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* Copyright (C) 2011 Collabora Ltd.
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* The code contained in this file is free software; you can redistribute
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* it and/or modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either version
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* 2.1 of the License, or (at your option) any later version.
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* This file is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General Public
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* License along with this code; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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* Authors: Emilio Pozuelo Monfort <emilio.pozuelo@collabora.co.uk>
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#include <glib/gi18n.h>
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#include <pulse/pulseaudio.h>
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#include <telepathy-glib/telepathy-glib.h>
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#include <telepathy-yell/telepathy-yell.h>
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#include "empathy-call-utils.h"
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#include <libempathy/empathy-gsettings.h>
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#include <libempathy/empathy-request-util.h>
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#define DEBUG_FLAG EMPATHY_DEBUG_OTHER
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#include <libempathy/empathy-debug.h>
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get_error_display_message (GError *error)
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if (error->domain != TP_ERROR)
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return _("There was an error starting the call");
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case TP_ERROR_NETWORK_ERROR:
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return _("Network error");
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case TP_ERROR_NOT_CAPABLE:
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return _("The specified contact doesn't support calls");
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case TP_ERROR_OFFLINE:
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return _("The specified contact is offline");
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case TP_ERROR_INVALID_HANDLE:
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return _("The specified contact is not valid");
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case TP_ERROR_EMERGENCY_CALLS_NOT_SUPPORTED:
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return _("Emergency calls are not supported on this protocol");
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case TP_ERROR_INSUFFICIENT_BALANCE:
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return _("You don't have enough credit in order to place this call");
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return _("There was an error starting the call");
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show_call_error (GError *error)
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dialog = gtk_message_dialog_new (NULL, 0,
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GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE,
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"%s", get_error_display_message (error));
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g_signal_connect_swapped (dialog, "response",
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G_CALLBACK (gtk_widget_destroy),
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gtk_widget_show (dialog);
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empathy_call_create_call_request (const gchar *contact,
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gboolean initial_audio,
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gboolean initial_video)
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TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
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TPY_IFACE_CHANNEL_TYPE_CALL,
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TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT,
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TP_HANDLE_TYPE_CONTACT,
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TP_PROP_CHANNEL_TARGET_ID, G_TYPE_STRING,
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TPY_PROP_CHANNEL_TYPE_CALL_INITIAL_AUDIO, G_TYPE_BOOLEAN,
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TPY_PROP_CHANNEL_TYPE_CALL_INITIAL_VIDEO, G_TYPE_BOOLEAN,
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empathy_call_create_streamed_media_request (const gchar *contact,
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gboolean initial_audio,
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gboolean initial_video)
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TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
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TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA,
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TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT,
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TP_HANDLE_TYPE_CONTACT,
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TP_PROP_CHANNEL_TARGET_ID, G_TYPE_STRING,
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TP_PROP_CHANNEL_TYPE_STREAMED_MEDIA_INITIAL_AUDIO, G_TYPE_BOOLEAN,
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TP_PROP_CHANNEL_TYPE_STREAMED_MEDIA_INITIAL_VIDEO, G_TYPE_BOOLEAN,
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create_streamed_media_channel_cb (GObject *source,
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GAsyncResult *result,
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GError *error = NULL;
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if (!tp_account_channel_request_create_channel_finish (
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TP_ACCOUNT_CHANNEL_REQUEST (source),
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DEBUG ("Failed to create StreamedMedia channel: %s", error->message);
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show_call_error (error);
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g_error_free (error);
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create_call_channel_cb (GObject *source,
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GAsyncResult *result,
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TpAccountChannelRequest *streamed_media_req = user_data;
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GError *error = NULL;
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if (tp_account_channel_request_create_channel_finish (
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TP_ACCOUNT_CHANNEL_REQUEST (source), result, &error))
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g_object_unref (streamed_media_req);
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DEBUG ("Failed to create Call channel: %s", error->message);
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if (error->code != TP_ERROR_NOT_IMPLEMENTED)
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show_call_error (error);
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DEBUG ("Let's try with an StreamedMedia channel");
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g_error_free (error);
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tp_account_channel_request_create_channel_async (streamed_media_req,
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EMPATHY_AV_BUS_NAME, NULL,
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create_streamed_media_channel_cb,
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/* Try to request a Call channel and fallback to StreamedMedia if that fails */
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call_new_with_streams (const gchar *contact,
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gboolean initial_audio,
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gboolean initial_video,
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GHashTable *call_request, *streamed_media_request;
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TpAccountChannelRequest *call_req, *streamed_media_req;
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call_request = empathy_call_create_call_request (contact,
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call_req = tp_account_channel_request_new (account, call_request, timestamp);
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g_hash_table_unref (call_request);
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streamed_media_request = empathy_call_create_streamed_media_request (
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contact, initial_audio, initial_video);
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streamed_media_req = tp_account_channel_request_new (account,
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streamed_media_request,
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g_hash_table_unref (streamed_media_request);
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tp_account_channel_request_create_channel_async (call_req,
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EMPATHY_CALL_BUS_NAME, NULL,
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create_call_channel_cb,
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g_object_unref (call_req);
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#else /* HAVE_CALL */
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sm_new_with_streams (const gchar *contact,
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gboolean initial_audio,
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gboolean initial_video,
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GHashTable *streamed_media_request;
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TpAccountChannelRequest *streamed_media_req;
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streamed_media_request = empathy_call_create_streamed_media_request (
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contact, initial_audio, initial_video);
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streamed_media_req = tp_account_channel_request_new (account,
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streamed_media_request,
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g_hash_table_unref (streamed_media_request);
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tp_account_channel_request_create_channel_async (streamed_media_req,
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EMPATHY_AV_BUS_NAME, NULL, create_streamed_media_channel_cb, NULL);
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g_object_unref (streamed_media_req);
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#endif /* HAVE_CALL */
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empathy_call_new_with_streams (const gchar *contact,
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gboolean initial_audio,
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gboolean initial_video,
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call_new_with_streams (contact, account, initial_audio, initial_video,
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sm_new_with_streams (contact, account, initial_audio, initial_video,
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empathy_call_set_stream_properties (GstElement *element,
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gboolean echo_cancellation)
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GSettings *gsettings_call;
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gboolean echo_cancellation_setting;
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gsettings_call = g_settings_new (EMPATHY_PREFS_CALL_SCHEMA);
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echo_cancellation_setting = g_settings_get_boolean (gsettings_call,
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EMPATHY_PREFS_CALL_ECHO_CANCELLATION);
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DEBUG ("Echo cancellation: element allowed: %s, user enabled: %s",
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echo_cancellation ? " yes" : "no",
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echo_cancellation_setting ? " yes" : "no");
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props = gst_structure_new ("props",
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PA_PROP_MEDIA_ROLE, G_TYPE_STRING, "phone",
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if (echo_cancellation && echo_cancellation_setting)
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gst_structure_set (props,
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"filter.want", G_TYPE_STRING, "echo-cancel",
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g_object_set (element, "stream-properties", props, NULL);
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gst_structure_free (props);
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g_object_unref (gsettings_call);