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2ba45a60 DM |
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 FFmpeg. | |
8 | * | |
9 | * FFmpeg 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 | * FFmpeg 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 FFmpeg; 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 }, | |
f6fa7814 | 60 | { AV_CODEC_ID_EAC3 , 0xA6 }, |
2ba45a60 DM |
61 | { AV_CODEC_ID_DTS , 0xA9 }, /* mp4ra.org */ |
62 | { AV_CODEC_ID_VORBIS , 0xDD }, /* non standard, gpac uses it */ | |
63 | { AV_CODEC_ID_DVD_SUBTITLE, 0xE0 }, /* non standard, see unsupported-embedded-subs-2.mp4 */ | |
64 | { AV_CODEC_ID_QCELP , 0xE1 }, | |
65 | { AV_CODEC_ID_MPEG4SYSTEMS, 0x01 }, | |
66 | { AV_CODEC_ID_MPEG4SYSTEMS, 0x02 }, | |
67 | { AV_CODEC_ID_NONE , 0 }, | |
68 | }; | |
69 | ||
70 | const AVCodecTag ff_codec_movvideo_tags[] = { | |
71 | /* { AV_CODEC_ID_, MKTAG('I', 'V', '5', '0') }, *//* Indeo 5.0 */ | |
72 | ||
73 | { AV_CODEC_ID_RAWVIDEO, MKTAG('r', 'a', 'w', ' ') }, /* Uncompressed RGB */ | |
74 | { AV_CODEC_ID_RAWVIDEO, MKTAG('y', 'u', 'v', '2') }, /* Uncompressed YUV422 */ | |
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('b', 'x', 'b', 'g') }, /* BOXX */ | |
88 | { AV_CODEC_ID_RAWVIDEO, MKTAG('b', 'x', 'r', 'g') }, | |
89 | { AV_CODEC_ID_RAWVIDEO, MKTAG('b', 'x', 'y', 'v') }, | |
90 | { AV_CODEC_ID_RAWVIDEO, MKTAG('N', 'O', '1', '6') }, | |
91 | { AV_CODEC_ID_RAWVIDEO, MKTAG('D', 'V', 'O', 'O') }, /* Digital Voodoo SD 8 Bit */ | |
92 | { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', '2', '0') }, /* Radius DV YUV PAL */ | |
93 | { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', '1', '1') }, /* Radius DV YUV NTSC */ | |
94 | ||
95 | { AV_CODEC_ID_R10K, MKTAG('R', '1', '0', 'k') }, /* UNCOMPRESSED 10BIT RGB */ | |
96 | { AV_CODEC_ID_R10K, MKTAG('R', '1', '0', 'g') }, /* UNCOMPRESSED 10BIT RGB */ | |
97 | { AV_CODEC_ID_R210, MKTAG('r', '2', '1', '0') }, /* UNCOMPRESSED 10BIT RGB */ | |
98 | { AV_CODEC_ID_AVUI, MKTAG('A', 'V', 'U', 'I') }, /* AVID Uncompressed deinterleaved UYVY422 */ | |
99 | { AV_CODEC_ID_AVRP, MKTAG('A', 'V', 'r', 'p') }, /* Avid 1:1 10-bit RGB Packer */ | |
100 | { AV_CODEC_ID_AVRP, MKTAG('S', 'U', 'D', 'S') }, /* Avid DS Uncompressed */ | |
101 | { AV_CODEC_ID_V210, MKTAG('v', '2', '1', '0') }, /* UNCOMPRESSED 10BIT 4:2:2 */ | |
102 | { AV_CODEC_ID_V210, MKTAG('b', 'x', 'y', '2') }, /* BOXX 10BIT 4:2:2 */ | |
103 | { AV_CODEC_ID_V308, MKTAG('v', '3', '0', '8') }, /* UNCOMPRESSED 8BIT 4:4:4 */ | |
104 | { AV_CODEC_ID_V408, MKTAG('v', '4', '0', '8') }, /* UNCOMPRESSED 8BIT 4:4:4:4 */ | |
105 | { AV_CODEC_ID_V410, MKTAG('v', '4', '1', '0') }, /* UNCOMPRESSED 10BIT 4:4:4 */ | |
106 | { AV_CODEC_ID_Y41P, MKTAG('Y', '4', '1', 'P') }, /* UNCOMPRESSED 12BIT 4:1:1 */ | |
107 | { AV_CODEC_ID_YUV4, MKTAG('y', 'u', 'v', '4') }, /* libquicktime packed yuv420p */ | |
108 | { AV_CODEC_ID_TARGA_Y216, MKTAG('Y', '2', '1', '6') }, | |
109 | ||
110 | { AV_CODEC_ID_MJPEG, MKTAG('j', 'p', 'e', 'g') }, /* PhotoJPEG */ | |
111 | { AV_CODEC_ID_MJPEG, MKTAG('m', 'j', 'p', 'a') }, /* Motion-JPEG (format A) */ | |
112 | { AV_CODEC_ID_MJPEG, MKTAG('A', 'V', 'D', 'J') }, /* MJPEG with alpha-channel (AVID JFIF meridien compressed) */ | |
113 | /* { AV_CODEC_ID_MJPEG, MKTAG('A', 'V', 'R', 'n') }, *//* MJPEG with alpha-channel (AVID ABVB/Truevision NuVista) */ | |
114 | { AV_CODEC_ID_MJPEG, MKTAG('d', 'm', 'b', '1') }, /* Motion JPEG OpenDML */ | |
115 | { AV_CODEC_ID_MJPEGB, MKTAG('m', 'j', 'p', 'b') }, /* Motion-JPEG (format B) */ | |
116 | ||
117 | { AV_CODEC_ID_SVQ1, MKTAG('S', 'V', 'Q', '1') }, /* Sorenson Video v1 */ | |
118 | { AV_CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', '1') }, /* Sorenson Video v1 */ | |
119 | { AV_CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', 'i') }, /* Sorenson Video v1 (from QT specs)*/ | |
