5a48b7b0bfdef9f8bc6204e1b2f5321af16bfc7d
[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 #include "libavutil/avstring.h"
30 #include "libavutil/intreadwrite.h"
31
32 /* http://www.mp4ra.org */
33 /* ordered by muxing preference */
34 const AVCodecTag ff_mp4_obj_type[] = {
35 { AV_CODEC_ID_MOV_TEXT , 0x08 },
36 { AV_CODEC_ID_MPEG4 , 0x20 },
37 { AV_CODEC_ID_H264 , 0x21 },
38 { AV_CODEC_ID_HEVC , 0x23 },
39 { AV_CODEC_ID_AAC , 0x40 },
40 { AV_CODEC_ID_MP4ALS , 0x40 }, /* 14496-3 ALS */
41 { AV_CODEC_ID_MPEG2VIDEO , 0x61 }, /* MPEG2 Main */
42 { AV_CODEC_ID_MPEG2VIDEO , 0x60 }, /* MPEG2 Simple */
43 { AV_CODEC_ID_MPEG2VIDEO , 0x62 }, /* MPEG2 SNR */
44 { AV_CODEC_ID_MPEG2VIDEO , 0x63 }, /* MPEG2 Spatial */
45 { AV_CODEC_ID_MPEG2VIDEO , 0x64 }, /* MPEG2 High */
46 { AV_CODEC_ID_MPEG2VIDEO , 0x65 }, /* MPEG2 422 */
47 { AV_CODEC_ID_AAC , 0x66 }, /* MPEG2 AAC Main */
48 { AV_CODEC_ID_AAC , 0x67 }, /* MPEG2 AAC Low */
49 { AV_CODEC_ID_AAC , 0x68 }, /* MPEG2 AAC SSR */
50 { AV_CODEC_ID_MP3 , 0x69 }, /* 13818-3 */
51 { AV_CODEC_ID_MP2 , 0x69 }, /* 11172-3 */
52 { AV_CODEC_ID_MPEG1VIDEO , 0x6A }, /* 11172-2 */
53 { AV_CODEC_ID_MP3 , 0x6B }, /* 11172-3 */
54 { AV_CODEC_ID_MJPEG , 0x6C }, /* 10918-1 */
55 { AV_CODEC_ID_PNG , 0x6D },
56 { AV_CODEC_ID_JPEG2000 , 0x6E }, /* 15444-1 */
57 { AV_CODEC_ID_VC1 , 0xA3 },
58 { AV_CODEC_ID_DIRAC , 0xA4 },
59 { AV_CODEC_ID_AC3 , 0xA5 },
60 { AV_CODEC_ID_DTS , 0xA9 }, /* mp4ra.org */
61 { AV_CODEC_ID_VORBIS , 0xDD }, /* non standard, gpac uses it */
62 { AV_CODEC_ID_DVD_SUBTITLE, 0xE0 }, /* non standard, see unsupported-embedded-subs-2.mp4 */
63 { AV_CODEC_ID_QCELP , 0xE1 },
64 { AV_CODEC_ID_MPEG4SYSTEMS, 0x01 },
65 { AV_CODEC_ID_MPEG4SYSTEMS, 0x02 },
66 { AV_CODEC_ID_NONE , 0 },
67 };
68
69 const AVCodecTag ff_codec_movvideo_tags[] = {
70 /* { AV_CODEC_ID_, MKTAG('I', 'V', '5', '0') }, *//* Indeo 5.0 */
71
72 { AV_CODEC_ID_RAWVIDEO, MKTAG('r', 'a', 'w', ' ') }, /* Uncompressed RGB */
73 { AV_CODEC_ID_RAWVIDEO, MKTAG('y', 'u', 'v', '2') }, /* Uncompressed YUV422 */
74 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', 'U', 'I') }, /* YUV with alpha-channel (AVID Uncompressed) */
75 { AV_CODEC_ID_RAWVIDEO, MKTAG('2', 'v', 'u', 'y') }, /* UNCOMPRESSED 8BIT 4:2:2 */
76 { AV_CODEC_ID_RAWVIDEO, MKTAG('y', 'u', 'v', 's') }, /* same as 2vuy but byte swapped */
77
78 { AV_CODEC_ID_RAWVIDEO, MKTAG('L', '5', '5', '5') },
79 { AV_CODEC_ID_RAWVIDEO, MKTAG('L', '5', '6', '5') },
80 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '5', '6', '5') },
81 { AV_CODEC_ID_RAWVIDEO, MKTAG('2', '4', 'B', 'G') },
82 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 'A') },
83 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 'A') },
84 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'B', 'G', 'R') },
85 { AV_CODEC_ID_RAWVIDEO, MKTAG('b', '1', '6', 'g') },
86 { AV_CODEC_ID_RAWVIDEO, MKTAG('b', '4', '8', 'r') },
87 { AV_CODEC_ID_RAWVIDEO, MKTAG('N', 'O', '1', '6') },
88 { AV_CODEC_ID_RAWVIDEO, MKTAG('D', 'V', 'O', 'O') }, /* Digital Voodoo SD 8 Bit */
