c5b8b606b256d3bee7387ffc5c472cbec7ad1c76
[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
86 { AV_CODEC_ID_R10K, MKTAG('R', '1', '0', 'k') }, /* UNCOMPRESSED 10BIT RGB */
87 { AV_CODEC_ID_R10K, MKTAG('R', '1', '0', 'g') }, /* UNCOMPRESSED 10BIT RGB */
88 { AV_CODEC_ID_R210, MKTAG('r', '2', '1', '0') }, /* UNCOMPRESSED 10BIT RGB */
89 { AV_CODEC_ID_V210, MKTAG('v', '2', '1', '0') }, /* UNCOMPRESSED 10BIT 4:2:2 */
90 { AV_CODEC_ID_V410, MKTAG('v', '4', '1', '0') }, /* UNCOMPRESSED 10BIT 4:4:4 */
91
92 { AV_CODEC_ID_MJPEG, MKTAG('j', 'p', 'e', 'g') }, /* PhotoJPEG */
93 { AV_CODEC_ID_MJPEG, MKTAG('m', 'j', 'p', 'a') }, /* Motion-JPEG (format A) */
94 { AV_CODEC_ID_MJPEG, MKTAG('A', 'V', 'D', 'J') }, /* MJPEG with alpha-channel (AVID JFIF meridien compressed) */
95 /* { AV_CODEC_ID_MJPEG, MKTAG('A', 'V', 'R', 'n') }, *//* MJPEG with alpha-channel (AVID ABVB/Truevision NuVista) */
96 { AV_CODEC_ID_MJPEG, MKTAG('d', 'm', 'b', '1') }, /* Motion JPEG OpenDML */
97 { AV_CODEC_ID_MJPEGB, MKTAG('m', 'j', 'p', 'b') }, /* Motion-JPEG (format B) */
98
99 { AV_CODEC_ID_SVQ1, MKTAG('S', 'V', 'Q', '1') }, /* Sorenson Video v1 */
100 { AV_CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', '1') }, /* Sorenson Video v1 */
101 { AV_CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', 'i') }, /* Sorenson Video v1 (from QT specs)*/
102 { AV_CODEC_ID_SVQ3, MKTAG('S', 'V', 'Q', '3') }, /* Sorenson Video v3 */
103
104 { AV_CODEC_ID_MPEG4, MKTAG('m', 'p', '4', 'v') },
105 { AV_CODEC_ID_MPEG4, MKTAG('D', 'I', 'V', 'X') }, /* OpenDiVX *//* sample files at http://heroinewarrior.com/xmovie.php3 use this tag */
106 { AV_CODEC_ID_MPEG4, MKTAG('X', 'V', 'I', 'D') },
107 { AV_CODEC_ID_MPEG4, MKTAG('3', 'I', 'V', '2') }, /* experimental: 3IVX files before ivx D4 4.5.1 */
108
109 { AV_CODEC_ID_H263, MKTAG('h', '2', '6', '3') }, /* H263 */
110 { AV_CODEC_ID_H263, MKTAG('s', '2', '6', '3') }, /* H263 ?? works */
111
112 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', 'p') }, /* DV PAL */
113 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', ' ') }, /* DV NTSC */
114 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'p', 'p') }, /* DVCPRO PAL produced by FCP */
115 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'p') }, /* DVCPRO50 PAL produced by FCP */
116 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'n') }, /* DVCPRO50 NTSC produced by FCP */
117 { AV_CODEC_ID_DVVIDEO, MKTAG('A', 'V', 'd', 'v') }, /* AVID DV */
118 { AV_CODEC_ID_DVVIDEO, MKTAG('A', 'V', 'd', '1') }, /* AVID DV100 */
119 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'q') }, /* DVCPRO HD 720p50 */
120 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'p') }, /* DVCPRO HD 720p60 */
121 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '1') },
122 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '2') },
123 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '4') },
124 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '5') }, /* DVCPRO HD 50i produced by FCP */
125 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '6') }, /* DVCPRO HD 60i produced by FCP */
126 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '3') }, /* DVCPRO HD 30p produced by FCP */
127
128 { AV_CODEC_ID_VP3, MKTAG('V', 'P', '3', '1') }, /* On2 VP3 */
129 { AV_CODEC_ID_RPZA, MKTAG('r', 'p', 'z', 'a') }, /* Apple Video (RPZA) */
130 { AV_CODEC_ID_CINEPAK, MKTAG('c', 'v', 'i', 'd') }, /* Cinepak */