120 | { AV_CODEC_ID_SVQ3, MKTAG('S', 'V', 'Q', '3') }, /* Sorenson Video v3 */ | |
121 | ||
122 | { AV_CODEC_ID_MPEG4, MKTAG('m', 'p', '4', 'v') }, | |
123 | { AV_CODEC_ID_MPEG4, MKTAG('D', 'I', 'V', 'X') }, /* OpenDiVX *//* sample files at http://heroinewarrior.com/xmovie.php3 use this tag */ | |
124 | { AV_CODEC_ID_MPEG4, MKTAG('X', 'V', 'I', 'D') }, | |
125 | { AV_CODEC_ID_MPEG4, MKTAG('3', 'I', 'V', '2') }, /* experimental: 3IVX files before ivx D4 4.5.1 */ | |
126 | ||
127 | { AV_CODEC_ID_H263, MKTAG('h', '2', '6', '3') }, /* H263 */ | |
128 | { AV_CODEC_ID_H263, MKTAG('s', '2', '6', '3') }, /* H263 ?? works */ | |
129 | ||
130 | { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', 'p') }, /* DV PAL */ | |
131 | { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', ' ') }, /* DV NTSC */ | |
132 | { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'p', 'p') }, /* DVCPRO PAL produced by FCP */ | |
133 | { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'p') }, /* DVCPRO50 PAL produced by FCP */ | |
134 | { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'n') }, /* DVCPRO50 NTSC produced by FCP */ | |
135 | { AV_CODEC_ID_DVVIDEO, MKTAG('A', 'V', 'd', 'v') }, /* AVID DV */ | |
136 | { AV_CODEC_ID_DVVIDEO, MKTAG('A', 'V', 'd', '1') }, /* AVID DV100 */ | |
137 | { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'q') }, /* DVCPRO HD 720p50 */ | |
138 | { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'p') }, /* DVCPRO HD 720p60 */ | |
139 | { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '1') }, | |
140 | { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '2') }, | |
141 | { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '4') }, | |
142 | { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '5') }, /* DVCPRO HD 50i produced by FCP */ | |
143 | { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '6') }, /* DVCPRO HD 60i produced by FCP */ | |
144 | { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '3') }, /* DVCPRO HD 30p produced by FCP */ | |
145 | ||
146 | { AV_CODEC_ID_VP3, MKTAG('V', 'P', '3', '1') }, /* On2 VP3 */ | |
147 | { AV_CODEC_ID_RPZA, MKTAG('r', 'p', 'z', 'a') }, /* Apple Video (RPZA) */ | |
148 | { AV_CODEC_ID_CINEPAK, MKTAG('c', 'v', 'i', 'd') }, /* Cinepak */ | |
149 | { AV_CODEC_ID_8BPS, MKTAG('8', 'B', 'P', 'S') }, /* Planar RGB (8BPS) */ | |
150 | { AV_CODEC_ID_SMC, MKTAG('s', 'm', 'c', ' ') }, /* Apple Graphics (SMC) */ | |
151 | { AV_CODEC_ID_QTRLE, MKTAG('r', 'l', 'e', ' ') }, /* Apple Animation (RLE) */ | |
152 | { AV_CODEC_ID_SGIRLE, MKTAG('r', 'l', 'e', '1') }, /* SGI RLE 8-bit */ | |
153 | { AV_CODEC_ID_MSRLE, MKTAG('W', 'R', 'L', 'E') }, | |
154 | { AV_CODEC_ID_QDRAW, MKTAG('q', 'd', 'r', 'w') }, /* QuickDraw */ | |
155 | ||
156 | { AV_CODEC_ID_RAWVIDEO, MKTAG('W', 'R', 'A', 'W') }, | |
157 | ||
158 | { AV_CODEC_ID_HEVC, MKTAG('h', 'e', 'v', '1') }, /* HEVC/H.265 which indicates parameter sets may be in ES */ | |
159 | { AV_CODEC_ID_HEVC, MKTAG('h', 'v', 'c', '1') }, /* HEVC/H.265 which indicates parameter sets shall not be in ES */ | |
160 | ||
161 | { AV_CODEC_ID_H264, MKTAG('a', 'v', 'c', '1') }, /* AVC-1/H.264 */ | |
162 | { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', 'p') }, /* AVC-Intra 50M 720p24/30/60 */ | |
163 | { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', 'q') }, /* AVC-Intra 50M 720p25/50 */ | |
164 | { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '2') }, /* AVC-Intra 50M 1080p25/50 */ | |
165 | { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '3') }, /* AVC-Intra 50M 1080p24/30/60 */ | |
166 | { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '5') }, /* AVC-Intra 50M 1080i50 */ | |
167 | { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '6') }, /* AVC-Intra 50M 1080i60 */ | |
