3b545096c14706f465c8a19f4130d545fda2e682
[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
217 { AV_CODEC_ID_VC1, MKTAG('v', 'c', '-', '1') }, /* SMPTE RP 2025 */
218 { AV_CODEC_ID_CAVS, MKTAG('a', 'v', 's', '2') },
219
220 { AV_CODEC_ID_DIRAC, MKTAG('d', 'r', 'a', 'c') },
221 { AV_CODEC_ID_DNXHD, MKTAG('A', 'V', 'd', 'n') }, /* AVID DNxHD */
222 { AV_CODEC_ID_H263, MKTAG('H', '2', '6', '3') },
223 { AV_CODEC_ID_MSMPEG4V3, MKTAG('3', 'I', 'V', 'D') }, /* 3ivx DivX Doctor */
224 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', '1', 'x') }, /* AVID 1:1x */
225 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', 'u', 'p') },
226 { AV_CODEC_ID_SGI, MKTAG('s', 'g', 'i', ' ') }, /* SGI */
227 { AV_CODEC_ID_DPX, MKTAG('d', 'p', 'x', ' ') }, /* DPX */
228
229 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'h') }, /* Apple ProRes 422 High Quality */
230 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'n') }, /* Apple ProRes 422 Standard Definition */
231 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 's') }, /* Apple ProRes 422 LT */
232 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'o') }, /* Apple ProRes 422 Proxy */
233 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', '4', 'h') }, /* Apple ProRes 4444 */
234
235 { AV_CODEC_ID_AIC, MKTAG('i', 'c', 'o', 'd') },
236
237 { AV_CODEC_ID_NONE, 0 },
238 };
239
240 const AVCodecTag ff_codec_movaudio_tags[] = {
241 { AV_CODEC_ID_AAC, MKTAG('m', 'p', '4', 'a') },
242 { AV_CODEC_ID_AC3, MKTAG('a', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F */
243 { AV_CODEC_ID_AC3, MKTAG('s', 'a', 'c', '3') }, /* Nero Recode */
244 { AV_CODEC_ID_ADPCM_IMA_QT, MKTAG('i', 'm', 'a', '4') },
245 { AV_CODEC_ID_ALAC, MKTAG('a', 'l', 'a', 'c') },
246 { AV_CODEC_ID_AMR_NB, MKTAG('s', 'a', 'm', 'r') }, /* AMR-NB 3gp */
247 { AV_CODEC_ID_AMR_WB, MKTAG('s', 'a', 'w', 'b') }, /* AMR-WB 3gp */
248 { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'c') }, /* DTS formats prior to DTS-HD */
249 { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'h') }, /* DTS-HD audio formats */
250 { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'l') }, /* DTS-HD Lossless formats */
251 { AV_CODEC_ID_DTS, MKTAG('D', 'T', 'S', ' ') }, /* non-standard */
252 { AV_CODEC_ID_EAC3, MKTAG('e', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F (only valid in ISOBMFF) */
253 { AV_CODEC_ID_DVAUDIO, MKTAG('v', 'd', 'v', 'a') },
254 { AV_CODEC_ID_DVAUDIO, MKTAG('d', 'v', 'c', 'a') },
255 { AV_CODEC_ID_GSM, MKTAG('a', 'g', 's', 'm') },
256 { AV_CODEC_ID_ILBC, MKTAG('i', 'l', 'b', 'c') },
257 { AV_CODEC_ID_MACE3, MKTAG('M', 'A', 'C', '3') },
258 { AV_CODEC_ID_MACE6, MKTAG('M', 'A', 'C', '6') },
259 { AV_CODEC_ID_MP1, MKTAG('.', 'm', 'p', '1') },
260 { AV_CODEC_ID_MP2, MKTAG('.', 'm', 'p', '2') },
261 { AV_CODEC_ID_MP3, MKTAG('.', 'm', 'p', '3') },
262 { AV_CODEC_ID_MP3, 0x6D730055 },
263 { AV_CODEC_ID_NELLYMOSER, MKTAG('n', 'm', 'o', 's') }, /* Flash Media Server */
264 { AV_CODEC_ID_PCM_ALAW, MKTAG('a', 'l', 'a', 'w') },
265 { AV_CODEC_ID_PCM_F32BE, MKTAG('f', 'l', '3', '2') },
266 { AV_CODEC_ID_PCM_F32LE, MKTAG('f', 'l', '3', '2') },
267 { AV_CODEC_ID_PCM_F64BE, MKTAG('f', 'l', '6', '4') },
268 { AV_CODEC_ID_PCM_F64LE, MKTAG('f', 'l', '6', '4') },
269 { AV_CODEC_ID_PCM_MULAW, MKTAG('u', 'l', 'a', 'w') },
270 { AV_CODEC_ID_PCM_S16BE, MKTAG('t', 'w', 'o', 's') },