89 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', '2', '0') }, /* Radius DV YUV PAL */
90 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', '1', '1') }, /* Radius DV YUV NTSC */
91
92 { AV_CODEC_ID_R10K, MKTAG('R', '1', '0', 'k') }, /* UNCOMPRESSED 10BIT RGB */
93 { AV_CODEC_ID_R10K, MKTAG('R', '1', '0', 'g') }, /* UNCOMPRESSED 10BIT RGB */
94 { AV_CODEC_ID_R210, MKTAG('r', '2', '1', '0') }, /* UNCOMPRESSED 10BIT RGB */
95 { AV_CODEC_ID_V210, MKTAG('v', '2', '1', '0') }, /* UNCOMPRESSED 10BIT 4:2:2 */
96 { AV_CODEC_ID_V410, MKTAG('v', '4', '1', '0') }, /* UNCOMPRESSED 10BIT 4:4:4 */
97
98 { AV_CODEC_ID_MJPEG, MKTAG('j', 'p', 'e', 'g') }, /* PhotoJPEG */
99 { AV_CODEC_ID_MJPEG, MKTAG('m', 'j', 'p', 'a') }, /* Motion-JPEG (format A) */
100 { AV_CODEC_ID_MJPEG, MKTAG('A', 'V', 'D', 'J') }, /* MJPEG with alpha-channel (AVID JFIF meridien compressed) */
101 /* { AV_CODEC_ID_MJPEG, MKTAG('A', 'V', 'R', 'n') }, *//* MJPEG with alpha-channel (AVID ABVB/Truevision NuVista) */
102 { AV_CODEC_ID_MJPEG, MKTAG('d', 'm', 'b', '1') }, /* Motion JPEG OpenDML */
103 { AV_CODEC_ID_MJPEGB, MKTAG('m', 'j', 'p', 'b') }, /* Motion-JPEG (format B) */
104
105 { AV_CODEC_ID_SVQ1, MKTAG('S', 'V', 'Q', '1') }, /* Sorenson Video v1 */
106 { AV_CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', '1') }, /* Sorenson Video v1 */
107 { AV_CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', 'i') }, /* Sorenson Video v1 (from QT specs)*/
108 { AV_CODEC_ID_SVQ3, MKTAG('S', 'V', 'Q', '3') }, /* Sorenson Video v3 */
109
110 { AV_CODEC_ID_MPEG4, MKTAG('m', 'p', '4', 'v') },
111 { AV_CODEC_ID_MPEG4, MKTAG('D', 'I', 'V', 'X') }, /* OpenDiVX *//* sample files at http://heroinewarrior.com/xmovie.php3 use this tag */
112 { AV_CODEC_ID_MPEG4, MKTAG('X', 'V', 'I', 'D') },
113 { AV_CODEC_ID_MPEG4, MKTAG('3', 'I', 'V', '2') }, /* experimental: 3IVX files before ivx D4 4.5.1 */
114
115 { AV_CODEC_ID_H263, MKTAG('h', '2', '6', '3') }, /* H263 */
116 { AV_CODEC_ID_H263, MKTAG('s', '2', '6', '3') }, /* H263 ?? works */
117
118 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', 'p') }, /* DV PAL */
119 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', ' ') }, /* DV NTSC */
120 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'p', 'p') }, /* DVCPRO PAL produced by FCP */
121 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'p') }, /* DVCPRO50 PAL produced by FCP */
122 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'n') }, /* DVCPRO50 NTSC produced by FCP */
123 { AV_CODEC_ID_DVVIDEO, MKTAG('A', 'V', 'd', 'v') }, /* AVID DV */
124 { AV_CODEC_ID_DVVIDEO, MKTAG('A', 'V', 'd', '1') }, /* AVID DV100 */
125 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'q') }, /* DVCPRO HD 720p50 */
126 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'p') }, /* DVCPRO HD 720p60 */
127 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '1') },
128 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '2') },