168 | { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', 'p') }, /* AVC-Intra 100M 720p24/30/60 */ | |
169 | { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', 'q') }, /* AVC-Intra 100M 720p25/50 */ | |
170 | { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '2') }, /* AVC-Intra 100M 1080p25/50 */ | |
171 | { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '3') }, /* AVC-Intra 100M 1080p24/30/60 */ | |
172 | { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '5') }, /* AVC-Intra 100M 1080i50 */ | |
173 | { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '6') }, /* AVC-Intra 100M 1080i60 */ | |
174 | { AV_CODEC_ID_H264, MKTAG('A', 'V', 'i', 'n') }, /* AVC-Intra with implicit SPS/PPS */ | |
175 | { AV_CODEC_ID_H264, MKTAG('a', 'i', 'v', 'x') }, /* XAVC 4:2:2 10bit */ | |
176 | ||
177 | { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', '1', 'v', ' ') }, | |
178 | { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', '1', 'v', '1') }, /* Apple MPEG-1 Camcorder */ | |
179 | { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', 'p', 'e', 'g') }, /* MPEG */ | |
180 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', '2', 'v', '1') }, /* Apple MPEG-2 Camcorder */ | |
181 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '1') }, /* MPEG2 HDV 720p30 */ | |
182 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '2') }, /* MPEG2 HDV 1080i60 */ | |
183 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '3') }, /* MPEG2 HDV 1080i50 */ | |
184 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '4') }, /* MPEG2 HDV 720p24 */ | |
185 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '5') }, /* MPEG2 HDV 720p25 */ | |
186 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '6') }, /* MPEG2 HDV 1080p24 */ | |
187 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '7') }, /* MPEG2 HDV 1080p25 */ | |
188 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '8') }, /* MPEG2 HDV 1080p30 */ | |
189 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '9') }, /* MPEG2 HDV 720p60 JVC */ | |
190 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', 'a') }, /* MPEG2 HDV 720p50 */ | |
191 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'n') }, /* MPEG2 IMX NTSC 525/60 50mb/s produced by FCP */ | |
192 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'p') }, /* MPEG2 IMX PAL 625/50 50mb/s produced by FCP */ | |
193 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '4', 'n') }, /* MPEG2 IMX NTSC 525/60 40mb/s produced by FCP */ | |
194 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '4', 'p') }, /* MPEG2 IMX PAL 625/50 40mb/s produced by FCP */ | |
195 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'n') }, /* MPEG2 IMX NTSC 525/60 30mb/s produced by FCP */ | |
196 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'p') }, /* MPEG2 IMX PAL 625/50 30mb/s produced by FCP */ | |
197 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '1') }, /* XDCAM HD422 720p30 CBR */ | |
198 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '4') }, /* XDCAM HD422 720p24 CBR */ | |
199 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '5') }, /* XDCAM HD422 720p25 CBR */ | |
200 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '9') }, /* XDCAM HD422 720p60 CBR */ | |
201 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'a') }, /* XDCAM HD422 720p50 CBR */ | |
202 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'b') }, /* XDCAM HD422 1080i60 CBR */ | |
203 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'c') }, /* XDCAM HD422 1080i50 CBR */ | |
204 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'd') }, /* XDCAM HD422 1080p24 CBR */ | |
205 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'e') }, /* XDCAM HD422 1080p25 CBR */ | |