131 { AV_CODEC_ID_8BPS, MKTAG('8', 'B', 'P', 'S') }, /* Planar RGB (8BPS) */
132 { AV_CODEC_ID_SMC, MKTAG('s', 'm', 'c', ' ') }, /* Apple Graphics (SMC) */
133 { AV_CODEC_ID_QTRLE, MKTAG('r', 'l', 'e', ' ') }, /* Apple Animation (RLE) */
134 { AV_CODEC_ID_MSRLE, MKTAG('W', 'R', 'L', 'E') },
135 { AV_CODEC_ID_QDRAW, MKTAG('q', 'd', 'r', 'w') }, /* QuickDraw */
136
137 { AV_CODEC_ID_RAWVIDEO, MKTAG('W', 'R', 'A', 'W') },
138
139 { AV_CODEC_ID_HEVC, MKTAG('h', 'v', 'c', '1') }, /* HEVC/H.265 which indicates parameter sets shall not be in ES */
140 { AV_CODEC_ID_HEVC, MKTAG('h', 'e', 'v', '1') }, /* HEVC/H.265 which indicates parameter sets may be in ES */
141
142 { AV_CODEC_ID_H264, MKTAG('a', 'v', 'c', '1') }, /* AVC-1/H.264 */
143 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', 'p') }, /* AVC-Intra 50M 720p24/30/60 */
144 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', 'q') }, /* AVC-Intra 50M 720p25/50 */
145 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '2') }, /* AVC-Intra 50M 1080p25/50 */
146 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '3') }, /* AVC-Intra 50M 1080p24/30/60 */
147 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '5') }, /* AVC-Intra 50M 1080i50 */
148 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '6') }, /* AVC-Intra 50M 1080i60 */
149 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', 'p') }, /* AVC-Intra 100M 720p24/30/60 */
150 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', 'q') }, /* AVC-Intra 100M 720p25/50 */
151 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '2') }, /* AVC-Intra 100M 1080p25/50 */
152 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '3') }, /* AVC-Intra 100M 1080p24/30/60 */
153 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '5') }, /* AVC-Intra 100M 1080i50 */
154 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '6') }, /* AVC-Intra 100M 1080i60 */
155 { AV_CODEC_ID_H264, MKTAG('A', 'V', 'i', 'n') }, /* AVC-Intra with implicit SPS/PPS */
156 { AV_CODEC_ID_H264, MKTAG('a', 'i', 'v', 'x') }, /* XAVC 4:2:2 10bit */
157
158 { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', '1', 'v', '1') }, /* Apple MPEG-1 Camcorder */
159 { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', 'p', 'e', 'g') }, /* MPEG */
160 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', '2', 'v', '1') }, /* Apple MPEG-2 Camcorder */
161 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '1') }, /* MPEG2 HDV 720p30 */
162 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '2') }, /* MPEG2 HDV 1080i60 */
163 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '3') }, /* MPEG2 HDV 1080i50 */
164 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '4') }, /* MPEG2 HDV 720p24 */
165 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '5') }, /* MPEG2 HDV 720p25 */
166 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '6') }, /* MPEG2 HDV 1080p24 */
167 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '7') }, /* MPEG2 HDV 1080p25 */
168 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '8') }, /* MPEG2 HDV 1080p30 */
169 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '9') }, /* MPEG2 HDV 720p60 JVC */
170 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', 'a') }, /* MPEG2 HDV 720p50 */
171 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'n') }, /* MPEG2 IMX NTSC 525/60 50mb/s produced by FCP */
