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 }, /* MPEG-2 Main */
42 { AV_CODEC_ID_MPEG2VIDEO , 0x60 }, /* MPEG-2 Simple */
43 { AV_CODEC_ID_MPEG2VIDEO , 0x62 }, /* MPEG-2 SNR */
44 { AV_CODEC_ID_MPEG2VIDEO , 0x63 }, /* MPEG-2 Spatial */
45 { AV_CODEC_ID_MPEG2VIDEO , 0x64 }, /* MPEG-2 High */
46 { AV_CODEC_ID_MPEG2VIDEO , 0x65 }, /* MPEG-2 422 */
47 { AV_CODEC_ID_AAC , 0x66 }, /* MPEG-2 AAC Main */
48 { AV_CODEC_ID_AAC , 0x67 }, /* MPEG-2 AAC Low */
49 { AV_CODEC_ID_AAC , 0x68 }, /* MPEG-2 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_EAC3 , 0xA6 },
61 { AV_CODEC_ID_DTS , 0xA9 }, /* mp4ra.org */
62 { AV_CODEC_ID_OPUS , 0xAD }, /* mp4ra.org */
63 { AV_CODEC_ID_VP9 , 0xB1 }, /* mp4ra.org */
64 { AV_CODEC_ID_FLAC , 0xC1 }, /* nonstandard, update when there is a standard value */
65 { AV_CODEC_ID_TSCC2 , 0xD0 }, /* nonstandard, camtasia uses it */
66 { AV_CODEC_ID_EVRC , 0xD1 }, /* nonstandard, pvAuthor uses it */
67 { AV_CODEC_ID_VORBIS , 0xDD }, /* nonstandard, gpac uses it */
68 { AV_CODEC_ID_DVD_SUBTITLE, 0xE0 }, /* nonstandard, see unsupported-embedded-subs-2.mp4 */
69 { AV_CODEC_ID_QCELP , 0xE1 },
70 { AV_CODEC_ID_MPEG4SYSTEMS, 0x01 },
71 { AV_CODEC_ID_MPEG4SYSTEMS, 0x02 },
72 { AV_CODEC_ID_NONE , 0 },
73 };
74
75 const AVCodecTag ff_codec_movvideo_tags[] = {
76 /* { AV_CODEC_ID_, MKTAG('I', 'V', '5', '0') }, *//* Indeo 5.0 */
77
78 { AV_CODEC_ID_RAWVIDEO, MKTAG('r', 'a', 'w', ' ') }, /* uncompressed RGB */
79 { AV_CODEC_ID_RAWVIDEO, MKTAG('y', 'u', 'v', '2') }, /* uncompressed YUV422 */
80 { AV_CODEC_ID_RAWVIDEO, MKTAG('2', 'v', 'u', 'y') }, /* uncompressed 8-bit 4:2:2 */
81 { AV_CODEC_ID_RAWVIDEO, MKTAG('y', 'u', 'v', 's') }, /* same as 2VUY but byte-swapped */
82
83 { AV_CODEC_ID_RAWVIDEO, MKTAG('L', '5', '5', '5') },
84 { AV_CODEC_ID_RAWVIDEO, MKTAG('L', '5', '6', '5') },
85 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '5', '6', '5') },
86 { AV_CODEC_ID_RAWVIDEO, MKTAG('2', '4', 'B', 'G') },
87 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 'A') },
88 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 'A') },
89 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'B', 'G', 'R') },
90 { AV_CODEC_ID_RAWVIDEO, MKTAG('b', '1', '6', 'g') },
91 { AV_CODEC_ID_RAWVIDEO, MKTAG('b', '4', '8', 'r') },
92 { AV_CODEC_ID_RAWVIDEO, MKTAG('b', '6', '4', 'a') },
93 { AV_CODEC_ID_RAWVIDEO, MKTAG('b', 'x', 'b', 'g') }, /* BOXX */
94 { AV_CODEC_ID_RAWVIDEO, MKTAG('b', 'x', 'r', 'g') },
95 { AV_CODEC_ID_RAWVIDEO, MKTAG('b', 'x', 'y', 'v') },
96 { AV_CODEC_ID_RAWVIDEO, MKTAG('N', 'O', '1', '6') },
97 { AV_CODEC_ID_RAWVIDEO, MKTAG('D', 'V', 'O', 'O') }, /* Digital Voodoo SD 8 Bit */
98 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', '2', '0') }, /* Radius DV YUV PAL */
99 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', '1', '1') }, /* Radius DV YUV NTSC */
100
101 { AV_CODEC_ID_R10K, MKTAG('R', '1', '0', 'k') }, /* uncompressed 10-bit RGB */
102 { AV_CODEC_ID_R10K, MKTAG('R', '1', '0', 'g') }, /* uncompressed 10-bit RGB */
103 { AV_CODEC_ID_R210, MKTAG('r', '2', '1', '0') }, /* uncompressed 10-bit RGB */
