ffmpeg/libavformat/pcmenc.c

65 lines
3.4 KiB
C

/*
* RAW PCM muxers
* Copyright (c) 2002 Fabrice Bellard
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "avformat.h"
#include "rawenc.h"
#define PCMDEF_0(name_, long_name_, ext, codec)
#define PCMDEF_1(name_, long_name_, ext, codec) \
const AVOutputFormat ff_pcm_ ## name_ ## _muxer = { \
.name = #name_, \
.long_name = NULL_IF_CONFIG_SMALL(long_name_), \
.extensions = ext, \
.audio_codec = codec, \
.video_codec = AV_CODEC_ID_NONE, \
.write_packet = ff_raw_write_packet, \
.flags = AVFMT_NOTIMESTAMPS, \
};
#define PCMDEF_2(name, long_name, ext, codec, enabled) \
PCMDEF_ ## enabled(name, long_name, ext, codec)
#define PCMDEF_3(name, long_name, ext, codec, config) \
PCMDEF_2(name, long_name, ext, codec, config)
#define PCMDEF(name, long_name, ext, uppercase) \
PCMDEF_3(name, long_name, ext, AV_CODEC_ID_PCM_ ## uppercase, \
CONFIG_PCM_ ## uppercase ## _MUXER)
PCMDEF(f64be, "PCM 64-bit floating-point big-endian", NULL, F64BE)
PCMDEF(f64le, "PCM 64-bit floating-point little-endian", NULL, F64LE)
PCMDEF(f32be, "PCM 32-bit floating-point big-endian", NULL, F32BE)
PCMDEF(f32le, "PCM 32-bit floating-point little-endian", NULL, F32LE)
PCMDEF(s32be, "PCM signed 32-bit big-endian", NULL, S32BE)
PCMDEF(s32le, "PCM signed 32-bit little-endian", NULL, S32LE)
PCMDEF(s24be, "PCM signed 24-bit big-endian", NULL, S24BE)
PCMDEF(s24le, "PCM signed 24-bit little-endian", NULL, S24LE)
PCMDEF(s16be, "PCM signed 16-bit big-endian", AV_NE("sw", NULL), S16BE)
PCMDEF(s16le, "PCM signed 16-bit little-endian", AV_NE(NULL, "sw"), S16LE)
PCMDEF(s8, "PCM signed 8-bit", "sb", S8)
PCMDEF(u32be, "PCM unsigned 32-bit big-endian", NULL, U32BE)
PCMDEF(u32le, "PCM unsigned 32-bit little-endian", NULL, U32LE)
PCMDEF(u24be, "PCM unsigned 24-bit big-endian", NULL, U24BE)
PCMDEF(u24le, "PCM unsigned 24-bit little-endian", NULL, U24LE)
PCMDEF(u16be, "PCM unsigned 16-bit big-endian", AV_NE("uw", NULL), U16BE)
PCMDEF(u16le, "PCM unsigned 16-bit little-endian", AV_NE(NULL, "uw"), U16LE)
PCMDEF(u8, "PCM unsigned 8-bit", "ub", U8)
PCMDEF(alaw, "PCM A-law", "al", ALAW)
PCMDEF(mulaw, "PCM mu-law", "ul", MULAW)
PCMDEF(vidc, "PCM Archimedes VIDC", NULL, VIDC)