<em class="parameter"><code><span class="type">guint16</span> bits</code></em>,
125
<em class="parameter"><code><span class="type">guint16</span> length</code></em>);
126
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-extension-onebyte-header" title="gst_rtp_buffer_get_extension_onebyte_header ()">gst_rtp_buffer_get_extension_onebyte_header</a>
127
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
128
<em class="parameter"><code><span class="type">guint8</span> id</code></em>,
129
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> nth</code></em>,
130
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> *data</code></em>,
131
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> *size</code></em>);
132
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-extension-twobytes-header" title="gst_rtp_buffer_get_extension_twobytes_header ()">gst_rtp_buffer_get_extension_twobytes_header</a>
133
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
134
<em class="parameter"><code><span class="type">guint8</span> *appbits</code></em>,
135
<em class="parameter"><code><span class="type">guint8</span> id</code></em>,
136
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> nth</code></em>,
137
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> *data</code></em>,
138
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> *size</code></em>);
139
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-add-extension-onebyte-header" title="gst_rtp_buffer_add_extension_onebyte_header ()">gst_rtp_buffer_add_extension_onebyte_header</a>
140
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
141
<em class="parameter"><code><span class="type">guint8</span> id</code></em>,
142
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>,
143
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> size</code></em>);
144
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-add-extension-twobytes-header" title="gst_rtp_buffer_add_extension_twobytes_header ()">gst_rtp_buffer_add_extension_twobytes_header</a>
145
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
146
<em class="parameter"><code><span class="type">guint8</span> appbits</code></em>,
147
<em class="parameter"><code><span class="type">guint8</span> id</code></em>,
148
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>,
149
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> size</code></em>);
35
<div class="refsect1">
36
<a name="gst-plugins-base-libs-gstrtpbuffer.functions"></a><h2>Functions</h2>
37
<div class="informaltable"><table width="100%" border="0">
38
<colgroup>
39
<col width="150px" class="functions_return">
40
<col class="functions_name">
41
</colgroup>
42
<tbody>
43
<tr>
44
<td class="function_type">
45
<span class="returnvalue">void</span>
46
</td>
47
<td class="function_name">
48
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-allocate-data" title="gst_rtp_buffer_allocate_data ()">gst_rtp_buffer_allocate_data</a> <span class="c_punctuation">()</span>
49
</td>
50
</tr>
51
<tr>
52
<td class="function_type">
53
<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> *
54
</td>
55
<td class="function_name">
56
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-new-take-data" title="gst_rtp_buffer_new_take_data ()">gst_rtp_buffer_new_take_data</a> <span class="c_punctuation">()</span>
57
</td>
58
</tr>
59
<tr>
60
<td class="function_type">
61
<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> *
62
</td>
63
<td class="function_name">
64
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-new-copy-data" title="gst_rtp_buffer_new_copy_data ()">gst_rtp_buffer_new_copy_data</a> <span class="c_punctuation">()</span>
65
</td>
66
</tr>
67
<tr>
68
<td class="function_type">
69
<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> *
70
</td>
71
<td class="function_name">
72
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-new-allocate" title="gst_rtp_buffer_new_allocate ()">gst_rtp_buffer_new_allocate</a> <span class="c_punctuation">()</span>
73
</td>
74
</tr>
75
<tr>
76
<td class="function_type">
77
<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> *
78
</td>
79
<td class="function_name">
80
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-new-allocate-len" title="gst_rtp_buffer_new_allocate_len ()">gst_rtp_buffer_new_allocate_len</a> <span class="c_punctuation">()</span>
81
</td>
82
</tr>
83
<tr>
84
<td class="function_type">
85
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
86
</td>
87
<td class="function_name">
88
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-map" title="gst_rtp_buffer_map ()">gst_rtp_buffer_map</a> <span class="c_punctuation">()</span>
89
</td>
90
</tr>
91
<tr>
92
<td class="function_type">
93
<span class="returnvalue">void</span>
94
</td>
95
<td class="function_name">
96
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-unmap" title="gst_rtp_buffer_unmap ()">gst_rtp_buffer_unmap</a> <span class="c_punctuation">()</span>
97
</td>
98
</tr>
99
<tr>
100
<td class="function_type">
101
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
102
</td>
103
<td class="function_name">
104
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-calc-header-len" title="gst_rtp_buffer_calc_header_len ()">gst_rtp_buffer_calc_header_len</a> <span class="c_punctuation">()</span>
105
</td>
106
</tr>
107
<tr>
108
<td class="function_type">
109
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
110
</td>
111
<td class="function_name">
112
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-calc-packet-len" title="gst_rtp_buffer_calc_packet_len ()">gst_rtp_buffer_calc_packet_len</a> <span class="c_punctuation">()</span>
113
</td>
114
</tr>
115
<tr>
116
<td class="function_type">
117
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
118
</td>
119
<td class="function_name">
120
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-calc-payload-len" title="gst_rtp_buffer_calc_payload_len ()">gst_rtp_buffer_calc_payload_len</a> <span class="c_punctuation">()</span>
121
</td>
122
</tr>
123
<tr>
124
<td class="function_type">
125
<span class="returnvalue">void</span>
126
</td>
127
<td class="function_name">
128
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-packet-len" title="gst_rtp_buffer_set_packet_len ()">gst_rtp_buffer_set_packet_len</a> <span class="c_punctuation">()</span>
129
</td>
130
</tr>
131
<tr>
132
<td class="function_type">
133
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
134
</td>
135
<td class="function_name">
136
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-packet-len" title="gst_rtp_buffer_get_packet_len ()">gst_rtp_buffer_get_packet_len</a> <span class="c_punctuation">()</span>
137
</td>
138
</tr>
139
<tr>
140
<td class="function_type">
141
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
142
</td>
143
<td class="function_name">
144
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-header-len" title="gst_rtp_buffer_get_header_len ()">gst_rtp_buffer_get_header_len</a> <span class="c_punctuation">()</span>
145
</td>
146
</tr>
147
<tr>
148
<td class="function_type">
149
<span class="returnvalue">guint8</span>
150
</td>
151
<td class="function_name">
152
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-version" title="gst_rtp_buffer_get_version ()">gst_rtp_buffer_get_version</a> <span class="c_punctuation">()</span>
153
</td>
154
</tr>
155
<tr>
156
<td class="function_type">
157
<span class="returnvalue">void</span>
158
</td>
159
<td class="function_name">
160
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-version" title="gst_rtp_buffer_set_version ()">gst_rtp_buffer_set_version</a> <span class="c_punctuation">()</span>
161
</td>
162
</tr>
163
<tr>
164
<td class="function_type">
165
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
166
</td>
167
<td class="function_name">
168
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-padding" title="gst_rtp_buffer_get_padding ()">gst_rtp_buffer_get_padding</a> <span class="c_punctuation">()</span>
169
</td>
170
</tr>
171
<tr>
172
<td class="function_type">
173
<span class="returnvalue">void</span>
174
</td>
175
<td class="function_name">
176
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-padding" title="gst_rtp_buffer_set_padding ()">gst_rtp_buffer_set_padding</a> <span class="c_punctuation">()</span>
177
</td>
178
</tr>
179
<tr>
180
<td class="function_type">
181
<span class="returnvalue">void</span>
182
</td>
183
<td class="function_name">
184
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-pad-to" title="gst_rtp_buffer_pad_to ()">gst_rtp_buffer_pad_to</a> <span class="c_punctuation">()</span>
185
</td>
186
</tr>
187
<tr>
188
<td class="function_type">
189
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
190
</td>
191
<td class="function_name">
192
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-extension" title="gst_rtp_buffer_get_extension ()">gst_rtp_buffer_get_extension</a> <span class="c_punctuation">()</span>
193
</td>
194
</tr>
195
<tr>
196
<td class="function_type">
197
<span class="returnvalue">void</span>
198
</td>
199
<td class="function_name">
200
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-extension" title="gst_rtp_buffer_set_extension ()">gst_rtp_buffer_set_extension</a> <span class="c_punctuation">()</span>
201
</td>
202
</tr>
203
<tr>
204
<td class="function_type">
205
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
206
</td>
207
<td class="function_name">
208
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-extension-data" title="gst_rtp_buffer_get_extension_data ()">gst_rtp_buffer_get_extension_data</a> <span class="c_punctuation">()</span>
209
</td>
210
</tr>
211
<tr>
212
<td class="function_type">
213
<span class="returnvalue">guint32</span>
214
</td>
215
<td class="function_name">
216
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-ssrc" title="gst_rtp_buffer_get_ssrc ()">gst_rtp_buffer_get_ssrc</a> <span class="c_punctuation">()</span>
217
</td>
218
</tr>
219
<tr>
220
<td class="function_type">
221
<span class="returnvalue">void</span>
222
</td>
223
<td class="function_name">
224
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-ssrc" title="gst_rtp_buffer_set_ssrc ()">gst_rtp_buffer_set_ssrc</a> <span class="c_punctuation">()</span>
225
</td>
226
</tr>
227
<tr>
228
<td class="function_type">
229
<span class="returnvalue">guint8</span>
230
</td>
231
<td class="function_name">
232
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-csrc-count" title="gst_rtp_buffer_get_csrc_count ()">gst_rtp_buffer_get_csrc_count</a> <span class="c_punctuation">()</span>
233
</td>
234
</tr>
235
<tr>
236
<td class="function_type">
237
<span class="returnvalue">guint32</span>
238
</td>
239
<td class="function_name">
240
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-csrc" title="gst_rtp_buffer_get_csrc ()">gst_rtp_buffer_get_csrc</a> <span class="c_punctuation">()</span>
241
</td>
242
</tr>
243
<tr>
244
<td class="function_type">
245
<span class="returnvalue">void</span>
246
</td>
247
<td class="function_name">
248
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-csrc" title="gst_rtp_buffer_set_csrc ()">gst_rtp_buffer_set_csrc</a> <span class="c_punctuation">()</span>
249
</td>
250
</tr>
251
<tr>
252
<td class="function_type">
253
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
254
</td>
255
<td class="function_name">
256
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-marker" title="gst_rtp_buffer_get_marker ()">gst_rtp_buffer_get_marker</a> <span class="c_punctuation">()</span>
257
</td>
258
</tr>
259
<tr>
260
<td class="function_type">
261
<span class="returnvalue">void</span>
262
</td>
263
<td class="function_name">
264
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-marker" title="gst_rtp_buffer_set_marker ()">gst_rtp_buffer_set_marker</a> <span class="c_punctuation">()</span>
265
</td>
266
</tr>
267
<tr>
268
<td class="function_type">
269
<span class="returnvalue">guint8</span>
270
</td>
271
<td class="function_name">
272
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-payload-type" title="gst_rtp_buffer_get_payload_type ()">gst_rtp_buffer_get_payload_type</a> <span class="c_punctuation">()</span>
273
</td>
274
</tr>
275
<tr>
276
<td class="function_type">
277
<span class="returnvalue">void</span>
278
</td>
279
<td class="function_name">
280
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-payload-type" title="gst_rtp_buffer_set_payload_type ()">gst_rtp_buffer_set_payload_type</a> <span class="c_punctuation">()</span>
281
</td>
282
</tr>
283
<tr>
284
<td class="function_type">
285
<span class="returnvalue">guint16</span>
286
</td>
287
<td class="function_name">
288
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-seq" title="gst_rtp_buffer_get_seq ()">gst_rtp_buffer_get_seq</a> <span class="c_punctuation">()</span>
289
</td>
290
</tr>
291
<tr>
292
<td class="function_type">
293
<span class="returnvalue">void</span>
294
</td>
295
<td class="function_name">
296
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-seq" title="gst_rtp_buffer_set_seq ()">gst_rtp_buffer_set_seq</a> <span class="c_punctuation">()</span>
297
</td>
298
</tr>
299
<tr>
300
<td class="function_type">
301
<span class="returnvalue">guint32</span>
302
</td>
303
<td class="function_name">
304
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-timestamp" title="gst_rtp_buffer_get_timestamp ()">gst_rtp_buffer_get_timestamp</a> <span class="c_punctuation">()</span>
305
</td>
306
</tr>
307
<tr>
308
<td class="function_type">
309
<span class="returnvalue">void</span>
310
</td>
311
<td class="function_name">
312
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-timestamp" title="gst_rtp_buffer_set_timestamp ()">gst_rtp_buffer_set_timestamp</a> <span class="c_punctuation">()</span>
313
</td>
314
</tr>
315
<tr>
316
<td class="function_type">
317
<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> *
318
</td>
319
<td class="function_name">
320
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-payload-buffer" title="gst_rtp_buffer_get_payload_buffer ()">gst_rtp_buffer_get_payload_buffer</a> <span class="c_punctuation">()</span>
321
</td>
322
</tr>
323
<tr>
324
<td class="function_type">
325
<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> *
326
</td>
327
<td class="function_name">
328
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-payload-subbuffer" title="gst_rtp_buffer_get_payload_subbuffer ()">gst_rtp_buffer_get_payload_subbuffer</a> <span class="c_punctuation">()</span>
329
</td>
330
</tr>
331
<tr>
332
<td class="function_type">
333
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
334
</td>
335
<td class="function_name">
336
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-payload-len" title="gst_rtp_buffer_get_payload_len ()">gst_rtp_buffer_get_payload_len</a> <span class="c_punctuation">()</span>
337
</td>
338
</tr>
339
<tr>
340
<td class="function_type">
341
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="returnvalue">gpointer</span></a>
342
</td>
343
<td class="function_name">
344
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-payload" title="gst_rtp_buffer_get_payload ()">gst_rtp_buffer_get_payload</a> <span class="c_punctuation">()</span>
345
</td>
346
</tr>
347
<tr>
348
<td class="function_type">
349
<span class="returnvalue">guint32</span>
350
</td>
351
<td class="function_name">
352
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-default-clock-rate" title="gst_rtp_buffer_default_clock_rate ()">gst_rtp_buffer_default_clock_rate</a> <span class="c_punctuation">()</span>
353
</td>
354
</tr>
355
<tr>
356
<td class="function_type">
357
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="returnvalue">gint</span></a>
358
</td>
359
<td class="function_name">
360
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-compare-seqnum" title="gst_rtp_buffer_compare_seqnum ()">gst_rtp_buffer_compare_seqnum</a> <span class="c_punctuation">()</span>
361
</td>
362
</tr>
363
<tr>
364
<td class="function_type">
365
<span class="returnvalue">guint64</span>
366
</td>
367
<td class="function_name">
368
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-ext-timestamp" title="gst_rtp_buffer_ext_timestamp ()">gst_rtp_buffer_ext_timestamp</a> <span class="c_punctuation">()</span>
369
</td>
370
</tr>
371
<tr>
372
<td class="function_type">
373
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
374
</td>
375
<td class="function_name">
376
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-set-extension-data" title="gst_rtp_buffer_set_extension_data ()">gst_rtp_buffer_set_extension_data</a> <span class="c_punctuation">()</span>
377
</td>
378
</tr>
379
<tr>
380
<td class="function_type">
381
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
382
</td>
383
<td class="function_name">
384
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-extension-onebyte-header" title="gst_rtp_buffer_get_extension_onebyte_header ()">gst_rtp_buffer_get_extension_onebyte_header</a> <span class="c_punctuation">()</span>
385
</td>
386
</tr>
387
<tr>
388
<td class="function_type">
389
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
390
</td>
391
<td class="function_name">
392
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-get-extension-twobytes-header" title="gst_rtp_buffer_get_extension_twobytes_header ()">gst_rtp_buffer_get_extension_twobytes_header</a> <span class="c_punctuation">()</span>
393
</td>
394
</tr>
395
<tr>
396
<td class="function_type">
397
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
398
</td>
399
<td class="function_name">
400
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-add-extension-onebyte-header" title="gst_rtp_buffer_add_extension_onebyte_header ()">gst_rtp_buffer_add_extension_onebyte_header</a> <span class="c_punctuation">()</span>
401
</td>
402
</tr>
403
<tr>
404
<td class="function_type">
405
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
406
</td>
407
<td class="function_name">
408
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-add-extension-twobytes-header" title="gst_rtp_buffer_add_extension_twobytes_header ()">gst_rtp_buffer_add_extension_twobytes_header</a> <span class="c_punctuation">()</span>
409
</td>
410
</tr>
411
</tbody>
412
</table></div>
413
</div>
414
<div class="refsect1">
415
<a name="gst-plugins-base-libs-gstrtpbuffer.other"></a><h2>Types and Values</h2>
416
<div class="informaltable"><table width="100%" border="0">
417
<colgroup>
418
<col width="150px" class="name">
419
<col class="description">
420
</colgroup>
421
<tbody>
422
<tr>
423
<td class="define_keyword">#define</td>
424
<td class="function_name"><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GST-RTP-VERSION:CAPS" title="GST_RTP_VERSION">GST_RTP_VERSION</a></td>
425
</tr>
426
<tr>
427
<td class="datatype_keyword">struct</td>
428
<td class="function_name"><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer">GstRTPBuffer</a></td>
429
</tr>
430
<tr>
431
<td class="define_keyword">#define</td>
432
<td class="function_name"><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GST-RTP-BUFFER-INIT:CAPS" title="GST_RTP_BUFFER_INIT">GST_RTP_BUFFER_INIT</a></td>
433
</tr>
434
</tbody>
435
</table></div>
436
</div>
437
<div class="refsect1">
438
<a name="gst-plugins-base-libs-gstrtpbuffer.object-hierarchy"></a><h2>Object Hierarchy</h2>
439
<pre class="screen">
440
</pre>
441
</div>
442
<div class="refsect1">
443
<a name="gst-plugins-base-libs-gstrtpbuffer.includes"></a><h2>Includes</h2>
444
<pre class="synopsis">#include <gst/rtp/gstrtpbuffer.h>
150
445
</pre>
151
446
</div>
152
447
<div class="refsect1">
153
448
<a name="gst-plugins-base-libs-gstrtpbuffer.description"></a><h2>Description</h2>
154
<p>
155
</p>
156
449
<div class="refsect2">
157
<a name="id-1.2.9.6.4.2.1"></a><p>
450
<a name="id-1.2.9.6.7.2"></a><p>
158
451
The GstRTPBuffer helper functions makes it easy to parse and create regular
159
452
<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="type">GstBuffer</span></a> objects that contain RTP payloads. These buffers are typically of
160
453
'application/x-rtp' <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstCaps.html#GstCaps"><span class="type">GstCaps</span></a>.
161
454
</p>
162
455
</div>
163
<p>
164
</p>
165
<p>
166
Last reviewed on 2006-07-17 (0.10.10)
167
</p>
168
</div>
169
<div class="refsect1">
170
<a name="gst-plugins-base-libs-gstrtpbuffer.details"></a><h2>Details</h2>
456
<p>Last reviewed on 2006-07-17 (0.10.10)</p>
457
</div>
458
<div class="refsect1">
459
<a name="gst-plugins-base-libs-gstrtpbuffer.functions_details"></a><h2>Functions</h2>
460
<div class="refsect2">
461
<a name="gst-rtp-buffer-allocate-data"></a><h3>gst_rtp_buffer_allocate_data ()</h3>
462
<pre class="programlisting"><span class="returnvalue">void</span>
463
gst_rtp_buffer_allocate_data (<em class="parameter"><code><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="type">GstBuffer</span></a> *buffer</code></em>,
464
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> payload_len</code></em>,
465
<em class="parameter"><code><span class="type">guint8</span> pad_len</code></em>,
466
<em class="parameter"><code><span class="type">guint8</span> csrc_count</code></em>);</pre>
467
<p>Allocate enough data in <em class="parameter"><code>buffer</code></em>
468
to hold an RTP packet with <em class="parameter"><code>csrc_count</code></em>
469
CSRCs,
470
a payload length of <em class="parameter"><code>payload_len</code></em>
471
and padding of <em class="parameter"><code>pad_len</code></em>
472
.
473
<em class="parameter"><code>buffer</code></em>
474
must be writable and all previous memory in <em class="parameter"><code>buffer</code></em>
475
will be freed.