206 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'f') }, /* XDCAM HD422 1080p30 CBR */ | |
207 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '1') }, /* XDCAM EX 720p30 VBR */ | |
208 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '2') }, /* XDCAM HD 1080i60 */ | |
209 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '3') }, /* XDCAM HD 1080i50 VBR */ | |
210 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '4') }, /* XDCAM EX 720p24 VBR */ | |
211 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '5') }, /* XDCAM EX 720p25 VBR */ | |
212 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '6') }, /* XDCAM HD 1080p24 VBR */ | |
213 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '7') }, /* XDCAM HD 1080p25 VBR */ | |
214 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '8') }, /* XDCAM HD 1080p30 VBR */ | |
215 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '9') }, /* XDCAM EX 720p60 VBR */ | |
216 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'a') }, /* XDCAM EX 720p50 VBR */ | |
217 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'b') }, /* XDCAM EX 1080i60 VBR */ | |
218 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'c') }, /* XDCAM EX 1080i50 VBR */ | |
219 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'd') }, /* XDCAM EX 1080p24 VBR */ | |
220 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'e') }, /* XDCAM EX 1080p25 VBR */ | |
221 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'f') }, /* XDCAM EX 1080p30 VBR */ | |
222 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', 'd') }, /* XDCAM HD 540p */ | |
223 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', '2') }, /* XDCAM HD422 540p */ | |
224 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('A', 'V', 'm', 'p') }, /* AVID IMX PAL */ | |
225 | { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'p', '2', 'v') }, /* FCP5 */ | |
226 | ||
227 | { AV_CODEC_ID_JPEG2000, MKTAG('m', 'j', 'p', '2') }, /* JPEG 2000 produced by FCP */ | |
228 | ||
229 | { AV_CODEC_ID_TARGA, MKTAG('t', 'g', 'a', ' ') }, /* Truevision Targa */ | |
230 | { AV_CODEC_ID_TIFF, MKTAG('t', 'i', 'f', 'f') }, /* TIFF embedded in MOV */ | |
231 | { AV_CODEC_ID_GIF, MKTAG('g', 'i', 'f', ' ') }, /* embedded gif files as frames (usually one "click to play movie" frame) */ | |
232 | { AV_CODEC_ID_PNG, MKTAG('p', 'n', 'g', ' ') }, | |
233 | { AV_CODEC_ID_PNG, MKTAG('M', 'N', 'G', ' ') }, | |
234 | ||
235 | { AV_CODEC_ID_VC1, MKTAG('v', 'c', '-', '1') }, /* SMPTE RP 2025 */ | |
236 | { AV_CODEC_ID_CAVS, MKTAG('a', 'v', 's', '2') }, | |
237 | ||
238 | { AV_CODEC_ID_DIRAC, MKTAG('d', 'r', 'a', 'c') }, | |
239 | { AV_CODEC_ID_DNXHD, MKTAG('A', 'V', 'd', 'n') }, /* AVID DNxHD */ | |
240 | { AV_CODEC_ID_H263, MKTAG('H', '2', '6', '3') }, | |
241 | { AV_CODEC_ID_MSMPEG4V3, MKTAG('3', 'I', 'V', 'D') }, /* 3ivx DivX Doctor */ | |
242 | { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', '1', 'x') }, /* AVID 1:1x */ | |
243 | { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', 'u', 'p') }, | |
244 | { AV_CODEC_ID_SGI, MKTAG('s', 'g', 'i', ' ') }, /* SGI */ | |
245 | { AV_CODEC_ID_DPX, MKTAG('d', 'p', 'x', ' ') }, /* DPX */ | |
246 | { AV_CODEC_ID_EXR, MKTAG('e', 'x', 'r', ' ') }, /* OpenEXR */ | |
247 | ||
248 | { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'h') }, /* Apple ProRes 422 High Quality */ | |
249 | { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'n') }, /* Apple ProRes 422 Standard Definition */ | |
250 | { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 's') }, /* Apple ProRes 422 LT */ | |
251 | { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'o') }, /* Apple ProRes 422 Proxy */ | |
252 | { AV_CODEC_ID_PRORES, MKTAG('a', 'p', '4', 'h') }, /* Apple ProRes 4444 */ | |
253 | { AV_CODEC_ID_FLIC, MKTAG('f', 'l', 'i', 'c') }, | |
254 | ||