129 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '4') },
130 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '5') }, /* DVCPRO HD 50i produced by FCP */
131 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '6') }, /* DVCPRO HD 60i produced by FCP */
132 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '3') }, /* DVCPRO HD 30p produced by FCP */
133
134 { AV_CODEC_ID_VP3, MKTAG('V', 'P', '3', '1') }, /* On2 VP3 */
135 { AV_CODEC_ID_RPZA, MKTAG('r', 'p', 'z', 'a') }, /* Apple Video (RPZA) */
136 { AV_CODEC_ID_CINEPAK, MKTAG('c', 'v', 'i', 'd') }, /* Cinepak */
137 { AV_CODEC_ID_8BPS, MKTAG('8', 'B', 'P', 'S') }, /* Planar RGB (8BPS) */
138 { AV_CODEC_ID_SMC, MKTAG('s', 'm', 'c', ' ') }, /* Apple Graphics (SMC) */
139 { AV_CODEC_ID_QTRLE, MKTAG('r', 'l', 'e', ' ') }, /* Apple Animation (RLE) */
140 { AV_CODEC_ID_MSRLE, MKTAG('W', 'R', 'L', 'E') },
141 { AV_CODEC_ID_QDRAW, MKTAG('q', 'd', 'r', 'w') }, /* QuickDraw */
142
143 { AV_CODEC_ID_RAWVIDEO, MKTAG('W', 'R', 'A', 'W') },
144
145 { AV_CODEC_ID_HEVC, MKTAG('h', 'e', 'v', '1') }, /* HEVC/H.265 which indicates parameter sets may be in ES */
146 { AV_CODEC_ID_HEVC, MKTAG('h', 'v', 'c', '1') }, /* HEVC/H.265 which indicates parameter sets shall not be in ES */
147
148 { AV_CODEC_ID_H264, MKTAG('a', 'v', 'c', '1') }, /* AVC-1/H.264 */
149 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', 'p') }, /* AVC-Intra 50M 720p24/30/60 */
150 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', 'q') }, /* AVC-Intra 50M 720p25/50 */
151 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '2') }, /* AVC-Intra 50M 1080p25/50 */
152 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '3') }, /* AVC-Intra 50M 1080p24/30/60 */
153 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '5') }, /* AVC-Intra 50M 1080i50 */
154 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '6') }, /* AVC-Intra 50M 1080i60 */
155 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', 'p') }, /* AVC-Intra 100M 720p24/30/60 */
156 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', 'q') }, /* AVC-Intra 100M 720p25/50 */
157 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '2') }, /* AVC-Intra 100M 1080p25/50 */
158 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '3') }, /* AVC-Intra 100M 1080p24/30/60 */
159 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '5') }, /* AVC-Intra 100M 1080i50 */
160 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '6') }, /* AVC-Intra 100M 1080i60 */
161 { AV_CODEC_ID_H264, MKTAG('A', 'V', 'i', 'n') }, /* AVC-Intra with implicit SPS/PPS */
162 { AV_CODEC_ID_H264, MKTAG('a', 'i', 'v', 'x') }, /* XAVC 4:2:2 10bit */
163
164 { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', '1', 'v', ' ') },
165 { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', '1', 'v', '1') }, /* Apple MPEG-1 Camcorder */
166 { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', 'p', 'e', 'g') }, /* MPEG */
167 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', '2', 'v', '1') }, /* Apple MPEG-2 Camcorder */