271 { AV_CODEC_ID_PCM_S16LE, MKTAG('s', 'o', 'w', 't') },
272 { AV_CODEC_ID_PCM_S16LE, MKTAG('l', 'p', 'c', 'm') },
273 { AV_CODEC_ID_PCM_S24BE, MKTAG('i', 'n', '2', '4') },
274 { AV_CODEC_ID_PCM_S24LE, MKTAG('i', 'n', '2', '4') },
275 { AV_CODEC_ID_PCM_S32BE, MKTAG('i', 'n', '3', '2') },
276 { AV_CODEC_ID_PCM_S32LE, MKTAG('i', 'n', '3', '2') },
277 { AV_CODEC_ID_PCM_S8, MKTAG('s', 'o', 'w', 't') },
278 { AV_CODEC_ID_PCM_U8, MKTAG('r', 'a', 'w', ' ') },
279 { AV_CODEC_ID_PCM_U8, MKTAG('N', 'O', 'N', 'E') },
280 { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'p') },
281 { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'q') },
282 { AV_CODEC_ID_QCELP, MKTAG('s', 'q', 'c', 'p') }, /* ISO Media fourcc */
283 { AV_CODEC_ID_QDM2, MKTAG('Q', 'D', 'M', '2') },
284 { AV_CODEC_ID_QDMC, MKTAG('Q', 'D', 'M', 'C') },
285 { AV_CODEC_ID_SPEEX, MKTAG('s', 'p', 'e', 'x') }, /* Flash Media Server */
286 { AV_CODEC_ID_WMAV2, MKTAG('W', 'M', 'A', '2') },
287 { AV_CODEC_ID_NONE, 0 },
288 };
289
290 const AVCodecTag ff_codec_movsubtitle_tags[] = {
291 { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'e', 'x', 't') },
292 { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'x', '3', 'g') },
293 { AV_CODEC_ID_NONE, 0 },
294 };
295
296 /* map numeric codes from mdhd atom to ISO 639 */
297 /* cf. QTFileFormat.pdf p253, qtff.pdf p205 */
298 /* http://developer.apple.com/documentation/mac/Text/Text-368.html */
299 /* deprecated by putting the code as 3*5bit ascii */
300 static const char mov_mdhd_language_map[][4] = {
301 /* 0-9 */
302 "eng", "fra", "ger", "ita", "dut", "sve", "spa", "dan", "por", "nor",
303 "heb", "jpn", "ara", "fin", "gre", "ice", "mlt", "tur", "hr "/*scr*/, "chi"/*ace?*/,
304 "urd", "hin", "tha", "kor", "lit", "pol", "hun", "est", "lav", "",
305 "fo ", "", "rus", "chi", "", "iri", "alb", "ron", "ces", "slk",
306 "slv", "yid", "sr ", "mac", "bul", "ukr", "bel", "uzb", "kaz", "aze",
307 /*?*/
308 "aze", "arm", "geo", "mol", "kir", "tgk", "tuk", "mon", "", "pus",
309 "kur", "kas", "snd", "tib", "nep", "san", "mar", "ben", "asm", "guj",
310 "pa ", "ori", "mal", "kan", "tam", "tel", "", "bur", "khm", "lao",
311 /* roman? arabic? */
312 "vie", "ind", "tgl", "may", "may", "amh", "tir", "orm", "som", "swa",
313 /*==rundi?*/
314 "", "run", "", "mlg", "epo", "", "", "", "", "",
315 /* 100 */
316 "", "", "", "", "", "", "", "", "", "",
317 "", "", "", "", "", "", "", "", "", "",
318 "", "", "", "", "", "", "", "", "wel", "baq",
319 "cat", "lat", "que", "grn", "aym", "tat", "uig", "dzo", "jav"
320 };
321
322 int ff_mov_iso639_to_lang(const char lang[4], int mp4)
323 {
324 int i, code = 0;
325
326 /* old way, only for QT? */
327 for (i = 0; lang[0] && !mp4 && i < FF_ARRAY_ELEMS(mov_mdhd_language_map); i++) {
328 if (!strcmp(lang, mov_mdhd_language_map[i]))
329 return i;
330 }
331 /* XXX:can we do that in mov too? */
332 if (!mp4)
333 return -1;
334 /* handle undefined as such */
335 if (lang[0] == '\0')
336 lang = "und";
337 /* 5bit ascii */
338 for (i = 0; i < 3; i++) {
339 uint8_t c = lang[i];
340 c -= 0x60;
341 if (c > 0x1f)
342 return -1;
343 code <<= 5;
344 code |= c;
345 }
346 return code;
347 }
348
349 int ff_mov_lang_to_iso639(unsigned code, char to[4])
350 {
351 int i;
352 memset(to, 0, 4);
353 /* is it the mangled iso code? */
354 /* see http://www.geocities.com/xhelmboyx/quicktime/formats/mp4-layout.txt */