255 | { AV_CODEC_ID_AIC, MKTAG('i', 'c', 'o', 'd') }, | |
256 | ||
257 | { AV_CODEC_ID_NONE, 0 }, | |
258 | }; | |
259 | ||
260 | const AVCodecTag ff_codec_movaudio_tags[] = { | |
261 | { AV_CODEC_ID_AAC, MKTAG('m', 'p', '4', 'a') }, | |
262 | { AV_CODEC_ID_AC3, MKTAG('a', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F */ | |
263 | { AV_CODEC_ID_AC3, MKTAG('s', 'a', 'c', '3') }, /* Nero Recode */ | |
264 | { AV_CODEC_ID_ADPCM_IMA_QT, MKTAG('i', 'm', 'a', '4') }, | |
265 | { AV_CODEC_ID_ALAC, MKTAG('a', 'l', 'a', 'c') }, | |
266 | { AV_CODEC_ID_AMR_NB, MKTAG('s', 'a', 'm', 'r') }, /* AMR-NB 3gp */ | |
267 | { AV_CODEC_ID_AMR_WB, MKTAG('s', 'a', 'w', 'b') }, /* AMR-WB 3gp */ | |
268 | { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'c') }, /* DTS formats prior to DTS-HD */ | |
269 | { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'h') }, /* DTS-HD audio formats */ | |
270 | { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'l') }, /* DTS-HD Lossless formats */ | |
271 | { AV_CODEC_ID_DTS, MKTAG('D', 'T', 'S', ' ') }, /* non-standard */ | |
272 | { AV_CODEC_ID_EAC3, MKTAG('e', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F (only valid in ISOBMFF) */ | |
273 | { AV_CODEC_ID_DVAUDIO, MKTAG('v', 'd', 'v', 'a') }, | |
274 | { AV_CODEC_ID_DVAUDIO, MKTAG('d', 'v', 'c', 'a') }, | |
275 | { AV_CODEC_ID_GSM, MKTAG('a', 'g', 's', 'm') }, | |
276 | { AV_CODEC_ID_ILBC, MKTAG('i', 'l', 'b', 'c') }, | |
277 | { AV_CODEC_ID_MACE3, MKTAG('M', 'A', 'C', '3') }, | |
278 | { AV_CODEC_ID_MACE6, MKTAG('M', 'A', 'C', '6') }, | |
279 | { AV_CODEC_ID_MP1, MKTAG('.', 'm', 'p', '1') }, | |
280 | { AV_CODEC_ID_MP2, MKTAG('.', 'm', 'p', '2') }, | |
281 | { AV_CODEC_ID_MP3, MKTAG('.', 'm', 'p', '3') }, | |
282 | { AV_CODEC_ID_MP3, 0x6D730055 }, | |
283 | { AV_CODEC_ID_NELLYMOSER, MKTAG('n', 'm', 'o', 's') }, /* Flash Media Server */ | |
284 | { AV_CODEC_ID_PCM_ALAW, MKTAG('a', 'l', 'a', 'w') }, | |
285 | { AV_CODEC_ID_PCM_F32BE, MKTAG('f', 'l', '3', '2') }, | |
286 | { AV_CODEC_ID_PCM_F32LE, MKTAG('f', 'l', '3', '2') }, | |
287 | { AV_CODEC_ID_PCM_F64BE, MKTAG('f', 'l', '6', '4') }, | |
288 | { AV_CODEC_ID_PCM_F64LE, MKTAG('f', 'l', '6', '4') }, | |
289 | { AV_CODEC_ID_PCM_MULAW, MKTAG('u', 'l', 'a', 'w') }, | |
290 | { AV_CODEC_ID_PCM_S16BE, MKTAG('t', 'w', 'o', 's') }, | |
291 | { AV_CODEC_ID_PCM_S16LE, MKTAG('s', 'o', 'w', 't') }, | |
292 | { AV_CODEC_ID_PCM_S16BE, MKTAG('l', 'p', 'c', 'm') }, | |
293 | { AV_CODEC_ID_PCM_S16LE, MKTAG('l', 'p', 'c', 'm') }, | |
294 | { AV_CODEC_ID_PCM_S24BE, MKTAG('i', 'n', '2', '4') }, | |
295 | { AV_CODEC_ID_PCM_S24LE, MKTAG('i', 'n', '2', '4') }, | |
296 | { AV_CODEC_ID_PCM_S32BE, MKTAG('i', 'n', '3', '2') }, | |
297 | { AV_CODEC_ID_PCM_S32LE, MKTAG('i', 'n', '3', '2') }, | |
298 | { AV_CODEC_ID_PCM_S8, MKTAG('s', 'o', 'w', 't') }, | |
299 | { AV_CODEC_ID_PCM_U8, MKTAG('r', 'a', 'w', ' ') }, | |
300 | { AV_CODEC_ID_PCM_U8, MKTAG('N', 'O', 'N', 'E') }, | |
301 | { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'p') }, | |
302 | { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'q') }, | |
303 | { AV_CODEC_ID_QCELP, MKTAG('s', 'q', 'c', 'p') }, /* ISO Media fourcc */ | |
304 | { AV_CODEC_ID_QDM2, MKTAG('Q', 'D', 'M', '2') }, | |
305 | { AV_CODEC_ID_QDMC, MKTAG('Q', 'D', 'M', 'C') }, | |
306 | { AV_CODEC_ID_SPEEX, MKTAG('s', 'p', 'e', 'x') }, /* Flash Media Server */ | |
307 | { AV_CODEC_ID_SPEEX, MKTAG('S', 'P', 'X', 'N') }, /* ZygoAudio (quality 10 mode) */ | |
308 | { AV_CODEC_ID_WMAV2, MKTAG('W', 'M', 'A', '2') }, | |
309 | { AV_CODEC_ID_EVRC, MKTAG('s', 'e', 'v', 'c') }, /* 3GPP2 */ | |
310 | { AV_CODEC_ID_SMV, MKTAG('s', 's', 'm', 'v') }, /* 3GPP2 */ | |
311 | { AV_CODEC_ID_NONE, 0 }, | |
312 | }; | |
313 | ||
314 | const AVCodecTag ff_codec_movsubtitle_tags[] = { | |