168 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '1') }, /* MPEG2 HDV 720p30 */
169 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '2') }, /* MPEG2 HDV 1080i60 */
170 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '3') }, /* MPEG2 HDV 1080i50 */
171 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '4') }, /* MPEG2 HDV 720p24 */
172 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '5') }, /* MPEG2 HDV 720p25 */
173 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '6') }, /* MPEG2 HDV 1080p24 */
174 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '7') }, /* MPEG2 HDV 1080p25 */
175 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '8') }, /* MPEG2 HDV 1080p30 */
176 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '9') }, /* MPEG2 HDV 720p60 JVC */
177 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', 'a') }, /* MPEG2 HDV 720p50 */
178 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'n') }, /* MPEG2 IMX NTSC 525/60 50mb/s produced by FCP */
179 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'p') }, /* MPEG2 IMX PAL 625/50 50mb/s produced by FCP */
180 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '4', 'n') }, /* MPEG2 IMX NTSC 525/60 40mb/s produced by FCP */
181 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '4', 'p') }, /* MPEG2 IMX PAL 625/50 40mb/s produced by FCP */
182 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'n') }, /* MPEG2 IMX NTSC 525/60 30mb/s produced by FCP */
183 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'p') }, /* MPEG2 IMX PAL 625/50 30mb/s produced by FCP */
184 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '1') }, /* XDCAM HD422 720p30 CBR */
185 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '4') }, /* XDCAM HD422 720p24 CBR */
186 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '5') }, /* XDCAM HD422 720p25 CBR */
187 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '9') }, /* XDCAM HD422 720p60 CBR */
188 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'a') }, /* XDCAM HD422 720p50 CBR */
189 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'b') }, /* XDCAM HD422 1080i60 CBR */
190 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'c') }, /* XDCAM HD422 1080i50 CBR */
191 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'd') }, /* XDCAM HD422 1080p24 CBR */
192 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'e') }, /* XDCAM HD422 1080p25 CBR */
193 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'f') }, /* XDCAM HD422 1080p30 CBR */
194 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '1') }, /* XDCAM EX 720p30 VBR */
195 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '2') }, /* XDCAM HD 1080i60 */
196 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '3') }, /* XDCAM HD 1080i50 VBR */
197 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '4') }, /* XDCAM EX 720p24 VBR */
198 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '5') }, /* XDCAM EX 720p25 VBR */