476
If <em class="parameter"><code>pad_len</code></em>
477
is >0, the padding bit will be set. All other RTP header fields
478
will be set to 0/FALSE.</p>
479
<div class="refsect3">
480
<a name="id-1.2.9.6.8.2.5"></a><h4>Parameters</h4>
481
<div class="informaltable"><table width="100%" border="0">
482
<colgroup>
483
<col width="150px" class="parameters_name">
484
<col class="parameters_description">
485
<col width="200px" class="parameters_annotations">
486
</colgroup>
487
<tbody>
488
<tr>
489
<td class="parameter_name"><p>buffer</p></td>
490
<td class="parameter_description"><p>a <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="type">GstBuffer</span></a></p></td>
491
<td class="parameter_annotations"> </td>
492
</tr>
493
<tr>
494
<td class="parameter_name"><p>payload_len</p></td>
495
<td class="parameter_description"><p>the length of the payload</p></td>
496
<td class="parameter_annotations"> </td>
497
</tr>
498
<tr>
499
<td class="parameter_name"><p>pad_len</p></td>
500
<td class="parameter_description"><p>the amount of padding</p></td>
501
<td class="parameter_annotations"> </td>
502
</tr>
503
<tr>
504
<td class="parameter_name"><p>csrc_count</p></td>
505
<td class="parameter_description"><p>the number of CSRC entries</p></td>
506
<td class="parameter_annotations"> </td>
507
</tr>
508
</tbody>
509
</table></div>
510
</div>
511
</div>
512
<hr>
513
<div class="refsect2">
514
<a name="gst-rtp-buffer-new-take-data"></a><h3>gst_rtp_buffer_new_take_data ()</h3>
515
<pre class="programlisting"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> *
516
gst_rtp_buffer_new_take_data (<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>,
517
<em class="parameter"><code><span class="type">gsize</span> len</code></em>);</pre>
518
<p>Create a new buffer and set the data and size of the buffer to <em class="parameter"><code>data</code></em>
519
and <em class="parameter"><code>len</code></em>
520
521
respectively. <em class="parameter"><code>data</code></em>
522
will be freed when the buffer is unreffed, so this
523
function transfers ownership of <em class="parameter"><code>data</code></em>
524
to the new buffer.</p>
525
<div class="refsect3">
526
<a name="id-1.2.9.6.8.3.5"></a><h4>Parameters</h4>
527
<div class="informaltable"><table width="100%" border="0">
528
<colgroup>
529
<col width="150px" class="parameters_name">
530
<col class="parameters_description">
531
<col width="200px" class="parameters_annotations">
532
</colgroup>
533
<tbody>
534
<tr>
535
<td class="parameter_name"><p>data</p></td>
536
<td class="parameter_description"><p> data for the new buffer. </p></td>
537
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=len][<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8]</span></td>
538
</tr>
539
<tr>
540
<td class="parameter_name"><p>len</p></td>
541
<td class="parameter_description"><p>the length of data</p></td>
542
<td class="parameter_annotations"> </td>
543
</tr>
544
</tbody>
545
</table></div>
546
</div>
547
<div class="refsect3">
548
<a name="id-1.2.9.6.8.3.6"></a><h4>Returns</h4>
549
<p> A newly allocated buffer with <em class="parameter"><code>data</code></em>
550
and of size <em class="parameter"><code>len</code></em>
551
.</p>
552
<p></p>
553
</div>
554
</div>
555
<hr>
556
<div class="refsect2">
557
<a name="gst-rtp-buffer-new-copy-data"></a><h3>gst_rtp_buffer_new_copy_data ()</h3>
558
<pre class="programlisting"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> *
559
gst_rtp_buffer_new_copy_data (<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>,
560
<em class="parameter"><code><span class="type">gsize</span> len</code></em>);</pre>
561
<p>Create a new buffer and set the data to a copy of <em class="parameter"><code>len</code></em>
562
563
bytes of <em class="parameter"><code>data</code></em>
564
and the size to <em class="parameter"><code>len</code></em>
565
. The data will be freed when the buffer
566
is freed.</p>
567
<div class="refsect3">
568
<a name="id-1.2.9.6.8.4.5"></a><h4>Parameters</h4>
569
<div class="informaltable"><table width="100%" border="0">
570
<colgroup>
571
<col width="150px" class="parameters_name">
572
<col class="parameters_description">
573
<col width="200px" class="parameters_annotations">
574
</colgroup>
575
<tbody>
576
<tr>
577
<td class="parameter_name"><p>data</p></td>
578
<td class="parameter_description"><p> data for the new
579
buffer. </p></td>
580
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=len][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8]</span></td>
581
</tr>
582
<tr>
583
<td class="parameter_name"><p>len</p></td>
584
<td class="parameter_description"><p>the length of data</p></td>
585
<td class="parameter_annotations"> </td>
586
</tr>
587
</tbody>
588
</table></div>
589
</div>
590
<div class="refsect3">
591
<a name="id-1.2.9.6.8.4.6"></a><h4>Returns</h4>
592
<p> A newly allocated buffer with a copy of <em class="parameter"><code>data</code></em>
593
and of size <em class="parameter"><code>len</code></em>
594
.</p>
595
<p></p>
596
</div>
597
</div>
598
<hr>
599
<div class="refsect2">
600
<a name="gst-rtp-buffer-new-allocate"></a><h3>gst_rtp_buffer_new_allocate ()</h3>
601
<pre class="programlisting"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> *
602
gst_rtp_buffer_new_allocate (<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> payload_len</code></em>,
603
<em class="parameter"><code><span class="type">guint8</span> pad_len</code></em>,
604
<em class="parameter"><code><span class="type">guint8</span> csrc_count</code></em>);</pre>
605
<p>Allocate a new <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="type">GstBuffer</span></a> with enough data to hold an RTP packet with
606
<em class="parameter"><code>csrc_count</code></em>
607
CSRCs, a payload length of <em class="parameter"><code>payload_len</code></em>
608
and padding of <em class="parameter"><code>pad_len</code></em>
609
.
610
All other RTP header fields will be set to 0/FALSE.</p>
611
<div class="refsect3">
612
<a name="id-1.2.9.6.8.5.5"></a><h4>Parameters</h4>
613
<div class="informaltable"><table width="100%" border="0">
614
<colgroup>
615
<col width="150px" class="parameters_name">
616
<col class="parameters_description">
617
<col width="200px" class="parameters_annotations">
618
</colgroup>
619
<tbody>
620
<tr>
621
<td class="parameter_name"><p>payload_len</p></td>
622
<td class="parameter_description"><p>the length of the payload</p></td>
623
<td class="parameter_annotations"> </td>
624
</tr>
625
<tr>
626
<td class="parameter_name"><p>pad_len</p></td>
627
<td class="parameter_description"><p>the amount of padding</p></td>
628
<td class="parameter_annotations"> </td>
629
</tr>
630
<tr>
631
<td class="parameter_name"><p>csrc_count</p></td>
632
<td class="parameter_description"><p>the number of CSRC entries</p></td>
633
<td class="parameter_annotations"> </td>
634
</tr>
635
</tbody>
636
</table></div>
637
</div>
638
<div class="refsect3">
639
<a name="id-1.2.9.6.8.5.6"></a><h4>Returns</h4>
640
<p> A newly allocated buffer that can hold an RTP packet with given
641
parameters.</p>
642
<p></p>
643
</div>
644
</div>
645
<hr>
646
<div class="refsect2">
647
<a name="gst-rtp-buffer-new-allocate-len"></a><h3>gst_rtp_buffer_new_allocate_len ()</h3>
648
<pre class="programlisting"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> *
649
gst_rtp_buffer_new_allocate_len (<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> packet_len</code></em>,
650
<em class="parameter"><code><span class="type">guint8</span> pad_len</code></em>,
651
<em class="parameter"><code><span class="type">guint8</span> csrc_count</code></em>);</pre>
652
<p>Create a new <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="type">GstBuffer</span></a> that can hold an RTP packet that is exactly
653
<em class="parameter"><code>packet_len</code></em>
654
long. The length of the payload depends on <em class="parameter"><code>pad_len</code></em>
655
and
656
<em class="parameter"><code>csrc_count</code></em>
657
and can be calculated with <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-calc-payload-len" title="gst_rtp_buffer_calc_payload_len ()"><code class="function">gst_rtp_buffer_calc_payload_len()</code></a>.
658
All RTP header fields will be set to 0/FALSE.</p>
659
<div class="refsect3">
660
<a name="id-1.2.9.6.8.6.5"></a><h4>Parameters</h4>
661
<div class="informaltable"><table width="100%" border="0">
662
<colgroup>
663
<col width="150px" class="parameters_name">
664
<col class="parameters_description">
665
<col width="200px" class="parameters_annotations">
666
</colgroup>
667
<tbody>
668
<tr>
669
<td class="parameter_name"><p>packet_len</p></td>
670
<td class="parameter_description"><p>the total length of the packet</p></td>
671
<td class="parameter_annotations"> </td>
672
</tr>
673
<tr>
674
<td class="parameter_name"><p>pad_len</p></td>
675
<td class="parameter_description"><p>the amount of padding</p></td>
676
<td class="parameter_annotations"> </td>
677
</tr>
678
<tr>
679
<td class="parameter_name"><p>csrc_count</p></td>
680
<td class="parameter_description"><p>the number of CSRC entries</p></td>
681
<td class="parameter_annotations"> </td>
682
</tr>
683
</tbody>
684
</table></div>
685
</div>
686
<div class="refsect3">
687
<a name="id-1.2.9.6.8.6.6"></a><h4>Returns</h4>
688
<p> A newly allocated buffer that can hold an RTP packet of <em class="parameter"><code>packet_len</code></em>
689
.</p>
690
<p></p>
691
</div>
692
</div>
693
<hr>
694
<div class="refsect2">
695
<a name="gst-rtp-buffer-map"></a><h3>gst_rtp_buffer_map ()</h3>
696
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
697
gst_rtp_buffer_map (<em class="parameter"><code><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="type">GstBuffer</span></a> *buffer</code></em>,
698
<em class="parameter"><code><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstMemory.html#GstMapFlags"><span class="type">GstMapFlags</span></a> flags</code></em>,
699
<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
700
<p>Map the contents of <em class="parameter"><code>buffer</code></em>
701
into <em class="parameter"><code>rtp</code></em>
702
.</p>
703
<div class="refsect3">
704
<a name="id-1.2.9.6.8.7.5"></a><h4>Parameters</h4>
705
<div class="informaltable"><table width="100%" border="0">
706
<colgroup>
707
<col width="150px" class="parameters_name">
708
<col class="parameters_description">
709
<col width="200px" class="parameters_annotations">
710
</colgroup>
711
<tbody>
712
<tr>
713
<td class="parameter_name"><p>buffer</p></td>
714
<td class="parameter_description"><p>a <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="type">GstBuffer</span></a></p></td>
715
<td class="parameter_annotations"> </td>
716
</tr>
717
<tr>
718
<td class="parameter_name"><p>flags</p></td>
719
<td class="parameter_description"><p><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstMemory.html#GstMapFlags"><span class="type">GstMapFlags</span></a></p></td>
720
<td class="parameter_annotations"> </td>
721
</tr>
722
<tr>
723
<td class="parameter_name"><p>rtp</p></td>
724
<td class="parameter_description"><p> a <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a>. </p></td>
725
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
726
</tr>
727
</tbody>
728
</table></div>
729
</div>
730
<div class="refsect3">
731
<a name="id-1.2.9.6.8.7.6"></a><h4>Returns</h4>
732
<p> <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if <em class="parameter"><code>buffer</code></em>
733
could be mapped.</p>
734
<p></p>
735
</div>
736
</div>
737
<hr>
738
<div class="refsect2">
739
<a name="gst-rtp-buffer-unmap"></a><h3>gst_rtp_buffer_unmap ()</h3>
740
<pre class="programlisting"><span class="returnvalue">void</span>
741
gst_rtp_buffer_unmap (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
742
<p>Unmap <em class="parameter"><code>rtp</code></em>
743
previously mapped with <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-map" title="gst_rtp_buffer_map ()"><code class="function">gst_rtp_buffer_map()</code></a>.</p>
744
<div class="refsect3">
745
<a name="id-1.2.9.6.8.8.5"></a><h4>Parameters</h4>
746
<div class="informaltable"><table width="100%" border="0">
747
<colgroup>
748
<col width="150px" class="parameters_name">
749
<col class="parameters_description">
750
<col width="200px" class="parameters_annotations">
751
</colgroup>
752
<tbody><tr>
753
<td class="parameter_name"><p>rtp</p></td>
754
<td class="parameter_description"><p>a <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a></p></td>
755
<td class="parameter_annotations"> </td>
756
</tr></tbody>
757
</table></div>
758
</div>
759
</div>
760
<hr>
761
<div class="refsect2">
762
<a name="gst-rtp-buffer-calc-header-len"></a><h3>gst_rtp_buffer_calc_header_len ()</h3>
763
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
764
gst_rtp_buffer_calc_header_len (<em class="parameter"><code><span class="type">guint8</span> csrc_count</code></em>);</pre>
765
<p>Calculate the header length of an RTP packet with <em class="parameter"><code>csrc_count</code></em>
766
CSRC entries.
767
An RTP packet can have at most 15 CSRC entries.</p>
768
<div class="refsect3">
769
<a name="id-1.2.9.6.8.9.5"></a><h4>Parameters</h4>
770
<div class="informaltable"><table width="100%" border="0">
771
<colgroup>
772
<col width="150px" class="parameters_name">
773
<col class="parameters_description">
774
<col width="200px" class="parameters_annotations">
775
</colgroup>
776
<tbody><tr>
777
<td class="parameter_name"><p>csrc_count</p></td>
778
<td class="parameter_description"><p>the number of CSRC entries</p></td>
779
<td class="parameter_annotations"> </td>
780
</tr></tbody>
781
</table></div>
782
</div>
783
<div class="refsect3">
784
<a name="id-1.2.9.6.8.9.6"></a><h4>Returns</h4>
785
<p> The length of an RTP header with <em class="parameter"><code>csrc_count</code></em>
786
CSRC entries.</p>
787
<p></p>
788
</div>
789
</div>
790
<hr>
791
<div class="refsect2">
792
<a name="gst-rtp-buffer-calc-packet-len"></a><h3>gst_rtp_buffer_calc_packet_len ()</h3>
793
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
794
gst_rtp_buffer_calc_packet_len (<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> payload_len</code></em>,
795
<em class="parameter"><code><span class="type">guint8</span> pad_len</code></em>,
796
<em class="parameter"><code><span class="type">guint8</span> csrc_count</code></em>);</pre>
797
<p>Calculate the total length of an RTP packet with a payload size of <em class="parameter"><code>payload_len</code></em>
798
,
799
a padding of <em class="parameter"><code>pad_len</code></em>
800
and a <em class="parameter"><code>csrc_count</code></em>
801
CSRC entries.</p>
802
<div class="refsect3">
803
<a name="id-1.2.9.6.8.10.5"></a><h4>Parameters</h4>
804
<div class="informaltable"><table width="100%" border="0">
805
<colgroup>
806
<col width="150px" class="parameters_name">
807
<col class="parameters_description">
808
<col width="200px" class="parameters_annotations">
809
</colgroup>
810
<tbody>
811
<tr>
812
<td class="parameter_name"><p>payload_len</p></td>
813
<td class="parameter_description"><p>the length of the payload</p></td>
814
<td class="parameter_annotations"> </td>
815
</tr>
816
<tr>
817
<td class="parameter_name"><p>pad_len</p></td>
818
<td class="parameter_description"><p>the amount of padding</p></td>
819
<td class="parameter_annotations"> </td>
820
</tr>
821
<tr>
822
<td class="parameter_name"><p>csrc_count</p></td>
823
<td class="parameter_description"><p>the number of CSRC entries</p></td>
824
<td class="parameter_annotations"> </td>
825
</tr>
826
</tbody>
827
</table></div>
828
</div>
829
<div class="refsect3">
830
<a name="id-1.2.9.6.8.10.6"></a><h4>Returns</h4>
831
<p> The total length of an RTP header with given parameters.</p>
832
<p></p>
833
</div>
834
</div>
835
<hr>
836
<div class="refsect2">
837
<a name="gst-rtp-buffer-calc-payload-len"></a><h3>gst_rtp_buffer_calc_payload_len ()</h3>
838
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
839
gst_rtp_buffer_calc_payload_len (<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> packet_len</code></em>,
840
<em class="parameter"><code><span class="type">guint8</span> pad_len</code></em>,
841
<em class="parameter"><code><span class="type">guint8</span> csrc_count</code></em>);</pre>
842
<p>Calculate the length of the payload of an RTP packet with size <em class="parameter"><code>packet_len</code></em>
843
,
844
a padding of <em class="parameter"><code>pad_len</code></em>
845
and a <em class="parameter"><code>csrc_count</code></em>
846
CSRC entries.</p>
847
<div class="refsect3">
848
<a name="id-1.2.9.6.8.11.5"></a><h4>Parameters</h4>
849
<div class="informaltable"><table width="100%" border="0">
850
<colgroup>
851
<col width="150px" class="parameters_name">
852
<col class="parameters_description">
853
<col width="200px" class="parameters_annotations">
854
</colgroup>
855
<tbody>
856
<tr>
857
<td class="parameter_name"><p>packet_len</p></td>
858
<td class="parameter_description"><p>the length of the total RTP packet</p></td>
859
<td class="parameter_annotations"> </td>
860
</tr>
861
<tr>
862
<td class="parameter_name"><p>pad_len</p></td>
863
<td class="parameter_description"><p>the amount of padding</p></td>