315 | { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'e', 'x', 't') }, | |
316 | { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'x', '3', 'g') }, | |
317 | { AV_CODEC_ID_EIA_608, MKTAG('c', '6', '0', '8') }, | |
318 | { AV_CODEC_ID_NONE, 0 }, | |
319 | }; | |
320 | ||
321 | /* map numeric codes from mdhd atom to ISO 639 */ | |
322 | /* cf. QTFileFormat.pdf p253, qtff.pdf p205 */ | |
323 | /* http://developer.apple.com/documentation/mac/Text/Text-368.html */ | |
324 | /* deprecated by putting the code as 3*5bit ascii */ | |
325 | static const char mov_mdhd_language_map[][4] = { | |
326 | /* 0-9 */ | |
327 | "eng", "fra", "ger", "ita", "dut", "sve", "spa", "dan", "por", "nor", | |
328 | "heb", "jpn", "ara", "fin", "gre", "ice", "mlt", "tur", "hr "/*scr*/, "chi"/*ace?*/, | |
329 | "urd", "hin", "tha", "kor", "lit", "pol", "hun", "est", "lav", "", | |
330 | "fo ", "", "rus", "chi", "", "iri", "alb", "ron", "ces", "slk", | |
331 | "slv", "yid", "sr ", "mac", "bul", "ukr", "bel", "uzb", "kaz", "aze", | |
332 | /*?*/ | |
333 | "aze", "arm", "geo", "mol", "kir", "tgk", "tuk", "mon", "", "pus", | |
334 | "kur", "kas", "snd", "tib", "nep", "san", "mar", "ben", "asm", "guj", | |
335 | "pa ", "ori", "mal", "kan", "tam", "tel", "", "bur", "khm", "lao", | |
336 | /* roman? arabic? */ | |
337 | "vie", "ind", "tgl", "may", "may", "amh", "tir", "orm", "som", "swa", | |
338 | /*==rundi?*/ | |
339 | "", "run", "", "mlg", "epo", "", "", "", "", "", | |
340 | /* 100 */ | |
341 | "", "", "", "", "", "", "", "", "", "", | |
342 | "", "", "", "", "", "", "", "", "", "", | |
343 | "", "", "", "", "", "", "", "", "wel", "baq", | |
344 | "cat", "lat", "que", "grn", "aym", "tat", "uig", "dzo", "jav" | |
345 | }; | |
346 | ||
347 | int ff_mov_iso639_to_lang(const char lang[4], int mp4) | |
348 | { | |
349 | int i, code = 0; | |
350 | ||
351 | /* old way, only for QT? */ | |
352 | for (i = 0; lang[0] && !mp4 && i < FF_ARRAY_ELEMS(mov_mdhd_language_map); i++) { | |
353 | if (!strcmp(lang, mov_mdhd_language_map[i])) | |
354 | return i; | |
355 | } | |
356 | /* XXX:can we do that in mov too? */ | |
357 | if (!mp4) | |
358 | return -1; | |
359 | /* handle undefined as such */ | |
360 | if (lang[0] == '\0') | |
361 | lang = "und"; | |
362 | /* 5bit ascii */ | |
363 | for (i = 0; i < 3; i++) { | |
364 | uint8_t c = lang[i]; | |
365 | c -= 0x60; | |
366 | if (c > 0x1f) | |
367 | return -1; | |
368 | code <<= 5; | |
369 | code |= c; | |
370 | } | |
371 | return code; | |
372 | } | |
373 | ||
374 | int ff_mov_lang_to_iso639(unsigned code, char to[4]) | |
375 | { | |
376 | int i; | |
377 | memset(to, 0, 4); | |
378 | /* is it the mangled iso code? */ | |
379 | /* see http://www.geocities.com/xhelmboyx/quicktime/formats/mp4-layout.txt */ | |
380 | if (code >= 0x400 && code != 0x7fff) { | |
381 | for (i = 2; i >= 0; i--) { | |
382 | to[i] = 0x60 + (code & 0x1f); | |
383 | code >>= 5; | |
384 | } | |
385 | return 1; | |
386 | } | |
387 | /* old fashion apple lang code */ | |
388 | if (code >= FF_ARRAY_ELEMS(mov_mdhd_language_map)) | |
389 | return 0; | |
390 | if (!mov_mdhd_language_map[code][0]) | |
391 | return 0; | |
392 | memcpy(to, mov_mdhd_language_map[code], 4); | |
393 | return 1; | |
394 | } | |
395 | ||
396 | int ff_mp4_read_descr_len(AVIOContext *pb) | |
397 | { | |
398 | int len = 0; | |
399 | int count = 4; | |
400 | while (count--) { | |
401 | int c = avio_r8(pb); | |
402 | len = (len << 7) | (c & 0x7f); | |
403 | if (!(c & 0x80)) | |
404 | break; | |
405 | } | |
406 | return len; | |
407 | } | |
408 | ||
409 | int ff_mp4_read_descr(AVFormatContext *fc, AVIOContext *pb, int *tag) | |
410 | { | |
411 | int len; | |
412 | *tag = avio_r8(pb); | |
413 | len = ff_mp4_read_descr_len(pb); | |
414 | av_dlog(fc, "MPEG4 description: tag=0x%02x len=%d\n", *tag, len); | |
415 | return len; | |
416 | } | |
