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Viewing changes to daemon/libs/pjproject-2.2.1/pjmedia/src/pjmedia/wave.c

  • Committer: Package Import Robot
  • Author(s): Jonathan Riddell
  • Date: 2015-01-07 14:51:16 UTC
  • mfrom: (4.3.5 sid)
  • Revision ID: package-import@ubuntu.com-20150107145116-yxnafinf4lrdvrmx
Tags: 1.4.1-0.1ubuntu1
* Merge with Debian, remaining changes:
 - Drop soprano, nepomuk build-dep
* Drop ubuntu patches, now upstream

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daemon/libs/pjproject-2.2.1/pjmedia/src/pjmedia/wave.c
 
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/* $Id: wave.c 3553 2011-05-05 06:14:19Z nanang $ */
 
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/* 
 
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 * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com)
 
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 * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org>
 
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 *
 
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 * This program is free software; you can redistribute it and/or modify
 
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 * it under the terms of the GNU General Public License as published by
 
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 * the Free Software Foundation; either version 2 of the License, or
 
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 * (at your option) any later version.
 
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 *
 
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 * This program 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
 
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 * GNU General Public License for more details.
 
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 *
 
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 * You should have received a copy of the GNU General Public License
 
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 * along with this program; if not, write to the Free Software
 
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 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
 
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 */
 
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#include <pjmedia/wave.h>
 
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/*
 
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 * Change the endianness of WAVE header fields.
 
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 */
 
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static void wave_hdr_swap_bytes( pjmedia_wave_hdr *hdr )
 
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{
 
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#if defined(PJ_IS_BIG_ENDIAN) && PJ_IS_BIG_ENDIAN!=0
 
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    hdr->riff_hdr.riff              = pj_swap32(hdr->riff_hdr.riff);
 
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    hdr->riff_hdr.file_len          = pj_swap32(hdr->riff_hdr.file_len);
 
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    hdr->riff_hdr.wave              = pj_swap32(hdr->riff_hdr.wave);
 
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    hdr->fmt_hdr.fmt                = pj_swap32(hdr->fmt_hdr.fmt);
 
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    hdr->fmt_hdr.len                = pj_swap32(hdr->fmt_hdr.len);
 
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    hdr->fmt_hdr.fmt_tag            = pj_swap16(hdr->fmt_hdr.fmt_tag);
 
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    hdr->fmt_hdr.nchan              = pj_swap16(hdr->fmt_hdr.nchan);
 
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    hdr->fmt_hdr.sample_rate        = pj_swap32(hdr->fmt_hdr.sample_rate);
 
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    hdr->fmt_hdr.bytes_per_sec      = pj_swap32(hdr->fmt_hdr.bytes_per_sec);
 
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    hdr->fmt_hdr.block_align        = pj_swap16(hdr->fmt_hdr.block_align);
 
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    hdr->fmt_hdr.bits_per_sample    = pj_swap16(hdr->fmt_hdr.bits_per_sample);
 
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    hdr->data_hdr.data              = pj_swap32(hdr->data_hdr.data);
 
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    hdr->data_hdr.len               = pj_swap32(hdr->data_hdr.len);
 
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#else
 
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    PJ_UNUSED_ARG(hdr);
 
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#endif
 
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}
 
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PJ_DEF(void) pjmedia_wave_hdr_file_to_host( pjmedia_wave_hdr *hdr )
 
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{
 
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    wave_hdr_swap_bytes(hdr);
 
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}
 
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PJ_DEF(void) pjmedia_wave_hdr_host_to_file( pjmedia_wave_hdr *hdr )
 
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{
 
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    wave_hdr_swap_bytes(hdr);
 
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}
 
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