d33d93ac562ae402479a99c4460da9234bb80f31
[libav.git] / libavformat / isom.c
1 /*
2 * ISO Media common code
3 * Copyright (c) 2001 Fabrice Bellard
4 * Copyright (c) 2002 Francois Revol <revol@free.fr>
5 * Copyright (c) 2006 Baptiste Coudurier <baptiste.coudurier@free.fr>
6 *
7 * This file is part of Libav.
8 *
9 * Libav is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
13 *
14 * Libav is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
18 *
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with Libav; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 */
23
24 #include "avformat.h"
25 #include "internal.h"
26 #include "isom.h"
27 #include "libavcodec/mpeg4audio.h"
28 #include "libavcodec/mpegaudiodata.h"
29
30 /* http://www.mp4ra.org */
31 /* ordered by muxing preference */
32 const AVCodecTag ff_mp4_obj_type[] = {
33 { AV_CODEC_ID_MOV_TEXT , 0x08 },
34 { AV_CODEC_ID_MPEG4 , 0x20 },
35 { AV_CODEC_ID_H264 , 0x21 },
36 { AV_CODEC_ID_AAC , 0x40 },
37 { AV_CODEC_ID_MP4ALS , 0x40 }, /* 14496-3 ALS */
38 { AV_CODEC_ID_MPEG2VIDEO , 0x61 }, /* MPEG2 Main */
39 { AV_CODEC_ID_MPEG2VIDEO , 0x60 }, /* MPEG2 Simple */
40 { AV_CODEC_ID_MPEG2VIDEO , 0x62 }, /* MPEG2 SNR */
41 { AV_CODEC_ID_MPEG2VIDEO , 0x63 }, /* MPEG2 Spatial */
42 { AV_CODEC_ID_MPEG2VIDEO , 0x64 }, /* MPEG2 High */
43 { AV_CODEC_ID_MPEG2VIDEO , 0x65 }, /* MPEG2 422 */
44 { AV_CODEC_ID_AAC , 0x66 }, /* MPEG2 AAC Main */
45 { AV_CODEC_ID_AAC , 0x67 }, /* MPEG2 AAC Low */
46 { AV_CODEC_ID_AAC , 0x68 }, /* MPEG2 AAC SSR */
47 { AV_CODEC_ID_MP3 , 0x69 }, /* 13818-3 */
48 { AV_CODEC_ID_MP2 , 0x69 }, /* 11172-3 */
49 { AV_CODEC_ID_MPEG1VIDEO , 0x6A }, /* 11172-2 */
50 { AV_CODEC_ID_MP3 , 0x6B }, /* 11172-3 */
51 { AV_CODEC_ID_MJPEG , 0x6C }, /* 10918-1 */
52 { AV_CODEC_ID_PNG , 0x6D },
53 { AV_CODEC_ID_JPEG2000 , 0x6E }, /* 15444-1 */
54 { AV_CODEC_ID_VC1 , 0xA3 },
55 { AV_CODEC_ID_DIRAC , 0xA4 },
56 { AV_CODEC_ID_AC3 , 0xA5 },
57 { AV_CODEC_ID_DTS , 0xA9 }, /* mp4ra.org */
58 { AV_CODEC_ID_VORBIS , 0xDD }, /* non standard, gpac uses it */
59 { AV_CODEC_ID_DVD_SUBTITLE, 0xE0 }, /* non standard, see unsupported-embedded-subs-2.mp4 */
60 { AV_CODEC_ID_QCELP , 0xE1 },
61 { AV_CODEC_ID_MPEG4SYSTEMS, 0x01 },
62 { AV_CODEC_ID_MPEG4SYSTEMS, 0x02 },
63 { AV_CODEC_ID_NONE , 0 },
64 };
65
66 const AVCodecTag ff_codec_movvideo_tags[] = {
67 /* { AV_CODEC_ID_, MKTAG('I', 'V', '5', '0') }, *//* Indeo 5.0 */
68
69 { AV_CODEC_ID_RAWVIDEO, MKTAG('r', 'a', 'w', ' ') }, /* Uncompressed RGB */
70 { AV_CODEC_ID_RAWVIDEO, MKTAG('y', 'u', 'v', '2') }, /* Uncompressed YUV422 */
71 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', 'U', 'I') }, /* YUV with alpha-channel (AVID Uncompressed) */
72 { AV_CODEC_ID_RAWVIDEO, MKTAG('2', 'v', 'u', 'y') }, /* UNCOMPRESSED 8BIT 4:2:2 */
73 { AV_CODEC_ID_RAWVIDEO, MKTAG('y', 'u', 'v', 's') }, /* same as 2vuy but byte swapped */
74
75 { AV_CODEC_ID_RAWVIDEO, MKTAG('L', '5', '5', '5') },
76 { AV_CODEC_ID_RAWVIDEO, MKTAG('L', '5', '6', '5') },
77 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '5', '6', '5') },