417 | ||
418 | void ff_mp4_parse_es_descr(AVIOContext *pb, int *es_id) | |
419 | { | |
420 | int flags; | |
421 | if (es_id) *es_id = avio_rb16(pb); | |
422 | else avio_rb16(pb); | |
423 | flags = avio_r8(pb); | |
424 | if (flags & 0x80) //streamDependenceFlag | |
425 | avio_rb16(pb); | |
426 | if (flags & 0x40) { //URL_Flag | |
427 | int len = avio_r8(pb); | |
428 | avio_skip(pb, len); | |
429 | } | |
430 | if (flags & 0x20) //OCRstreamFlag | |
431 | avio_rb16(pb); | |
432 | } | |
433 | ||
434 | static const AVCodecTag mp4_audio_types[] = { | |
435 | { AV_CODEC_ID_MP3ON4, AOT_PS }, /* old mp3on4 draft */ | |
436 | { AV_CODEC_ID_MP3ON4, AOT_L1 }, /* layer 1 */ | |
437 | { AV_CODEC_ID_MP3ON4, AOT_L2 }, /* layer 2 */ | |
438 | { AV_CODEC_ID_MP3ON4, AOT_L3 }, /* layer 3 */ | |
439 | { AV_CODEC_ID_MP4ALS, AOT_ALS }, /* MPEG-4 ALS */ | |
440 | { AV_CODEC_ID_NONE, AOT_NULL }, | |
441 | }; | |
442 | ||
443 | int ff_mp4_read_dec_config_descr(AVFormatContext *fc, AVStream *st, AVIOContext *pb) | |
444 | { | |
445 | enum AVCodecID codec_id; | |
446 | int len, tag; | |
447 | int ret; | |
448 | int object_type_id = avio_r8(pb); | |
449 | avio_r8(pb); /* stream type */ | |
450 | avio_rb24(pb); /* buffer size db */ | |
451 | avio_rb32(pb); /* max bitrate */ | |
452 | avio_rb32(pb); /* avg bitrate */ | |
453 | ||
454 | if(avcodec_is_open(st->codec)) { | |
455 | av_log(fc, AV_LOG_DEBUG, "codec open in read_dec_config_descr\n"); | |
456 | return -1; | |
457 | } | |
458 | ||
459 | codec_id= ff_codec_get_id(ff_mp4_obj_type, object_type_id); | |
460 | if (codec_id) | |
461 | st->codec->codec_id= codec_id; | |
462 | av_dlog(fc, "esds object type id 0x%02x\n", object_type_id); | |
463 | len = ff_mp4_read_descr(fc, pb, &tag); | |
464 | if (tag == MP4DecSpecificDescrTag) { | |
465 | av_dlog(fc, "Specific MPEG4 header len=%d\n", len); | |
466 | if (!len || (uint64_t)len > (1<<30)) | |
467 | return -1; | |
468 | av_free(st->codec->extradata); | |
469 | if ((ret = ff_get_extradata(st->codec, pb, len)) < 0) | |
470 | return ret; | |
471 | if (st->codec->codec_id == AV_CODEC_ID_AAC) { | |
472 | MPEG4AudioConfig cfg = {0}; | |
473 | avpriv_mpeg4audio_get_config(&cfg, st->codec->extradata, | |
474 | st->codec->extradata_size * 8, 1); | |
475 | st->codec->channels = cfg.channels; | |
476 | if (cfg.object_type == 29 && cfg.sampling_index < 3) // old mp3on4 | |
477 | st->codec->sample_rate = avpriv_mpa_freq_tab[cfg.sampling_index]; | |
478 | else if (cfg.ext_sample_rate) | |
479 | st->codec->sample_rate = cfg.ext_sample_rate; | |
480 | else | |
481 | st->codec->sample_rate = cfg.sample_rate; | |
482 | av_dlog(fc, "mp4a config channels %d obj %d ext obj %d " | |
483 | "sample rate %d ext sample rate %d\n", st->codec->channels, | |
484 | cfg.object_type, cfg.ext_object_type, | |
485 | cfg.sample_rate, cfg.ext_sample_rate); | |
486 | if (!(st->codec->codec_id = ff_codec_get_id(mp4_audio_types, | |
487 | cfg.object_type))) | |
488 | st->codec->codec_id = AV_CODEC_ID_AAC; | |
489 | } | |
490 | } | |
491 | return 0; | |
492 | } | |
493 | ||
494 | typedef struct MovChannelLayout { | |
495 | int64_t channel_layout; | |
496 | uint32_t layout_tag; | |
497 | } MovChannelLayout; | |
498 | ||
499 | static const MovChannelLayout mov_channel_layout[] = { | |
500 | { AV_CH_LAYOUT_MONO, (100<<16) | 1}, // kCAFChannelLayoutTag_Mono | |
501 | { AV_CH_LAYOUT_STEREO, (101<<16) | 2}, // kCAFChannelLayoutTag_Stereo | |
502 | { AV_CH_LAYOUT_STEREO, (102<<16) | 2}, // kCAFChannelLayoutTag_StereoHeadphones | |
503 | { AV_CH_LAYOUT_2_1, (131<<16) | 3}, // kCAFChannelLayoutTag_ITU_2_1 | |
504 | { AV_CH_LAYOUT_QUAD, (132<<16) | 4}, // kCAFChannelLayoutTag_ITU_2_2 | |
505 | { AV_CH_LAYOUT_2_2, (132<<16) | 4}, // kCAFChannelLayoutTag_ITU_2_2 | |
506 | { AV_CH_LAYOUT_QUAD, (108<<16) | 4}, // kCAFChannelLayoutTag_Quadraphonic | |
