66577e38a08379c528be709e5e9a10d1376bd182
[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('D', 'V', 'O', 'O') }, /* Digital Voodoo SD 8 Bit */
85 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', '2', '0') }, /* Radius DV YUV PAL */
86 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', '1', '1') }, /* Radius DV YUV NTSC */
87
88 { AV_CODEC_ID_R10K, MKTAG('R', '1', '0', 'k') }, /* UNCOMPRESSED 10BIT RGB */
89 { AV_CODEC_ID_R10K, MKTAG('R', '1', '0', 'g') }, /* UNCOMPRESSED 10BIT RGB */
90 { AV_CODEC_ID_R210, MKTAG('r', '2', '1', '0') }, /* UNCOMPRESSED 10BIT RGB */
91 { AV_CODEC_ID_V210, MKTAG('v', '2', '1', '0') }, /* UNCOMPRESSED 10BIT 4:2:2 */
92 { AV_CODEC_ID_V410, MKTAG('v', '4', '1', '0') }, /* UNCOMPRESSED 10BIT 4:4:4 */
93
94 { AV_CODEC_ID_MJPEG, MKTAG('j', 'p', 'e', 'g') }, /* PhotoJPEG */
95 { AV_CODEC_ID_MJPEG, MKTAG('m', 'j', 'p', 'a') }, /* Motion-JPEG (format A) */
96 { AV_CODEC_ID_MJPEG, MKTAG('A', 'V', 'D', 'J') }, /* MJPEG with alpha-channel (AVID JFIF meridien compressed) */
97 /* { AV_CODEC_ID_MJPEG, MKTAG('A', 'V', 'R', 'n') }, *//* MJPEG with alpha-channel (AVID ABVB/Truevision NuVista) */
98 { AV_CODEC_ID_MJPEG, MKTAG('d', 'm', 'b', '1') }, /* Motion JPEG OpenDML */
99 { AV_CODEC_ID_MJPEGB, MKTAG('m', 'j', 'p', 'b') }, /* Motion-JPEG (format B) */
100
101 { AV_CODEC_ID_SVQ1, MKTAG('S', 'V', 'Q', '1') }, /* Sorenson Video v1 */
102 { AV_CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', '1') }, /* Sorenson Video v1 */
103 { AV_CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', 'i') }, /* Sorenson Video v1 (from QT specs)*/
104 { AV_CODEC_ID_SVQ3, MKTAG('S', 'V', 'Q', '3') }, /* Sorenson Video v3 */
105
106 { AV_CODEC_ID_MPEG4, MKTAG('m', 'p', '4', 'v') },
107 { AV_CODEC_ID_MPEG4, MKTAG('D', 'I', 'V', 'X') }, /* OpenDiVX *//* sample files at http://heroinewarrior.com/xmovie.php3 use this tag */
108 { AV_CODEC_ID_MPEG4, MKTAG('X', 'V', 'I', 'D') },
109 { AV_CODEC_ID_MPEG4, MKTAG('3', 'I', 'V', '2') }, /* experimental: 3IVX files before ivx D4 4.5.1 */
110
111 { AV_CODEC_ID_H263, MKTAG('h', '2', '6', '3') }, /* H263 */
112 { AV_CODEC_ID_H263, MKTAG('s', '2', '6', '3') }, /* H263 ?? works */
113
114 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', 'p') }, /* DV PAL */
115 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', ' ') }, /* DV NTSC */
116 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'p', 'p') }, /* DVCPRO PAL produced by FCP */
117 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'p') }, /* DVCPRO50 PAL produced by FCP */
118 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'n') }, /* DVCPRO50 NTSC produced by FCP */
119 { AV_CODEC_ID_DVVIDEO, MKTAG('A', 'V', 'd', 'v') }, /* AVID DV */
120 { AV_CODEC_ID_DVVIDEO, MKTAG('A', 'V', 'd', '1') }, /* AVID DV100 */
121 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'q') }, /* DVCPRO HD 720p50 */
122 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'p') }, /* DVCPRO HD 720p60 */
123 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '1') },
124 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '2') },
125 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '4') },
126 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '5') }, /* DVCPRO HD 50i produced by FCP */
127 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '6') }, /* DVCPRO HD 60i produced by FCP */
128 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '3') }, /* DVCPRO HD 30p produced by FCP */