864
<td class="parameter_annotations"> </td>
865
</tr>
866
<tr>
867
<td class="parameter_name"><p>csrc_count</p></td>
868
<td class="parameter_description"><p>the number of CSRC entries</p></td>
869
<td class="parameter_annotations"> </td>
870
</tr>
871
</tbody>
872
</table></div>
873
</div>
874
<div class="refsect3">
875
<a name="id-1.2.9.6.8.11.6"></a><h4>Returns</h4>
876
<p> The length of the payload of an RTP packet with given parameters.</p>
877
<p></p>
878
</div>
879
</div>
880
<hr>
881
<div class="refsect2">
882
<a name="gst-rtp-buffer-set-packet-len"></a><h3>gst_rtp_buffer_set_packet_len ()</h3>
883
<pre class="programlisting"><span class="returnvalue">void</span>
884
gst_rtp_buffer_set_packet_len (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
885
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> len</code></em>);</pre>
886
<p>Set the total <em class="parameter"><code>rtp</code></em>
887
size to <em class="parameter"><code>len</code></em>
888
. The data in the buffer will be made
889
larger if needed. Any padding will be removed from the packet.</p>
890
<div class="refsect3">
891
<a name="id-1.2.9.6.8.12.5"></a><h4>Parameters</h4>
892
<div class="informaltable"><table width="100%" border="0">
893
<colgroup>
894
<col width="150px" class="parameters_name">
895
<col class="parameters_description">
896
<col width="200px" class="parameters_annotations">
897
</colgroup>
898
<tbody>
899
<tr>
900
<td class="parameter_name"><p>rtp</p></td>
901
<td class="parameter_description"><p>the RTP packet</p></td>
902
<td class="parameter_annotations"> </td>
903
</tr>
904
<tr>
905
<td class="parameter_name"><p>len</p></td>
906
<td class="parameter_description"><p>the new packet length</p></td>
907
<td class="parameter_annotations"> </td>
908
</tr>
909
</tbody>
910
</table></div>
911
</div>
912
</div>
913
<hr>
914
<div class="refsect2">
915
<a name="gst-rtp-buffer-get-packet-len"></a><h3>gst_rtp_buffer_get_packet_len ()</h3>
916
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
917
gst_rtp_buffer_get_packet_len (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
918
<p>Return the total length of the packet in <em class="parameter"><code>buffer</code></em>
919
.</p>
920
<div class="refsect3">
921
<a name="id-1.2.9.6.8.13.5"></a><h4>Parameters</h4>
922
<div class="informaltable"><table width="100%" border="0">
923
<colgroup>
924
<col width="150px" class="parameters_name">
925
<col class="parameters_description">
926
<col width="200px" class="parameters_annotations">
927
</colgroup>
928
<tbody><tr>
929
<td class="parameter_name"><p>rtp</p></td>
930
<td class="parameter_description"><p>the RTP packet</p></td>
931
<td class="parameter_annotations"> </td>
932
</tr></tbody>
933
</table></div>
934
</div>
935
<div class="refsect3">
936
<a name="id-1.2.9.6.8.13.6"></a><h4>Returns</h4>
937
<p> The total length of the packet in <em class="parameter"><code>buffer</code></em>
938
.</p>
939
<p></p>
940
</div>
941
</div>
942
<hr>
943
<div class="refsect2">
944
<a name="gst-rtp-buffer-get-header-len"></a><h3>gst_rtp_buffer_get_header_len ()</h3>
945
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
946
gst_rtp_buffer_get_header_len (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
947
<p>Return the total length of the header in <em class="parameter"><code>buffer</code></em>
948
. This include the length of
949
the fixed header, the CSRC list and the extension header.</p>
950
<div class="refsect3">
951
<a name="id-1.2.9.6.8.14.5"></a><h4>Parameters</h4>
952
<div class="informaltable"><table width="100%" border="0">
953
<colgroup>
954
<col width="150px" class="parameters_name">
955
<col class="parameters_description">
956
<col width="200px" class="parameters_annotations">
957
</colgroup>
958
<tbody><tr>
959
<td class="parameter_name"><p>rtp</p></td>
960
<td class="parameter_description"><p>the RTP packet</p></td>
961
<td class="parameter_annotations"> </td>
962
</tr></tbody>
963
</table></div>
964
</div>
965
<div class="refsect3">
966
<a name="id-1.2.9.6.8.14.6"></a><h4>Returns</h4>
967
<p> The total length of the header in <em class="parameter"><code>buffer</code></em>
968
.</p>
969
<p></p>
970
</div>
971
</div>
972
<hr>
973
<div class="refsect2">
974
<a name="gst-rtp-buffer-get-version"></a><h3>gst_rtp_buffer_get_version ()</h3>
975
<pre class="programlisting"><span class="returnvalue">guint8</span>
976
gst_rtp_buffer_get_version (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
977
<p>Get the version number of the RTP packet in <em class="parameter"><code>buffer</code></em>
978
.</p>
979
<div class="refsect3">
980
<a name="id-1.2.9.6.8.15.5"></a><h4>Parameters</h4>
981
<div class="informaltable"><table width="100%" border="0">
982
<colgroup>
983
<col width="150px" class="parameters_name">
984
<col class="parameters_description">
985
<col width="200px" class="parameters_annotations">
986
</colgroup>
987
<tbody><tr>
988
<td class="parameter_name"><p>rtp</p></td>
989
<td class="parameter_description"><p>the RTP packet</p></td>
990
<td class="parameter_annotations"> </td>
991
</tr></tbody>
992
</table></div>
993
</div>
994
<div class="refsect3">
995
<a name="id-1.2.9.6.8.15.6"></a><h4>Returns</h4>
996
<p> The version of <em class="parameter"><code>buffer</code></em>
997
.</p>
998
<p></p>
999
</div>
1000
</div>
1001
<hr>
1002
<div class="refsect2">
1003
<a name="gst-rtp-buffer-set-version"></a><h3>gst_rtp_buffer_set_version ()</h3>
1004
<pre class="programlisting"><span class="returnvalue">void</span>
1005
gst_rtp_buffer_set_version (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1006
<em class="parameter"><code><span class="type">guint8</span> version</code></em>);</pre>
1007
<p>Set the version of the RTP packet in <em class="parameter"><code>buffer</code></em>
1008
to <em class="parameter"><code>version</code></em>
1009
.</p>
1010
<div class="refsect3">
1011
<a name="id-1.2.9.6.8.16.5"></a><h4>Parameters</h4>
1012
<div class="informaltable"><table width="100%" border="0">
1013
<colgroup>
1014
<col width="150px" class="parameters_name">
1015
<col class="parameters_description">
1016
<col width="200px" class="parameters_annotations">
1017
</colgroup>
1018
<tbody>
1019
<tr>
1020
<td class="parameter_name"><p>rtp</p></td>
1021
<td class="parameter_description"><p>the RTP packet</p></td>
1022
<td class="parameter_annotations"> </td>
1023
</tr>
1024
<tr>
1025
<td class="parameter_name"><p>version</p></td>
1026
<td class="parameter_description"><p>the new version</p></td>
1027
<td class="parameter_annotations"> </td>
1028
</tr>
1029
</tbody>
1030
</table></div>
1031
</div>
1032
</div>
1033
<hr>
1034
<div class="refsect2">
1035
<a name="gst-rtp-buffer-get-padding"></a><h3>gst_rtp_buffer_get_padding ()</h3>
1036
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
1037
gst_rtp_buffer_get_padding (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
1038
<p>Check if the padding bit is set on the RTP packet in <em class="parameter"><code>buffer</code></em>
1039
.</p>
1040
<div class="refsect3">
1041
<a name="id-1.2.9.6.8.17.5"></a><h4>Parameters</h4>
1042
<div class="informaltable"><table width="100%" border="0">
1043
<colgroup>
1044
<col width="150px" class="parameters_name">
1045
<col class="parameters_description">
1046
<col width="200px" class="parameters_annotations">
1047
</colgroup>
1048
<tbody><tr>
1049
<td class="parameter_name"><p>rtp</p></td>
1050
<td class="parameter_description"><p>the RTP packet</p></td>
1051
<td class="parameter_annotations"> </td>
1052
</tr></tbody>
1053
</table></div>
1054
</div>
1055
<div class="refsect3">
1056
<a name="id-1.2.9.6.8.17.6"></a><h4>Returns</h4>
1057
<p> TRUE if <em class="parameter"><code>buffer</code></em>
1058
has the padding bit set.</p>
1059
<p></p>
1060
</div>
1061
</div>
1062
<hr>
1063
<div class="refsect2">
1064
<a name="gst-rtp-buffer-set-padding"></a><h3>gst_rtp_buffer_set_padding ()</h3>
1065
<pre class="programlisting"><span class="returnvalue">void</span>
1066
gst_rtp_buffer_set_padding (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1067
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> padding</code></em>);</pre>
1068
<p>Set the padding bit on the RTP packet in <em class="parameter"><code>buffer</code></em>
1069
to <em class="parameter"><code>padding</code></em>
1070
.</p>
1071
<div class="refsect3">
1072
<a name="id-1.2.9.6.8.18.5"></a><h4>Parameters</h4>
1073
<div class="informaltable"><table width="100%" border="0">
1074
<colgroup>
1075
<col width="150px" class="parameters_name">
1076
<col class="parameters_description">
1077
<col width="200px" class="parameters_annotations">
1078
</colgroup>
1079
<tbody>
1080
<tr>
1081
<td class="parameter_name"><p>rtp</p></td>
1082
<td class="parameter_description"><p>the buffer</p></td>
1083
<td class="parameter_annotations"> </td>
1084
</tr>
1085
<tr>
1086
<td class="parameter_name"><p>padding</p></td>
1087
<td class="parameter_description"><p>the new padding</p></td>
1088
<td class="parameter_annotations"> </td>
1089
</tr>
1090
</tbody>
1091
</table></div>
1092
</div>
1093
</div>
1094
<hr>
1095
<div class="refsect2">
1096
<a name="gst-rtp-buffer-pad-to"></a><h3>gst_rtp_buffer_pad_to ()</h3>
1097
<pre class="programlisting"><span class="returnvalue">void</span>
1098
gst_rtp_buffer_pad_to (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1099
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> len</code></em>);</pre>
1100
<p>Set the amount of padding in the RTP packet in <em class="parameter"><code>buffer</code></em>
1101
to
1102
<em class="parameter"><code>len</code></em>
1103
. If <em class="parameter"><code>len</code></em>
1104
is 0, the padding is removed.</p>
1105
<p>NOTE: This function does not work correctly.</p>
1106
<div class="refsect3">
1107
<a name="id-1.2.9.6.8.19.6"></a><h4>Parameters</h4>
1108
<div class="informaltable"><table width="100%" border="0">
1109
<colgroup>
1110
<col width="150px" class="parameters_name">
1111
<col class="parameters_description">
1112
<col width="200px" class="parameters_annotations">
1113
</colgroup>
1114
<tbody>
1115
<tr>
1116
<td class="parameter_name"><p>rtp</p></td>
1117
<td class="parameter_description"><p>the RTP packet</p></td>
1118
<td class="parameter_annotations"> </td>
1119
</tr>
1120
<tr>
1121
<td class="parameter_name"><p>len</p></td>
1122
<td class="parameter_description"><p>the new amount of padding</p></td>
1123
<td class="parameter_annotations"> </td>
1124
</tr>
1125
</tbody>
1126
</table></div>
1127
</div>
1128
</div>
1129
<hr>
1130
<div class="refsect2">
1131
<a name="gst-rtp-buffer-get-extension"></a><h3>gst_rtp_buffer_get_extension ()</h3>
1132
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
1133
gst_rtp_buffer_get_extension (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
1134
<p>Check if the extension bit is set on the RTP packet in <em class="parameter"><code>buffer</code></em>
1135
.</p>
1136
<div class="refsect3">
1137
<a name="id-1.2.9.6.8.20.5"></a><h4>Parameters</h4>
1138
<div class="informaltable"><table width="100%" border="0">
1139
<colgroup>
1140
<col width="150px" class="parameters_name">
1141
<col class="parameters_description">
1142
<col width="200px" class="parameters_annotations">
1143
</colgroup>
1144
<tbody><tr>
1145
<td class="parameter_name"><p>rtp</p></td>
1146
<td class="parameter_description"><p>the RTP packet</p></td>
1147
<td class="parameter_annotations"> </td>
1148
</tr></tbody>
1149
</table></div>
1150
</div>
1151
<div class="refsect3">
1152
<a name="id-1.2.9.6.8.20.6"></a><h4>Returns</h4>
1153
<p> TRUE if <em class="parameter"><code>buffer</code></em>
1154
has the extension bit set.</p>
1155
<p></p>
1156
</div>
1157
</div>
1158
<hr>
1159
<div class="refsect2">
1160
<a name="gst-rtp-buffer-set-extension"></a><h3>gst_rtp_buffer_set_extension ()</h3>
1161
<pre class="programlisting"><span class="returnvalue">void</span>
1162
gst_rtp_buffer_set_extension (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1163
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> extension</code></em>);</pre>
1164
<p>Set the extension bit on the RTP packet in <em class="parameter"><code>buffer</code></em>
1165
to <em class="parameter"><code>extension</code></em>
1166
.</p>
1167
<div class="refsect3">
1168
<a name="id-1.2.9.6.8.21.5"></a><h4>Parameters</h4>
1169
<div class="informaltable"><table width="100%" border="0">
1170
<colgroup>
1171
<col width="150px" class="parameters_name">
1172
<col class="parameters_description">
1173
<col width="200px" class="parameters_annotations">
1174
</colgroup>
1175
<tbody>
1176
<tr>
1177
<td class="parameter_name"><p>rtp</p></td>
1178
<td class="parameter_description"><p>the RTP packet</p></td>
1179
<td class="parameter_annotations"> </td>
1180
</tr>
1181
<tr>
1182
<td class="parameter_name"><p>extension</p></td>
1183
<td class="parameter_description"><p>the new extension</p></td>
1184
<td class="parameter_annotations"> </td>
1185
</tr>
1186
</tbody>
1187
</table></div>
1188
</div>
1189
</div>
1190
<hr>
1191
<div class="refsect2">
1192
<a name="gst-rtp-buffer-get-extension-data"></a><h3>gst_rtp_buffer_get_extension_data ()</h3>
1193
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
1194
gst_rtp_buffer_get_extension_data (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1195
<em class="parameter"><code><span class="type">guint16</span> *bits</code></em>,
1196
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> *data</code></em>,
1197
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> *wordlen</code></em>);</pre>
1198
<p>Get the extension data. <em class="parameter"><code>bits</code></em>
1199
will contain the extension 16 bits of custom
1200
data. <em class="parameter"><code>data</code></em>
1201
will point to the data in the extension and <em class="parameter"><code>wordlen</code></em>
1202
will contain
1203
the length of <em class="parameter"><code>data</code></em>
1204
in 32 bits words.</p>
1205
<p>If <em class="parameter"><code>buffer</code></em>
1206
did not contain an extension, this function will return <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a>
1207
with <em class="parameter"><code>bits</code></em>
1208
, <em class="parameter"><code>data</code></em>
1209
and <em class="parameter"><code>wordlen</code></em>
1210
unchanged.</p>
1211
<div class="refsect3">
1212
<a name="id-1.2.9.6.8.22.6"></a><h4>Parameters</h4>
1213
<div class="informaltable"><table width="100%" border="0">
1214
<colgroup>
1215
<col width="150px" class="parameters_name">
1216
<col class="parameters_description">
1217
<col width="200px" class="parameters_annotations">
1218
</colgroup>
1219
<tbody>
1220
<tr>
1221
<td class="parameter_name"><p>rtp</p></td>
1222
<td class="parameter_description"><p>the RTP packet</p></td>
1223
<td class="parameter_annotations"> </td>
1224
</tr>
1225
<tr>
1226
<td class="parameter_name"><p>bits</p></td>
1227
<td class="parameter_description"><p> location for result bits. </p></td>
1228
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
1229
</tr>
1230
<tr>
1231
<td class="parameter_name"><p>data</p></td>
1232
<td class="parameter_description"><p> location for data. </p></td>
1233
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>][<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym>][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8][<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span></td>
1234
</tr>
1235
<tr>
1236
<td class="parameter_name"><p>wordlen</p></td>
1237
<td class="parameter_description"><p> location for length of <em class="parameter"><code>data</code></em>
1238
in 32 bits words. </p></td>
1239
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
1240
</tr>
1241
</tbody>
1242
</table></div>
1243
</div>
1244
<div class="refsect3">
1245
<a name="id-1.2.9.6.8.22.7"></a><h4>Returns</h4>
1246
<p> TRUE if <em class="parameter"><code>buffer</code></em>
1247
had the extension bit set.</p>
1248
<p></p>
1249
</div>
1250
</div>
1251
<hr>
1252
<div class="refsect2">
1253
<a name="gst-rtp-buffer-get-ssrc"></a><h3>gst_rtp_buffer_get_ssrc ()</h3>
1254
<pre class="programlisting"><span class="returnvalue">guint32</span>
1255
gst_rtp_buffer_get_ssrc (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
1256
<p>Get the SSRC of the RTP packet in <em class="parameter"><code>buffer</code></em>
1257
.</p>
1258
<div class="refsect3">
1259
<a name="id-1.2.9.6.8.23.5"></a><h4>Parameters</h4>
1260
<div class="informaltable"><table width="100%" border="0">
1261
<colgroup>
1262
<col width="150px" class="parameters_name">
1263
<col class="parameters_description">
1264
<col width="200px" class="parameters_annotations">
1265
</colgroup>
1266
<tbody><tr>
1267
<td class="parameter_name"><p>rtp</p></td>
1268
<td class="parameter_description"><p>the RTP packet</p></td>
1269
<td class="parameter_annotations"> </td>
1270
</tr></tbody>
1271
</table></div>
1272
</div>
1273
<div class="refsect3">
1274
<a name="id-1.2.9.6.8.23.6"></a><h4>Returns</h4>
1275
<p> the SSRC of <em class="parameter"><code>buffer</code></em>
1276
in host order.</p>
1277
<p></p>
1278
</div>
1279
</div>
1280
<hr>
1281
<div class="refsect2">
1282
<a name="gst-rtp-buffer-set-ssrc"></a><h3>gst_rtp_buffer_set_ssrc ()</h3>
1283
<pre class="programlisting"><span class="returnvalue">void</span>