78 { AV_CODEC_ID_RAWVIDEO, MKTAG('2', '4', 'B', 'G') },
79 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 'A') },
80 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 'A') },
81 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'B', 'G', 'R') },
82 { AV_CODEC_ID_RAWVIDEO, MKTAG('b', '1', '6', 'g') },
83 { AV_CODEC_ID_RAWVIDEO, MKTAG('b', '4', '8', 'r') },
84 { AV_CODEC_ID_RAWVIDEO, MKTAG('N', 'O', '1', '6') },
85 { AV_CODEC_ID_RAWVIDEO, MKTAG('D', 'V', 'O', 'O') }, /* Digital Voodoo SD 8 Bit */
86 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', '2', '0') }, /* Radius DV YUV PAL */
87 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', '1', '1') }, /* Radius DV YUV NTSC */
88
89 { AV_CODEC_ID_R10K, MKTAG('R', '1', '0', 'k') }, /* UNCOMPRESSED 10BIT RGB */
90 { AV_CODEC_ID_R10K, MKTAG('R', '1', '0', 'g') }, /* UNCOMPRESSED 10BIT RGB */
91 { AV_CODEC_ID_R210, MKTAG('r', '2', '1', '0') }, /* UNCOMPRESSED 10BIT RGB */
92 { AV_CODEC_ID_V210, MKTAG('v', '2', '1', '0') }, /* UNCOMPRESSED 10BIT 4:2:2 */
93 { AV_CODEC_ID_V410, MKTAG('v', '4', '1', '0') }, /* UNCOMPRESSED 10BIT 4:4:4 */
94
95 { AV_CODEC_ID_MJPEG, MKTAG('j', 'p', 'e', 'g') }, /* PhotoJPEG */
96 { AV_CODEC_ID_MJPEG, MKTAG('m', 'j', 'p', 'a') }, /* Motion-JPEG (format A) */
97 { AV_CODEC_ID_MJPEG, MKTAG('A', 'V', 'D', 'J') }, /* MJPEG with alpha-channel (AVID JFIF meridien compressed) */
98 /* { AV_CODEC_ID_MJPEG, MKTAG('A', 'V', 'R', 'n') }, *//* MJPEG with alpha-channel (AVID ABVB/Truevision NuVista) */
99 { AV_CODEC_ID_MJPEG, MKTAG('d', 'm', 'b', '1') }, /* Motion JPEG OpenDML */
100 { AV_CODEC_ID_MJPEGB, MKTAG('m', 'j', 'p', 'b') }, /* Motion-JPEG (format B) */
101
102 { AV_CODEC_ID_SVQ1, MKTAG('S', 'V', 'Q', '1') }, /* Sorenson Video v1 */
103 { AV_CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', '1') }, /* Sorenson Video v1 */
104 { AV_CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', 'i') }, /* Sorenson Video v1 (from QT specs)*/
105 { AV_CODEC_ID_SVQ3, MKTAG('S', 'V', 'Q', '3') }, /* Sorenson Video v3 */
106
107 { AV_CODEC_ID_MPEG4, MKTAG('m', 'p', '4', 'v') },
108 { AV_CODEC_ID_MPEG4, MKTAG('D', 'I', 'V', 'X') }, /* OpenDiVX *//* sample files at http://heroinewarrior.com/xmovie.php3 use this tag */
109 { AV_CODEC_ID_MPEG4, MKTAG('X', 'V', 'I', 'D') },
110 { AV_CODEC_ID_MPEG4, MKTAG('3', 'I', 'V', '2') }, /* experimental: 3IVX files before ivx D4 4.5.1 */
111
112 { AV_CODEC_ID_H263, MKTAG('h', '2', '6', '3') }, /* H263 */
113 { AV_CODEC_ID_H263, MKTAG('s', '2', '6', '3') }, /* H263 ?? works */
114
115 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', 'p') }, /* DV PAL */
116 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', ' ') }, /* DV NTSC */
117 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'p', 'p') }, /* DVCPRO PAL produced by FCP */
118 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'p') }, /* DVCPRO50 PAL produced by FCP */
119 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'n') }, /* DVCPRO50 NTSC produced by FCP */