172 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'p') }, /* MPEG2 IMX PAL 625/50 50mb/s produced by FCP */
173 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '4', 'n') }, /* MPEG2 IMX NTSC 525/60 40mb/s produced by FCP */
174 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '4', 'p') }, /* MPEG2 IMX PAL 625/50 40mb/s produced by FCP */
175 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'n') }, /* MPEG2 IMX NTSC 525/60 30mb/s produced by FCP */
176 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'p') }, /* MPEG2 IMX PAL 625/50 30mb/s produced by FCP */
177 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '1') }, /* XDCAM HD422 720p30 CBR */
178 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '4') }, /* XDCAM HD422 720p24 CBR */
179 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '5') }, /* XDCAM HD422 720p25 CBR */
180 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '9') }, /* XDCAM HD422 720p60 CBR */
181 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'a') }, /* XDCAM HD422 720p50 CBR */
182 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'b') }, /* XDCAM HD422 1080i60 CBR */
183 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'c') }, /* XDCAM HD422 1080i50 CBR */
184 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'd') }, /* XDCAM HD422 1080p24 CBR */
185 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'e') }, /* XDCAM HD422 1080p25 CBR */
186 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'f') }, /* XDCAM HD422 1080p30 CBR */
187 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '1') }, /* XDCAM EX 720p30 VBR */
188 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '2') }, /* XDCAM HD 1080i60 */
189 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '3') }, /* XDCAM HD 1080i50 VBR */
190 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '4') }, /* XDCAM EX 720p24 VBR */
191 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '5') }, /* XDCAM EX 720p25 VBR */
192 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '6') }, /* XDCAM HD 1080p24 VBR */
193 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '7') }, /* XDCAM HD 1080p25 VBR */
194 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '8') }, /* XDCAM HD 1080p30 VBR */
195 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '9') }, /* XDCAM EX 720p60 VBR */
196 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'a') }, /* XDCAM EX 720p50 VBR */
197 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'b') }, /* XDCAM EX 1080i60 VBR */
198 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'c') }, /* XDCAM EX 1080i50 VBR */
199 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'd') }, /* XDCAM EX 1080p24 VBR */
200 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'e') }, /* XDCAM EX 1080p25 VBR */
201 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'f') }, /* XDCAM EX 1080p30 VBR */
202 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', 'd') }, /* XDCAM HD 540p */
203 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', '2') }, /* XDCAM HD422 540p */
204 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('A', 'V', 'm', 'p') }, /* AVID IMX PAL */
205
206 { AV_CODEC_ID_JPEG2000, MKTAG('m', 'j', 'p', '2') }, /* JPEG 2000 produced by FCP */
207
208 { AV_CODEC_ID_TARGA, MKTAG('t', 'g', 'a', ' ') }, /* Truevision Targa */
209 { AV_CODEC_ID_TIFF, MKTAG('t', 'i', 'f', 'f') }, /* TIFF embedded in MOV */