104 { AV_CODEC_ID_AVUI, MKTAG('A', 'V', 'U', 'I') }, /* AVID Uncompressed deinterleaved UYVY422 */
105 { AV_CODEC_ID_AVRP, MKTAG('A', 'V', 'r', 'p') }, /* Avid 1:1 10-bit RGB Packer */
106 { AV_CODEC_ID_AVRP, MKTAG('S', 'U', 'D', 'S') }, /* Avid DS Uncompressed */
107 { AV_CODEC_ID_V210, MKTAG('v', '2', '1', '0') }, /* uncompressed 10-bit 4:2:2 */
108 { AV_CODEC_ID_V210, MKTAG('b', 'x', 'y', '2') }, /* BOXX 10-bit 4:2:2 */
109 { AV_CODEC_ID_V308, MKTAG('v', '3', '0', '8') }, /* uncompressed 8-bit 4:4:4 */
110 { AV_CODEC_ID_V408, MKTAG('v', '4', '0', '8') }, /* uncompressed 8-bit 4:4:4:4 */
111 { AV_CODEC_ID_V410, MKTAG('v', '4', '1', '0') }, /* uncompressed 10-bit 4:4:4 */
112 { AV_CODEC_ID_Y41P, MKTAG('Y', '4', '1', 'P') }, /* uncompressed 12-bit 4:1:1 */
113 { AV_CODEC_ID_YUV4, MKTAG('y', 'u', 'v', '4') }, /* libquicktime packed yuv420p */
114 { AV_CODEC_ID_TARGA_Y216, MKTAG('Y', '2', '1', '6') },
115
116 { AV_CODEC_ID_MJPEG, MKTAG('j', 'p', 'e', 'g') }, /* PhotoJPEG */
117 { AV_CODEC_ID_MJPEG, MKTAG('m', 'j', 'p', 'a') }, /* Motion-JPEG (format A) */
118 { AV_CODEC_ID_AVRN , MKTAG('A', 'V', 'D', 'J') }, /* MJPEG with alpha-channel (AVID JFIF meridien compressed) */
119 /* { AV_CODEC_ID_MJPEG, MKTAG('A', 'V', 'R', 'n') }, *//* MJPEG with alpha-channel (AVID ABVB/Truevision NuVista) */
120 { AV_CODEC_ID_MJPEG, MKTAG('d', 'm', 'b', '1') }, /* Motion JPEG OpenDML */
121 { AV_CODEC_ID_MJPEGB, MKTAG('m', 'j', 'p', 'b') }, /* Motion-JPEG (format B) */
122
123 { AV_CODEC_ID_SVQ1, MKTAG('S', 'V', 'Q', '1') }, /* Sorenson Video v1 */
124 { AV_CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', '1') }, /* Sorenson Video v1 */
125 { AV_CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', 'i') }, /* Sorenson Video v1 (from QT specs)*/
126 { AV_CODEC_ID_SVQ3, MKTAG('S', 'V', 'Q', '3') }, /* Sorenson Video v3 */
127
128 { AV_CODEC_ID_MPEG4, MKTAG('m', 'p', '4', 'v') },
129 { AV_CODEC_ID_MPEG4, MKTAG('D', 'I', 'V', 'X') }, /* OpenDiVX *//* sample files at http://heroinewarrior.com/xmovie.php3 use this tag */
130 { AV_CODEC_ID_MPEG4, MKTAG('X', 'V', 'I', 'D') },
131 { AV_CODEC_ID_MPEG4, MKTAG('3', 'I', 'V', '2') }, /* experimental: 3IVX files before ivx D4 4.5.1 */
132
133 { AV_CODEC_ID_H263, MKTAG('h', '2', '6', '3') }, /* H.263 */
134 { AV_CODEC_ID_H263, MKTAG('s', '2', '6', '3') }, /* H.263 ?? works */
135
136 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', 'p') }, /* DV PAL */
137 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', ' ') }, /* DV NTSC */
138 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'p', 'p') }, /* DVCPRO PAL produced by FCP */
139 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'p') }, /* DVCPRO50 PAL produced by FCP */
140 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'n') }, /* DVCPRO50 NTSC produced by FCP */
141 { AV_CODEC_ID_DVVIDEO, MKTAG('A', 'V', 'd', 'v') }, /* AVID DV */
142 { AV_CODEC_ID_DVVIDEO, MKTAG('A', 'V', 'd', '1') }, /* AVID DV100 */
143 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'q') }, /* DVCPRO HD 720p50 */
144 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'p') }, /* DVCPRO HD 720p60 */