1284
gst_rtp_buffer_set_ssrc (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1285
<em class="parameter"><code><span class="type">guint32</span> ssrc</code></em>);</pre>
1286
<p>Set the SSRC on the RTP packet in <em class="parameter"><code>buffer</code></em>
1287
to <em class="parameter"><code>ssrc</code></em>
1288
.</p>
1289
<div class="refsect3">
1290
<a name="id-1.2.9.6.8.24.5"></a><h4>Parameters</h4>
1291
<div class="informaltable"><table width="100%" border="0">
1292
<colgroup>
1293
<col width="150px" class="parameters_name">
1294
<col class="parameters_description">
1295
<col width="200px" class="parameters_annotations">
1296
</colgroup>
1297
<tbody>
1298
<tr>
1299
<td class="parameter_name"><p>rtp</p></td>
1300
<td class="parameter_description"><p>the RTP packet</p></td>
1301
<td class="parameter_annotations"> </td>
1302
</tr>
1303
<tr>
1304
<td class="parameter_name"><p>ssrc</p></td>
1305
<td class="parameter_description"><p>the new SSRC</p></td>
1306
<td class="parameter_annotations"> </td>
1307
</tr>
1308
</tbody>
1309
</table></div>
1310
</div>
1311
</div>
1312
<hr>
1313
<div class="refsect2">
1314
<a name="gst-rtp-buffer-get-csrc-count"></a><h3>gst_rtp_buffer_get_csrc_count ()</h3>
1315
<pre class="programlisting"><span class="returnvalue">guint8</span>
1316
gst_rtp_buffer_get_csrc_count (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
1317
<p>Get the CSRC count of the RTP packet in <em class="parameter"><code>buffer</code></em>
1318
.</p>
1319
<div class="refsect3">
1320
<a name="id-1.2.9.6.8.25.5"></a><h4>Parameters</h4>
1321
<div class="informaltable"><table width="100%" border="0">
1322
<colgroup>
1323
<col width="150px" class="parameters_name">
1324
<col class="parameters_description">
1325
<col width="200px" class="parameters_annotations">
1326
</colgroup>
1327
<tbody><tr>
1328
<td class="parameter_name"><p>rtp</p></td>
1329
<td class="parameter_description"><p>the RTP packet</p></td>
1330
<td class="parameter_annotations"> </td>
1331
</tr></tbody>
1332
</table></div>
1333
</div>
1334
<div class="refsect3">
1335
<a name="id-1.2.9.6.8.25.6"></a><h4>Returns</h4>
1336
<p> the CSRC count of <em class="parameter"><code>buffer</code></em>
1337
.</p>
1338
<p></p>
1339
</div>
1340
</div>
1341
<hr>
1342
<div class="refsect2">
1343
<a name="gst-rtp-buffer-get-csrc"></a><h3>gst_rtp_buffer_get_csrc ()</h3>
1344
<pre class="programlisting"><span class="returnvalue">guint32</span>
1345
gst_rtp_buffer_get_csrc (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1346
<em class="parameter"><code><span class="type">guint8</span> idx</code></em>);</pre>
1347
<p>Get the CSRC at index <em class="parameter"><code>idx</code></em>
1348
in <em class="parameter"><code>buffer</code></em>
1349
.</p>
1350
<div class="refsect3">
1351
<a name="id-1.2.9.6.8.26.5"></a><h4>Parameters</h4>
1352
<div class="informaltable"><table width="100%" border="0">
1353
<colgroup>
1354
<col width="150px" class="parameters_name">
1355
<col class="parameters_description">
1356
<col width="200px" class="parameters_annotations">
1357
</colgroup>
1358
<tbody>
1359
<tr>
1360
<td class="parameter_name"><p>rtp</p></td>
1361
<td class="parameter_description"><p>the RTP packet</p></td>
1362
<td class="parameter_annotations"> </td>
1363
</tr>
1364
<tr>
1365
<td class="parameter_name"><p>idx</p></td>
1366
<td class="parameter_description"><p>the index of the CSRC to get</p></td>
1367
<td class="parameter_annotations"> </td>
1368
</tr>
1369
</tbody>
1370
</table></div>
1371
</div>
1372
<div class="refsect3">
1373
<a name="id-1.2.9.6.8.26.6"></a><h4>Returns</h4>
1374
<p> the CSRC at index <em class="parameter"><code>idx</code></em>
1375
in host order.</p>
1376
<p></p>
1377
</div>
1378
</div>
1379
<hr>
1380
<div class="refsect2">
1381
<a name="gst-rtp-buffer-set-csrc"></a><h3>gst_rtp_buffer_set_csrc ()</h3>
1382
<pre class="programlisting"><span class="returnvalue">void</span>
1383
gst_rtp_buffer_set_csrc (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1384
<em class="parameter"><code><span class="type">guint8</span> idx</code></em>,
1385
<em class="parameter"><code><span class="type">guint32</span> csrc</code></em>);</pre>
1386
<p>Modify the CSRC at index <em class="parameter"><code>idx</code></em>
1387
in <em class="parameter"><code>buffer</code></em>
1388
to <em class="parameter"><code>csrc</code></em>
1389
.</p>
1390
<div class="refsect3">
1391
<a name="id-1.2.9.6.8.27.5"></a><h4>Parameters</h4>
1392
<div class="informaltable"><table width="100%" border="0">
1393
<colgroup>
1394
<col width="150px" class="parameters_name">
1395
<col class="parameters_description">
1396
<col width="200px" class="parameters_annotations">
1397
</colgroup>
1398
<tbody>
1399
<tr>
1400
<td class="parameter_name"><p>rtp</p></td>
1401
<td class="parameter_description"><p>the RTP packet</p></td>
1402
<td class="parameter_annotations"> </td>
1403
</tr>
1404
<tr>
1405
<td class="parameter_name"><p>idx</p></td>
1406
<td class="parameter_description"><p>the CSRC index to set</p></td>
1407
<td class="parameter_annotations"> </td>
1408
</tr>
1409
<tr>
1410
<td class="parameter_name"><p>csrc</p></td>
1411
<td class="parameter_description"><p>the CSRC in host order to set at <em class="parameter"><code>idx</code></em>
1412
</p></td>
1413
<td class="parameter_annotations"> </td>
1414
</tr>
1415
</tbody>
1416
</table></div>
1417
</div>
1418
</div>
1419
<hr>
1420
<div class="refsect2">
1421
<a name="gst-rtp-buffer-get-marker"></a><h3>gst_rtp_buffer_get_marker ()</h3>
1422
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
1423
gst_rtp_buffer_get_marker (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
1424
<p>Check if the marker bit is set on the RTP packet in <em class="parameter"><code>buffer</code></em>
1425
.</p>
1426
<div class="refsect3">
1427
<a name="id-1.2.9.6.8.28.5"></a><h4>Parameters</h4>
1428
<div class="informaltable"><table width="100%" border="0">
1429
<colgroup>
1430
<col width="150px" class="parameters_name">
1431
<col class="parameters_description">
1432
<col width="200px" class="parameters_annotations">
1433
</colgroup>
1434
<tbody><tr>
1435
<td class="parameter_name"><p>rtp</p></td>
1436
<td class="parameter_description"><p>the RTP packet</p></td>
1437
<td class="parameter_annotations"> </td>
1438
</tr></tbody>
1439
</table></div>
1440
</div>
1441
<div class="refsect3">
1442
<a name="id-1.2.9.6.8.28.6"></a><h4>Returns</h4>
1443
<p> TRUE if <em class="parameter"><code>buffer</code></em>
1444
has the marker bit set.</p>
1445
<p></p>
1446
</div>
1447
</div>
1448
<hr>
1449
<div class="refsect2">
1450
<a name="gst-rtp-buffer-set-marker"></a><h3>gst_rtp_buffer_set_marker ()</h3>
1451
<pre class="programlisting"><span class="returnvalue">void</span>
1452
gst_rtp_buffer_set_marker (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1453
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> marker</code></em>);</pre>
1454
<p>Set the marker bit on the RTP packet in <em class="parameter"><code>buffer</code></em>
1455
to <em class="parameter"><code>marker</code></em>
1456
.</p>
1457
<div class="refsect3">
1458
<a name="id-1.2.9.6.8.29.5"></a><h4>Parameters</h4>
1459
<div class="informaltable"><table width="100%" border="0">
1460
<colgroup>
1461
<col width="150px" class="parameters_name">
1462
<col class="parameters_description">
1463
<col width="200px" class="parameters_annotations">
1464
</colgroup>
1465
<tbody>
1466
<tr>
1467
<td class="parameter_name"><p>rtp</p></td>
1468
<td class="parameter_description"><p>the RTP packet</p></td>
1469
<td class="parameter_annotations"> </td>
1470
</tr>
1471
<tr>
1472
<td class="parameter_name"><p>marker</p></td>
1473
<td class="parameter_description"><p>the new marker</p></td>
1474
<td class="parameter_annotations"> </td>
1475
</tr>
1476
</tbody>
1477
</table></div>
1478
</div>
1479
</div>
1480
<hr>
1481
<div class="refsect2">
1482
<a name="gst-rtp-buffer-get-payload-type"></a><h3>gst_rtp_buffer_get_payload_type ()</h3>
1483
<pre class="programlisting"><span class="returnvalue">guint8</span>
1484
gst_rtp_buffer_get_payload_type (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
1485
<p>Get the payload type of the RTP packet in <em class="parameter"><code>buffer</code></em>
1486
.</p>
1487
<div class="refsect3">
1488
<a name="id-1.2.9.6.8.30.5"></a><h4>Parameters</h4>
1489
<div class="informaltable"><table width="100%" border="0">
1490
<colgroup>
1491
<col width="150px" class="parameters_name">
1492
<col class="parameters_description">
1493
<col width="200px" class="parameters_annotations">
1494
</colgroup>
1495
<tbody><tr>
1496
<td class="parameter_name"><p>rtp</p></td>
1497
<td class="parameter_description"><p>the RTP packet</p></td>
1498
<td class="parameter_annotations"> </td>
1499
</tr></tbody>
1500
</table></div>
1501
</div>
1502
<div class="refsect3">
1503
<a name="id-1.2.9.6.8.30.6"></a><h4>Returns</h4>
1504
<p> The payload type.</p>
1505
<p></p>
1506
</div>
1507
</div>
1508
<hr>
1509
<div class="refsect2">
1510
<a name="gst-rtp-buffer-set-payload-type"></a><h3>gst_rtp_buffer_set_payload_type ()</h3>
1511
<pre class="programlisting"><span class="returnvalue">void</span>
1512
gst_rtp_buffer_set_payload_type (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1513
<em class="parameter"><code><span class="type">guint8</span> payload_type</code></em>);</pre>
1514
<p>Set the payload type of the RTP packet in <em class="parameter"><code>buffer</code></em>
1515
to <em class="parameter"><code>payload_type</code></em>
1516
.</p>
1517
<div class="refsect3">
1518
<a name="id-1.2.9.6.8.31.5"></a><h4>Parameters</h4>
1519
<div class="informaltable"><table width="100%" border="0">
1520
<colgroup>
1521
<col width="150px" class="parameters_name">
1522
<col class="parameters_description">
1523
<col width="200px" class="parameters_annotations">
1524
</colgroup>
1525
<tbody>
1526
<tr>
1527
<td class="parameter_name"><p>rtp</p></td>
1528
<td class="parameter_description"><p>the RTP packet</p></td>
1529
<td class="parameter_annotations"> </td>
1530
</tr>
1531
<tr>
1532
<td class="parameter_name"><p>payload_type</p></td>
1533
<td class="parameter_description"><p>the new type</p></td>
1534
<td class="parameter_annotations"> </td>
1535
</tr>
1536
</tbody>
1537
</table></div>
1538
</div>
1539
</div>
1540
<hr>
1541
<div class="refsect2">
1542
<a name="gst-rtp-buffer-get-seq"></a><h3>gst_rtp_buffer_get_seq ()</h3>
1543
<pre class="programlisting"><span class="returnvalue">guint16</span>
1544
gst_rtp_buffer_get_seq (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
1545
<p>Get the sequence number of the RTP packet in <em class="parameter"><code>buffer</code></em>
1546
.</p>
1547
<div class="refsect3">
1548
<a name="id-1.2.9.6.8.32.5"></a><h4>Parameters</h4>
1549
<div class="informaltable"><table width="100%" border="0">
1550
<colgroup>
1551
<col width="150px" class="parameters_name">
1552
<col class="parameters_description">
1553
<col width="200px" class="parameters_annotations">
1554
</colgroup>
1555
<tbody><tr>
1556
<td class="parameter_name"><p>rtp</p></td>
1557
<td class="parameter_description"><p>the RTP packet</p></td>
1558
<td class="parameter_annotations"> </td>
1559
</tr></tbody>
1560
</table></div>
1561
</div>
1562
<div class="refsect3">
1563
<a name="id-1.2.9.6.8.32.6"></a><h4>Returns</h4>
1564
<p> The sequence number in host order.</p>
1565
<p></p>
1566
</div>
1567
</div>
1568
<hr>
1569
<div class="refsect2">
1570
<a name="gst-rtp-buffer-set-seq"></a><h3>gst_rtp_buffer_set_seq ()</h3>
1571
<pre class="programlisting"><span class="returnvalue">void</span>
1572
gst_rtp_buffer_set_seq (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1573
<em class="parameter"><code><span class="type">guint16</span> seq</code></em>);</pre>
1574
<p>Set the sequence number of the RTP packet in <em class="parameter"><code>buffer</code></em>
1575
to <em class="parameter"><code>seq</code></em>
1576
.</p>
1577
<div class="refsect3">
1578
<a name="id-1.2.9.6.8.33.5"></a><h4>Parameters</h4>
1579
<div class="informaltable"><table width="100%" border="0">
1580
<colgroup>
1581
<col width="150px" class="parameters_name">
1582
<col class="parameters_description">
1583
<col width="200px" class="parameters_annotations">
1584
</colgroup>
1585
<tbody>
1586
<tr>
1587
<td class="parameter_name"><p>rtp</p></td>
1588
<td class="parameter_description"><p>the RTP packet</p></td>
1589
<td class="parameter_annotations"> </td>
1590
</tr>
1591
<tr>
1592
<td class="parameter_name"><p>seq</p></td>
1593
<td class="parameter_description"><p>the new sequence number</p></td>
1594
<td class="parameter_annotations"> </td>
1595
</tr>
1596
</tbody>
1597
</table></div>
1598
</div>
1599
</div>
1600
<hr>
1601
<div class="refsect2">
1602
<a name="gst-rtp-buffer-get-timestamp"></a><h3>gst_rtp_buffer_get_timestamp ()</h3>
1603
<pre class="programlisting"><span class="returnvalue">guint32</span>
1604
gst_rtp_buffer_get_timestamp (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
1605
<p>Get the timestamp of the RTP packet in <em class="parameter"><code>buffer</code></em>
1606
.</p>
1607
<div class="refsect3">
1608
<a name="id-1.2.9.6.8.34.5"></a><h4>Parameters</h4>
1609
<div class="informaltable"><table width="100%" border="0">
1610
<colgroup>
1611
<col width="150px" class="parameters_name">
1612
<col class="parameters_description">
1613
<col width="200px" class="parameters_annotations">
1614
</colgroup>
1615
<tbody><tr>
1616
<td class="parameter_name"><p>rtp</p></td>
1617
<td class="parameter_description"><p>the RTP packet</p></td>
1618
<td class="parameter_annotations"> </td>
1619
</tr></tbody>
1620
</table></div>
1621
</div>
1622
<div class="refsect3">
1623
<a name="id-1.2.9.6.8.34.6"></a><h4>Returns</h4>
1624
<p> The timestamp in host order.</p>
1625
<p></p>
1626
</div>
1627
</div>
1628
<hr>
1629
<div class="refsect2">
1630
<a name="gst-rtp-buffer-set-timestamp"></a><h3>gst_rtp_buffer_set_timestamp ()</h3>
1631
<pre class="programlisting"><span class="returnvalue">void</span>
1632
gst_rtp_buffer_set_timestamp (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1633
<em class="parameter"><code><span class="type">guint32</span> timestamp</code></em>);</pre>
1634
<p>Set the timestamp of the RTP packet in <em class="parameter"><code>buffer</code></em>
1635
to <em class="parameter"><code>timestamp</code></em>
1636
.</p>
1637
<div class="refsect3">
1638
<a name="id-1.2.9.6.8.35.5"></a><h4>Parameters</h4>
1639
<div class="informaltable"><table width="100%" border="0">
1640
<colgroup>
1641
<col width="150px" class="parameters_name">
1642
<col class="parameters_description">
1643
<col width="200px" class="parameters_annotations">
1644
</colgroup>
1645
<tbody>
1646
<tr>
1647
<td class="parameter_name"><p>rtp</p></td>
1648
<td class="parameter_description"><p>the RTP packet</p></td>
1649
<td class="parameter_annotations"> </td>
1650
</tr>
1651
<tr>
1652
<td class="parameter_name"><p>timestamp</p></td>
1653
<td class="parameter_description"><p>the new timestamp</p></td>
1654
<td class="parameter_annotations"> </td>
1655
</tr>
1656
</tbody>
1657
</table></div>
1658
</div>
1659
</div>
1660
<hr>
1661
<div class="refsect2">
1662
<a name="gst-rtp-buffer-get-payload-buffer"></a><h3>gst_rtp_buffer_get_payload_buffer ()</h3>
1663
<pre class="programlisting"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> *
1664
gst_rtp_buffer_get_payload_buffer (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
1665
<p>Create a buffer of the payload of the RTP packet in <em class="parameter"><code>buffer</code></em>
1666
. This function
1667
will internally create a subbuffer of <em class="parameter"><code>buffer</code></em>
1668
so that a memcpy can be
1669
avoided.</p>
1670
<div class="refsect3">
1671
<a name="id-1.2.9.6.8.36.5"></a><h4>Parameters</h4>
1672
<div class="informaltable"><table width="100%" border="0">
1673
<colgroup>
1674
<col width="150px" class="parameters_name">
1675
<col class="parameters_description">
1676
<col width="200px" class="parameters_annotations">
1677
</colgroup>
1678
<tbody><tr>
1679
<td class="parameter_name"><p>rtp</p></td>
1680
<td class="parameter_description"><p>the RTP packet</p></td>
1681
<td class="parameter_annotations"> </td>
1682
</tr></tbody>
1683
</table></div>
1684
</div>
1685
<div class="refsect3">
1686
<a name="id-1.2.9.6.8.36.6"></a><h4>Returns</h4>
1687
<p> A new buffer with the data of the payload.</p>
1688
<p></p>
1689
</div>
1690
</div>
1691
<hr>
1692
<div class="refsect2">
1693
<a name="gst-rtp-buffer-get-payload-subbuffer"></a><h3>gst_rtp_buffer_get_payload_subbuffer ()</h3>
1694
<pre class="programlisting"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> *
1695
gst_rtp_buffer_get_payload_subbuffer (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1696
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> offset</code></em>,
1697
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> len</code></em>);</pre>
1698
<p>Create a subbuffer of the payload of the RTP packet in <em class="parameter"><code>buffer</code></em>
1699
. <em class="parameter"><code>offset</code></em>
1700
bytes
1701
are skipped in the payload and the subbuffer will be of size <em class="parameter"><code>len</code></em>
1702
.