199 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '6') }, /* XDCAM HD 1080p24 VBR */
200 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '7') }, /* XDCAM HD 1080p25 VBR */
201 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '8') }, /* XDCAM HD 1080p30 VBR */
202 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '9') }, /* XDCAM EX 720p60 VBR */
203 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'a') }, /* XDCAM EX 720p50 VBR */
204 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'b') }, /* XDCAM EX 1080i60 VBR */
205 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'c') }, /* XDCAM EX 1080i50 VBR */
206 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'd') }, /* XDCAM EX 1080p24 VBR */
207 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'e') }, /* XDCAM EX 1080p25 VBR */
208 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'f') }, /* XDCAM EX 1080p30 VBR */
209 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', 'd') }, /* XDCAM HD 540p */
210 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', '2') }, /* XDCAM HD422 540p */
211 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('A', 'V', 'm', 'p') }, /* AVID IMX PAL */
212 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'p', '2', 'v') }, /* FCP5 */
213
214 { AV_CODEC_ID_JPEG2000, MKTAG('m', 'j', 'p', '2') }, /* JPEG 2000 produced by FCP */
215
216 { AV_CODEC_ID_TARGA, MKTAG('t', 'g', 'a', ' ') }, /* Truevision Targa */
217 { AV_CODEC_ID_TIFF, MKTAG('t', 'i', 'f', 'f') }, /* TIFF embedded in MOV */
218 { AV_CODEC_ID_GIF, MKTAG('g', 'i', 'f', ' ') }, /* embedded gif files as frames (usually one "click to play movie" frame) */
219 { AV_CODEC_ID_PNG, MKTAG('p', 'n', 'g', ' ') },
220 { AV_CODEC_ID_PNG, MKTAG('M', 'N', 'G', ' ') },
221
222 { AV_CODEC_ID_VC1, MKTAG('v', 'c', '-', '1') }, /* SMPTE RP 2025 */
223 { AV_CODEC_ID_CAVS, MKTAG('a', 'v', 's', '2') },
224
225 { AV_CODEC_ID_DIRAC, MKTAG('d', 'r', 'a', 'c') },
226 { AV_CODEC_ID_DNXHD, MKTAG('A', 'V', 'd', 'n') }, /* AVID DNxHD */
227 { AV_CODEC_ID_H263, MKTAG('H', '2', '6', '3') },
228 { AV_CODEC_ID_MSMPEG4V3, MKTAG('3', 'I', 'V', 'D') }, /* 3ivx DivX Doctor */
229 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', '1', 'x') }, /* AVID 1:1x */
230 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', 'u', 'p') },
231 { AV_CODEC_ID_SGI, MKTAG('s', 'g', 'i', ' ') }, /* SGI */
232 { AV_CODEC_ID_DPX, MKTAG('d', 'p', 'x', ' ') }, /* DPX */
233 { AV_CODEC_ID_EXR, MKTAG('e', 'x', 'r', ' ') }, /* OpenEXR */
234
235 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'h') }, /* Apple ProRes 422 High Quality */
236 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'n') }, /* Apple ProRes 422 Standard Definition */
237 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 's') }, /* Apple ProRes 422 LT */
238 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'o') }, /* Apple ProRes 422 Proxy */
239 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', '4', 'h') }, /* Apple ProRes 4444 */