507 | { AV_CH_LAYOUT_SURROUND, (113<<16) | 3}, // kCAFChannelLayoutTag_MPEG_3_0_A | |
508 | { AV_CH_LAYOUT_4POINT0, (115<<16) | 4}, // kCAFChannelLayoutTag_MPEG_4_0_A | |
509 | { AV_CH_LAYOUT_5POINT0_BACK, (117<<16) | 5}, // kCAFChannelLayoutTag_MPEG_5_0_A | |
510 | { AV_CH_LAYOUT_5POINT0, (117<<16) | 5}, // kCAFChannelLayoutTag_MPEG_5_0_A | |
511 | { AV_CH_LAYOUT_5POINT1_BACK, (121<<16) | 6}, // kCAFChannelLayoutTag_MPEG_5_1_A | |
512 | { AV_CH_LAYOUT_5POINT1, (121<<16) | 6}, // kCAFChannelLayoutTag_MPEG_5_1_A | |
513 | { AV_CH_LAYOUT_7POINT1, (128<<16) | 8}, // kCAFChannelLayoutTag_MPEG_7_1_C | |
514 | { AV_CH_LAYOUT_7POINT1_WIDE, (126<<16) | 8}, // kCAFChannelLayoutTag_MPEG_7_1_A | |
515 | { AV_CH_LAYOUT_5POINT1_BACK|AV_CH_LAYOUT_STEREO_DOWNMIX, (130<<16) | 8}, // kCAFChannelLayoutTag_SMPTE_DTV | |
516 | { AV_CH_LAYOUT_STEREO|AV_CH_LOW_FREQUENCY, (133<<16) | 3}, // kCAFChannelLayoutTag_DVD_4 | |
517 | { AV_CH_LAYOUT_2_1|AV_CH_LOW_FREQUENCY, (134<<16) | 4}, // kCAFChannelLayoutTag_DVD_5 | |
518 | { AV_CH_LAYOUT_QUAD|AV_CH_LOW_FREQUENCY, (135<<16) | 4}, // kCAFChannelLayoutTag_DVD_6 | |
519 | { AV_CH_LAYOUT_2_2|AV_CH_LOW_FREQUENCY, (135<<16) | 4}, // kCAFChannelLayoutTag_DVD_6 | |
520 | { AV_CH_LAYOUT_SURROUND|AV_CH_LOW_FREQUENCY, (136<<16) | 4}, // kCAFChannelLayoutTag_DVD_10 | |
521 | { AV_CH_LAYOUT_4POINT0|AV_CH_LOW_FREQUENCY, (137<<16) | 5}, // kCAFChannelLayoutTag_DVD_11 | |
522 | { 0, 0}, | |
523 | }; | |
524 | #if 0 | |
525 | int ff_mov_read_chan(AVFormatContext *s, AVStream *st, int64_t size) | |
526 | { | |
527 | AVCodecContext *codec= st->codec; | |
528 | uint32_t layout_tag; | |
529 | AVIOContext *pb = s->pb; | |
530 | const MovChannelLayout *layouts = mov_channel_layout; | |
531 | ||
532 | if (size < 12) | |
533 | return AVERROR_INVALIDDATA; | |
534 | ||
535 | layout_tag = avio_rb32(pb); | |
536 | size -= 4; | |
537 | if (layout_tag == 0) { // kCAFChannelLayoutTag_UseChannelDescriptions | |
538 | // Channel descriptions not implemented | |
539 | av_log_ask_for_sample(s, "Unimplemented container channel layout.\n"); | |
540 | avio_skip(pb, size); | |
541 | return 0; | |
542 | } | |
543 | if (layout_tag == 0x10000) { // kCAFChannelLayoutTag_UseChannelBitmap | |
544 | codec->channel_layout = avio_rb32(pb); | |
545 | size -= 4; | |
546 | avio_skip(pb, size); | |
547 | return 0; | |
548 | } | |
549 | while (layouts->channel_layout) { | |
550 | if (layout_tag == layouts->layout_tag) { | |
551 | codec->channel_layout = layouts->channel_layout; | |
552 | break; | |
553 | } | |
554 | layouts++; | |
555 | } | |
556 | if (!codec->channel_layout) | |
557 | av_log(s, AV_LOG_WARNING, "Unknown container channel layout.\n"); | |
558 | avio_skip(pb, size); | |
559 | ||
560 | return 0; | |
561 | } | |
562 | #endif | |
563 | ||
564 | void ff_mov_write_chan(AVIOContext *pb, int64_t channel_layout) | |
565 | { | |
566 | const MovChannelLayout *layouts; | |
567 | uint32_t layout_tag = 0; | |
568 | ||
569 | for (layouts = mov_channel_layout; layouts->channel_layout; layouts++) | |
570 | if (channel_layout == layouts->channel_layout) { | |
571 | layout_tag = layouts->layout_tag; | |
572 | break; | |
573 | } | |
574 | ||
575 | if (layout_tag) { | |
576 | avio_wb32(pb, layout_tag); // mChannelLayoutTag | |
577 | avio_wb32(pb, 0); // mChannelBitmap | |
578 | } else { | |
579 | avio_wb32(pb, 0x10000); // kCAFChannelLayoutTag_UseChannelBitmap | |
580 | avio_wb32(pb, channel_layout); | |
581 | } | |
582 | avio_wb32(pb, 0); // mNumberChannelDescriptions | |
583 | } | |
584 | ||
585 | const struct AVCodecTag *avformat_get_mov_video_tags(void) | |
586 | { | |
587 | return ff_codec_movvideo_tags; | |
588 | } | |
589 | ||
590 | const struct AVCodecTag *avformat_get_mov_audio_tags(void) | |
591 | { | |
592 | return ff_codec_movaudio_tags; | |
593 | } |