1703
If <em class="parameter"><code>len</code></em>
1704
is -1 the total payload starting from <em class="parameter"><code>offset</code></em>
1705
if subbuffered.</p>
1706
<div class="refsect3">
1707
<a name="id-1.2.9.6.8.37.5"></a><h4>Parameters</h4>
1708
<div class="informaltable"><table width="100%" border="0">
1709
<colgroup>
1710
<col width="150px" class="parameters_name">
1711
<col class="parameters_description">
1712
<col width="200px" class="parameters_annotations">
1713
</colgroup>
1714
<tbody>
1715
<tr>
1716
<td class="parameter_name"><p>rtp</p></td>
1717
<td class="parameter_description"><p>the RTP packet</p></td>
1718
<td class="parameter_annotations"> </td>
1719
</tr>
1720
<tr>
1721
<td class="parameter_name"><p>offset</p></td>
1722
<td class="parameter_description"><p>the offset in the payload</p></td>
1723
<td class="parameter_annotations"> </td>
1724
</tr>
1725
<tr>
1726
<td class="parameter_name"><p>len</p></td>
1727
<td class="parameter_description"><p>the length in the payload</p></td>
1728
<td class="parameter_annotations"> </td>
1729
</tr>
1730
</tbody>
1731
</table></div>
1732
</div>
1733
<div class="refsect3">
1734
<a name="id-1.2.9.6.8.37.6"></a><h4>Returns</h4>
1735
<p> A new buffer with the specified data of the payload.</p>
1736
<p></p>
1737
</div>
1738
</div>
1739
<hr>
1740
<div class="refsect2">
1741
<a name="gst-rtp-buffer-get-payload-len"></a><h3>gst_rtp_buffer_get_payload_len ()</h3>
1742
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
1743
gst_rtp_buffer_get_payload_len (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
1744
<p>Get the length of the payload of the RTP packet in <em class="parameter"><code>buffer</code></em>
1745
.</p>
1746
<div class="refsect3">
1747
<a name="id-1.2.9.6.8.38.5"></a><h4>Parameters</h4>
1748
<div class="informaltable"><table width="100%" border="0">
1749
<colgroup>
1750
<col width="150px" class="parameters_name">
1751
<col class="parameters_description">
1752
<col width="200px" class="parameters_annotations">
1753
</colgroup>
1754
<tbody><tr>
1755
<td class="parameter_name"><p>rtp</p></td>
1756
<td class="parameter_description"><p>the RTP packet</p></td>
1757
<td class="parameter_annotations"> </td>
1758
</tr></tbody>
1759
</table></div>
1760
</div>
1761
<div class="refsect3">
1762
<a name="id-1.2.9.6.8.38.6"></a><h4>Returns</h4>
1763
<p> The length of the payload in <em class="parameter"><code>buffer</code></em>
1764
.</p>
1765
<p></p>
1766
</div>
1767
</div>
1768
<hr>
1769
<div class="refsect2">
1770
<a name="gst-rtp-buffer-get-payload"></a><h3>gst_rtp_buffer_get_payload ()</h3>
1771
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="returnvalue">gpointer</span></a>
1772
gst_rtp_buffer_get_payload (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
1773
<p>Get a pointer to the payload data in <em class="parameter"><code>buffer</code></em>
1774
. This pointer is valid as long
1775
as a reference to <em class="parameter"><code>buffer</code></em>
1776
is held.</p>
1777
<div class="refsect3">
1778
<a name="id-1.2.9.6.8.39.5"></a><h4>Parameters</h4>
1779
<div class="informaltable"><table width="100%" border="0">
1780
<colgroup>
1781
<col width="150px" class="parameters_name">
1782
<col class="parameters_description">
1783
<col width="200px" class="parameters_annotations">
1784
</colgroup>
1785
<tbody><tr>
1786
<td class="parameter_name"><p>rtp</p></td>
1787
<td class="parameter_description"><p>the RTP packet</p></td>
1788
<td class="parameter_annotations"> </td>
1789
</tr></tbody>
1790
</table></div>
1791
</div>
1792
<div class="refsect3">
1793
<a name="id-1.2.9.6.8.39.6"></a><h4>Returns</h4>
1794
<p> A pointer
1795
to the payload data in <em class="parameter"><code>buffer</code></em>
1796
. </p>
1797
<p><span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym>][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8][<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span></p>
1798
</div>
1799
</div>
1800
<hr>
1801
<div class="refsect2">
1802
<a name="gst-rtp-buffer-default-clock-rate"></a><h3>gst_rtp_buffer_default_clock_rate ()</h3>
1803
<pre class="programlisting"><span class="returnvalue">guint32</span>
1804
gst_rtp_buffer_default_clock_rate (<em class="parameter"><code><span class="type">guint8</span> payload_type</code></em>);</pre>
1805
<p>Get the default clock-rate for the static payload type <em class="parameter"><code>payload_type</code></em>
1806
.</p>
1807
<div class="refsect3">
1808
<a name="id-1.2.9.6.8.40.5"></a><h4>Parameters</h4>
1809
<div class="informaltable"><table width="100%" border="0">
1810
<colgroup>
1811
<col width="150px" class="parameters_name">
1812
<col class="parameters_description">
1813
<col width="200px" class="parameters_annotations">
1814
</colgroup>
1815
<tbody><tr>
1816
<td class="parameter_name"><p>payload_type</p></td>
1817
<td class="parameter_description"><p>the static payload type</p></td>
1818
<td class="parameter_annotations"> </td>
1819
</tr></tbody>
1820
</table></div>
1821
</div>
1822
<div class="refsect3">
1823
<a name="id-1.2.9.6.8.40.6"></a><h4>Returns</h4>
1824
<p> the default clock rate or -1 if the payload type is not static or
1825
the clock-rate is undefined.</p>
1826
<p></p>
1827
</div>
1828
</div>
1829
<hr>
1830
<div class="refsect2">
1831
<a name="gst-rtp-buffer-compare-seqnum"></a><h3>gst_rtp_buffer_compare_seqnum ()</h3>
1832
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="returnvalue">gint</span></a>
1833
gst_rtp_buffer_compare_seqnum (<em class="parameter"><code><span class="type">guint16</span> seqnum1</code></em>,
1834
<em class="parameter"><code><span class="type">guint16</span> seqnum2</code></em>);</pre>
1835
<p>Compare two sequence numbers, taking care of wraparounds. This function
1836
returns the difference between <em class="parameter"><code>seqnum1</code></em>
1837
and <em class="parameter"><code>seqnum2</code></em>
1838
.</p>
1839
<div class="refsect3">
1840
<a name="id-1.2.9.6.8.41.5"></a><h4>Parameters</h4>
1841
<div class="informaltable"><table width="100%" border="0">
1842
<colgroup>
1843
<col width="150px" class="parameters_name">
1844
<col class="parameters_description">
1845
<col width="200px" class="parameters_annotations">
1846
</colgroup>
1847
<tbody>
1848
<tr>
1849
<td class="parameter_name"><p>seqnum1</p></td>
1850
<td class="parameter_description"><p>a sequence number</p></td>
1851
<td class="parameter_annotations"> </td>
1852
</tr>
1853
<tr>
1854
<td class="parameter_name"><p>seqnum2</p></td>
1855
<td class="parameter_description"><p>a sequence number</p></td>
1856
<td class="parameter_annotations"> </td>
1857
</tr>
1858
</tbody>
1859
</table></div>
1860
</div>
1861
<div class="refsect3">
1862
<a name="id-1.2.9.6.8.41.6"></a><h4>Returns</h4>
1863
<p> a negative value if <em class="parameter"><code>seqnum1</code></em>
1864
is bigger than <em class="parameter"><code>seqnum2</code></em>
1865
, 0 if they
1866
are equal or a positive value if <em class="parameter"><code>seqnum1</code></em>
1867
is smaller than <em class="parameter"><code>segnum2</code></em>
1868
.</p>
1869
<p></p>
1870
</div>
1871
</div>
1872
<hr>
1873
<div class="refsect2">
1874
<a name="gst-rtp-buffer-ext-timestamp"></a><h3>gst_rtp_buffer_ext_timestamp ()</h3>
1875
<pre class="programlisting"><span class="returnvalue">guint64</span>
1876
gst_rtp_buffer_ext_timestamp (<em class="parameter"><code><span class="type">guint64</span> *exttimestamp</code></em>,
1877
<em class="parameter"><code><span class="type">guint32</span> timestamp</code></em>);</pre>
1878
<p>Update the <em class="parameter"><code>exttimestamp</code></em>
1879
field with <em class="parameter"><code>timestamp</code></em>
1880
. For the first call of the
1881
method, <em class="parameter"><code>exttimestamp</code></em>
1882
should point to a location with a value of -1.</p>
1883
<p>This function makes sure that the returned value is a constantly increasing
1884
value even in the case where there is a timestamp wraparound.</p>
1885
<div class="refsect3">
1886
<a name="id-1.2.9.6.8.42.6"></a><h4>Parameters</h4>
1887
<div class="informaltable"><table width="100%" border="0">
1888
<colgroup>
1889
<col width="150px" class="parameters_name">
1890
<col class="parameters_description">
1891
<col width="200px" class="parameters_annotations">
1892
</colgroup>
1893
<tbody>
1894
<tr>
1895
<td class="parameter_name"><p>exttimestamp</p></td>
1896
<td class="parameter_description"><p>a previous extended timestamp</p></td>
1897
<td class="parameter_annotations"> </td>
1898
</tr>
1899
<tr>
1900
<td class="parameter_name"><p>timestamp</p></td>
1901
<td class="parameter_description"><p>a new timestamp</p></td>
1902
<td class="parameter_annotations"> </td>
1903
</tr>
1904
</tbody>
1905
</table></div>
1906
</div>
1907
<div class="refsect3">
1908
<a name="id-1.2.9.6.8.42.7"></a><h4>Returns</h4>
1909
<p> The extended timestamp of <em class="parameter"><code>timestamp</code></em>
1910
.</p>
1911
<p></p>
1912
</div>
1913
</div>
1914
<hr>
1915
<div class="refsect2">
1916
<a name="gst-rtp-buffer-set-extension-data"></a><h3>gst_rtp_buffer_set_extension_data ()</h3>
1917
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
1918
gst_rtp_buffer_set_extension_data (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1919
<em class="parameter"><code><span class="type">guint16</span> bits</code></em>,
1920
<em class="parameter"><code><span class="type">guint16</span> length</code></em>);</pre>
1921
<p>Set the extension bit of the rtp buffer and fill in the <em class="parameter"><code>bits</code></em>
1922
and <em class="parameter"><code>length</code></em>
1923
of the
1924
extension header. If the existing extension data is not large enough, it will
1925
be made larger.</p>
1926
<div class="refsect3">
1927
<a name="id-1.2.9.6.8.43.5"></a><h4>Parameters</h4>
1928
<div class="informaltable"><table width="100%" border="0">
1929
<colgroup>
1930
<col width="150px" class="parameters_name">
1931
<col class="parameters_description">
1932
<col width="200px" class="parameters_annotations">
1933
</colgroup>
1934
<tbody>
1935
<tr>
1936
<td class="parameter_name"><p>rtp</p></td>
1937
<td class="parameter_description"><p>the RTP packet</p></td>
1938
<td class="parameter_annotations"> </td>
1939
</tr>
1940
<tr>
1941
<td class="parameter_name"><p>bits</p></td>
1942
<td class="parameter_description"><p>the bits specific for the extension</p></td>
1943
<td class="parameter_annotations"> </td>
1944
</tr>
1945
<tr>
1946
<td class="parameter_name"><p>length</p></td>
1947
<td class="parameter_description"><p>the length that counts the number of 32-bit words in
1948
the extension, excluding the extension header ( therefore zero is a valid length)</p></td>
1949
<td class="parameter_annotations"> </td>
1950
</tr>
1951
</tbody>
1952
</table></div>
1953
</div>
1954
<div class="refsect3">
1955
<a name="id-1.2.9.6.8.43.6"></a><h4>Returns</h4>
1956
<p> True if done.</p>
1957
<p></p>
1958
</div>
1959
</div>
1960
<hr>
1961
<div class="refsect2">
1962
<a name="gst-rtp-buffer-get-extension-onebyte-header"></a><h3>gst_rtp_buffer_get_extension_onebyte_header ()</h3>
1963
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
1964
gst_rtp_buffer_get_extension_onebyte_header
1965
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1966
<em class="parameter"><code><span class="type">guint8</span> id</code></em>,
1967
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> nth</code></em>,
1968
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> *data</code></em>,
1969
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> *size</code></em>);</pre>
1970
<p>Parses RFC 5285 style header extensions with a one byte header. It will
1971
return the nth extension with the requested id.</p>
1972
<div class="refsect3">
1973
<a name="id-1.2.9.6.8.44.5"></a><h4>Parameters</h4>
1974
<div class="informaltable"><table width="100%" border="0">
1975
<colgroup>
1976
<col width="150px" class="parameters_name">
1977
<col class="parameters_description">
1978
<col width="200px" class="parameters_annotations">
1979
</colgroup>
1980
<tbody>
1981
<tr>
1982
<td class="parameter_name"><p>rtp</p></td>
1983
<td class="parameter_description"><p>the RTP packet</p></td>
1984
<td class="parameter_annotations"> </td>
1985
</tr>
1986
<tr>
1987
<td class="parameter_name"><p>id</p></td>
1988
<td class="parameter_description"><p>The ID of the header extension to be read (between 1 and 14).</p></td>
1989
<td class="parameter_annotations"> </td>
1990
</tr>
1991
<tr>
1992
<td class="parameter_name"><p>nth</p></td>
1993
<td class="parameter_description"><p>Read the nth extension packet with the requested ID</p></td>
1994
<td class="parameter_annotations"> </td>
1995
</tr>
1996
<tr>
1997
<td class="parameter_name"><p>data</p></td>
1998
<td class="parameter_description"><p> location for data. </p></td>
1999
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>][<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=size][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8][<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span></td>
2000
</tr>
2001
<tr>
2002
<td class="parameter_name"><p>size</p></td>
2003
<td class="parameter_description"><p> the size of the data in bytes. </p></td>
2004
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
2005
</tr>
2006
</tbody>
2007
</table></div>
2008
</div>
2009
<div class="refsect3">
2010
<a name="id-1.2.9.6.8.44.6"></a><h4>Returns</h4>
2011
<p> TRUE if <em class="parameter"><code>buffer</code></em>
2012
had the requested header extension</p>
2013
<p></p>
2014
</div>
2015
</div>
2016
<hr>
2017
<div class="refsect2">
2018
<a name="gst-rtp-buffer-get-extension-twobytes-header"></a><h3>gst_rtp_buffer_get_extension_twobytes_header ()</h3>
2019
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
2020
gst_rtp_buffer_get_extension_twobytes_header
2021
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
2022
<em class="parameter"><code><span class="type">guint8</span> *appbits</code></em>,
2023
<em class="parameter"><code><span class="type">guint8</span> id</code></em>,
2024
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> nth</code></em>,
2025
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> *data</code></em>,
2026
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> *size</code></em>);</pre>
2027
<p>Parses RFC 5285 style header extensions with a two bytes header. It will
2028
return the nth extension with the requested id.</p>
2029
<div class="refsect3">
2030
<a name="id-1.2.9.6.8.45.5"></a><h4>Parameters</h4>
2031
<div class="informaltable"><table width="100%" border="0">
2032
<colgroup>
2033
<col width="150px" class="parameters_name">
2034
<col class="parameters_description">
2035
<col width="200px" class="parameters_annotations">
2036
</colgroup>
2037
<tbody>
2038
<tr>
2039
<td class="parameter_name"><p>rtp</p></td>
2040
<td class="parameter_description"><p>the RTP packet</p></td>
2041
<td class="parameter_annotations"> </td>
2042
</tr>
2043
<tr>
2044
<td class="parameter_name"><p>appbits</p></td>
2045
<td class="parameter_description"><p> Application specific bits. </p></td>
2046
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
2047
</tr>
2048
<tr>
2049
<td class="parameter_name"><p>id</p></td>
2050
<td class="parameter_description"><p>The ID of the header extension to be read (between 1 and 14).</p></td>
2051
<td class="parameter_annotations"> </td>
2052
</tr>
2053
<tr>
2054
<td class="parameter_name"><p>nth</p></td>
2055
<td class="parameter_description"><p>Read the nth extension packet with the requested ID</p></td>
2056
<td class="parameter_annotations"> </td>
2057
</tr>
2058
<tr>
2059
<td class="parameter_name"><p>data</p></td>
2060
<td class="parameter_description"><p> location for data. </p></td>
2061
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>][<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=size][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8][<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span></td>
2062
</tr>
2063
<tr>
2064
<td class="parameter_name"><p>size</p></td>
2065
<td class="parameter_description"><p> the size of the data in bytes. </p></td>
2066
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
2067
</tr>
2068
</tbody>
2069
</table></div>
2070
</div>
2071
<div class="refsect3">
2072
<a name="id-1.2.9.6.8.45.6"></a><h4>Returns</h4>
2073
<p> TRUE if <em class="parameter"><code>buffer</code></em>
2074
had the requested header extension</p>
2075
<p></p>
2076
</div>
2077
</div>
2078
<hr>
2079
<div class="refsect2">
2080
<a name="gst-rtp-buffer-add-extension-onebyte-header"></a><h3>gst_rtp_buffer_add_extension_onebyte_header ()</h3>
2081
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
2082
gst_rtp_buffer_add_extension_onebyte_header
2083
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
2084
<em class="parameter"><code><span class="type">guint8</span> id</code></em>,
2085
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>,
2086
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> size</code></em>);</pre>
2087
<p>Adds a RFC 5285 header extension with a one byte header to the end of the
2088
RTP header. If there is already a RFC 5285 header extension with a one byte
2089
header, the new extension will be appended.
2090
It will not work if there is already a header extension that does not follow
2091
the mecanism described in RFC 5285 or if there is a header extension with
2092
a two bytes header as described in RFC 5285. In that case, use
2093
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-add-extension-twobytes-header" title="gst_rtp_buffer_add_extension_twobytes_header ()"><code class="function">gst_rtp_buffer_add_extension_twobytes_header()</code></a></p>
2094
<div class="refsect3">
2095
<a name="id-1.2.9.6.8.46.5"></a><h4>Parameters</h4>
2096
<div class="informaltable"><table width="100%" border="0">
2097
<colgroup>
2098
<col width="150px" class="parameters_name">
2099
<col class="parameters_description">
2100
<col width="200px" class="parameters_annotations">
2101
</colgroup>
2102
<tbody>
2103
<tr>
2104
<td class="parameter_name"><p>rtp</p></td>
2105
<td class="parameter_description"><p>the RTP packet</p></td>
2106
<td class="parameter_annotations"> </td>
2107
</tr>
2108
<tr>
2109
<td class="parameter_name"><p>id</p></td>
2110
<td class="parameter_description"><p>The ID of the header extension (between 1 and 14).</p></td>
2111
<td class="parameter_annotations"> </td>
2112
</tr>
2113
<tr>
2114
<td class="parameter_name"><p>data</p></td>
2115
<td class="parameter_description"><p> location for data. </p></td>
2116
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=size][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8]</span></td>
2117
</tr>
2118
<tr>
2119
<td class="parameter_name"><p>size</p></td>
2120
<td class="parameter_description"><p>the size of the data in bytes</p></td>
2121
<td class="parameter_annotations"> </td>
2122
</tr>
2123
</tbody>
2124
</table></div>
2125
</div>
2126
<div class="refsect3">
2127
<a name="id-1.2.9.6.8.46.6"></a><h4>Returns</h4>
2128
<p> <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if header extension could be added</p>
2129
<p></p>
2130
</div>
2131
</div>
2132
<hr>
2133
<div class="refsect2">
2134
<a name="gst-rtp-buffer-add-extension-twobytes-header"></a><h3>gst_rtp_buffer_add_extension_twobytes_header ()</h3>
2135
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
2136
gst_rtp_buffer_add_extension_twobytes_header
2137
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
2138
<em class="parameter"><code><span class="type">guint8</span> appbits</code></em>,
2139
<em class="parameter"><code><span class="type">guint8</span> id</code></em>,
2140
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>,
2141
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> size</code></em>);</pre>
2142
<p>Adds a RFC 5285 header extension with a two bytes header to the end of the
2143
RTP header. If there is already a RFC 5285 header extension with a two bytes
2144
header, the new extension will be appended.
2145
It will not work if there is already a header extension that does not follow
2146
the mecanism described in RFC 5285 or if there is a header extension with
2147
a one byte header as described in RFC 5285. In that case, use
2148
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-add-extension-onebyte-header" title="gst_rtp_buffer_add_extension_onebyte_header ()"><code class="function">gst_rtp_buffer_add_extension_onebyte_header()</code></a></p>
2149
<div class="refsect3">
2150
<a name="id-1.2.9.6.8.47.5"></a><h4>Parameters</h4>
2151
<div class="informaltable"><table width="100%" border="0">
2152
<colgroup>
2153
<col width="150px" class="parameters_name">
2154
<col class="parameters_description">
2155
<col width="200px" class="parameters_annotations">
2156
</colgroup>
2157
<tbody>
2158
<tr>
2159
<td class="parameter_name"><p>rtp</p></td>
2160
<td class="parameter_description"><p>the RTP packet</p></td>
2161
<td class="parameter_annotations"> </td>
2162
</tr>
2163
<tr>
2164
<td class="parameter_name"><p>appbits</p></td>
2165
<td class="parameter_description"><p>Application specific bits</p></td>
2166
<td class="parameter_annotations"> </td>
2167
</tr>
2168
<tr>
2169
<td class="parameter_name"><p>id</p></td>
2170
<td class="parameter_description"><p>The ID of the header extension</p></td>
2171
<td class="parameter_annotations"> </td>
2172
</tr>
2173
<tr>
2174
<td class="parameter_name"><p>data</p></td>
2175
<td class="parameter_description"><p> location for data. </p></td>
2176
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=size][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8]</span></td>
2177
</tr>
2178
<tr>
2179
<td class="parameter_name"><p>size</p></td>
2180
<td class="parameter_description"><p>the size of the data in bytes</p></td>
2181
<td class="parameter_annotations"> </td>
2182
</tr>
2183
</tbody>
2184
</table></div>
2185
</div>
2186
<div class="refsect3">
2187
<a name="id-1.2.9.6.8.47.6"></a><h4>Returns</h4>
2188
<p> <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if header extension could be added</p>
2189
<p></p>
2190
</div>
2191
</div>
2192
</div>
2193
<div class="refsect1">
2194
<a name="gst-plugins-base-libs-gstrtpbuffer.other_details"></a><h2>Types and Values</h2>
171
2195
<div class="refsect2">
172
2196
<a name="GST-RTP-VERSION:CAPS"></a><h3>GST_RTP_VERSION</h3>
173
2197
<pre class="programlisting">#define GST_RTP_VERSION 2
174
2198
</pre>
175
<p>
176
The supported RTP version 2.
177
</p>
178
</div>
179
<hr>
180
<div class="refsect2">
181
<a name="gst-rtp-buffer-allocate-data"></a><h3>gst_rtp_buffer_allocate_data ()</h3>
182
<pre class="programlisting"><span class="returnvalue">void</span> gst_rtp_buffer_allocate_data (<em class="parameter"><code><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="type">GstBuffer</span></a> *buffer</code></em>,
183
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> payload_len</code></em>,
184
<em class="parameter"><code><span class="type">guint8</span> pad_len</code></em>,
185
<em class="parameter"><code><span class="type">guint8</span> csrc_count</code></em>);</pre>
186
<p>
187
Allocate enough data in <em class="parameter"><code>buffer</code></em> to hold an RTP packet with <em class="parameter"><code>csrc_count</code></em> CSRCs,
188
a payload length of <em class="parameter"><code>payload_len</code></em> and padding of <em class="parameter"><code>pad_len</code></em>.
189
<em class="parameter"><code>buffer</code></em> must be writable and all previous memory in <em class="parameter"><code>buffer</code></em> will be freed.
190
If <em class="parameter"><code>pad_len</code></em> is >0, the padding bit will be set. All other RTP header fields
191
will be set to 0/FALSE.
192
</p>
193
<div class="variablelist"><table border="0" class="variablelist">
194
<colgroup>
195
<col align="left" valign="top">
196
<col>
197
</colgroup>
198
<tbody>
199
<tr>
200
<td><p><span class="term"><em class="parameter"><code>buffer</code></em> :</span></p></td>
201
<td>a <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="type">GstBuffer</span></a>
202
</td>
203
</tr>
204
<tr>
205
<td><p><span class="term"><em class="parameter"><code>payload_len</code></em> :</span></p></td>
206
<td>the length of the payload</td>
207
</tr>
208
<tr>
209
<td><p><span class="term"><em class="parameter"><code>pad_len</code></em> :</span></p></td>
210
<td>the amount of padding</td>
211
</tr>
212
<tr>
213
<td><p><span class="term"><em class="parameter"><code>csrc_count</code></em> :</span></p></td>
214
<td>the number of CSRC entries</td>
215
</tr>
216
</tbody>
217
</table></div>
218
</div>
219
<hr>
220
<div class="refsect2">
221
<a name="gst-rtp-buffer-new-take-data"></a><h3>gst_rtp_buffer_new_take_data ()</h3>
222
<pre class="programlisting"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> * gst_rtp_buffer_new_take_data (<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>,
223
<em class="parameter"><code><span class="type">gsize</span> len</code></em>);</pre>
224
<p>
225
Create a new buffer and set the data and size of the buffer to <em class="parameter"><code>data</code></em> and <em class="parameter"><code>len</code></em>
226
respectively. <em class="parameter"><code>data</code></em> will be freed when the buffer is unreffed, so this
227
function transfers ownership of <em class="parameter"><code>data</code></em> to the new buffer.
