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FFmpeg/libavdevice/pulse_audio_common.c

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  1. /*

  2.  * Pulseaudio input

  3.  * Copyright (c) 2011 Luca Barbato <lu_zero@gentoo.org>

  4.  *

  5.  * This file is part of FFmpeg.

  6.  *

  7.  * FFmpeg is free software; you can redistribute it and/or

  8.  * modify it under the terms of the GNU Lesser General Public

  9.  * License as published by the Free Software Foundation; either

  10.  * version 2.1 of the License, or (at your option) any later version.

  11.  *

  12.  * FFmpeg is distributed in the hope that it will be useful,

  13.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

  14.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

  15.  * Lesser General Public License for more details.

  16.  *

  17.  * You should have received a copy of the GNU Lesser General Public

  18.  * License along with FFmpeg; if not, write to the Free Software

  19.  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

  20.  */

  21. 

  22. #include "pulse_audio_common.h"

  23. #include "libavutil/attributes.h"

  24. 

  25. pa_sample_format_t av_cold ff_codec_id_to_pulse_format(enum AVCodecID codec_id)

  26. {

  27.     switch (codec_id) {

  28.     case AV_CODEC_ID_PCM_U8:    return PA_SAMPLE_U8;

  29.     case AV_CODEC_ID_PCM_ALAW:  return PA_SAMPLE_ALAW;

  30.     case AV_CODEC_ID_PCM_MULAW: return PA_SAMPLE_ULAW;

  31.     case AV_CODEC_ID_PCM_S16LE: return PA_SAMPLE_S16LE;

  32.     case AV_CODEC_ID_PCM_S16BE: return PA_SAMPLE_S16BE;

  33.     case AV_CODEC_ID_PCM_F32LE: return PA_SAMPLE_FLOAT32LE;

  34.     case AV_CODEC_ID_PCM_F32BE: return PA_SAMPLE_FLOAT32BE;

  35.     case AV_CODEC_ID_PCM_S32LE: return PA_SAMPLE_S32LE;

  36.     case AV_CODEC_ID_PCM_S32BE: return PA_SAMPLE_S32BE;

  37.     case AV_CODEC_ID_PCM_S24LE: return PA_SAMPLE_S24LE;

  38.     case AV_CODEC_ID_PCM_S24BE: return PA_SAMPLE_S24BE;

  39.     default:                    return PA_SAMPLE_INVALID;

  40.     }

  41. }