145 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '1') },
146 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '2') },
147 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '4') },
148 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '5') }, /* DVCPRO HD 50i produced by FCP */
149 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '6') }, /* DVCPRO HD 60i produced by FCP */
150 { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '3') }, /* DVCPRO HD 30p produced by FCP */
151
152 { AV_CODEC_ID_VP3, MKTAG('V', 'P', '3', '1') }, /* On2 VP3 */
153 { AV_CODEC_ID_RPZA, MKTAG('r', 'p', 'z', 'a') }, /* Apple Video (RPZA) */
154 { AV_CODEC_ID_CINEPAK, MKTAG('c', 'v', 'i', 'd') }, /* Cinepak */
155 { AV_CODEC_ID_8BPS, MKTAG('8', 'B', 'P', 'S') }, /* Planar RGB (8BPS) */
156 { AV_CODEC_ID_SMC, MKTAG('s', 'm', 'c', ' ') }, /* Apple Graphics (SMC) */
157 { AV_CODEC_ID_QTRLE, MKTAG('r', 'l', 'e', ' ') }, /* Apple Animation (RLE) */
158 { AV_CODEC_ID_SGIRLE, MKTAG('r', 'l', 'e', '1') }, /* SGI RLE 8-bit */
159 { AV_CODEC_ID_MSRLE, MKTAG('W', 'R', 'L', 'E') },
160 { AV_CODEC_ID_QDRAW, MKTAG('q', 'd', 'r', 'w') }, /* QuickDraw */
161 { AV_CODEC_ID_CDTOONS, MKTAG('Q', 'k', 'B', 'k') }, /* CDToons */
162
163 { AV_CODEC_ID_RAWVIDEO, MKTAG('W', 'R', 'A', 'W') },
164
165 { AV_CODEC_ID_HEVC, MKTAG('h', 'e', 'v', '1') }, /* HEVC/H.265 which indicates parameter sets may be in ES */
166 { AV_CODEC_ID_HEVC, MKTAG('h', 'v', 'c', '1') }, /* HEVC/H.265 which indicates parameter sets shall not be in ES */
167 { AV_CODEC_ID_HEVC, MKTAG('d', 'v', 'h', 'e') }, /* HEVC-based Dolby Vision derived from hev1 */
168 /* dvh1 is handled within mov.c */
169
170 { AV_CODEC_ID_H264, MKTAG('a', 'v', 'c', '1') }, /* AVC-1/H.264 */
171 { AV_CODEC_ID_H264, MKTAG('a', 'v', 'c', '2') },
172 { AV_CODEC_ID_H264, MKTAG('a', 'v', 'c', '3') },
173 { AV_CODEC_ID_H264, MKTAG('a', 'v', 'c', '4') },
174 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', 'p') }, /* AVC-Intra 50M 720p24/30/60 */
175 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', 'q') }, /* AVC-Intra 50M 720p25/50 */
176 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '2') }, /* AVC-Intra 50M 1080p25/50 */
177 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '3') }, /* AVC-Intra 50M 1080p24/30/60 */
178 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '5') }, /* AVC-Intra 50M 1080i50 */
179 { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '6') }, /* AVC-Intra 50M 1080i60 */
180 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', 'p') }, /* AVC-Intra 100M 720p24/30/60 */
181 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', 'q') }, /* AVC-Intra 100M 720p25/50 */
182 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '2') }, /* AVC-Intra 100M 1080p25/50 */
183 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '3') }, /* AVC-Intra 100M 1080p24/30/60 */
184 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '5') }, /* AVC-Intra 100M 1080i50 */
185 { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '6') }, /* AVC-Intra 100M 1080i60 */
186 { AV_CODEC_ID_H264, MKTAG('A', 'V', 'i', 'n') }, /* AVC-Intra with implicit SPS/PPS */