228
</p>
229
<div class="variablelist"><table border="0" class="variablelist">
230
<colgroup>
231
<col align="left" valign="top">
232
<col>
233
</colgroup>
234
<tbody>
235
<tr>
236
<td><p><span class="term"><em class="parameter"><code>data</code></em> :</span></p></td>
237
<td>data for the new buffer. <span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=len][<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8]</span>
238
</td>
239
</tr>
240
<tr>
241
<td><p><span class="term"><em class="parameter"><code>len</code></em> :</span></p></td>
242
<td>the length of data</td>
243
</tr>
244
<tr>
245
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
246
<td>A newly allocated buffer with <em class="parameter"><code>data</code></em> and of size <em class="parameter"><code>len</code></em>.</td>
247
</tr>
248
</tbody>
249
</table></div>
250
</div>
251
<hr>
252
<div class="refsect2">
253
<a name="gst-rtp-buffer-new-copy-data"></a><h3>gst_rtp_buffer_new_copy_data ()</h3>
254
<pre class="programlisting"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> * gst_rtp_buffer_new_copy_data (<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>,
255
<em class="parameter"><code><span class="type">gsize</span> len</code></em>);</pre>
256
<p>
257
Create a new buffer and set the data to a copy of <em class="parameter"><code>len</code></em>
258
bytes of <em class="parameter"><code>data</code></em> and the size to <em class="parameter"><code>len</code></em>. The data will be freed when the buffer
259
is freed.
260
</p>
261
<div class="variablelist"><table border="0" class="variablelist">
262
<colgroup>
263
<col align="left" valign="top">
264
<col>
265
</colgroup>
266
<tbody>
267
<tr>
268
<td><p><span class="term"><em class="parameter"><code>data</code></em> :</span></p></td>
269
<td>data for the new
270
buffer. <span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=len][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8]</span>
271
</td>
272
</tr>
273
<tr>
274
<td><p><span class="term"><em class="parameter"><code>len</code></em> :</span></p></td>
275
<td>the length of data</td>
276
</tr>
277
<tr>
278
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
279
<td>A newly allocated buffer with a copy of <em class="parameter"><code>data</code></em> and of size <em class="parameter"><code>len</code></em>.</td>
280
</tr>
281
</tbody>
282
</table></div>
283
</div>
284
<hr>
285
<div class="refsect2">
286
<a name="gst-rtp-buffer-new-allocate"></a><h3>gst_rtp_buffer_new_allocate ()</h3>
287
<pre class="programlisting"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> * gst_rtp_buffer_new_allocate (<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> payload_len</code></em>,
288
<em class="parameter"><code><span class="type">guint8</span> pad_len</code></em>,
289
<em class="parameter"><code><span class="type">guint8</span> csrc_count</code></em>);</pre>
290
<p>
291
Allocate a new <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="type">GstBuffer</span></a> with enough data to hold an RTP packet with
292
<em class="parameter"><code>csrc_count</code></em> CSRCs, a payload length of <em class="parameter"><code>payload_len</code></em> and padding of <em class="parameter"><code>pad_len</code></em>.
293
All other RTP header fields will be set to 0/FALSE.
294
</p>
295
<div class="variablelist"><table border="0" class="variablelist">
296
<colgroup>
297
<col align="left" valign="top">
298
<col>
299
</colgroup>
300
<tbody>
301
<tr>
302
<td><p><span class="term"><em class="parameter"><code>payload_len</code></em> :</span></p></td>
303
<td>the length of the payload</td>
304
</tr>
305
<tr>
306
<td><p><span class="term"><em class="parameter"><code>pad_len</code></em> :</span></p></td>
307
<td>the amount of padding</td>
308
</tr>
309
<tr>
310
<td><p><span class="term"><em class="parameter"><code>csrc_count</code></em> :</span></p></td>
311
<td>the number of CSRC entries</td>
312
</tr>
313
<tr>
314
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
315
<td>A newly allocated buffer that can hold an RTP packet with given
316
parameters.</td>
317
</tr>
318
</tbody>
319
</table></div>
320
</div>
321
<hr>
322
<div class="refsect2">
323
<a name="gst-rtp-buffer-new-allocate-len"></a><h3>gst_rtp_buffer_new_allocate_len ()</h3>
324
<pre class="programlisting"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> * gst_rtp_buffer_new_allocate_len (<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> packet_len</code></em>,
325
<em class="parameter"><code><span class="type">guint8</span> pad_len</code></em>,
326
<em class="parameter"><code><span class="type">guint8</span> csrc_count</code></em>);</pre>
327
<p>
328
Create a new <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="type">GstBuffer</span></a> that can hold an RTP packet that is exactly
329
<em class="parameter"><code>packet_len</code></em> long. The length of the payload depends on <em class="parameter"><code>pad_len</code></em> and
330
<em class="parameter"><code>csrc_count</code></em> and can be calculated with <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-calc-payload-len" title="gst_rtp_buffer_calc_payload_len ()"><code class="function">gst_rtp_buffer_calc_payload_len()</code></a>.
331
All RTP header fields will be set to 0/FALSE.
332
</p>
333
<div class="variablelist"><table border="0" class="variablelist">
334
<colgroup>
335
<col align="left" valign="top">
336
<col>
337
</colgroup>
338
<tbody>
339
<tr>
340
<td><p><span class="term"><em class="parameter"><code>packet_len</code></em> :</span></p></td>
341
<td>the total length of the packet</td>
342
</tr>
343
<tr>
344
<td><p><span class="term"><em class="parameter"><code>pad_len</code></em> :</span></p></td>
345
<td>the amount of padding</td>
346
</tr>
347
<tr>
348
<td><p><span class="term"><em class="parameter"><code>csrc_count</code></em> :</span></p></td>
349
<td>the number of CSRC entries</td>
350
</tr>
351
<tr>
352
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
353
<td>A newly allocated buffer that can hold an RTP packet of <em class="parameter"><code>packet_len</code></em>.</td>
354
</tr>
355
</tbody>
356
</table></div>
2199
<p>The supported RTP version 2.</p>
357
2200
</div>
358
2201
<hr>
359
2202
<div class="refsect2">
366
2209
GstMapInfo map[4];
367
2210
};
368
2211
</pre>
369
<p>
370
Data structure that points to an RTP packet.
371
The size of the structure is made public to allow stack allocations.
372
</p>
373
<div class="variablelist"><table border="0" class="variablelist">
2212
<p>Data structure that points to an RTP packet.
2213
The size of the structure is made public to allow stack allocations.</p>
2214
<div class="refsect3">
2215
<a name="id-1.2.9.6.9.3.5"></a><h4>Members</h4>
2216
<div class="informaltable"><table width="100%" border="0">
374
2217
<colgroup>
375
<col align="left" valign="top">
376
<col>
2218
<col width="300px" class="struct_members_name">
2219
<col class="struct_members_description">
2220
<col width="200px" class="struct_members_annotations">
377
2221
</colgroup>
378
2222
<tbody>
379
2223
<tr>
380
<td><p><span class="term"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="type">GstBuffer</span></a> *<em class="structfield"><code><a name="GstRTPBuffer.buffer"></a>buffer</code></em>;</span></p></td>
381
<td>pointer to RTP buffer</td>
382
</tr>
383
<tr>
384
<td><p><span class="term"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> <em class="structfield"><code><a name="GstRTPBuffer.state"></a>state</code></em>;</span></p></td>
385
<td>internal state</td>
386
</tr>
387
<tr>
388
<td><p><span class="term"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> <em class="structfield"><code><a name="GstRTPBuffer.data"></a>data</code></em>[4];</span></p></td>
389
<td>array of data</td>
390
</tr>
391
<tr>
392
<td><p><span class="term"><span class="type">gsize</span> <em class="structfield"><code><a name="GstRTPBuffer.size"></a>size</code></em>[4];</span></p></td>
393
<td>array of size</td>
394
</tr>
395
<tr>
396
<td><p><span class="term"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstMemory.html#GstMapInfo"><span class="type">GstMapInfo</span></a> <em class="structfield"><code><a name="GstRTPBuffer.map"></a>map</code></em>[4];</span></p></td>
397
<td>array of <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstMemory.html#GstMapInfo"><span class="type">GstMapInfo</span></a>
398
</td>
2224
<td class="struct_member_name"><p><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="type">GstBuffer</span></a> *<em class="structfield"><code><a name="GstRTPBuffer.buffer"></a>buffer</code></em>;</p></td>
2225
<td class="struct_member_description"><p>pointer to RTP buffer</p></td>
2226
<td class="struct_member_annotations"> </td>
2227
</tr>
2228
<tr>
2229
<td class="struct_member_name"><p><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> <em class="structfield"><code><a name="GstRTPBuffer.state"></a>state</code></em>;</p></td>
2230
<td class="struct_member_description"><p>internal state</p></td>
2231
<td class="struct_member_annotations"> </td>
2232
</tr>
2233
<tr>
2234
<td class="struct_member_name"><p><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> <em class="structfield"><code><a name="GstRTPBuffer.data"></a>data</code></em>[4];</p></td>
2235
<td class="struct_member_description"><p>array of data</p></td>
2236
<td class="struct_member_annotations"> </td>
2237
</tr>
2238
<tr>
2239
<td class="struct_member_name"><p><span class="type">gsize</span> <em class="structfield"><code><a name="GstRTPBuffer.size"></a>size</code></em>[4];</p></td>
2240
<td class="struct_member_description"><p>array of size</p></td>
2241
<td class="struct_member_annotations"> </td>
2242
</tr>
2243
<tr>
2244
<td class="struct_member_name"><p><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstMemory.html#GstMapInfo"><span class="type">GstMapInfo</span></a> <em class="structfield"><code><a name="GstRTPBuffer.map"></a>map</code></em>[4];</p></td>
2245
<td class="struct_member_description"><p>array of <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstMemory.html#GstMapInfo"><span class="type">GstMapInfo</span></a></p></td>
2246
<td class="struct_member_annotations"> </td>
399
2247
</tr>
400
2248
</tbody>
401
2249
</table></div>
402
2250
</div>
2251
</div>
403
2252
<hr>
404
2253
<div class="refsect2">
405
2254
<a name="GST-RTP-BUFFER-INIT:CAPS"></a><h3>GST_RTP_BUFFER_INIT</h3>
406
2255
<pre class="programlisting">#define GST_RTP_BUFFER_INIT</pre>
407
2256
</div>
408
<hr>
409
<div class="refsect2">
410
<a name="gst-rtp-buffer-map"></a><h3>gst_rtp_buffer_map ()</h3>
411
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gst_rtp_buffer_map (<em class="parameter"><code><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="type">GstBuffer</span></a> *buffer</code></em>,
412
<em class="parameter"><code><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstMemory.html#GstMapFlags"><span class="type">GstMapFlags</span></a> flags</code></em>,
413
<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
414
<p>
415
Map the contents of <em class="parameter"><code>buffer</code></em> into <em class="parameter"><code>rtp</code></em>.
416
</p>
417
<div class="variablelist"><table border="0" class="variablelist">
418
<colgroup>
419
<col align="left" valign="top">
420
<col>
421
</colgroup>
422
<tbody>
423
<tr>
424
<td><p><span class="term"><em class="parameter"><code>buffer</code></em> :</span></p></td>
425
<td>a <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="type">GstBuffer</span></a>
426
</td>
427
</tr>
428
<tr>
429
<td><p><span class="term"><em class="parameter"><code>flags</code></em> :</span></p></td>
430
<td><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstMemory.html#GstMapFlags"><span class="type">GstMapFlags</span></a></td>
431
</tr>
432
<tr>
433
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
434
<td>a <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a>. <span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span>
435
</td>
436
</tr>
437
<tr>
438
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
439
<td>
440
<a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if <em class="parameter"><code>buffer</code></em> could be mapped.</td>
441
</tr>
442
</tbody>
443
</table></div>
444
</div>
445
<hr>
446
<div class="refsect2">
447
<a name="gst-rtp-buffer-unmap"></a><h3>gst_rtp_buffer_unmap ()</h3>
448
<pre class="programlisting"><span class="returnvalue">void</span> gst_rtp_buffer_unmap (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
449
<p>
450
Unmap <em class="parameter"><code>rtp</code></em> previously mapped with <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-map" title="gst_rtp_buffer_map ()"><code class="function">gst_rtp_buffer_map()</code></a>.
451
</p>
452
<div class="variablelist"><table border="0" class="variablelist">
453
<colgroup>
454
<col align="left" valign="top">
455
<col>
456
</colgroup>
457
<tbody><tr>
458
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
459
<td>a <a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a>
460
</td>
461
</tr></tbody>
462
</table></div>
463
</div>
464
<hr>
465
<div class="refsect2">
466
<a name="gst-rtp-buffer-calc-header-len"></a><h3>gst_rtp_buffer_calc_header_len ()</h3>
467
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a> gst_rtp_buffer_calc_header_len (<em class="parameter"><code><span class="type">guint8</span> csrc_count</code></em>);</pre>
468
<p>
469
Calculate the header length of an RTP packet with <em class="parameter"><code>csrc_count</code></em> CSRC entries.
470
An RTP packet can have at most 15 CSRC entries.
471
</p>
472
<div class="variablelist"><table border="0" class="variablelist">
473
<colgroup>
474
<col align="left" valign="top">
475
<col>
476
</colgroup>
477
<tbody>
478
<tr>
479
<td><p><span class="term"><em class="parameter"><code>csrc_count</code></em> :</span></p></td>
480
<td>the number of CSRC entries</td>
481
</tr>
482
<tr>
483
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
484
<td>The length of an RTP header with <em class="parameter"><code>csrc_count</code></em> CSRC entries.</td>
485
</tr>
486
</tbody>
487
</table></div>
488
</div>
489
<hr>
490
<div class="refsect2">
491
<a name="gst-rtp-buffer-calc-packet-len"></a><h3>gst_rtp_buffer_calc_packet_len ()</h3>
492
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a> gst_rtp_buffer_calc_packet_len (<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> payload_len</code></em>,
493
<em class="parameter"><code><span class="type">guint8</span> pad_len</code></em>,
494
<em class="parameter"><code><span class="type">guint8</span> csrc_count</code></em>);</pre>
495
<p>
496
Calculate the total length of an RTP packet with a payload size of <em class="parameter"><code>payload_len</code></em>,
497
a padding of <em class="parameter"><code>pad_len</code></em> and a <em class="parameter"><code>csrc_count</code></em> CSRC entries.
498
</p>
499
<div class="variablelist"><table border="0" class="variablelist">
500
<colgroup>
501
<col align="left" valign="top">
502
<col>
503
</colgroup>
504
<tbody>
505
<tr>
506
<td><p><span class="term"><em class="parameter"><code>payload_len</code></em> :</span></p></td>
507
<td>the length of the payload</td>
508
</tr>
509
<tr>
510
<td><p><span class="term"><em class="parameter"><code>pad_len</code></em> :</span></p></td>
511
<td>the amount of padding</td>
512
</tr>
513
<tr>
514
<td><p><span class="term"><em class="parameter"><code>csrc_count</code></em> :</span></p></td>
515
<td>the number of CSRC entries</td>
516
</tr>
517
<tr>
518
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
519
<td>The total length of an RTP header with given parameters.</td>
520
</tr>
521
</tbody>
522
</table></div>
523
</div>
524
<hr>
525
<div class="refsect2">
526
<a name="gst-rtp-buffer-calc-payload-len"></a><h3>gst_rtp_buffer_calc_payload_len ()</h3>
527
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a> gst_rtp_buffer_calc_payload_len (<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> packet_len</code></em>,
528
<em class="parameter"><code><span class="type">guint8</span> pad_len</code></em>,
529
<em class="parameter"><code><span class="type">guint8</span> csrc_count</code></em>);</pre>
530
<p>
531
Calculate the length of the payload of an RTP packet with size <em class="parameter"><code>packet_len</code></em>,
532
a padding of <em class="parameter"><code>pad_len</code></em> and a <em class="parameter"><code>csrc_count</code></em> CSRC entries.
533
</p>
534
<div class="variablelist"><table border="0" class="variablelist">
535
<colgroup>
536
<col align="left" valign="top">
537
<col>
538
</colgroup>
539
<tbody>
540
<tr>
541
<td><p><span class="term"><em class="parameter"><code>packet_len</code></em> :</span></p></td>
542
<td>the length of the total RTP packet</td>
543
</tr>
544
<tr>
545
<td><p><span class="term"><em class="parameter"><code>pad_len</code></em> :</span></p></td>
546
<td>the amount of padding</td>
547
</tr>
548
<tr>
549
<td><p><span class="term"><em class="parameter"><code>csrc_count</code></em> :</span></p></td>
550
<td>the number of CSRC entries</td>
551
</tr>
552
<tr>
553
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
554
<td>The length of the payload of an RTP packet with given parameters.</td>
555
</tr>
556
</tbody>
557
</table></div>
558
</div>
559
<hr>
560
<div class="refsect2">
561
<a name="gst-rtp-buffer-set-packet-len"></a><h3>gst_rtp_buffer_set_packet_len ()</h3>
562
<pre class="programlisting"><span class="returnvalue">void</span> gst_rtp_buffer_set_packet_len (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
563
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> len</code></em>);</pre>
564
<p>
565
Set the total <em class="parameter"><code>rtp</code></em> size to <em class="parameter"><code>len</code></em>. The data in the buffer will be made
566
larger if needed. Any padding will be removed from the packet.
567
</p>
568
<div class="variablelist"><table border="0" class="variablelist">
569
<colgroup>
570
<col align="left" valign="top">
571
<col>
572
</colgroup>
573
<tbody>
574
<tr>
575
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
576
<td>the RTP packet</td>
577
</tr>
578
<tr>
579
<td><p><span class="term"><em class="parameter"><code>len</code></em> :</span></p></td>
580
<td>the new packet length</td>
581
</tr>
582
</tbody>
583
</table></div>
584
</div>
585
<hr>
586
<div class="refsect2">
587
<a name="gst-rtp-buffer-get-packet-len"></a><h3>gst_rtp_buffer_get_packet_len ()</h3>
588
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a> gst_rtp_buffer_get_packet_len (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
589
<p>
590
Return the total length of the packet in <em class="parameter"><code>buffer</code></em>.
591
</p>
592
<div class="variablelist"><table border="0" class="variablelist">
593
<colgroup>
594
<col align="left" valign="top">
595
<col>
596
</colgroup>
597
<tbody>
598
<tr>
599
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
600
<td>the RTP packet</td>
601
</tr>
602
<tr>
603
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
604
<td>The total length of the packet in <em class="parameter"><code>buffer</code></em>.</td>
605
</tr>
606
</tbody>
607
</table></div>
608
</div>
609
<hr>
610
<div class="refsect2">
611
<a name="gst-rtp-buffer-get-header-len"></a><h3>gst_rtp_buffer_get_header_len ()</h3>
612
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a> gst_rtp_buffer_get_header_len (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
613
<p>
614
Return the total length of the header in <em class="parameter"><code>buffer</code></em>. This include the length of
615
the fixed header, the CSRC list and the extension header.
616
</p>
617
<div class="variablelist"><table border="0" class="variablelist">
618
<colgroup>
619
<col align="left" valign="top">
620
<col>
621
</colgroup>
622
<tbody>
623
<tr>
624
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
625
<td>the RTP packet</td>
626
</tr>
627
<tr>
628
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
629
<td>The total length of the header in <em class="parameter"><code>buffer</code></em>.</td>
630
</tr>
631
</tbody>
632
</table></div>
633
</div>
634
<hr>
635
<div class="refsect2">
636
<a name="gst-rtp-buffer-get-version"></a><h3>gst_rtp_buffer_get_version ()</h3>
637
<pre class="programlisting"><span class="returnvalue">guint8</span> gst_rtp_buffer_get_version (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
638
<p>
639
Get the version number of the RTP packet in <em class="parameter"><code>buffer</code></em>.
640
</p>
641
<div class="variablelist"><table border="0" class="variablelist">
642
<colgroup>
643
<col align="left" valign="top">
644
<col>
645
</colgroup>
646
<tbody>
647
<tr>
648
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
649
<td>the RTP packet</td>
650
</tr>
651
<tr>
652
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
653
<td>The version of <em class="parameter"><code>buffer</code></em>.</td>
654
</tr>
655
</tbody>
656
</table></div>
657
</div>
658
<hr>
659
<div class="refsect2">
660
<a name="gst-rtp-buffer-set-version"></a><h3>gst_rtp_buffer_set_version ()</h3>
661
<pre class="programlisting"><span class="returnvalue">void</span> gst_rtp_buffer_set_version (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
662
<em class="parameter"><code><span class="type">guint8</span> version</code></em>);</pre>
663
<p>
664
Set the version of the RTP packet in <em class="parameter"><code>buffer</code></em> to <em class="parameter"><code>version</code></em>.