129
130 { AV_CODEC_ID_VP3, MKTAG('V', 'P', '3', '1') }, /* On2 VP3 */
131 { AV_CODEC_ID_RPZA, MKTAG('r', 'p', 'z', 'a') }, /* Apple Video (RPZA) */
132 { AV_CODEC_ID_CINEPAK, MKTAG('c', 'v', 'i', 'd') }, /* Cinepak */
133 { AV_CODEC_ID_8BPS, MKTAG('8', 'B', 'P', 'S') }, /* Planar RGB (8BPS) */
134 { AV_CODEC_ID_SMC, MKTAG('s', 'm', 'c', ' ') }, /* Apple Graphics (SMC) */
135 { AV_CODEC_ID_QTRLE, MKTAG('r', 'l', 'e', ' ') }, /* Apple Animation (RLE) */
136 { AV_CODEC_ID_MSRLE, MKTAG('W', 'R', 'L', 'E') },
137 { AV_CODEC_ID_QDRAW, MKTAG('q', 'd', 'r', 'w') }, /* QuickDraw */
138
139 { AV_CODEC_ID_RAWVIDEO, MKTAG('W', 'R', 'A', 'W') },
140
141 { AV_CODEC_ID_HEVC, MKTAG('h', 'v', 'c', '1') }, /* HEVC/H.265 which indicates parameter sets shall not be in ES */
142 { AV_CODEC_ID_HEVC, MKTAG('h', 'e', 'v', '1') }, /* HEVC/H.265 which indicates parameter sets may be in ES */
143
144 { AV_CODEC_ID_H264, MKTAG('a', 'v', 'c', '1') }, /* AVC-1/H.264 */
145 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', 'p') }, /* AVC-Intra 50M 720p24/30/60 */
146 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', 'q') }, /* AVC-Intra 50M 720p25/50 */
147 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '2') }, /* AVC-Intra 50M 1080p25/50 */
148 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '3') }, /* AVC-Intra 50M 1080p24/30/60 */
149 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '5') }, /* AVC-Intra 50M 1080i50 */
150 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '6') }, /* AVC-Intra 50M 1080i60 */
151 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', 'p') }, /* AVC-Intra 100M 720p24/30/60 */
152 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', 'q') }, /* AVC-Intra 100M 720p25/50 */
153 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '2') }, /* AVC-Intra 100M 1080p25/50 */
154 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '3') }, /* AVC-Intra 100M 1080p24/30/60 */
155 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '5') }, /* AVC-Intra 100M 1080i50 */
156 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '6') }, /* AVC-Intra 100M 1080i60 */
157 { AV_CODEC_ID_H264, MKTAG('A', 'V', 'i', 'n') }, /* AVC-Intra with implicit SPS/PPS */
158 { AV_CODEC_ID_H264, MKTAG('a', 'i', 'v', 'x') }, /* XAVC 4:2:2 10bit */
159
160 { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', '1', 'v', '1') }, /* Apple MPEG-1 Camcorder */
161 { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', 'p', 'e', 'g') }, /* MPEG */
162 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', '2', 'v', '1') }, /* Apple MPEG-2 Camcorder */
163 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '1') }, /* MPEG2 HDV 720p30 */
164 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '2') }, /* MPEG2 HDV 1080i60 */
165 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '3') }, /* MPEG2 HDV 1080i50 */
166 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '4') }, /* MPEG2 HDV 720p24 */
167 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '5') }, /* MPEG2 HDV 720p25 */
168 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '6') }, /* MPEG2 HDV 1080p24 */
169 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '7') }, /* MPEG2 HDV 1080p25 */
170 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '8') }, /* MPEG2 HDV 1080p30 */
171 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '9') }, /* MPEG2 HDV 720p60 JVC */