240
241 { AV_CODEC_ID_AIC, MKTAG('i', 'c', 'o', 'd') },
242
243 { AV_CODEC_ID_NONE, 0 },
244 };
245
246 const AVCodecTag ff_codec_movaudio_tags[] = {
247 { AV_CODEC_ID_AAC, MKTAG('m', 'p', '4', 'a') },
248 { AV_CODEC_ID_AC3, MKTAG('a', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F */
249 { AV_CODEC_ID_AC3, MKTAG('s', 'a', 'c', '3') }, /* Nero Recode */
250 { AV_CODEC_ID_ADPCM_IMA_QT, MKTAG('i', 'm', 'a', '4') },
251 { AV_CODEC_ID_ALAC, MKTAG('a', 'l', 'a', 'c') },
252 { AV_CODEC_ID_AMR_NB, MKTAG('s', 'a', 'm', 'r') }, /* AMR-NB 3gp */
253 { AV_CODEC_ID_AMR_WB, MKTAG('s', 'a', 'w', 'b') }, /* AMR-WB 3gp */
254 { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'c') }, /* DTS formats prior to DTS-HD */
255 { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'h') }, /* DTS-HD audio formats */
256 { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'l') }, /* DTS-HD Lossless formats */
257 { AV_CODEC_ID_DTS, MKTAG('D', 'T', 'S', ' ') }, /* non-standard */
258 { AV_CODEC_ID_EAC3, MKTAG('e', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F (only valid in ISOBMFF) */
259 { AV_CODEC_ID_DVAUDIO, MKTAG('v', 'd', 'v', 'a') },
260 { AV_CODEC_ID_DVAUDIO, MKTAG('d', 'v', 'c', 'a') },
261 { AV_CODEC_ID_GSM, MKTAG('a', 'g', 's', 'm') },
262 { AV_CODEC_ID_ILBC, MKTAG('i', 'l', 'b', 'c') },
263 { AV_CODEC_ID_MACE3, MKTAG('M', 'A', 'C', '3') },
264 { AV_CODEC_ID_MACE6, MKTAG('M', 'A', 'C', '6') },
265 { AV_CODEC_ID_MP1, MKTAG('.', 'm', 'p', '1') },
266 { AV_CODEC_ID_MP2, MKTAG('.', 'm', 'p', '2') },
267 { AV_CODEC_ID_MP3, MKTAG('.', 'm', 'p', '3') },
268 { AV_CODEC_ID_MP3, 0x6D730055 },
269 { AV_CODEC_ID_NELLYMOSER, MKTAG('n', 'm', 'o', 's') }, /* Flash Media Server */
270 { AV_CODEC_ID_PCM_ALAW, MKTAG('a', 'l', 'a', 'w') },
271 { AV_CODEC_ID_PCM_F32BE, MKTAG('f', 'l', '3', '2') },
272 { AV_CODEC_ID_PCM_F32LE, MKTAG('f', 'l', '3', '2') },
273 { AV_CODEC_ID_PCM_F64BE, MKTAG('f', 'l', '6', '4') },
274 { AV_CODEC_ID_PCM_F64LE, MKTAG('f', 'l', '6', '4') },
275 { AV_CODEC_ID_PCM_MULAW, MKTAG('u', 'l', 'a', 'w') },
276 { AV_CODEC_ID_PCM_S16BE, MKTAG('t', 'w', 'o', 's') },
277 { AV_CODEC_ID_PCM_S16LE, MKTAG('s', 'o', 'w', 't') },
278 { AV_CODEC_ID_PCM_S16BE, MKTAG('l', 'p', 'c', 'm') },
279 { AV_CODEC_ID_PCM_S16LE, MKTAG('l', 'p', 'c', 'm') },
280 { AV_CODEC_ID_PCM_S24BE, MKTAG('i', 'n', '2', '4') },
281 { AV_CODEC_ID_PCM_S24LE, MKTAG('i', 'n', '2', '4') },
282 { AV_CODEC_ID_PCM_S32BE, MKTAG('i', 'n', '3', '2') },
283 { AV_CODEC_ID_PCM_S32LE, MKTAG('i', 'n', '3', '2') },
284 { AV_CODEC_ID_PCM_S8, MKTAG('s', 'o', 'w', 't') },
285 { AV_CODEC_ID_PCM_U8, MKTAG('r', 'a', 'w', ' ') },
286 { AV_CODEC_ID_PCM_U8, MKTAG('N', 'O', 'N', 'E') },
287 { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'p') },
288 { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'q') },
289 { AV_CODEC_ID_QCELP, MKTAG('s', 'q', 'c', 'p') }, /* ISO Media fourcc */
290 { AV_CODEC_ID_QDM2, MKTAG('Q', 'D', 'M', '2') },
291 { AV_CODEC_ID_QDMC, MKTAG('Q', 'D', 'M', 'C') },