665
</p>
666
<div class="variablelist"><table border="0" class="variablelist">
667
<colgroup>
668
<col align="left" valign="top">
669
<col>
670
</colgroup>
671
<tbody>
672
<tr>
673
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
674
<td>the RTP packet</td>
675
</tr>
676
<tr>
677
<td><p><span class="term"><em class="parameter"><code>version</code></em> :</span></p></td>
678
<td>the new version</td>
679
</tr>
680
</tbody>
681
</table></div>
682
</div>
683
<hr>
684
<div class="refsect2">
685
<a name="gst-rtp-buffer-get-padding"></a><h3>gst_rtp_buffer_get_padding ()</h3>
686
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gst_rtp_buffer_get_padding (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
687
<p>
688
Check if the padding bit is set on the RTP packet in <em class="parameter"><code>buffer</code></em>.
689
</p>
690
<div class="variablelist"><table border="0" class="variablelist">
691
<colgroup>
692
<col align="left" valign="top">
693
<col>
694
</colgroup>
695
<tbody>
696
<tr>
697
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
698
<td>the RTP packet</td>
699
</tr>
700
<tr>
701
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
702
<td>TRUE if <em class="parameter"><code>buffer</code></em> has the padding bit set.</td>
703
</tr>
704
</tbody>
705
</table></div>
706
</div>
707
<hr>
708
<div class="refsect2">
709
<a name="gst-rtp-buffer-set-padding"></a><h3>gst_rtp_buffer_set_padding ()</h3>
710
<pre class="programlisting"><span class="returnvalue">void</span> gst_rtp_buffer_set_padding (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
711
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> padding</code></em>);</pre>
712
<p>
713
Set the padding bit on the RTP packet in <em class="parameter"><code>buffer</code></em> to <em class="parameter"><code>padding</code></em>.
714
</p>
715
<div class="variablelist"><table border="0" class="variablelist">
716
<colgroup>
717
<col align="left" valign="top">
718
<col>
719
</colgroup>
720
<tbody>
721
<tr>
722
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
723
<td>the buffer</td>
724
</tr>
725
<tr>
726
<td><p><span class="term"><em class="parameter"><code>padding</code></em> :</span></p></td>
727
<td>the new padding</td>
728
</tr>
729
</tbody>
730
</table></div>
731
</div>
732
<hr>
733
<div class="refsect2">
734
<a name="gst-rtp-buffer-pad-to"></a><h3>gst_rtp_buffer_pad_to ()</h3>
735
<pre class="programlisting"><span class="returnvalue">void</span> gst_rtp_buffer_pad_to (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
736
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> len</code></em>);</pre>
737
<p>
738
Set the amount of padding in the RTP packet in <em class="parameter"><code>buffer</code></em> to
739
<em class="parameter"><code>len</code></em>. If <em class="parameter"><code>len</code></em> is 0, the padding is removed.
740
</p>
741
<p>
742
NOTE: This function does not work correctly.
743
</p>
744
<div class="variablelist"><table border="0" class="variablelist">
745
<colgroup>
746
<col align="left" valign="top">
747
<col>
748
</colgroup>
749
<tbody>
750
<tr>
751
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
752
<td>the RTP packet</td>
753
</tr>
754
<tr>
755
<td><p><span class="term"><em class="parameter"><code>len</code></em> :</span></p></td>
756
<td>the new amount of padding</td>
757
</tr>
758
</tbody>
759
</table></div>
760
</div>
761
<hr>
762
<div class="refsect2">
763
<a name="gst-rtp-buffer-get-extension"></a><h3>gst_rtp_buffer_get_extension ()</h3>
764
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gst_rtp_buffer_get_extension (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
765
<p>
766
Check if the extension bit is set on the RTP packet in <em class="parameter"><code>buffer</code></em>.
767
</p>
768
<div class="variablelist"><table border="0" class="variablelist">
769
<colgroup>
770
<col align="left" valign="top">
771
<col>
772
</colgroup>
773
<tbody>
774
<tr>
775
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
776
<td>the RTP packet</td>
777
</tr>
778
<tr>
779
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
780
<td>TRUE if <em class="parameter"><code>buffer</code></em> has the extension bit set.</td>
781
</tr>
782
</tbody>
783
</table></div>
784
</div>
785
<hr>
786
<div class="refsect2">
787
<a name="gst-rtp-buffer-set-extension"></a><h3>gst_rtp_buffer_set_extension ()</h3>
788
<pre class="programlisting"><span class="returnvalue">void</span> gst_rtp_buffer_set_extension (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
789
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> extension</code></em>);</pre>
790
<p>
791
Set the extension bit on the RTP packet in <em class="parameter"><code>buffer</code></em> to <em class="parameter"><code>extension</code></em>.
792
</p>
793
<div class="variablelist"><table border="0" class="variablelist">
794
<colgroup>
795
<col align="left" valign="top">
796
<col>
797
</colgroup>
798
<tbody>
799
<tr>
800
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
801
<td>the RTP packet</td>
802
</tr>
803
<tr>
804
<td><p><span class="term"><em class="parameter"><code>extension</code></em> :</span></p></td>
805
<td>the new extension</td>
806
</tr>
807
</tbody>
808
</table></div>
809
</div>
810
<hr>
811
<div class="refsect2">
812
<a name="gst-rtp-buffer-get-extension-data"></a><h3>gst_rtp_buffer_get_extension_data ()</h3>
813
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gst_rtp_buffer_get_extension_data (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
814
<em class="parameter"><code><span class="type">guint16</span> *bits</code></em>,
815
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> *data</code></em>,
816
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> *wordlen</code></em>);</pre>
817
<p>
818
Get the extension data. <em class="parameter"><code>bits</code></em> will contain the extension 16 bits of custom
819
data. <em class="parameter"><code>data</code></em> will point to the data in the extension and <em class="parameter"><code>wordlen</code></em> will contain
820
the length of <em class="parameter"><code>data</code></em> in 32 bits words.
821
</p>
822
<p>
823
If <em class="parameter"><code>buffer</code></em> did not contain an extension, this function will return <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a>
824
with <em class="parameter"><code>bits</code></em>, <em class="parameter"><code>data</code></em> and <em class="parameter"><code>wordlen</code></em> unchanged.
825
</p>
826
<div class="variablelist"><table border="0" class="variablelist">
827
<colgroup>
828
<col align="left" valign="top">
829
<col>
830
</colgroup>
831
<tbody>
832
<tr>
833
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
834
<td>the RTP packet</td>
835
</tr>
836
<tr>
837
<td><p><span class="term"><em class="parameter"><code>bits</code></em> :</span></p></td>
838
<td>location for result bits. <span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span>
839
</td>
840
</tr>
841
<tr>
842
<td><p><span class="term"><em class="parameter"><code>data</code></em> :</span></p></td>
843
<td>location for data. <span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>][<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym>][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8][<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span>
844
</td>
845
</tr>
846
<tr>
847
<td><p><span class="term"><em class="parameter"><code>wordlen</code></em> :</span></p></td>
848
<td>location for length of <em class="parameter"><code>data</code></em> in 32 bits words. <span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span>
849
</td>
850
</tr>
851
<tr>
852
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
853
<td>TRUE if <em class="parameter"><code>buffer</code></em> had the extension bit set.</td>
854
</tr>
855
</tbody>
856
</table></div>
857
</div>
858
<hr>
859
<div class="refsect2">
860
<a name="gst-rtp-buffer-get-ssrc"></a><h3>gst_rtp_buffer_get_ssrc ()</h3>
861
<pre class="programlisting"><span class="returnvalue">guint32</span> gst_rtp_buffer_get_ssrc (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
862
<p>
863
Get the SSRC of the RTP packet in <em class="parameter"><code>buffer</code></em>.
864
</p>
865
<div class="variablelist"><table border="0" class="variablelist">
866
<colgroup>
867
<col align="left" valign="top">
868
<col>
869
</colgroup>
870
<tbody>
871
<tr>
872
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
873
<td>the RTP packet</td>
874
</tr>
875
<tr>
876
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
877
<td>the SSRC of <em class="parameter"><code>buffer</code></em> in host order.</td>
878
</tr>
879
</tbody>
880
</table></div>
881
</div>
882
<hr>
883
<div class="refsect2">
884
<a name="gst-rtp-buffer-set-ssrc"></a><h3>gst_rtp_buffer_set_ssrc ()</h3>
885
<pre class="programlisting"><span class="returnvalue">void</span> gst_rtp_buffer_set_ssrc (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
886
<em class="parameter"><code><span class="type">guint32</span> ssrc</code></em>);</pre>
887
<p>
888
Set the SSRC on the RTP packet in <em class="parameter"><code>buffer</code></em> to <em class="parameter"><code>ssrc</code></em>.
889
</p>
890
<div class="variablelist"><table border="0" class="variablelist">
891
<colgroup>
892
<col align="left" valign="top">
893
<col>
894
</colgroup>
895
<tbody>
896
<tr>
897
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
898
<td>the RTP packet</td>
899
</tr>
900
<tr>
901
<td><p><span class="term"><em class="parameter"><code>ssrc</code></em> :</span></p></td>
902
<td>the new SSRC</td>
903
</tr>
904
</tbody>
905
</table></div>
906
</div>
907
<hr>
908
<div class="refsect2">
909
<a name="gst-rtp-buffer-get-csrc-count"></a><h3>gst_rtp_buffer_get_csrc_count ()</h3>
910
<pre class="programlisting"><span class="returnvalue">guint8</span> gst_rtp_buffer_get_csrc_count (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
911
<p>
912
Get the CSRC count of the RTP packet in <em class="parameter"><code>buffer</code></em>.
913
</p>
914
<div class="variablelist"><table border="0" class="variablelist">
915
<colgroup>
916
<col align="left" valign="top">
917
<col>
918
</colgroup>
919
<tbody>
920
<tr>
921
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
922
<td>the RTP packet</td>
923
</tr>
924
<tr>
925
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
926
<td>the CSRC count of <em class="parameter"><code>buffer</code></em>.</td>
927
</tr>
928
</tbody>
929
</table></div>
930
</div>
931
<hr>
932
<div class="refsect2">
933
<a name="gst-rtp-buffer-get-csrc"></a><h3>gst_rtp_buffer_get_csrc ()</h3>
934
<pre class="programlisting"><span class="returnvalue">guint32</span> gst_rtp_buffer_get_csrc (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
935
<em class="parameter"><code><span class="type">guint8</span> idx</code></em>);</pre>
936
<p>
937
Get the CSRC at index <em class="parameter"><code>idx</code></em> in <em class="parameter"><code>buffer</code></em>.
938
</p>
939
<div class="variablelist"><table border="0" class="variablelist">
940
<colgroup>
941
<col align="left" valign="top">
942
<col>
943
</colgroup>
944
<tbody>
945
<tr>
946
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
947
<td>the RTP packet</td>
948
</tr>
949
<tr>
950
<td><p><span class="term"><em class="parameter"><code>idx</code></em> :</span></p></td>
951
<td>the index of the CSRC to get</td>
952
</tr>
953
<tr>
954
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
955
<td>the CSRC at index <em class="parameter"><code>idx</code></em> in host order.</td>
956
</tr>
957
</tbody>
958
</table></div>
959
</div>
960
<hr>
961
<div class="refsect2">
962
<a name="gst-rtp-buffer-set-csrc"></a><h3>gst_rtp_buffer_set_csrc ()</h3>
963
<pre class="programlisting"><span class="returnvalue">void</span> gst_rtp_buffer_set_csrc (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
964
<em class="parameter"><code><span class="type">guint8</span> idx</code></em>,
965
<em class="parameter"><code><span class="type">guint32</span> csrc</code></em>);</pre>
966
<p>
967
Modify the CSRC at index <em class="parameter"><code>idx</code></em> in <em class="parameter"><code>buffer</code></em> to <em class="parameter"><code>csrc</code></em>.
968
</p>
969
<div class="variablelist"><table border="0" class="variablelist">
970
<colgroup>
971
<col align="left" valign="top">
972
<col>
973
</colgroup>
974
<tbody>
975
<tr>
976
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
977
<td>the RTP packet</td>
978
</tr>
979
<tr>
980
<td><p><span class="term"><em class="parameter"><code>idx</code></em> :</span></p></td>
981
<td>the CSRC index to set</td>
982
</tr>
983
<tr>
984
<td><p><span class="term"><em class="parameter"><code>csrc</code></em> :</span></p></td>
985
<td>the CSRC in host order to set at <em class="parameter"><code>idx</code></em>
986
</td>
987
</tr>
988
</tbody>
989
</table></div>
990
</div>
991
<hr>
992
<div class="refsect2">
993
<a name="gst-rtp-buffer-get-marker"></a><h3>gst_rtp_buffer_get_marker ()</h3>
994
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gst_rtp_buffer_get_marker (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
995
<p>
996
Check if the marker bit is set on the RTP packet in <em class="parameter"><code>buffer</code></em>.
997
</p>
998
<div class="variablelist"><table border="0" class="variablelist">
999
<colgroup>
1000
<col align="left" valign="top">
1001
<col>
1002
</colgroup>
1003
<tbody>
1004
<tr>
1005
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
1006
<td>the RTP packet</td>
1007
</tr>
1008
<tr>
1009
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
1010
<td>TRUE if <em class="parameter"><code>buffer</code></em> has the marker bit set.</td>
1011
</tr>
1012
</tbody>
1013
</table></div>
1014
</div>
1015
<hr>
1016
<div class="refsect2">
1017
<a name="gst-rtp-buffer-set-marker"></a><h3>gst_rtp_buffer_set_marker ()</h3>
1018
<pre class="programlisting"><span class="returnvalue">void</span> gst_rtp_buffer_set_marker (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1019
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> marker</code></em>);</pre>
1020
<p>
1021
Set the marker bit on the RTP packet in <em class="parameter"><code>buffer</code></em> to <em class="parameter"><code>marker</code></em>.
1022
</p>
1023
<div class="variablelist"><table border="0" class="variablelist">
1024
<colgroup>
1025
<col align="left" valign="top">
1026
<col>
1027
</colgroup>
1028
<tbody>
1029
<tr>
1030
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
1031
<td>the RTP packet</td>
1032
</tr>
1033
<tr>
1034
<td><p><span class="term"><em class="parameter"><code>marker</code></em> :</span></p></td>
1035
<td>the new marker</td>
1036
</tr>
1037
</tbody>
1038
</table></div>
1039
</div>
1040
<hr>
1041
<div class="refsect2">
1042
<a name="gst-rtp-buffer-get-payload-type"></a><h3>gst_rtp_buffer_get_payload_type ()</h3>
1043
<pre class="programlisting"><span class="returnvalue">guint8</span> gst_rtp_buffer_get_payload_type (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
1044
<p>
1045
Get the payload type of the RTP packet in <em class="parameter"><code>buffer</code></em>.
1046
</p>
1047
<div class="variablelist"><table border="0" class="variablelist">
1048
<colgroup>
1049
<col align="left" valign="top">
1050
<col>
1051
</colgroup>
1052
<tbody>
1053
<tr>
1054
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
1055
<td>the RTP packet</td>
1056
</tr>
1057
<tr>
1058
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
1059
<td>The payload type.</td>
1060
</tr>
1061
</tbody>
1062
</table></div>
1063
</div>
1064
<hr>
1065
<div class="refsect2">
1066
<a name="gst-rtp-buffer-set-payload-type"></a><h3>gst_rtp_buffer_set_payload_type ()</h3>
1067
<pre class="programlisting"><span class="returnvalue">void</span> gst_rtp_buffer_set_payload_type (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1068
<em class="parameter"><code><span class="type">guint8</span> payload_type</code></em>);</pre>
1069
<p>
1070
Set the payload type of the RTP packet in <em class="parameter"><code>buffer</code></em> to <em class="parameter"><code>payload_type</code></em>.
1071
</p>
1072
<div class="variablelist"><table border="0" class="variablelist">
1073
<colgroup>
1074
<col align="left" valign="top">
1075
<col>
1076
</colgroup>
1077
<tbody>
1078
<tr>
1079
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
1080
<td>the RTP packet</td>
1081
</tr>
1082
<tr>
1083
<td><p><span class="term"><em class="parameter"><code>payload_type</code></em> :</span></p></td>
1084
<td>the new type</td>
1085
</tr>
1086
</tbody>
1087
</table></div>
1088
</div>
1089
<hr>
1090
<div class="refsect2">
1091
<a name="gst-rtp-buffer-get-seq"></a><h3>gst_rtp_buffer_get_seq ()</h3>
1092
<pre class="programlisting"><span class="returnvalue">guint16</span> gst_rtp_buffer_get_seq (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
1093
<p>
1094
Get the sequence number of the RTP packet in <em class="parameter"><code>buffer</code></em>.
1095
</p>
1096
<div class="variablelist"><table border="0" class="variablelist">
1097
<colgroup>
1098
<col align="left" valign="top">
1099
<col>
1100
</colgroup>
1101
<tbody>
1102
<tr>
1103
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
1104
<td>the RTP packet</td>
1105
</tr>
1106
<tr>
1107
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
1108
<td>The sequence number in host order.</td>
1109
</tr>
1110
</tbody>
1111
</table></div>
1112
</div>
1113
<hr>
1114
<div class="refsect2">
1115
<a name="gst-rtp-buffer-set-seq"></a><h3>gst_rtp_buffer_set_seq ()</h3>
1116
<pre class="programlisting"><span class="returnvalue">void</span> gst_rtp_buffer_set_seq (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1117
<em class="parameter"><code><span class="type">guint16</span> seq</code></em>);</pre>
1118
<p>
1119
Set the sequence number of the RTP packet in <em class="parameter"><code>buffer</code></em> to <em class="parameter"><code>seq</code></em>.
1120
</p>
1121
<div class="variablelist"><table border="0" class="variablelist">
1122
<colgroup>
1123
<col align="left" valign="top">
1124
<col>
1125
</colgroup>
1126
<tbody>
1127
<tr>
1128
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
1129
<td>the RTP packet</td>
1130
</tr>
1131
<tr>
1132
<td><p><span class="term"><em class="parameter"><code>seq</code></em> :</span></p></td>
1133
<td>the new sequence number</td>
1134
</tr>
1135
</tbody>
1136
</table></div>
1137
</div>
1138
<hr>
1139
<div class="refsect2">
1140
<a name="gst-rtp-buffer-get-timestamp"></a><h3>gst_rtp_buffer_get_timestamp ()</h3>
1141
<pre class="programlisting"><span class="returnvalue">guint32</span> gst_rtp_buffer_get_timestamp (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
1142
<p>
1143
Get the timestamp of the RTP packet in <em class="parameter"><code>buffer</code></em>.
1144
</p>
1145
<div class="variablelist"><table border="0" class="variablelist">
1146
<colgroup>
1147
<col align="left" valign="top">
1148
<col>
1149
</colgroup>
1150
<tbody>
1151
<tr>
1152
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
1153
<td>the RTP packet</td>
1154
</tr>
1155
<tr>
1156
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
1157
<td>The timestamp in host order.</td>
1158
</tr>
1159
</tbody>
1160
</table></div>
1161
</div>
1162
<hr>
1163
<div class="refsect2">
1164
<a name="gst-rtp-buffer-set-timestamp"></a><h3>gst_rtp_buffer_set_timestamp ()</h3>
1165
<pre class="programlisting"><span class="returnvalue">void</span> gst_rtp_buffer_set_timestamp (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1166
<em class="parameter"><code><span class="type">guint32</span> timestamp</code></em>);</pre>
1167
<p>
1168
Set the timestamp of the RTP packet in <em class="parameter"><code>buffer</code></em> to <em class="parameter"><code>timestamp</code></em>.
1169
</p>
1170
<div class="variablelist"><table border="0" class="variablelist">
1171
<colgroup>
1172
<col align="left" valign="top">
1173
<col>
1174
</colgroup>
1175
<tbody>
1176
<tr>
1177
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
1178
<td>the RTP packet</td>
1179
</tr>
1180
<tr>
1181
<td><p><span class="term"><em class="parameter"><code>timestamp</code></em> :</span></p></td>
1182
<td>the new timestamp</td>
1183
</tr>
1184
</tbody>
1185
</table></div>
1186
</div>
1187
<hr>
1188
<div class="refsect2">
1189
<a name="gst-rtp-buffer-get-payload-buffer"></a><h3>gst_rtp_buffer_get_payload_buffer ()</h3>
1190
<pre class="programlisting"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> * gst_rtp_buffer_get_payload_buffer (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
1191
<p>
1192
Create a buffer of the payload of the RTP packet in <em class="parameter"><code>buffer</code></em>. This function
1193
will internally create a subbuffer of <em class="parameter"><code>buffer</code></em> so that a memcpy can be
1194
avoided.