172 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', 'a') }, /* MPEG2 HDV 720p50 */
173 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'n') }, /* MPEG2 IMX NTSC 525/60 50mb/s produced by FCP */
174 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'p') }, /* MPEG2 IMX PAL 625/50 50mb/s produced by FCP */
175 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '4', 'n') }, /* MPEG2 IMX NTSC 525/60 40mb/s produced by FCP */
176 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '4', 'p') }, /* MPEG2 IMX PAL 625/50 40mb/s produced by FCP */
177 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'n') }, /* MPEG2 IMX NTSC 525/60 30mb/s produced by FCP */
178 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'p') }, /* MPEG2 IMX PAL 625/50 30mb/s produced by FCP */
179 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '1') }, /* XDCAM HD422 720p30 CBR */
180 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '4') }, /* XDCAM HD422 720p24 CBR */
181 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '5') }, /* XDCAM HD422 720p25 CBR */
182 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '9') }, /* XDCAM HD422 720p60 CBR */
183 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'a') }, /* XDCAM HD422 720p50 CBR */
184 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'b') }, /* XDCAM HD422 1080i60 CBR */
185 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'c') }, /* XDCAM HD422 1080i50 CBR */
186 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'd') }, /* XDCAM HD422 1080p24 CBR */
187 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'e') }, /* XDCAM HD422 1080p25 CBR */
188 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'f') }, /* XDCAM HD422 1080p30 CBR */
189 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '1') }, /* XDCAM EX 720p30 VBR */
190 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '2') }, /* XDCAM HD 1080i60 */
191 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '3') }, /* XDCAM HD 1080i50 VBR */
192 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '4') }, /* XDCAM EX 720p24 VBR */
193 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '5') }, /* XDCAM EX 720p25 VBR */
194 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '6') }, /* XDCAM HD 1080p24 VBR */
195 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '7') }, /* XDCAM HD 1080p25 VBR */
196 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '8') }, /* XDCAM HD 1080p30 VBR */
197 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '9') }, /* XDCAM EX 720p60 VBR */
198 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'a') }, /* XDCAM EX 720p50 VBR */
199 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'b') }, /* XDCAM EX 1080i60 VBR */
200 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'c') }, /* XDCAM EX 1080i50 VBR */
201 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'd') }, /* XDCAM EX 1080p24 VBR */
202 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'e') }, /* XDCAM EX 1080p25 VBR */
203 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'f') }, /* XDCAM EX 1080p30 VBR */
204 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', 'd') }, /* XDCAM HD 540p */
205 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', '2') }, /* XDCAM HD422 540p */
206 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('A', 'V', 'm', 'p') }, /* AVID IMX PAL */
207
208 { AV_CODEC_ID_JPEG2000, MKTAG('m', 'j', 'p', '2') }, /* JPEG 2000 produced by FCP */
209
