FFmpeg: libavformat/pcmenc.c Source File

00001 /*
00002  * RAW PCM muxers
00003  * Copyright (c) 2002 Fabrice Bellard
00004  *
00005  * This file is part of FFmpeg.
00006  *
00007  * FFmpeg is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU Lesser General Public
00009  * License as published by the Free Software Foundation; either
00010  * version 2.1 of the License, or (at your option) any later version.
00011  *
00012  * FFmpeg is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015  * Lesser General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU Lesser General Public
00018  * License along with FFmpeg; if not, write to the Free Software
00019  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
00020  */
00021 
00022 #include "avformat.h"
00023 #include "rawenc.h"
00024 
00025 #define PCMDEF(name, long_name, ext, codec) \
00026 AVOutputFormat ff_pcm_ ## name ## _muxer = {\
00027     #name,\
00028     NULL_IF_CONFIG_SMALL(long_name),\
00029     NULL,\
00030     ext,\
00031     0,\
00032     codec,\
00033     CODEC_ID_NONE,\
00034     NULL,\
00035     ff_raw_write_packet,\
00036     .flags= AVFMT_NOTIMESTAMPS,\
00037 };
00038 
00039 PCMDEF(f64be, "PCM 64 bit floating-point big-endian format",
00040        NULL, CODEC_ID_PCM_F64BE)
00041 
00042 PCMDEF(f64le, "PCM 64 bit floating-point little-endian format",
00043        NULL, CODEC_ID_PCM_F64LE)
00044 
00045 PCMDEF(f32be, "PCM 32 bit floating-point big-endian format",
00046        NULL, CODEC_ID_PCM_F32BE)
00047 
00048 PCMDEF(f32le, "PCM 32 bit floating-point little-endian format",
00049        NULL, CODEC_ID_PCM_F32LE)
00050 
00051 PCMDEF(s32be, "PCM signed 32 bit big-endian format",
00052        NULL, CODEC_ID_PCM_S32BE)
00053 
00054 PCMDEF(s32le, "PCM signed 32 bit little-endian format",
00055        NULL, CODEC_ID_PCM_S32LE)
00056 
00057 PCMDEF(s24be, "PCM signed 24 bit big-endian format",
00058        NULL, CODEC_ID_PCM_S24BE)
00059 
00060 PCMDEF(s24le, "PCM signed 24 bit little-endian format",
00061        NULL, CODEC_ID_PCM_S24LE)
00062 
00063 PCMDEF(s16be, "PCM signed 16 bit big-endian format",
00064        AV_NE("sw", NULL), CODEC_ID_PCM_S16BE)
00065 
00066 PCMDEF(s16le, "PCM signed 16 bit little-endian format",
00067        AV_NE(NULL, "sw"), CODEC_ID_PCM_S16LE)
00068 
00069 PCMDEF(s8, "PCM signed 8 bit format",
00070        "sb", CODEC_ID_PCM_S8)
00071 
00072 PCMDEF(u32be, "PCM unsigned 32 bit big-endian format",
00073        NULL, CODEC_ID_PCM_U32BE)
00074 
00075 PCMDEF(u32le, "PCM unsigned 32 bit little-endian format",
00076        NULL, CODEC_ID_PCM_U32LE)
00077 
00078 PCMDEF(u24be, "PCM unsigned 24 bit big-endian format",
00079        NULL, CODEC_ID_PCM_U24BE)
00080 
00081 PCMDEF(u24le, "PCM unsigned 24 bit little-endian format",
00082        NULL, CODEC_ID_PCM_U24LE)
00083 
00084 PCMDEF(u16be, "PCM unsigned 16 bit big-endian format",
00085        AV_NE("uw", NULL), CODEC_ID_PCM_U16BE)
00086 
00087 PCMDEF(u16le, "PCM unsigned 16 bit little-endian format",
00088        AV_NE(NULL, "uw"), CODEC_ID_PCM_U16LE)
00089 
00090 PCMDEF(u8, "PCM unsigned 8 bit format",
00091        "ub", CODEC_ID_PCM_U8)
00092 
00093 PCMDEF(alaw, "PCM A-law format",
00094        "al", CODEC_ID_PCM_ALAW)
00095 
00096 PCMDEF(mulaw, "PCM mu-law format",
00097        "ul", CODEC_ID_PCM_MULAW)