1195
</p>
1196
<div class="variablelist"><table border="0" class="variablelist">
1197
<colgroup>
1198
<col align="left" valign="top">
1199
<col>
1200
</colgroup>
1201
<tbody>
1202
<tr>
1203
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
1204
<td>the RTP packet</td>
1205
</tr>
1206
<tr>
1207
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
1208
<td>A new buffer with the data of the payload.</td>
1209
</tr>
1210
</tbody>
1211
</table></div>
1212
</div>
1213
<hr>
1214
<div class="refsect2">
1215
<a name="gst-rtp-buffer-get-payload-subbuffer"></a><h3>gst_rtp_buffer_get_payload_subbuffer ()</h3>
1216
<pre class="programlisting"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> * gst_rtp_buffer_get_payload_subbuffer
1217
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1218
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> offset</code></em>,
1219
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> len</code></em>);</pre>
1220
<p>
1221
Create a subbuffer of the payload of the RTP packet in <em class="parameter"><code>buffer</code></em>. <em class="parameter"><code>offset</code></em> bytes
1222
are skipped in the payload and the subbuffer will be of size <em class="parameter"><code>len</code></em>.
1223
If <em class="parameter"><code>len</code></em> is -1 the total payload starting from <em class="parameter"><code>offset</code></em> if subbuffered.
1224
</p>
1225
<div class="variablelist"><table border="0" class="variablelist">
1226
<colgroup>
1227
<col align="left" valign="top">
1228
<col>
1229
</colgroup>
1230
<tbody>
1231
<tr>
1232
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
1233
<td>the RTP packet</td>
1234
</tr>
1235
<tr>
1236
<td><p><span class="term"><em class="parameter"><code>offset</code></em> :</span></p></td>
1237
<td>the offset in the payload</td>
1238
</tr>
1239
<tr>
1240
<td><p><span class="term"><em class="parameter"><code>len</code></em> :</span></p></td>
1241
<td>the length in the payload</td>
1242
</tr>
1243
<tr>
1244
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
1245
<td>A new buffer with the specified data of the payload.</td>
1246
</tr>
1247
</tbody>
1248
</table></div>
1249
</div>
1250
<hr>
1251
<div class="refsect2">
1252
<a name="gst-rtp-buffer-get-payload-len"></a><h3>gst_rtp_buffer_get_payload_len ()</h3>
1253
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a> gst_rtp_buffer_get_payload_len (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
1254
<p>
1255
Get the length of the payload of the RTP packet in <em class="parameter"><code>buffer</code></em>.
1256
</p>
1257
<div class="variablelist"><table border="0" class="variablelist">
1258
<colgroup>
1259
<col align="left" valign="top">
1260
<col>
1261
</colgroup>
1262
<tbody>
1263
<tr>
1264
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
1265
<td>the RTP packet</td>
1266
</tr>
1267
<tr>
1268
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
1269
<td>The length of the payload in <em class="parameter"><code>buffer</code></em>.</td>
1270
</tr>
1271
</tbody>
1272
</table></div>
1273
</div>
1274
<hr>
1275
<div class="refsect2">
1276
<a name="gst-rtp-buffer-get-payload"></a><h3>gst_rtp_buffer_get_payload ()</h3>
1277
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="returnvalue">gpointer</span></a> gst_rtp_buffer_get_payload (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
1278
<p>
1279
Get a pointer to the payload data in <em class="parameter"><code>buffer</code></em>. This pointer is valid as long
1280
as a reference to <em class="parameter"><code>buffer</code></em> is held.
1281
</p>
1282
<div class="variablelist"><table border="0" class="variablelist">
1283
<colgroup>
1284
<col align="left" valign="top">
1285
<col>
1286
</colgroup>
1287
<tbody>
1288
<tr>
1289
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
1290
<td>the RTP packet</td>
1291
</tr>
1292
<tr>
1293
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
1294
<td>A pointer
1295
to the payload data in <em class="parameter"><code>buffer</code></em>. <span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym>][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8][<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span>
1296
</td>
1297
</tr>
1298
</tbody>
1299
</table></div>
1300
</div>
1301
<hr>
1302
<div class="refsect2">
1303
<a name="gst-rtp-buffer-default-clock-rate"></a><h3>gst_rtp_buffer_default_clock_rate ()</h3>
1304
<pre class="programlisting"><span class="returnvalue">guint32</span> gst_rtp_buffer_default_clock_rate (<em class="parameter"><code><span class="type">guint8</span> payload_type</code></em>);</pre>
1305
<p>
1306
Get the default clock-rate for the static payload type <em class="parameter"><code>payload_type</code></em>.
1307
</p>
1308
<div class="variablelist"><table border="0" class="variablelist">
1309
<colgroup>
1310
<col align="left" valign="top">
1311
<col>
1312
</colgroup>
1313
<tbody>
1314
<tr>
1315
<td><p><span class="term"><em class="parameter"><code>payload_type</code></em> :</span></p></td>
1316
<td>the static payload type</td>
1317
</tr>
1318
<tr>
1319
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
1320
<td>the default clock rate or -1 if the payload type is not static or
1321
the clock-rate is undefined.</td>
1322
</tr>
1323
</tbody>
1324
</table></div>
1325
</div>
1326
<hr>
1327
<div class="refsect2">
1328
<a name="gst-rtp-buffer-compare-seqnum"></a><h3>gst_rtp_buffer_compare_seqnum ()</h3>
1329
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="returnvalue">gint</span></a> gst_rtp_buffer_compare_seqnum (<em class="parameter"><code><span class="type">guint16</span> seqnum1</code></em>,
1330
<em class="parameter"><code><span class="type">guint16</span> seqnum2</code></em>);</pre>
1331
<p>
1332
Compare two sequence numbers, taking care of wraparounds. This function
1333
returns the difference between <em class="parameter"><code>seqnum1</code></em> and <em class="parameter"><code>seqnum2</code></em>.
1334
</p>
1335
<div class="variablelist"><table border="0" class="variablelist">
1336
<colgroup>
1337
<col align="left" valign="top">
1338
<col>
1339
</colgroup>
1340
<tbody>
1341
<tr>
1342
<td><p><span class="term"><em class="parameter"><code>seqnum1</code></em> :</span></p></td>
1343
<td>a sequence number</td>
1344
</tr>
1345
<tr>
1346
<td><p><span class="term"><em class="parameter"><code>seqnum2</code></em> :</span></p></td>
1347
<td>a sequence number</td>
1348
</tr>
1349
<tr>
1350
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
1351
<td>a negative value if <em class="parameter"><code>seqnum1</code></em> is bigger than <em class="parameter"><code>seqnum2</code></em>, 0 if they
1352
are equal or a positive value if <em class="parameter"><code>seqnum1</code></em> is smaller than <em class="parameter"><code>segnum2</code></em>.</td>
1353
</tr>
1354
</tbody>
1355
</table></div>
1356
</div>
1357
<hr>
1358
<div class="refsect2">
1359
<a name="gst-rtp-buffer-ext-timestamp"></a><h3>gst_rtp_buffer_ext_timestamp ()</h3>
1360
<pre class="programlisting"><span class="returnvalue">guint64</span> gst_rtp_buffer_ext_timestamp (<em class="parameter"><code><span class="type">guint64</span> *exttimestamp</code></em>,
1361
<em class="parameter"><code><span class="type">guint32</span> timestamp</code></em>);</pre>
1362
<p>
1363
Update the <em class="parameter"><code>exttimestamp</code></em> field with <em class="parameter"><code>timestamp</code></em>. For the first call of the
1364
method, <em class="parameter"><code>exttimestamp</code></em> should point to a location with a value of -1.
1365
</p>
1366
<p>
1367
This function makes sure that the returned value is a constantly increasing
1368
value even in the case where there is a timestamp wraparound.
1369
</p>
1370
<div class="variablelist"><table border="0" class="variablelist">
1371
<colgroup>
1372
<col align="left" valign="top">
1373
<col>
1374
</colgroup>
1375
<tbody>
1376
<tr>
1377
<td><p><span class="term"><em class="parameter"><code>exttimestamp</code></em> :</span></p></td>
1378
<td>a previous extended timestamp</td>
1379
</tr>
1380
<tr>
1381
<td><p><span class="term"><em class="parameter"><code>timestamp</code></em> :</span></p></td>
1382
<td>a new timestamp</td>
1383
</tr>
1384
<tr>
1385
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
1386
<td>The extended timestamp of <em class="parameter"><code>timestamp</code></em>.</td>
1387
</tr>
1388
</tbody>
1389
</table></div>
1390
</div>
1391
<hr>
1392
<div class="refsect2">
1393
<a name="gst-rtp-buffer-set-extension-data"></a><h3>gst_rtp_buffer_set_extension_data ()</h3>
1394
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gst_rtp_buffer_set_extension_data (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1395
<em class="parameter"><code><span class="type">guint16</span> bits</code></em>,
1396
<em class="parameter"><code><span class="type">guint16</span> length</code></em>);</pre>
1397
<p>
1398
Set the extension bit of the rtp buffer and fill in the <em class="parameter"><code>bits</code></em> and <em class="parameter"><code>length</code></em> of the
1399
extension header. If the existing extension data is not large enough, it will
1400
be made larger.
1401
</p>
1402
<div class="variablelist"><table border="0" class="variablelist">
1403
<colgroup>
1404
<col align="left" valign="top">
1405
<col>
1406
</colgroup>
1407
<tbody>
1408
<tr>
1409
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
1410
<td>the RTP packet</td>
1411
</tr>
1412
<tr>
1413
<td><p><span class="term"><em class="parameter"><code>bits</code></em> :</span></p></td>
1414
<td>the bits specific for the extension</td>
1415
</tr>
1416
<tr>
1417
<td><p><span class="term"><em class="parameter"><code>length</code></em> :</span></p></td>
1418
<td>the length that counts the number of 32-bit words in
1419
the extension, excluding the extension header ( therefore zero is a valid length)</td>
1420
</tr>
1421
<tr>
1422
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
1423
<td>True if done.</td>
1424
</tr>
1425
</tbody>
1426
</table></div>
1427
</div>
1428
<hr>
1429
<div class="refsect2">
1430
<a name="gst-rtp-buffer-get-extension-onebyte-header"></a><h3>gst_rtp_buffer_get_extension_onebyte_header ()</h3>
1431
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gst_rtp_buffer_get_extension_onebyte_header
1432
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1433
<em class="parameter"><code><span class="type">guint8</span> id</code></em>,
1434
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> nth</code></em>,
1435
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> *data</code></em>,
1436
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> *size</code></em>);</pre>
1437
<p>
1438
Parses RFC 5285 style header extensions with a one byte header. It will
1439
return the nth extension with the requested id.
1440
</p>
1441
<div class="variablelist"><table border="0" class="variablelist">
1442
<colgroup>
1443
<col align="left" valign="top">
1444
<col>
1445
</colgroup>
1446
<tbody>
1447
<tr>
1448
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
1449
<td>the RTP packet</td>
1450
</tr>
1451
<tr>
1452
<td><p><span class="term"><em class="parameter"><code>id</code></em> :</span></p></td>
1453
<td>The ID of the header extension to be read (between 1 and 14).</td>
1454
</tr>
1455
<tr>
1456
<td><p><span class="term"><em class="parameter"><code>nth</code></em> :</span></p></td>
1457
<td>Read the nth extension packet with the requested ID</td>
1458
</tr>
1459
<tr>
1460
<td><p><span class="term"><em class="parameter"><code>data</code></em> :</span></p></td>
1461
<td>location for data. <span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>][<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=size][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8][<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span>
1462
</td>
1463
</tr>
1464
<tr>
1465
<td><p><span class="term"><em class="parameter"><code>size</code></em> :</span></p></td>
1466
<td>the size of the data in bytes. <span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span>
1467
</td>
1468
</tr>
1469
<tr>
1470
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
1471
<td>TRUE if <em class="parameter"><code>buffer</code></em> had the requested header extension</td>
1472
</tr>
1473
</tbody>
1474
</table></div>
1475
</div>
1476
<hr>
1477
<div class="refsect2">
1478
<a name="gst-rtp-buffer-get-extension-twobytes-header"></a><h3>gst_rtp_buffer_get_extension_twobytes_header ()</h3>
1479
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gst_rtp_buffer_get_extension_twobytes_header
1480
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1481
<em class="parameter"><code><span class="type">guint8</span> *appbits</code></em>,
1482
<em class="parameter"><code><span class="type">guint8</span> id</code></em>,
1483
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> nth</code></em>,
1484
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> *data</code></em>,
1485
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> *size</code></em>);</pre>
1486
<p>
1487
Parses RFC 5285 style header extensions with a two bytes header. It will
1488
return the nth extension with the requested id.
1489
</p>
1490
<div class="variablelist"><table border="0" class="variablelist">
1491
<colgroup>
1492
<col align="left" valign="top">
1493
<col>
1494
</colgroup>
1495
<tbody>
1496
<tr>
1497
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
1498
<td>the RTP packet</td>
1499
</tr>
1500
<tr>
1501
<td><p><span class="term"><em class="parameter"><code>appbits</code></em> :</span></p></td>
1502
<td>Application specific bits. <span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span>
1503
</td>
1504
</tr>
1505
<tr>
1506
<td><p><span class="term"><em class="parameter"><code>id</code></em> :</span></p></td>
1507
<td>The ID of the header extension to be read (between 1 and 14).</td>
1508
</tr>
1509
<tr>
1510
<td><p><span class="term"><em class="parameter"><code>nth</code></em> :</span></p></td>
1511
<td>Read the nth extension packet with the requested ID</td>
1512
</tr>
1513
<tr>
1514
<td><p><span class="term"><em class="parameter"><code>data</code></em> :</span></p></td>
1515
<td>location for data. <span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>][<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=size][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8][<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span>
1516
</td>
1517
</tr>
1518
<tr>
1519
<td><p><span class="term"><em class="parameter"><code>size</code></em> :</span></p></td>
1520
<td>the size of the data in bytes. <span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span>
1521
</td>
1522
</tr>
1523
<tr>
1524
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
1525
<td>TRUE if <em class="parameter"><code>buffer</code></em> had the requested header extension</td>
1526
</tr>
1527
</tbody>
1528
</table></div>
1529
</div>
1530
<hr>
1531
<div class="refsect2">
1532
<a name="gst-rtp-buffer-add-extension-onebyte-header"></a><h3>gst_rtp_buffer_add_extension_onebyte_header ()</h3>
1533
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gst_rtp_buffer_add_extension_onebyte_header
1534
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1535
<em class="parameter"><code><span class="type">guint8</span> id</code></em>,
1536
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>,
1537
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> size</code></em>);</pre>
1538
<p>
1539
Adds a RFC 5285 header extension with a one byte header to the end of the
1540
RTP header. If there is already a RFC 5285 header extension with a one byte
1541
header, the new extension will be appended.
1542
It will not work if there is already a header extension that does not follow
1543
the mecanism described in RFC 5285 or if there is a header extension with
1544
a two bytes header as described in RFC 5285. In that case, use
1545
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-add-extension-twobytes-header" title="gst_rtp_buffer_add_extension_twobytes_header ()"><code class="function">gst_rtp_buffer_add_extension_twobytes_header()</code></a>
1546
</p>
1547
<div class="variablelist"><table border="0" class="variablelist">
1548
<colgroup>
1549
<col align="left" valign="top">
1550
<col>
1551
</colgroup>
1552
<tbody>
1553
<tr>
1554
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
1555
<td>the RTP packet</td>
1556
</tr>
1557
<tr>
1558
<td><p><span class="term"><em class="parameter"><code>id</code></em> :</span></p></td>
1559
<td>The ID of the header extension (between 1 and 14).</td>
1560
</tr>
1561
<tr>
1562
<td><p><span class="term"><em class="parameter"><code>data</code></em> :</span></p></td>
1563
<td>location for data. <span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=size][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8]</span>
1564
</td>
1565
</tr>
1566
<tr>
1567
<td><p><span class="term"><em class="parameter"><code>size</code></em> :</span></p></td>
1568
<td>the size of the data in bytes</td>
1569
</tr>
1570
<tr>
1571
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
1572
<td>
1573
<a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if header extension could be added</td>
1574
</tr>
1575
</tbody>
1576
</table></div>
1577
</div>
1578
<hr>
1579
<div class="refsect2">
1580
<a name="gst-rtp-buffer-add-extension-twobytes-header"></a><h3>gst_rtp_buffer_add_extension_twobytes_header ()</h3>
1581
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gst_rtp_buffer_add_extension_twobytes_header
1582
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
1583
<em class="parameter"><code><span class="type">guint8</span> appbits</code></em>,
1584
<em class="parameter"><code><span class="type">guint8</span> id</code></em>,
1585
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>,
1586
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> size</code></em>);</pre>
1587
<p>
1588
Adds a RFC 5285 header extension with a two bytes header to the end of the
1589
RTP header. If there is already a RFC 5285 header extension with a two bytes
1590
header, the new extension will be appended.
1591
It will not work if there is already a header extension that does not follow
1592
the mecanism described in RFC 5285 or if there is a header extension with
1593
a one byte header as described in RFC 5285. In that case, use
1594
<a class="link" href="gst-plugins-base-libs-gstrtpbuffer.html#gst-rtp-buffer-add-extension-onebyte-header" title="gst_rtp_buffer_add_extension_onebyte_header ()"><code class="function">gst_rtp_buffer_add_extension_onebyte_header()</code></a>
1595
</p>
1596
<div class="variablelist"><table border="0" class="variablelist">
1597
<colgroup>
1598
<col align="left" valign="top">
1599
<col>
1600
</colgroup>
1601
<tbody>
1602
<tr>
1603
<td><p><span class="term"><em class="parameter"><code>rtp</code></em> :</span></p></td>
1604
<td>the RTP packet</td>
1605
</tr>
1606
<tr>
1607
<td><p><span class="term"><em class="parameter"><code>appbits</code></em> :</span></p></td>
1608
<td>Application specific bits</td>
1609
</tr>
1610
<tr>
1611
<td><p><span class="term"><em class="parameter"><code>id</code></em> :</span></p></td>
1612
<td>The ID of the header extension</td>
1613
</tr>
1614
<tr>
1615
<td><p><span class="term"><em class="parameter"><code>data</code></em> :</span></p></td>
1616
<td>location for data. <span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=size][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8]</span>
1617
</td>
1618
</tr>
1619
<tr>
1620
<td><p><span class="term"><em class="parameter"><code>size</code></em> :</span></p></td>
1621
<td>the size of the data in bytes</td>
1622
</tr>
1623
<tr>
1624
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
1625
<td>
1626
<a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if header extension could be added</td>
1627
</tr>
1628
</tbody>
1629
</table></div>
1630
</div>
1631
2257
</div>
1632
2258
<div class="refsect1">
1633
2259
<a name="gst-plugins-base-libs-gstrtpbuffer.see-also"></a><h2>See Also</h2>
1634
<a class="link" href="gst-plugins-base-libs-gstrtpbasepayload.html#GstRTPBasePayload"><span class="type">GstRTPBasePayload</span></a>, <a class="link" href="gst-plugins-base-libs-gstrtpbasedepayload.html#GstRTPBaseDepayload"><span class="type">GstRTPBaseDepayload</span></a>, gstrtcpbuffer
2260
<p><a class="link" href="gst-plugins-base-libs-gstrtpbasepayload.html#GstRTPBasePayload"><span class="type">GstRTPBasePayload</span></a>, <a class="link" href="gst-plugins-base-libs-gstrtpbasedepayload.html#GstRTPBaseDepayload"><span class="type">GstRTPBaseDepayload</span></a>, gstrtcpbuffer</p>
1635
2261
</div>
1636
2262
</div>
1637
2263
<div class="footer">
1638
2264
<hr>
1639
Generated by GTK-Doc V1.19</div>
2265
Generated by GTK-Doc V1.20</div>
1640
2266
</body>
1641
2267
</html>
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