120 { AV_CODEC_ID_DVVIDEO, MKTAG('A', 'V', 'd', 'v') }, /* AVID DV */
121 { AV_CODEC_ID_DVVIDEO, MKTAG('A', 'V', 'd', '1') }, /* AVID DV100 */
122 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'q') }, /* DVCPRO HD 720p50 */
123 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'p') }, /* DVCPRO HD 720p60 */
124 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '1') },
125 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '2') },
126 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '4') },
127 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '5') }, /* DVCPRO HD 50i produced by FCP */
128 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '6') }, /* DVCPRO HD 60i produced by FCP */
129 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '3') }, /* DVCPRO HD 30p produced by FCP */
130
131 { AV_CODEC_ID_VP3, MKTAG('V', 'P', '3', '1') }, /* On2 VP3 */
132 { AV_CODEC_ID_RPZA, MKTAG('r', 'p', 'z', 'a') }, /* Apple Video (RPZA) */
133 { AV_CODEC_ID_CINEPAK, MKTAG('c', 'v', 'i', 'd') }, /* Cinepak */
134 { AV_CODEC_ID_8BPS, MKTAG('8', 'B', 'P', 'S') }, /* Planar RGB (8BPS) */
135 { AV_CODEC_ID_SMC, MKTAG('s', 'm', 'c', ' ') }, /* Apple Graphics (SMC) */
136 { AV_CODEC_ID_QTRLE, MKTAG('r', 'l', 'e', ' ') }, /* Apple Animation (RLE) */
137 { AV_CODEC_ID_MSRLE, MKTAG('W', 'R', 'L', 'E') },
138 { AV_CODEC_ID_QDRAW, MKTAG('q', 'd', 'r', 'w') }, /* QuickDraw */
139
140 { AV_CODEC_ID_RAWVIDEO, MKTAG('W', 'R', 'A', 'W') },
141
142 { AV_CODEC_ID_HEVC, MKTAG('h', 'v', 'c', '1') }, /* HEVC/H.265 which indicates parameter sets shall not be in ES */
143 { AV_CODEC_ID_HEVC, MKTAG('h', 'e', 'v', '1') }, /* HEVC/H.265 which indicates parameter sets may be in ES */
144
145 { AV_CODEC_ID_H264, MKTAG('a', 'v', 'c', '1') }, /* AVC-1/H.264 */
146 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', 'p') }, /* AVC-Intra 50M 720p24/30/60 */
147 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', 'q') }, /* AVC-Intra 50M 720p25/50 */
148 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '2') }, /* AVC-Intra 50M 1080p25/50 */
149 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '3') }, /* AVC-Intra 50M 1080p24/30/60 */
150 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '5') }, /* AVC-Intra 50M 1080i50 */
151 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '6') }, /* AVC-Intra 50M 1080i60 */
152 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', 'p') }, /* AVC-Intra 100M 720p24/30/60 */
153 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', 'q') }, /* AVC-Intra 100M 720p25/50 */
154 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '2') }, /* AVC-Intra 100M 1080p25/50 */
155 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '3') }, /* AVC-Intra 100M 1080p24/30/60 */
156 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '5') }, /* AVC-Intra 100M 1080i50 */
157 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '6') }, /* AVC-Intra 100M 1080i60 */
158 { AV_CODEC_ID_H264, MKTAG('A', 'V', 'i', 'n') }, /* AVC-Intra with implicit SPS/PPS */