292 { AV_CODEC_ID_SPEEX, MKTAG('s', 'p', 'e', 'x') }, /* Flash Media Server */
293 { AV_CODEC_ID_SPEEX, MKTAG('S', 'P', 'X', 'N') }, /* ZygoAudio (quality 10 mode) */
294 { AV_CODEC_ID_WMAV2, MKTAG('W', 'M', 'A', '2') },
295 { AV_CODEC_ID_NONE, 0 },
296 };
297
298 const AVCodecTag ff_codec_movsubtitle_tags[] = {
299 { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'e', 'x', 't') },
300 { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'x', '3', 'g') },
301 { AV_CODEC_ID_NONE, 0 },
302 };
303
304 /* map numeric codes from mdhd atom to ISO 639 */
305 /* cf. QTFileFormat.pdf p253, qtff.pdf p205 */
306 /* http://developer.apple.com/documentation/mac/Text/Text-368.html */
307 /* deprecated by putting the code as 3*5bit ascii */
308 static const char mov_mdhd_language_map[][4] = {
309 /* 0-9 */
310 "eng", "fra", "ger", "ita", "dut", "sve", "spa", "dan", "por", "nor",
311 "heb", "jpn", "ara", "fin", "gre", "ice", "mlt", "tur", "hr "/*scr*/, "chi"/*ace?*/,
312 "urd", "hin", "tha", "kor", "lit", "pol", "hun", "est", "lav", "",
313 "fo ", "", "rus", "chi", "", "iri", "alb", "ron", "ces", "slk",
314 "slv", "yid", "sr ", "mac", "bul", "ukr", "bel", "uzb", "kaz", "aze",
315 /*?*/
316 "aze", "arm", "geo", "mol", "kir", "tgk", "tuk", "mon", "", "pus",
317 "kur", "kas", "snd", "tib", "nep", "san", "mar", "ben", "asm", "guj",
318 "pa ", "ori", "mal", "kan", "tam", "tel", "", "bur", "khm", "lao",
319 /* roman? arabic? */
320 "vie", "ind", "tgl", "may", "may", "amh", "tir", "orm", "som", "swa",
321 /*==rundi?*/
322 "", "run", "", "mlg", "epo", "", "", "", "", "",
323 /* 100 */
324 "", "", "", "", "", "", "", "", "", "",
325 "", "", "", "", "", "", "", "", "", "",
326 "", "", "", "", "", "", "", "", "wel", "baq",
327 "cat", "lat", "que", "grn", "aym", "tat", "uig", "dzo", "jav"
328 };
329
330 int ff_mov_iso639_to_lang(const char lang[4], int mp4)
331 {
332 int i, code = 0;
333
334 /* old way, only for QT? */
335 for (i = 0; lang[0] && !mp4 && i < FF_ARRAY_ELEMS(mov_mdhd_language_map); i++) {
336 if (!strcmp(lang, mov_mdhd_language_map[i]))
337 return i;
338 }
339 /* XXX:can we do that in mov too? */
340 if (!mp4)
341 return -1;
342 /* handle undefined as such */
343 if (lang[0] == '\0')
344 lang = "und";
345 /* 5bit ascii */
346 for (i = 0; i < 3; i++) {
347 uint8_t c = lang[i];
348 c -= 0x60;
349 if (c > 0x1f)
350 return -1;
351 code <<= 5;
352 code |= c;
353 }
354 return code;
355 }
356
357 int ff_mov_lang_to_iso639(unsigned code, char to[4])
358 {
359 int i;
360 memset(to, 0, 4);
361 /* is it the mangled iso code? */
362 /* see http://www.geocities.com/xhelmboyx/quicktime/formats/mp4-layout.txt */
363 if (code >= 0x400 && code != 0x7fff) {
364 for (i = 2; i >= 0; i--) {
365 to[i] = 0x60 + (code & 0x1f);
366 code >>= 5;
367 }
368 return 1;
369 }
370 /* old fashion apple lang code */
371 if (code >= FF_ARRAY_ELEMS(mov_mdhd_language_map))
372 return 0;
373 if (!mov_mdhd_language_map[code][0])
374 return 0;
375 memcpy(to, mov_mdhd_language_map[code], 4);
376 return 1;