210 { AV_CODEC_ID_GIF, MKTAG('g', 'i', 'f', ' ') }, /* embedded gif files as frames (usually one "click to play movie" frame) */
211 { AV_CODEC_ID_PNG, MKTAG('p', 'n', 'g', ' ') },
212
213 { AV_CODEC_ID_VC1, MKTAG('v', 'c', '-', '1') }, /* SMPTE RP 2025 */
214 { AV_CODEC_ID_CAVS, MKTAG('a', 'v', 's', '2') },
215
216 { AV_CODEC_ID_DIRAC, MKTAG('d', 'r', 'a', 'c') },
217 { AV_CODEC_ID_DNXHD, MKTAG('A', 'V', 'd', 'n') }, /* AVID DNxHD */
218 { AV_CODEC_ID_H263, MKTAG('H', '2', '6', '3') },
219 { AV_CODEC_ID_MSMPEG4V3, MKTAG('3', 'I', 'V', 'D') }, /* 3ivx DivX Doctor */
220 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', '1', 'x') }, /* AVID 1:1x */
221 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', 'u', 'p') },
222 { AV_CODEC_ID_SGI, MKTAG('s', 'g', 'i', ' ') }, /* SGI */
223 { AV_CODEC_ID_DPX, MKTAG('d', 'p', 'x', ' ') }, /* DPX */
224
225 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'h') }, /* Apple ProRes 422 High Quality */
226 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'n') }, /* Apple ProRes 422 Standard Definition */
227 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 's') }, /* Apple ProRes 422 LT */
228 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'o') }, /* Apple ProRes 422 Proxy */
229 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', '4', 'h') }, /* Apple ProRes 4444 */
230
231 { AV_CODEC_ID_AIC, MKTAG('i', 'c', 'o', 'd') },
232
233 { AV_CODEC_ID_NONE, 0 },
234 };
235
236 const AVCodecTag ff_codec_movaudio_tags[] = {
237 { AV_CODEC_ID_AAC, MKTAG('m', 'p', '4', 'a') },
238 { AV_CODEC_ID_AC3, MKTAG('a', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F */
239 { AV_CODEC_ID_AC3, MKTAG('s', 'a', 'c', '3') }, /* Nero Recode */
240 { AV_CODEC_ID_ADPCM_IMA_QT, MKTAG('i', 'm', 'a', '4') },
241 { AV_CODEC_ID_ALAC, MKTAG('a', 'l', 'a', 'c') },
242 { AV_CODEC_ID_AMR_NB, MKTAG('s', 'a', 'm', 'r') }, /* AMR-NB 3gp */
243 { AV_CODEC_ID_AMR_WB, MKTAG('s', 'a', 'w', 'b') }, /* AMR-WB 3gp */
244 { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'c') }, /* DTS formats prior to DTS-HD */
245 { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'h') }, /* DTS-HD audio formats */
246 { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'l') }, /* DTS-HD Lossless formats */
247 { AV_CODEC_ID_DTS, MKTAG('D', 'T', 'S', ' ') }, /* non-standard */
248 { AV_CODEC_ID_EAC3, MKTAG('e', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F (only valid in ISOBMFF) */
249 { AV_CODEC_ID_DVAUDIO, MKTAG('v', 'd', 'v', 'a') },
250 { AV_CODEC_ID_DVAUDIO, MKTAG('d', 'v', 'c', 'a') },
251 { AV_CODEC_ID_GSM, MKTAG('a', 'g', 's', 'm') },
252 { AV_CODEC_ID_ILBC, MKTAG('i', 'l', 'b', 'c') },
253 { AV_CODEC_ID_MACE3, MKTAG('M', 'A', 'C', '3') },
254 { AV_CODEC_ID_MACE6, MKTAG('M', 'A', 'C', '6') },
255 { AV_CODEC_ID_MP1, MKTAG('.', 'm', 'p', '1') },
256 { AV_CODEC_ID_MP2, MKTAG('.', 'm', 'p', '2') },
257 { AV_CODEC_ID_MP3, MKTAG('.', 'm', 'p', '3') },
258 { AV_CODEC_ID_MP3, 0x6D730055 },
259 { AV_CODEC_ID_NELLYMOSER, MKTAG('n', 'm', 'o', 's') }, /* Flash Media Server */
260 { AV_CODEC_ID_PCM_ALAW, MKTAG('a', 'l', 'a', 'w') },
261 { AV_CODEC_ID_PCM_F32BE, MKTAG('f', 'l', '3', '2') },
262 { AV_CODEC_ID_PCM_F32LE, MKTAG('f', 'l', '3', '2') },
263 { AV_CODEC_ID_PCM_F64BE, MKTAG('f', 'l', '6', '4') },
264 { AV_CODEC_ID_PCM_F64LE, MKTAG('f', 'l', '6', '4') },
265 { AV_CODEC_ID_PCM_MULAW, MKTAG('u', 'l', 'a', 'w') },