210 { AV_CODEC_ID_TARGA, MKTAG('t', 'g', 'a', ' ') }, /* Truevision Targa */
211 { AV_CODEC_ID_TIFF, MKTAG('t', 'i', 'f', 'f') }, /* TIFF embedded in MOV */
212 { AV_CODEC_ID_GIF, MKTAG('g', 'i', 'f', ' ') }, /* embedded gif files as frames (usually one "click to play movie" frame) */
213 { AV_CODEC_ID_PNG, MKTAG('p', 'n', 'g', ' ') },
214
215 { AV_CODEC_ID_VC1, MKTAG('v', 'c', '-', '1') }, /* SMPTE RP 2025 */
216 { AV_CODEC_ID_CAVS, MKTAG('a', 'v', 's', '2') },
217
218 { AV_CODEC_ID_DIRAC, MKTAG('d', 'r', 'a', 'c') },
219 { AV_CODEC_ID_DNXHD, MKTAG('A', 'V', 'd', 'n') }, /* AVID DNxHD */
220 { AV_CODEC_ID_H263, MKTAG('H', '2', '6', '3') },
221 { AV_CODEC_ID_MSMPEG4V3, MKTAG('3', 'I', 'V', 'D') }, /* 3ivx DivX Doctor */
222 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', '1', 'x') }, /* AVID 1:1x */
223 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', 'u', 'p') },
224 { AV_CODEC_ID_SGI, MKTAG('s', 'g', 'i', ' ') }, /* SGI */
225 { AV_CODEC_ID_DPX, MKTAG('d', 'p', 'x', ' ') }, /* DPX */
226
227 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'h') }, /* Apple ProRes 422 High Quality */
228 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'n') }, /* Apple ProRes 422 Standard Definition */
229 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 's') }, /* Apple ProRes 422 LT */
230 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'o') }, /* Apple ProRes 422 Proxy */
231 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', '4', 'h') }, /* Apple ProRes 4444 */
232
233 { AV_CODEC_ID_AIC, MKTAG('i', 'c', 'o', 'd') },
234
235 { AV_CODEC_ID_NONE, 0 },
236 };
237
238 const AVCodecTag ff_codec_movaudio_tags[] = {
239 { AV_CODEC_ID_AAC, MKTAG('m', 'p', '4', 'a') },
240 { AV_CODEC_ID_AC3, MKTAG('a', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F */
241 { AV_CODEC_ID_AC3, MKTAG('s', 'a', 'c', '3') }, /* Nero Recode */
242 { AV_CODEC_ID_ADPCM_IMA_QT, MKTAG('i', 'm', 'a', '4') },
243 { AV_CODEC_ID_ALAC, MKTAG('a', 'l', 'a', 'c') },
244 { AV_CODEC_ID_AMR_NB, MKTAG('s', 'a', 'm', 'r') }, /* AMR-NB 3gp */
245 { AV_CODEC_ID_AMR_WB, MKTAG('s', 'a', 'w', 'b') }, /* AMR-WB 3gp */
246 { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'c') }, /* DTS formats prior to DTS-HD */
247 { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'h') }, /* DTS-HD audio formats */
248 { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'l') }, /* DTS-HD Lossless formats */
249 { AV_CODEC_ID_DTS, MKTAG('D', 'T', 'S', ' ') }, /* non-standard */
250 { AV_CODEC_ID_EAC3, MKTAG('e', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F (only valid in ISOBMFF) */
251 { AV_CODEC_ID_DVAUDIO, MKTAG('v', 'd', 'v', 'a') },
252 { AV_CODEC_ID_DVAUDIO, MKTAG('d', 'v', 'c', 'a') },
253 { AV_CODEC_ID_GSM, MKTAG('a', 'g', 's', 'm') },
254 { AV_CODEC_ID_ILBC, MKTAG('i', 'l', 'b', 'c') },
255 { AV_CODEC_ID_MACE3, MKTAG('M', 'A', 'C', '3') },
256 { AV_CODEC_ID_MACE6, MKTAG('M', 'A', 'C', '6') },
257 { AV_CODEC_ID_MP1, MKTAG('.', 'm', 'p', '1') },
258 { AV_CODEC_ID_MP2, MKTAG('.', 'm', 'p', '2') },
259 { AV_CODEC_ID_MP3, MKTAG('.', 'm', 'p', '3') },
260 { AV_CODEC_ID_MP3, 0x6D730055 },
261 { AV_CODEC_ID_NELLYMOSER, MKTAG('n', 'm', 'o', 's') }, /* Flash Media Server */
262 { AV_CODEC_ID_PCM_ALAW, MKTAG('a', 'l', 'a', 'w') },
263 { AV_CODEC_ID_PCM_F32BE, MKTAG('f', 'l', '3', '2') },
264 { AV_CODEC_ID_PCM_F32LE, MKTAG('f', 'l', '3', '2') },
265 { AV_CODEC_ID_PCM_F64BE, MKTAG('f', 'l', '6', '4') },
