pcmenc.c
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1 /*
2  * RAW PCM muxers
3  * Copyright (c) 2002 Fabrice Bellard
4  *
5  * This file is part of Libav.
6  *
7  * Libav 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  * Libav 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 Libav; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
22 #include "avformat.h"
23 #include "rawenc.h"
24 
25 #define PCMDEF(name_, long_name_, ext, codec) \
26 AVOutputFormat ff_pcm_ ## name_ ## _muxer = { \
27  .name = #name_, \
28  .long_name = NULL_IF_CONFIG_SMALL(long_name_), \
29  .extensions = ext, \
30  .audio_codec = codec, \
31  .video_codec = CODEC_ID_NONE, \
32  .write_packet = ff_raw_write_packet, \
33  .flags = AVFMT_NOTIMESTAMPS, \
34 };
35 
36 PCMDEF(f64be, "PCM 64 bit floating-point big-endian format",
38 
39 PCMDEF(f64le, "PCM 64 bit floating-point little-endian format",
41 
42 PCMDEF(f32be, "PCM 32 bit floating-point big-endian format",
43  NULL, CODEC_ID_PCM_F32BE)
44 
45 PCMDEF(f32le, "PCM 32 bit floating-point little-endian format",
46  NULL, CODEC_ID_PCM_F32LE)
47 
48 PCMDEF(s32be, "PCM signed 32 bit big-endian format",
49  NULL, CODEC_ID_PCM_S32BE)
50 
51 PCMDEF(s32le, "PCM signed 32 bit little-endian format",
52  NULL, CODEC_ID_PCM_S32LE)
53 
54 PCMDEF(s24be, "PCM signed 24 bit big-endian format",
55  NULL, CODEC_ID_PCM_S24BE)
56 
57 PCMDEF(s24le, "PCM signed 24 bit little-endian format",
58  NULL, CODEC_ID_PCM_S24LE)
59 
60 PCMDEF(s16be, "PCM signed 16 bit big-endian format",
61  AV_NE("sw", NULL), CODEC_ID_PCM_S16BE)
62 
63 PCMDEF(s16le, "PCM signed 16 bit little-endian format",
64  AV_NE(NULL, "sw"), CODEC_ID_PCM_S16LE)
65 
66 PCMDEF(s8, "PCM signed 8 bit format",
67  "sb", CODEC_ID_PCM_S8)
68 
69 PCMDEF(u32be, "PCM unsigned 32 bit big-endian format",
70  NULL, CODEC_ID_PCM_U32BE)
71 
72 PCMDEF(u32le, "PCM unsigned 32 bit little-endian format",
73  NULL, CODEC_ID_PCM_U32LE)
74 
75 PCMDEF(u24be, "PCM unsigned 24 bit big-endian format",
76  NULL, CODEC_ID_PCM_U24BE)
77 
78 PCMDEF(u24le, "PCM unsigned 24 bit little-endian format",
79  NULL, CODEC_ID_PCM_U24LE)
80 
81 PCMDEF(u16be, "PCM unsigned 16 bit big-endian format",
82  AV_NE("uw", NULL), CODEC_ID_PCM_U16BE)
83 
84 PCMDEF(u16le, "PCM unsigned 16 bit little-endian format",
85  AV_NE(NULL, "uw"), CODEC_ID_PCM_U16LE)
86 
87 PCMDEF(u8, "PCM unsigned 8 bit format",
88  "ub", CODEC_ID_PCM_U8)
89 
90 PCMDEF(alaw, "PCM A-law format",
91  "al", CODEC_ID_PCM_ALAW)
92 
93 PCMDEF(mulaw, "PCM mu-law format",
94  "ul", CODEC_ID_PCM_MULAW)