187 { AV_CODEC_ID_H264, MKTAG('a', 'i', 'v', 'x') }, /* XAVC 10-bit 4:2:2 */
188 { AV_CODEC_ID_H264, MKTAG('r', 'v', '6', '4') }, /* X-Com Radvision */
189 { AV_CODEC_ID_H264, MKTAG('x', 'a', 'l', 'g') }, /* XAVC-L HD422 produced by FCP */
190 { AV_CODEC_ID_H264, MKTAG('a', 'v', 'l', 'g') }, /* Panasonic P2 AVC-LongG */
191 { AV_CODEC_ID_H264, MKTAG('d', 'v', 'a', '1') }, /* AVC-based Dolby Vision derived from avc1 */
192 { AV_CODEC_ID_H264, MKTAG('d', 'v', 'a', 'v') }, /* AVC-based Dolby Vision derived from avc3 */
193
194 { AV_CODEC_ID_VP8, MKTAG('v', 'p', '0', '8') }, /* VP8 */
195 { AV_CODEC_ID_VP9, MKTAG('v', 'p', '0', '9') }, /* VP9 */
196 { AV_CODEC_ID_AV1, MKTAG('a', 'v', '0', '1') }, /* AV1 */
197
198 { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', '1', 'v', ' ') },
199 { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', '1', 'v', '1') }, /* Apple MPEG-1 Camcorder */
200 { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', 'p', 'e', 'g') }, /* MPEG */
201 { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', 'p', '1', 'v') }, /* CoreMedia CMVideoCodecType */
202 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', '2', 'v', '1') }, /* Apple MPEG-2 Camcorder */
203 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '1') }, /* MPEG-2 HDV 720p30 */
204 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '2') }, /* MPEG-2 HDV 1080i60 */
205 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '3') }, /* MPEG-2 HDV 1080i50 */
206 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '4') }, /* MPEG-2 HDV 720p24 */
207 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '5') }, /* MPEG-2 HDV 720p25 */
208 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '6') }, /* MPEG-2 HDV 1080p24 */
209 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '7') }, /* MPEG-2 HDV 1080p25 */
210 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '8') }, /* MPEG-2 HDV 1080p30 */
211 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '9') }, /* MPEG-2 HDV 720p60 JVC */
212 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', 'a') }, /* MPEG-2 HDV 720p50 */
213 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'n') }, /* MPEG-2 IMX NTSC 525/60 50mb/s produced by FCP */
214 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'p') }, /* MPEG-2 IMX PAL 625/50 50mb/s produced by FCP */
215 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '4', 'n') }, /* MPEG-2 IMX NTSC 525/60 40mb/s produced by FCP */
216 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '4', 'p') }, /* MPEG-2 IMX PAL 625/50 40mb/s produced by FCP */
217 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'n') }, /* MPEG-2 IMX NTSC 525/60 30mb/s produced by FCP */
218 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'p') }, /* MPEG-2 IMX PAL 625/50 30mb/s produced by FCP */
219 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '1') }, /* XDCAM HD422 720p30 CBR */
220 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '4') }, /* XDCAM HD422 720p24 CBR */
221 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '5') }, /* XDCAM HD422 720p25 CBR */