266 { AV_CODEC_ID_PCM_F64LE, MKTAG('f', 'l', '6', '4') },
267 { AV_CODEC_ID_PCM_MULAW, MKTAG('u', 'l', 'a', 'w') },
268 { AV_CODEC_ID_PCM_S16BE, MKTAG('t', 'w', 'o', 's') },
269 { AV_CODEC_ID_PCM_S16LE, MKTAG('s', 'o', 'w', 't') },
270 { AV_CODEC_ID_PCM_S16LE, MKTAG('l', 'p', 'c', 'm') },
271 { AV_CODEC_ID_PCM_S24BE, MKTAG('i', 'n', '2', '4') },
272 { AV_CODEC_ID_PCM_S24LE, MKTAG('i', 'n', '2', '4') },
273 { AV_CODEC_ID_PCM_S32BE, MKTAG('i', 'n', '3', '2') },
274 { AV_CODEC_ID_PCM_S32LE, MKTAG('i', 'n', '3', '2') },
275 { AV_CODEC_ID_PCM_S8, MKTAG('s', 'o', 'w', 't') },
276 { AV_CODEC_ID_PCM_U8, MKTAG('r', 'a', 'w', ' ') },
277 { AV_CODEC_ID_PCM_U8, MKTAG('N', 'O', 'N', 'E') },
278 { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'p') },
279 { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'q') },
280 { AV_CODEC_ID_QCELP, MKTAG('s', 'q', 'c', 'p') }, /* ISO Media fourcc */
281 { AV_CODEC_ID_QDM2, MKTAG('Q', 'D', 'M', '2') },
282 { AV_CODEC_ID_QDMC, MKTAG('Q', 'D', 'M', 'C') },
283 { AV_CODEC_ID_SPEEX, MKTAG('s', 'p', 'e', 'x') }, /* Flash Media Server */
284 { AV_CODEC_ID_WMAV2, MKTAG('W', 'M', 'A', '2') },
285 { AV_CODEC_ID_NONE, 0 },
286 };
287
288 const AVCodecTag ff_codec_movsubtitle_tags[] = {
289 { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'e', 'x', 't') },
290 { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'x', '3', 'g') },
291 { AV_CODEC_ID_NONE, 0 },
292 };
293
294 /* map numeric codes from mdhd atom to ISO 639 */
295 /* cf. QTFileFormat.pdf p253, qtff.pdf p205 */
296 /* http://developer.apple.com/documentation/mac/Text/Text-368.html */
297 /* deprecated by putting the code as 3*5bit ascii */
298 static const char mov_mdhd_language_map[][4] = {
299 /* 0-9 */
300 "eng", "fra", "ger", "ita", "dut", "sve", "spa", "dan", "por", "nor",
301 "heb", "jpn", "ara", "fin", "gre", "ice", "mlt", "tur", "hr "/*scr*/, "chi"/*ace?*/,
302 "urd", "hin", "tha", "kor", "lit", "pol", "hun", "est", "lav", "",
303 "fo ", "", "rus", "chi", "", "iri", "alb", "ron", "ces", "slk",
304 "slv", "yid", "sr ", "mac", "bul", "ukr", "bel", "uzb", "kaz", "aze",
305 /*?*/
306 "aze", "arm", "geo", "mol", "kir", "tgk", "tuk", "mon", "", "pus",
307 "kur", "kas", "snd", "tib", "nep", "san", "mar", "ben", "asm", "guj",
308 "pa ", "ori", "mal", "kan", "tam", "tel", "", "bur", "khm", "lao",
309 /* roman? arabic? */
310 "vie", "ind", "tgl", "may", "may", "amh", "tir", "orm", "som", "swa",
311 /*==rundi?*/
312 "", "run", "", "mlg", "epo", "", "", "", "", "",
313 /* 100 */
314 "", "", "", "", "", "", "", "", "", "",
315 "", "", "", "", "", "", "", "", "", "",
316 "", "", "", "", "", "", "", "", "wel", "baq",
317 "cat", "lat", "que", "grn", "aym", "tat", "uig", "dzo", "jav"
318 };
319
320 int ff_mov_iso639_to_lang(const char lang[4], int mp4)
321 {
322 int i, code = 0;
323
324 /* old way, only for QT? */
325 for (i = 0; lang[0] && !mp4 && i < FF_ARRAY_ELEMS(mov_mdhd_language_map); i++) {
326 if (!strcmp(lang, mov_mdhd_language_map[i]))
327 return i;
328 }
329 /* XXX:can we do that in mov too? */
330 if (!mp4)
331 return -1;
332 /* handle undefined as such */
333 if (lang[0] == '\0')
334 lang = "und";
335 /* 5bit ascii */
336 for (i = 0; i < 3; i++) {
337 uint8_t c = lang[i];
338 c -= 0x60;
339 if (c > 0x1f)
340 return -1;
341 code <<= 5;
342 code |= c;
343 }
344 return code;
345 }
346
347 int ff_mov_lang_to_iso639(unsigned code, char to[4])
348 {
349 int i;
350 memset(to, 0, 4);
351 /* is it the mangled iso code? */