159 { AV_CODEC_ID_H264, MKTAG('a', 'i', 'v', 'x') }, /* XAVC 4:2:2 10bit */
160
161 { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', '1', 'v', '1') }, /* Apple MPEG-1 Camcorder */
162 { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', 'p', 'e', 'g') }, /* MPEG */
163 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', '2', 'v', '1') }, /* Apple MPEG-2 Camcorder */
164 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '1') }, /* MPEG2 HDV 720p30 */
165 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '2') }, /* MPEG2 HDV 1080i60 */
166 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '3') }, /* MPEG2 HDV 1080i50 */
167 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '4') }, /* MPEG2 HDV 720p24 */
168 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '5') }, /* MPEG2 HDV 720p25 */
169 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '6') }, /* MPEG2 HDV 1080p24 */
170 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '7') }, /* MPEG2 HDV 1080p25 */
171 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '8') }, /* MPEG2 HDV 1080p30 */
172 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '9') }, /* MPEG2 HDV 720p60 JVC */
173 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', 'a') }, /* MPEG2 HDV 720p50 */
174 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'n') }, /* MPEG2 IMX NTSC 525/60 50mb/s produced by FCP */
175 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'p') }, /* MPEG2 IMX PAL 625/50 50mb/s produced by FCP */
176 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '4', 'n') }, /* MPEG2 IMX NTSC 525/60 40mb/s produced by FCP */
177 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '4', 'p') }, /* MPEG2 IMX PAL 625/50 40mb/s produced by FCP */
178 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'n') }, /* MPEG2 IMX NTSC 525/60 30mb/s produced by FCP */
179 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'p') }, /* MPEG2 IMX PAL 625/50 30mb/s produced by FCP */
180 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '1') }, /* XDCAM HD422 720p30 CBR */
181 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '4') }, /* XDCAM HD422 720p24 CBR */
182 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '5') }, /* XDCAM HD422 720p25 CBR */
183 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '9') }, /* XDCAM HD422 720p60 CBR */
184 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'a') }, /* XDCAM HD422 720p50 CBR */
185 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'b') }, /* XDCAM HD422 1080i60 CBR */
186 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'c') }, /* XDCAM HD422 1080i50 CBR */
187 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'd') }, /* XDCAM HD422 1080p24 CBR */
188 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'e') }, /* XDCAM HD422 1080p25 CBR */
189 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'f') }, /* XDCAM HD422 1080p30 CBR */
190 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '1') }, /* XDCAM EX 720p30 VBR */
191 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '2') }, /* XDCAM HD 1080i60 */