222 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '9') }, /* XDCAM HD422 720p60 CBR */
223 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'a') }, /* XDCAM HD422 720p50 CBR */
224 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'b') }, /* XDCAM HD422 1080i60 CBR */
225 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'c') }, /* XDCAM HD422 1080i50 CBR */
226 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'd') }, /* XDCAM HD422 1080p24 CBR */
227 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'e') }, /* XDCAM HD422 1080p25 CBR */
228 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'f') }, /* XDCAM HD422 1080p30 CBR */
229 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '1') }, /* XDCAM EX 720p30 VBR */
230 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '2') }, /* XDCAM HD 1080i60 */
231 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '3') }, /* XDCAM HD 1080i50 VBR */
232 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '4') }, /* XDCAM EX 720p24 VBR */
233 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '5') }, /* XDCAM EX 720p25 VBR */
234 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '6') }, /* XDCAM HD 1080p24 VBR */
235 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '7') }, /* XDCAM HD 1080p25 VBR */
236 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '8') }, /* XDCAM HD 1080p30 VBR */
237 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '9') }, /* XDCAM EX 720p60 VBR */
238 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'a') }, /* XDCAM EX 720p50 VBR */
239 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'b') }, /* XDCAM EX 1080i60 VBR */
240 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'c') }, /* XDCAM EX 1080i50 VBR */
241 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'd') }, /* XDCAM EX 1080p24 VBR */
242 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'e') }, /* XDCAM EX 1080p25 VBR */
243 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'f') }, /* XDCAM EX 1080p30 VBR */
244 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', 'd') }, /* XDCAM HD 540p */
245 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', '2') }, /* XDCAM HD422 540p */
246 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('A', 'V', 'm', 'p') }, /* AVID IMX PAL */
247 { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'p', '2', 'v') }, /* FCP5 */
248
249 { AV_CODEC_ID_JPEG2000, MKTAG('m', 'j', 'p', '2') }, /* JPEG 2000 produced by FCP */
250
251 { AV_CODEC_ID_TARGA, MKTAG('t', 'g', 'a', ' ') }, /* Truevision Targa */
252 { AV_CODEC_ID_TIFF, MKTAG('t', 'i', 'f', 'f') }, /* TIFF embedded in MOV */
253 { AV_CODEC_ID_GIF, MKTAG('g', 'i', 'f', ' ') }, /* embedded gif files as frames (usually one "click to play movie" frame) */
254 { AV_CODEC_ID_PNG, MKTAG('p', 'n', 'g', ' ') },
255 { AV_CODEC_ID_PNG, MKTAG('M', 'N', 'G', ' ') },
256
257 { AV_CODEC_ID_VC1, MKTAG('v', 'c', '-', '1') }, /* SMPTE RP 2025 */
258 { AV_CODEC_ID_CAVS, MKTAG('a', 'v', 's', '2') },
259
260 { AV_CODEC_ID_DIRAC, MKTAG('d', 'r', 'a', 'c') },
261 { AV_CODEC_ID_DNXHD, MKTAG('A', 'V', 'd', 'n') }, /* AVID DNxHD */