352 /* see http://www.geocities.com/xhelmboyx/quicktime/formats/mp4-layout.txt */
353 if (code > 138) {
354 for (i = 2; i >= 0; i--) {
355 to[i] = 0x60 + (code & 0x1f);
356 code >>= 5;
357 }
358 return 1;
359 }
360 /* old fashion apple lang code */
361 if (code >= FF_ARRAY_ELEMS(mov_mdhd_language_map))
362 return 0;
363 if (!mov_mdhd_language_map[code][0])
364 return 0;
365 memcpy(to, mov_mdhd_language_map[code], 4);
366 return 1;
367 }
368
369 int ff_mp4_read_descr_len(AVIOContext *pb)
370 {
371 int len = 0;
372 int count = 4;
373 while (count--) {
374 int c = avio_r8(pb);
375 len = (len << 7) | (c & 0x7f);
376 if (!(c & 0x80))
377 break;
378 }
379 return len;
380 }
381
382 int ff_mp4_read_descr(AVFormatContext *fc, AVIOContext *pb, int *tag)
383 {
384 int len;
385 *tag = avio_r8(pb);
386 len = ff_mp4_read_descr_len(pb);
387 av_dlog(fc, "MPEG4 description: tag=0x%02x len=%d\n", *tag, len);
388 return len;
389 }
390
391 void ff_mp4_parse_es_descr(AVIOContext *pb, int *es_id)
392 {
393 int flags;
394 if (es_id) *es_id = avio_rb16(pb);
395 else avio_rb16(pb);
396 flags = avio_r8(pb);
397 if (flags & 0x80) //streamDependenceFlag
398 avio_rb16(pb);
399 if (flags & 0x40) { //URL_Flag
400 int len = avio_r8(pb);
401 avio_skip(pb, len);
402 }
403 if (flags & 0x20) //OCRstreamFlag
404 avio_rb16(pb);
405 }
406
407 static const AVCodecTag mp4_audio_types[] = {
408 { AV_CODEC_ID_MP3ON4, AOT_PS }, /* old mp3on4 draft */
409 { AV_CODEC_ID_MP3ON4, AOT_L1 }, /* layer 1 */
410 { AV_CODEC_ID_MP3ON4, AOT_L2 }, /* layer 2 */
411 { AV_CODEC_ID_MP3ON4, AOT_L3 }, /* layer 3 */
412 { AV_CODEC_ID_MP4ALS, AOT_ALS }, /* MPEG-4 ALS */
413 { AV_CODEC_ID_NONE, AOT_NULL },
414 };
415
416 int ff_mp4_read_dec_config_descr(AVFormatContext *fc, AVStream *st, AVIOContext *pb)
417 {
418 int len, tag;
419 int object_type_id = avio_r8(pb);
420 avio_r8(pb); /* stream type */
421 avio_rb24(pb); /* buffer size db */
422 avio_rb32(pb); /* max bitrate */
423 avio_rb32(pb); /* avg bitrate */
424
425 st->codec->codec_id= ff_codec_get_id(ff_mp4_obj_type, object_type_id);
426 av_dlog(fc, "esds object type id 0x%02x\n", object_type_id);
427 len = ff_mp4_read_descr(fc, pb, &tag);
428 if (tag == MP4DecSpecificDescrTag) {
429 av_dlog(fc, "Specific MPEG4 header len=%d\n", len);
430 if (!len || (uint64_t)len > (1<<30))
431 return -1;
432 av_free(st->codec->extradata);
433 st->codec->extradata = av_mallocz(len + FF_INPUT_BUFFER_PADDING_SIZE);
434 if (!st->codec->extradata)
435 return AVERROR(ENOMEM);
436 avio_read(pb, st->codec->extradata, len);
437 st->codec->extradata_size = len;
438 if (st->codec->codec_id == AV_CODEC_ID_AAC) {
439 MPEG4AudioConfig cfg;
440 avpriv_mpeg4audio_get_config(&cfg, st->codec->extradata,
441 st->codec->extradata_size * 8, 1);
442 st->codec->channels = cfg.channels;
443 if (cfg.object_type == 29 && cfg.sampling_index < 3) // old mp3on4
444 st->codec->sample_rate = avpriv_mpa_freq_tab[cfg.sampling_index];
445 else if (cfg.ext_sample_rate)
446 st->codec->sample_rate = cfg.ext_sample_rate;
447 else
448 st->codec->sample_rate = cfg.sample_rate;
449 av_dlog(fc, "mp4a config channels %d obj %d ext obj %d "
450 "sample rate %d ext sample rate %d\n", st->codec->channels,
451 cfg.object_type, cfg.ext_object_type,
452 cfg.sample_rate, cfg.ext_sample_rate);
453 if (!(st->codec->codec_id = ff_codec_get_id(mp4_audio_types,
454 cfg.object_type)))
455 st->codec->codec_id = AV_CODEC_ID_AAC;
456 }
457 }
458 return 0;
459 }