192 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '3') }, /* XDCAM HD 1080i50 VBR */
193 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '4') }, /* XDCAM EX 720p24 VBR */
194 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '5') }, /* XDCAM EX 720p25 VBR */
195 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '6') }, /* XDCAM HD 1080p24 VBR */
196 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '7') }, /* XDCAM HD 1080p25 VBR */
197 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '8') }, /* XDCAM HD 1080p30 VBR */
198 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '9') }, /* XDCAM EX 720p60 VBR */
199 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'a') }, /* XDCAM EX 720p50 VBR */
200 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'b') }, /* XDCAM EX 1080i60 VBR */
201 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'c') }, /* XDCAM EX 1080i50 VBR */
202 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'd') }, /* XDCAM EX 1080p24 VBR */
203 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'e') }, /* XDCAM EX 1080p25 VBR */
204 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'f') }, /* XDCAM EX 1080p30 VBR */
205 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', 'd') }, /* XDCAM HD 540p */
206 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', '2') }, /* XDCAM HD422 540p */
207 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('A', 'V', 'm', 'p') }, /* AVID IMX PAL */
208 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'p', '2', 'v') }, /* FCP5 */
209
210 { AV_CODEC_ID_JPEG2000, MKTAG('m', 'j', 'p', '2') }, /* JPEG 2000 produced by FCP */
211
212 { AV_CODEC_ID_TARGA, MKTAG('t', 'g', 'a', ' ') }, /* Truevision Targa */
213 { AV_CODEC_ID_TIFF, MKTAG('t', 'i', 'f', 'f') }, /* TIFF embedded in MOV */
214 { AV_CODEC_ID_GIF, MKTAG('g', 'i', 'f', ' ') }, /* embedded gif files as frames (usually one "click to play movie" frame) */
215 { AV_CODEC_ID_PNG, MKTAG('p', 'n', 'g', ' ') },
216 { AV_CODEC_ID_PNG, MKTAG('M', 'N', 'G', ' ') },
217
218 { AV_CODEC_ID_VC1, MKTAG('v', 'c', '-', '1') }, /* SMPTE RP 2025 */
219 { AV_CODEC_ID_CAVS, MKTAG('a', 'v', 's', '2') },
220
221 { AV_CODEC_ID_DIRAC, MKTAG('d', 'r', 'a', 'c') },
222 { AV_CODEC_ID_DNXHD, MKTAG('A', 'V', 'd', 'n') }, /* AVID DNxHD */
223 { AV_CODEC_ID_H263, MKTAG('H', '2', '6', '3') },
224 { AV_CODEC_ID_MSMPEG4V3, MKTAG('3', 'I', 'V', 'D') }, /* 3ivx DivX Doctor */
225 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', '1', 'x') }, /* AVID 1:1x */
226 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', 'u', 'p') },
227 { AV_CODEC_ID_SGI, MKTAG('s', 'g', 'i', ' ') }, /* SGI */
228 { AV_CODEC_ID_DPX, MKTAG('d', 'p', 'x', ' ') }, /* DPX */
229
230 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'h') }, /* Apple ProRes 422 High Quality */
231 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'n') }, /* Apple ProRes 422 Standard Definition */
232 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 's') }, /* Apple ProRes 422 LT */