266 { AV_CODEC_ID_PCM_S16BE, MKTAG('t', 'w', 'o', 's') },
267 { AV_CODEC_ID_PCM_S16LE, MKTAG('s', 'o', 'w', 't') },
268 { AV_CODEC_ID_PCM_S16LE, MKTAG('l', 'p', 'c', 'm') },
269 { AV_CODEC_ID_PCM_S24BE, MKTAG('i', 'n', '2', '4') },
270 { AV_CODEC_ID_PCM_S24LE, MKTAG('i', 'n', '2', '4') },
271 { AV_CODEC_ID_PCM_S32BE, MKTAG('i', 'n', '3', '2') },
272 { AV_CODEC_ID_PCM_S32LE, MKTAG('i', 'n', '3', '2') },
273 { AV_CODEC_ID_PCM_S8, MKTAG('s', 'o', 'w', 't') },
274 { AV_CODEC_ID_PCM_U8, MKTAG('r', 'a', 'w', ' ') },
275 { AV_CODEC_ID_PCM_U8, MKTAG('N', 'O', 'N', 'E') },
276 { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'p') },
277 { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'q') },
278 { AV_CODEC_ID_QCELP, MKTAG('s', 'q', 'c', 'p') }, /* ISO Media fourcc */
279 { AV_CODEC_ID_QDM2, MKTAG('Q', 'D', 'M', '2') },
280 { AV_CODEC_ID_QDMC, MKTAG('Q', 'D', 'M', 'C') },
281 { AV_CODEC_ID_SPEEX, MKTAG('s', 'p', 'e', 'x') }, /* Flash Media Server */
282 { AV_CODEC_ID_WMAV2, MKTAG('W', 'M', 'A', '2') },
283 { AV_CODEC_ID_NONE, 0 },
284 };
285
286 const AVCodecTag ff_codec_movsubtitle_tags[] = {
287 { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'e', 'x', 't') },
288 { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'x', '3', 'g') },
289 { AV_CODEC_ID_NONE, 0 },
290 };
291
292 /* map numeric codes from mdhd atom to ISO 639 */
293 /* cf. QTFileFormat.pdf p253, qtff.pdf p205 */
294 /* http://developer.apple.com/documentation/mac/Text/Text-368.html */
295 /* deprecated by putting the code as 3*5bit ascii */
296 static const char mov_mdhd_language_map[][4] = {
297 /* 0-9 */
298 "eng", "fra", "ger", "ita", "dut", "sve", "spa", "dan", "por", "nor",
299 "heb", "jpn", "ara", "fin", "gre", "ice", "mlt", "tur", "hr "/*scr*/, "chi"/*ace?*/,
300 "urd", "hin", "tha", "kor", "lit", "pol", "hun", "est", "lav", "",
301 "fo ", "", "rus", "chi", "", "iri", "alb", "ron", "ces", "slk",
302 "slv", "yid", "sr ", "mac", "bul", "ukr", "bel", "uzb", "kaz", "aze",
303 /*?*/
304 "aze", "arm", "geo", "mol", "kir", "tgk", "tuk", "mon", "", "pus",
305 "kur", "kas", "snd", "tib", "nep", "san", "mar", "ben", "asm", "guj",
306 "pa ", "ori", "mal", "kan", "tam", "tel", "", "bur", "khm", "lao",
307 /* roman? arabic? */
308 "vie", "ind", "tgl", "may", "may", "amh", "tir", "orm", "som", "swa",
309 /*==rundi?*/
310 "", "run", "", "mlg", "epo", "", "", "", "", "",
311 /* 100 */
312 "", "", "", "", "", "", "", "", "", "",
313 "", "", "", "", "", "", "", "", "", "",
314 "", "", "", "", "", "", "", "", "wel", "baq",
315 "cat", "lat", "que", "grn", "aym", "tat", "uig", "dzo", "jav"
316 };
317
318 int ff_mov_iso639_to_lang(const char lang[4], int mp4)
319 {
320 int i, code = 0;
321
322 /* old way, only for QT? */
323 for (i = 0; lang[0] && !mp4 && i < FF_ARRAY_ELEMS(mov_mdhd_language_map); i++) {
324 if (!strcmp(lang, mov_mdhd_language_map[i]))
325 return i;
326 }
327 /* XXX:can we do that in mov too? */
328 if (!mp4)
329 return -1;
330 /* handle undefined as such */
331 if (lang[0] == '\0')
332 lang = "und";
333 /* 5bit ascii */
334 for (i = 0; i < 3; i++) {
335 uint8_t c = lang[i];
336 c -= 0x60;
337 if (c > 0x1f)
338 return -1;
339 code <<= 5;
340 code |= c;
341 }
342 return code;
343 }
344
345 int ff_mov_lang_to_iso639(unsigned code, char to[4])
346 {
347 int i;
348 memset(to, 0, 4);
349 /* is it the mangled iso code? */