262 { AV_CODEC_ID_DNXHD, MKTAG('A', 'V', 'd', 'h') }, /* AVID DNxHR */
263 { AV_CODEC_ID_H263, MKTAG('H', '2', '6', '3') },
264 { AV_CODEC_ID_MSMPEG4V3, MKTAG('3', 'I', 'V', 'D') }, /* 3ivx DivX Doctor */
265 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', '1', 'x') }, /* AVID 1:1x */
266 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', 'u', 'p') },
267 { AV_CODEC_ID_SGI, MKTAG('s', 'g', 'i', ' ') }, /* SGI */
268 { AV_CODEC_ID_DPX, MKTAG('d', 'p', 'x', ' ') }, /* DPX */
269 { AV_CODEC_ID_EXR, MKTAG('e', 'x', 'r', ' ') }, /* OpenEXR */
270
271 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'h') }, /* Apple ProRes 422 High Quality */
272 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'n') }, /* Apple ProRes 422 Standard Definition */
273 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 's') }, /* Apple ProRes 422 LT */
274 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'o') }, /* Apple ProRes 422 Proxy */
275 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', '4', 'h') }, /* Apple ProRes 4444 */
276 { AV_CODEC_ID_PRORES, MKTAG('a', 'p', '4', 'x') }, /* Apple ProRes 4444 XQ */
277 { AV_CODEC_ID_FLIC, MKTAG('f', 'l', 'i', 'c') },
278
279 { AV_CODEC_ID_AIC, MKTAG('i', 'c', 'o', 'd') },
280
281 { AV_CODEC_ID_HAP, MKTAG('H', 'a', 'p', '1') },
282 { AV_CODEC_ID_HAP, MKTAG('H', 'a', 'p', '5') },
283 { AV_CODEC_ID_HAP, MKTAG('H', 'a', 'p', 'Y') },
284 { AV_CODEC_ID_HAP, MKTAG('H', 'a', 'p', 'A') },
285 { AV_CODEC_ID_HAP, MKTAG('H', 'a', 'p', 'M') },
286
287 { AV_CODEC_ID_DXV, MKTAG('D', 'X', 'D', '3') },
288 { AV_CODEC_ID_DXV, MKTAG('D', 'X', 'D', 'I') },
289
290 { AV_CODEC_ID_MAGICYUV, MKTAG('M', '0', 'R', '0') },
291 { AV_CODEC_ID_MAGICYUV, MKTAG('M', '0', 'R', 'A') },
292 { AV_CODEC_ID_MAGICYUV, MKTAG('M', '0', 'R', 'G') },
293 { AV_CODEC_ID_MAGICYUV, MKTAG('M', '0', 'Y', '2') },
294 { AV_CODEC_ID_MAGICYUV, MKTAG('M', '0', 'Y', '4') },
295 { AV_CODEC_ID_MAGICYUV, MKTAG('M', '8', 'R', 'G') },
296 { AV_CODEC_ID_MAGICYUV, MKTAG('M', '8', 'R', 'A') },
297 { AV_CODEC_ID_MAGICYUV, MKTAG('M', '8', 'G', '0') },
298 { AV_CODEC_ID_MAGICYUV, MKTAG('M', '8', 'Y', '0') },
299 { AV_CODEC_ID_MAGICYUV, MKTAG('M', '8', 'Y', '2') },
300 { AV_CODEC_ID_MAGICYUV, MKTAG('M', '8', 'Y', '4') },
301 { AV_CODEC_ID_MAGICYUV, MKTAG('M', '8', 'Y', 'A') },
302 { AV_CODEC_ID_MAGICYUV, MKTAG('M', '2', 'R', 'A') },
303 { AV_CODEC_ID_MAGICYUV, MKTAG('M', '2', 'R', 'G') },
304
305 { AV_CODEC_ID_SHEERVIDEO, MKTAG('S', 'h', 'r', '0') },
306 { AV_CODEC_ID_SHEERVIDEO, MKTAG('S', 'h', 'r', '1') },
307 { AV_CODEC_ID_SHEERVIDEO, MKTAG('S', 'h', 'r', '2') },
308 { AV_CODEC_ID_SHEERVIDEO, MKTAG('S', 'h', 'r', '3') },
309 { AV_CODEC_ID_SHEERVIDEO, MKTAG('S', 'h', 'r', '4') },
310 { AV_CODEC_ID_SHEERVIDEO, MKTAG('S', 'h', 'r', '5') },
311 { AV_CODEC_ID_SHEERVIDEO, MKTAG('S', 'h', 'r', '6') },
312 { AV_CODEC_ID_SHEERVIDEO, MKTAG('S', 'h', 'r', '7') },
313
314 { AV_CODEC_ID_PIXLET, MKTAG('p', 'x', 'l', 't') },
315
316 { AV_CODEC_ID_NONE, 0 },
317 };
318
319 const AVCodecTag ff_codec_movaudio_tags[] = {
320 { AV_CODEC_ID_AAC, MKTAG('m', 'p', '4', 'a') },