233 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'o') }, /* Apple ProRes 422 Proxy */
234 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', '4', 'h') }, /* Apple ProRes 4444 */
235
236 { AV_CODEC_ID_AIC, MKTAG('i', 'c', 'o', 'd') },
237
238 { AV_CODEC_ID_NONE, 0 },
239 };
240
241 const AVCodecTag ff_codec_movaudio_tags[] = {
242 { AV_CODEC_ID_AAC, MKTAG('m', 'p', '4', 'a') },
243 { AV_CODEC_ID_AC3, MKTAG('a', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F */
244 { AV_CODEC_ID_AC3, MKTAG('s', 'a', 'c', '3') }, /* Nero Recode */
245 { AV_CODEC_ID_ADPCM_IMA_QT, MKTAG('i', 'm', 'a', '4') },
246 { AV_CODEC_ID_ALAC, MKTAG('a', 'l', 'a', 'c') },
247 { AV_CODEC_ID_AMR_NB, MKTAG('s', 'a', 'm', 'r') }, /* AMR-NB 3gp */
248 { AV_CODEC_ID_AMR_WB, MKTAG('s', 'a', 'w', 'b') }, /* AMR-WB 3gp */
249 { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'c') }, /* DTS formats prior to DTS-HD */
250 { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'h') }, /* DTS-HD audio formats */
251 { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'l') }, /* DTS-HD Lossless formats */
252 { AV_CODEC_ID_DTS, MKTAG('D', 'T', 'S', ' ') }, /* non-standard */
253 { AV_CODEC_ID_EAC3, MKTAG('e', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F (only valid in ISOBMFF) */
254 { AV_CODEC_ID_DVAUDIO, MKTAG('v', 'd', 'v', 'a') },
255 { AV_CODEC_ID_DVAUDIO, MKTAG('d', 'v', 'c', 'a') },
256 { AV_CODEC_ID_GSM, MKTAG('a', 'g', 's', 'm') },
257 { AV_CODEC_ID_ILBC, MKTAG('i', 'l', 'b', 'c') },
258 { AV_CODEC_ID_MACE3, MKTAG('M', 'A', 'C', '3') },
259 { AV_CODEC_ID_MACE6, MKTAG('M', 'A', 'C', '6') },
260 { AV_CODEC_ID_MP1, MKTAG('.', 'm', 'p', '1') },
261 { AV_CODEC_ID_MP2, MKTAG('.', 'm', 'p', '2') },
262 { AV_CODEC_ID_MP3, MKTAG('.', 'm', 'p', '3') },
263 { AV_CODEC_ID_MP3, 0x6D730055 },
264 { AV_CODEC_ID_NELLYMOSER, MKTAG('n', 'm', 'o', 's') }, /* Flash Media Server */
265 { AV_CODEC_ID_PCM_ALAW, MKTAG('a', 'l', 'a', 'w') },
266 { AV_CODEC_ID_PCM_F32BE, MKTAG('f', 'l', '3', '2') },
267 { AV_CODEC_ID_PCM_F32LE, MKTAG('f', 'l', '3', '2') },
268 { AV_CODEC_ID_PCM_F64BE, MKTAG('f', 'l', '6', '4') },
269 { AV_CODEC_ID_PCM_F64LE, MKTAG('f', 'l', '6', '4') },
270 { AV_CODEC_ID_PCM_MULAW, MKTAG('u', 'l', 'a', 'w') },
271 { AV_CODEC_ID_PCM_S16BE, MKTAG('t', 'w', 'o', 's') },
272 { AV_CODEC_ID_PCM_S16LE, MKTAG('s', 'o', 'w', 't') },
273 { AV_CODEC_ID_PCM_S16BE, MKTAG('l', 'p', 'c', 'm') },
274 { AV_CODEC_ID_PCM_S16LE, MKTAG('l', 'p', 'c', 'm') },
275 { AV_CODEC_ID_PCM_S24BE, MKTAG('i', 'n', '2', '4') },
276 { AV_CODEC_ID_PCM_S24LE, MKTAG('i', 'n', '2', '4') },
277 { AV_CODEC_ID_PCM_S32BE, MKTAG('i', 'n', '3', '2') },
278 { AV_CODEC_ID_PCM_S32LE, MKTAG('i', 'n', '3', '2') },
279 { AV_CODEC_ID_PCM_S8, MKTAG('s', 'o', 'w', 't') },
280 { AV_CODEC_ID_PCM_U8, MKTAG('r', 'a', 'w', ' ') },
281 { AV_CODEC_ID_PCM_U8, MKTAG('N', 'O', 'N', 'E') },
282 { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'p') },
283 { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'q') },