377 }
378
379 int ff_mp4_read_descr_len(AVIOContext *pb)
380 {
381 int len = 0;
382 int count = 4;
383 while (count--) {
384 int c = avio_r8(pb);
385 len = (len << 7) | (c & 0x7f);
386 if (!(c & 0x80))
387 break;
388 }
389 return len;
390 }
391
392 int ff_mp4_read_descr(AVFormatContext *fc, AVIOContext *pb, int *tag)
393 {
394 int len;
395 *tag = avio_r8(pb);
396 len = ff_mp4_read_descr_len(pb);
397 av_dlog(fc, "MPEG4 description: tag=0x%02x len=%d\n", *tag, len);
398 return len;
399 }
400
401 void ff_mp4_parse_es_descr(AVIOContext *pb, int *es_id)
402 {
403 int flags;
404 if (es_id) *es_id = avio_rb16(pb);
405 else avio_rb16(pb);
406 flags = avio_r8(pb);
407 if (flags & 0x80) //streamDependenceFlag
408 avio_rb16(pb);
409 if (flags & 0x40) { //URL_Flag
410 int len = avio_r8(pb);
411 avio_skip(pb, len);
412 }
413 if (flags & 0x20) //OCRstreamFlag
414 avio_rb16(pb);
415 }
416
417 static const AVCodecTag mp4_audio_types[] = {
418 { AV_CODEC_ID_MP3ON4, AOT_PS }, /* old mp3on4 draft */
419 { AV_CODEC_ID_MP3ON4, AOT_L1 }, /* layer 1 */
420 { AV_CODEC_ID_MP3ON4, AOT_L2 }, /* layer 2 */
421 { AV_CODEC_ID_MP3ON4, AOT_L3 }, /* layer 3 */
422 { AV_CODEC_ID_MP4ALS, AOT_ALS }, /* MPEG-4 ALS */
423 { AV_CODEC_ID_NONE, AOT_NULL },
424 };
425
426 int ff_mp4_read_dec_config_descr(AVFormatContext *fc, AVStream *st, AVIOContext *pb)
427 {
428 int len, tag;
429 int object_type_id = avio_r8(pb);
430 avio_r8(pb); /* stream type */
431 avio_rb24(pb); /* buffer size db */
432 avio_rb32(pb); /* max bitrate */
433 avio_rb32(pb); /* avg bitrate */
434
435 st->codec->codec_id= ff_codec_get_id(ff_mp4_obj_type, object_type_id);
436 av_dlog(fc, "esds object type id 0x%02x\n", object_type_id);
437 len = ff_mp4_read_descr(fc, pb, &tag);
438 if (tag == MP4DecSpecificDescrTag) {
439 av_dlog(fc, "Specific MPEG4 header len=%d\n", len);
440 if (!len || (uint64_t)len > (1<<30))
441 return -1;
442 av_free(st->codec->extradata);
443 st->codec->extradata = av_mallocz(len + FF_INPUT_BUFFER_PADDING_SIZE);
444 if (!st->codec->extradata)
445 return AVERROR(ENOMEM);
446 avio_read(pb, st->codec->extradata, len);
447 st->codec->extradata_size = len;
448 if (st->codec->codec_id == AV_CODEC_ID_AAC) {
449 MPEG4AudioConfig cfg;
450 avpriv_mpeg4audio_get_config(&cfg, st->codec->extradata,
451 st->codec->extradata_size * 8, 1);
452 st->codec->channels = cfg.channels;
453 if (cfg.object_type == 29 && cfg.sampling_index < 3) // old mp3on4
454 st->codec->sample_rate = avpriv_mpa_freq_tab[cfg.sampling_index];
455 else if (cfg.ext_sample_rate)
456 st->codec->sample_rate = cfg.ext_sample_rate;
457 else
458 st->codec->sample_rate = cfg.sample_rate;
459 av_dlog(fc, "mp4a config channels %d obj %d ext obj %d "
460 "sample rate %d ext sample rate %d\n", st->codec->channels,
461 cfg.object_type, cfg.ext_object_type,
462 cfg.sample_rate, cfg.ext_sample_rate);
463 if (!(st->codec->codec_id = ff_codec_get_id(mp4_audio_types,
464 cfg.object_type)))
465 st->codec->codec_id = AV_CODEC_ID_AAC;
466 }
467 }
468 return 0;
469 }