350 /* see http://www.geocities.com/xhelmboyx/quicktime/formats/mp4-layout.txt */
351 if (code > 138) {
352 for (i = 2; i >= 0; i--) {
353 to[i] = 0x60 + (code & 0x1f);
354 code >>= 5;
355 }
356 return 1;
357 }
358 /* old fashion apple lang code */
359 if (code >= FF_ARRAY_ELEMS(mov_mdhd_language_map))
360 return 0;
361 if (!mov_mdhd_language_map[code][0])
362 return 0;
363 memcpy(to, mov_mdhd_language_map[code], 4);
364 return 1;
365 }
366
367 int ff_mp4_read_descr_len(AVIOContext *pb)
368 {
369 int len = 0;
370 int count = 4;
371 while (count--) {
372 int c = avio_r8(pb);
373 len = (len << 7) | (c & 0x7f);
374 if (!(c & 0x80))
375 break;
376 }
377 return len;
378 }
379
380 int ff_mp4_read_descr(AVFormatContext *fc, AVIOContext *pb, int *tag)
381 {
382 int len;
383 *tag = avio_r8(pb);
384 len = ff_mp4_read_descr_len(pb);
385 av_dlog(fc, "MPEG4 description: tag=0x%02x len=%d\n", *tag, len);
386 return len;
387 }
388
389 void ff_mp4_parse_es_descr(AVIOContext *pb, int *es_id)
390 {
391 int flags;
392 if (es_id) *es_id = avio_rb16(pb);
393 else avio_rb16(pb);
394 flags = avio_r8(pb);
395 if (flags & 0x80) //streamDependenceFlag
396 avio_rb16(pb);
397 if (flags & 0x40) { //URL_Flag
398 int len = avio_r8(pb);
399 avio_skip(pb, len);
400 }
401 if (flags & 0x20) //OCRstreamFlag
402 avio_rb16(pb);
403 }
404
405 static const AVCodecTag mp4_audio_types[] = {
406 { AV_CODEC_ID_MP3ON4, AOT_PS }, /* old mp3on4 draft */
407 { AV_CODEC_ID_MP3ON4, AOT_L1 }, /* layer 1 */
408 { AV_CODEC_ID_MP3ON4, AOT_L2 }, /* layer 2 */
409 { AV_CODEC_ID_MP3ON4, AOT_L3 }, /* layer 3 */
410 { AV_CODEC_ID_MP4ALS, AOT_ALS }, /* MPEG-4 ALS */
411 { AV_CODEC_ID_NONE, AOT_NULL },
412 };
413
414 int ff_mp4_read_dec_config_descr(AVFormatContext *fc, AVStream *st, AVIOContext *pb)
415 {
416 int len, tag;
417 int object_type_id = avio_r8(pb);
418 avio_r8(pb); /* stream type */
419 avio_rb24(pb); /* buffer size db */
420 avio_rb32(pb); /* max bitrate */
421 avio_rb32(pb); /* avg bitrate */
422
423 st->codec->codec_id= ff_codec_get_id(ff_mp4_obj_type, object_type_id);
424 av_dlog(fc, "esds object type id 0x%02x\n", object_type_id);
425 len = ff_mp4_read_descr(fc, pb, &tag);
426 if (tag == MP4DecSpecificDescrTag) {
427 av_dlog(fc, "Specific MPEG4 header len=%d\n", len);
428 if (!len || (uint64_t)len > (1<<30))
429 return -1;
430 av_free(st->codec->extradata);
431 st->codec->extradata = av_mallocz(len + FF_INPUT_BUFFER_PADDING_SIZE);
432 if (!st->codec->extradata)
433 return AVERROR(ENOMEM);
434 avio_read(pb, st->codec->extradata, len);
435 st->codec->extradata_size = len;
436 if (st->codec->codec_id == AV_CODEC_ID_AAC) {
437 MPEG4AudioConfig cfg;
438 avpriv_mpeg4audio_get_config(&cfg, st->codec->extradata,
439 st->codec->extradata_size * 8, 1);
440 st->codec->channels = cfg.channels;
441 if (cfg.object_type == 29 && cfg.sampling_index < 3) // old mp3on4
442 st->codec->sample_rate = avpriv_mpa_freq_tab[cfg.sampling_index];
443 else if (cfg.ext_sample_rate)
444 st->codec->sample_rate = cfg.ext_sample_rate;
445 else
446 st->codec->sample_rate = cfg.sample_rate;
447 av_dlog(fc, "mp4a config channels %d obj %d ext obj %d "
448 "sample rate %d ext sample rate %d\n", st->codec->channels,
449 cfg.object_type, cfg.ext_object_type,
450 cfg.sample_rate, cfg.ext_sample_rate);
451 if (!(st->codec->codec_id = ff_codec_get_id(mp4_audio_types,
452 cfg.object_type)))
453 st->codec->codec_id = AV_CODEC_ID_AAC;
454 }
455 }
456 return 0;
457 }