284 { AV_CODEC_ID_QCELP, MKTAG('s', 'q', 'c', 'p') }, /* ISO Media fourcc */
285 { AV_CODEC_ID_QDM2, MKTAG('Q', 'D', 'M', '2') },
286 { AV_CODEC_ID_QDMC, MKTAG('Q', 'D', 'M', 'C') },
287 { AV_CODEC_ID_SPEEX, MKTAG('s', 'p', 'e', 'x') }, /* Flash Media Server */
288 { AV_CODEC_ID_WMAV2, MKTAG('W', 'M', 'A', '2') },
289 { AV_CODEC_ID_NONE, 0 },
290 };
291
292 const AVCodecTag ff_codec_movsubtitle_tags[] = {
293 { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'e', 'x', 't') },
294 { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'x', '3', 'g') },
295 { AV_CODEC_ID_NONE, 0 },
296 };
297
298 /* map numeric codes from mdhd atom to ISO 639 */
299 /* cf. QTFileFormat.pdf p253, qtff.pdf p205 */
300 /* http://developer.apple.com/documentation/mac/Text/Text-368.html */
301 /* deprecated by putting the code as 3*5bit ascii */
302 static const char mov_mdhd_language_map[][4] = {
303 /* 0-9 */
304 "eng", "fra", "ger", "ita", "dut", "sve", "spa", "dan", "por", "nor",
305 "heb", "jpn", "ara", "fin", "gre", "ice", "mlt", "tur", "hr "/*scr*/, "chi"/*ace?*/,
306 "urd", "hin", "tha", "kor", "lit", "pol", "hun", "est", "lav", "",
307 "fo ", "", "rus", "chi", "", "iri", "alb", "ron", "ces", "slk",
308 "slv", "yid", "sr ", "mac", "bul", "ukr", "bel", "uzb", "kaz", "aze",
309 /*?*/
310 "aze", "arm", "geo", "mol", "kir", "tgk", "tuk", "mon", "", "pus",
311 "kur", "kas", "snd", "tib", "nep", "san", "mar", "ben", "asm", "guj",
312 "pa ", "ori", "mal", "kan", "tam", "tel", "", "bur", "khm", "lao",
313 /* roman? arabic? */
314 "vie", "ind", "tgl", "may", "may", "amh", "tir", "orm", "som", "swa",
315 /*==rundi?*/
316 "", "run", "", "mlg", "epo", "", "", "", "", "",
317 /* 100 */
318 "", "", "", "", "", "", "", "", "", "",
319 "", "", "", "", "", "", "", "", "", "",
320 "", "", "", "", "", "", "", "", "wel", "baq",
321 "cat", "lat", "que", "grn", "aym", "tat", "uig", "dzo", "jav"
322 };
323
324 int ff_mov_iso639_to_lang(const char lang[4], int mp4)
325 {
326 int i, code = 0;
327
328 /* old way, only for QT? */
329 for (i = 0; lang[0] && !mp4 && i < FF_ARRAY_ELEMS(mov_mdhd_language_map); i++) {
330 if (!strcmp(lang, mov_mdhd_language_map[i]))
331 return i;
332 }
333 /* XXX:can we do that in mov too? */
334 if (!mp4)
335 return -1;
336 /* handle undefined as such */
337 if (lang[0] == '\0')
338 lang = "und";
339 /* 5bit ascii */
340 for (i = 0; i < 3; i++) {
341 uint8_t c = lang[i];
342 c -= 0x60;
343 if (c > 0x1f)
344 return -1;
345 code <<= 5;
346 code |= c;
347 }
348 return code;
349 }
350
351 int ff_mov_lang_to_iso639(unsigned code, char to[4])
352 {
353 int i;
354 memset(to, 0, 4);
355 /* is it the mangled iso code? */
356 /* see http://www.geocities.com/xhelmboyx/quicktime/formats/mp4-layout.txt */
357 if (code > 138) {
358 for (i = 2; i >= 0; i--) {
359 to[i] = 0x60 + (code & 0x1f);
360 code >>= 5;
361 }
362 return 1;
363 }
364 /* old fashion apple lang code */
365 if (code >= FF_ARRAY_ELEMS(mov_mdhd_language_map))
366 return 0;
367 if (!mov_mdhd_language_map[code][0])
368 return 0;
369 memcpy(to, mov_mdhd_language_map[code], 4);