355 if (code > 138) {
356 for (i = 2; i >= 0; i--) {
357 to[i] = 0x60 + (code & 0x1f);
358 code >>= 5;
359 }
360 return 1;
361 }
362 /* old fashion apple lang code */
363 if (code >= FF_ARRAY_ELEMS(mov_mdhd_language_map))
364 return 0;
365 if (!mov_mdhd_language_map[code][0])
366 return 0;
367 memcpy(to, mov_mdhd_language_map[code], 4);
368 return 1;
369 }
370
371 int ff_mp4_read_descr_len(AVIOContext *pb)
372 {
373 int len = 0;
374 int count = 4;
375 while (count--) {
376 int c = avio_r8(pb);
377 len = (len << 7) | (c & 0x7f);
378 if (!(c & 0x80))
379 break;
380 }
381 return len;
382 }
383
384 int ff_mp4_read_descr(AVFormatContext *fc, AVIOContext *pb, int *tag)
385 {
386 int len;
387 *tag = avio_r8(pb);
388 len = ff_mp4_read_descr_len(pb);
389 av_dlog(fc, "MPEG4 description: tag=0x%02x len=%d\n", *tag, len);
390 return len;
391 }
392
393 void ff_mp4_parse_es_descr(AVIOContext *pb, int *es_id)
394 {
395 int flags;
396 if (es_id) *es_id = avio_rb16(pb);
397 else avio_rb16(pb);
398 flags = avio_r8(pb);
399 if (flags & 0x80) //streamDependenceFlag
400 avio_rb16(pb);
401 if (flags & 0x40) { //URL_Flag
402 int len = avio_r8(pb);
403 avio_skip(pb, len);
404 }
405 if (flags & 0x20) //OCRstreamFlag
406 avio_rb16(pb);
407 }
408
409 static const AVCodecTag mp4_audio_types[] = {
410 { AV_CODEC_ID_MP3ON4, AOT_PS }, /* old mp3on4 draft */
411 { AV_CODEC_ID_MP3ON4, AOT_L1 }, /* layer 1 */
412 { AV_CODEC_ID_MP3ON4, AOT_L2 }, /* layer 2 */
413 { AV_CODEC_ID_MP3ON4, AOT_L3 }, /* layer 3 */
414 { AV_CODEC_ID_MP4ALS, AOT_ALS }, /* MPEG-4 ALS */
415 { AV_CODEC_ID_NONE, AOT_NULL },
416 };
417
418 int ff_mp4_read_dec_config_descr(AVFormatContext *fc, AVStream *st, AVIOContext *pb)
419 {
420 int len, tag;
421 int object_type_id = avio_r8(pb);
422 avio_r8(pb); /* stream type */
423 avio_rb24(pb); /* buffer size db */
424 avio_rb32(pb); /* max bitrate */
425 avio_rb32(pb); /* avg bitrate */
426
427 st->codec->codec_id= ff_codec_get_id(ff_mp4_obj_type, object_type_id);
428 av_dlog(fc, "esds object type id 0x%02x\n", object_type_id);
429 len = ff_mp4_read_descr(fc, pb, &tag);
430 if (tag == MP4DecSpecificDescrTag) {
431 av_dlog(fc, "Specific MPEG4 header len=%d\n", len);
432 if (!len || (uint64_t)len > (1<<30))
433 return -1;
434 av_free(st->codec->extradata);
435 st->codec->extradata = av_mallocz(len + FF_INPUT_BUFFER_PADDING_SIZE);
436 if (!st->codec->extradata)
437 return AVERROR(ENOMEM);
438 avio_read(pb, st->codec->extradata, len);
439 st->codec->extradata_size = len;
440 if (st->codec->codec_id == AV_CODEC_ID_AAC) {
441 MPEG4AudioConfig cfg;
442 avpriv_mpeg4audio_get_config(&cfg, st->codec->extradata,
443 st->codec->extradata_size * 8, 1);
444 st->codec->channels = cfg.channels;
445 if (cfg.object_type == 29 && cfg.sampling_index < 3) // old mp3on4
446 st->codec->sample_rate = avpriv_mpa_freq_tab[cfg.sampling_index];
447 else if (cfg.ext_sample_rate)
448 st->codec->sample_rate = cfg.ext_sample_rate;
449 else
450 st->codec->sample_rate = cfg.sample_rate;
451 av_dlog(fc, "mp4a config channels %d obj %d ext obj %d "
452 "sample rate %d ext sample rate %d\n", st->codec->channels,
453 cfg.object_type, cfg.ext_object_type,
454 cfg.sample_rate, cfg.ext_sample_rate);
455 if (!(st->codec->codec_id = ff_codec_get_id(mp4_audio_types,
456 cfg.object_type)))
457 st->codec->codec_id = AV_CODEC_ID_AAC;
458 }
459 }
460 return 0;
461 }