370 return 1;
371 }
372
373 int ff_mp4_read_descr_len(AVIOContext *pb)
374 {
375 int len = 0;
376 int count = 4;
377 while (count--) {
378 int c = avio_r8(pb);
379 len = (len << 7) | (c & 0x7f);
380 if (!(c & 0x80))
381 break;
382 }
383 return len;
384 }
385
386 int ff_mp4_read_descr(AVFormatContext *fc, AVIOContext *pb, int *tag)
387 {
388 int len;
389 *tag = avio_r8(pb);
390 len = ff_mp4_read_descr_len(pb);
391 av_dlog(fc, "MPEG4 description: tag=0x%02x len=%d\n", *tag, len);
392 return len;
393 }
394
395 void ff_mp4_parse_es_descr(AVIOContext *pb, int *es_id)
396 {
397 int flags;
398 if (es_id) *es_id = avio_rb16(pb);
399 else avio_rb16(pb);
400 flags = avio_r8(pb);
401 if (flags & 0x80) //streamDependenceFlag
402 avio_rb16(pb);
403 if (flags & 0x40) { //URL_Flag
404 int len = avio_r8(pb);
405 avio_skip(pb, len);
406 }
407 if (flags & 0x20) //OCRstreamFlag
408 avio_rb16(pb);
409 }
410
411 static const AVCodecTag mp4_audio_types[] = {
412 { AV_CODEC_ID_MP3ON4, AOT_PS }, /* old mp3on4 draft */
413 { AV_CODEC_ID_MP3ON4, AOT_L1 }, /* layer 1 */
414 { AV_CODEC_ID_MP3ON4, AOT_L2 }, /* layer 2 */
415 { AV_CODEC_ID_MP3ON4, AOT_L3 }, /* layer 3 */
416 { AV_CODEC_ID_MP4ALS, AOT_ALS }, /* MPEG-4 ALS */
417 { AV_CODEC_ID_NONE, AOT_NULL },
418 };
419
420 int ff_mp4_read_dec_config_descr(AVFormatContext *fc, AVStream *st, AVIOContext *pb)
421 {
422 int len, tag;
423 int object_type_id = avio_r8(pb);
424 avio_r8(pb); /* stream type */
425 avio_rb24(pb); /* buffer size db */
426 avio_rb32(pb); /* max bitrate */
427 avio_rb32(pb); /* avg bitrate */
428
429 st->codec->codec_id= ff_codec_get_id(ff_mp4_obj_type, object_type_id);
430 av_dlog(fc, "esds object type id 0x%02x\n", object_type_id);
431 len = ff_mp4_read_descr(fc, pb, &tag);
432 if (tag == MP4DecSpecificDescrTag) {
433 av_dlog(fc, "Specific MPEG4 header len=%d\n", len);
434 if (!len || (uint64_t)len > (1<<30))
435 return -1;
436 av_free(st->codec->extradata);
437 st->codec->extradata = av_mallocz(len + FF_INPUT_BUFFER_PADDING_SIZE);
438 if (!st->codec->extradata)
439 return AVERROR(ENOMEM);
440 avio_read(pb, st->codec->extradata, len);
441 st->codec->extradata_size = len;
442 if (st->codec->codec_id == AV_CODEC_ID_AAC) {
443 MPEG4AudioConfig cfg;
444 avpriv_mpeg4audio_get_config(&cfg, st->codec->extradata,
445 st->codec->extradata_size * 8, 1);
446 st->codec->channels = cfg.channels;
447 if (cfg.object_type == 29 && cfg.sampling_index < 3) // old mp3on4
448 st->codec->sample_rate = avpriv_mpa_freq_tab[cfg.sampling_index];
449 else if (cfg.ext_sample_rate)
450 st->codec->sample_rate = cfg.ext_sample_rate;
451 else
452 st->codec->sample_rate = cfg.sample_rate;
453 av_dlog(fc, "mp4a config channels %d obj %d ext obj %d "
454 "sample rate %d ext sample rate %d\n", st->codec->channels,
455 cfg.object_type, cfg.ext_object_type,
456 cfg.sample_rate, cfg.ext_sample_rate);
457 if (!(st->codec->codec_id = ff_codec_get_id(mp4_audio_types,
458 cfg.object_type)))
459 st->codec->codec_id = AV_CODEC_ID_AAC;
460 }
461 }
462 return 0;
463 }