321 { AV_CODEC_ID_AC3, MKTAG('a', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F */
322 { AV_CODEC_ID_AC3, MKTAG('s', 'a', 'c', '3') }, /* Nero Recode */
323 { AV_CODEC_ID_ADPCM_IMA_QT, MKTAG('i', 'm', 'a', '4') },
324 { AV_CODEC_ID_ALAC, MKTAG('a', 'l', 'a', 'c') },
325 { AV_CODEC_ID_AMR_NB, MKTAG('s', 'a', 'm', 'r') }, /* AMR-NB 3gp */
326 { AV_CODEC_ID_AMR_WB, MKTAG('s', 'a', 'w', 'b') }, /* AMR-WB 3gp */
327 { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'c') }, /* DTS formats prior to DTS-HD */
328 { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'h') }, /* DTS-HD audio formats */
329 { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'l') }, /* DTS-HD Lossless formats */
330 { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'e') }, /* DTS Express */
331 { AV_CODEC_ID_DTS, MKTAG('D', 'T', 'S', ' ') }, /* non-standard */
332 { AV_CODEC_ID_EAC3, MKTAG('e', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F (only valid in ISOBMFF) */
333 { AV_CODEC_ID_DVAUDIO, MKTAG('v', 'd', 'v', 'a') },
334 { AV_CODEC_ID_DVAUDIO, MKTAG('d', 'v', 'c', 'a') },
335 { AV_CODEC_ID_GSM, MKTAG('a', 'g', 's', 'm') },
336 { AV_CODEC_ID_ILBC, MKTAG('i', 'l', 'b', 'c') },
337 { AV_CODEC_ID_MACE3, MKTAG('M', 'A', 'C', '3') },
338 { AV_CODEC_ID_MACE6, MKTAG('M', 'A', 'C', '6') },
339 { AV_CODEC_ID_MP1, MKTAG('.', 'm', 'p', '1') },
340 { AV_CODEC_ID_MP2, MKTAG('.', 'm', 'p', '2') },
341 { AV_CODEC_ID_MP3, MKTAG('.', 'm', 'p', '3') },
342 { AV_CODEC_ID_MP3, MKTAG('m', 'p', '3', ' ') }, /* vlc */
343 { AV_CODEC_ID_MP3, 0x6D730055 },
344 { AV_CODEC_ID_NELLYMOSER, MKTAG('n', 'm', 'o', 's') }, /* Flash Media Server */
345 { AV_CODEC_ID_NELLYMOSER, MKTAG('N', 'E', 'L', 'L') }, /* Perian */
346 { AV_CODEC_ID_PCM_ALAW, MKTAG('a', 'l', 'a', 'w') },
347 { AV_CODEC_ID_PCM_F32BE, MKTAG('f', 'l', '3', '2') },
348 { AV_CODEC_ID_PCM_F32LE, MKTAG('f', 'l', '3', '2') },
349 { AV_CODEC_ID_PCM_F64BE, MKTAG('f', 'l', '6', '4') },
350 { AV_CODEC_ID_PCM_F64LE, MKTAG('f', 'l', '6', '4') },
351 { AV_CODEC_ID_PCM_MULAW, MKTAG('u', 'l', 'a', 'w') },
352 { AV_CODEC_ID_PCM_S16BE, MKTAG('t', 'w', 'o', 's') },
353 { AV_CODEC_ID_PCM_S16LE, MKTAG('s', 'o', 'w', 't') },
354 { AV_CODEC_ID_PCM_S16BE, MKTAG('l', 'p', 'c', 'm') },
355 { AV_CODEC_ID_PCM_S16LE, MKTAG('l', 'p', 'c', 'm') },
356 { AV_CODEC_ID_PCM_S24BE, MKTAG('i', 'n', '2', '4') },
357 { AV_CODEC_ID_PCM_S24LE, MKTAG('i', 'n', '2', '4') },
358 { AV_CODEC_ID_PCM_S32BE, MKTAG('i', 'n', '3', '2') },
359 { AV_CODEC_ID_PCM_S32LE, MKTAG('i', 'n', '3', '2') },
360 { AV_CODEC_ID_PCM_S8, MKTAG('s', 'o', 'w', 't') },
361 { AV_CODEC_ID_PCM_U8, MKTAG('r', 'a', 'w', ' ') },
362 { AV_CODEC_ID_PCM_U8, MKTAG('N', 'O', 'N', 'E') },
363 { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'p') },
364 { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'q') },
365 { AV_CODEC_ID_QCELP, MKTAG('s', 'q', 'c', 'p') }, /* ISO Media fourcc */
366 { AV_CODEC_ID_QDM2, MKTAG('Q', 'D', 'M', '2') },
367 { AV_CODEC_ID_QDMC, MKTAG('Q', 'D', 'M', 'C') },
368 { AV_CODEC_ID_SPEEX, MKTAG('s', 'p', 'e', 'x') }, /* Flash Media Server */
369 { AV_CODEC_ID_SPEEX, MKTAG('S', 'P', 'X', 'N') }, /* ZygoAudio (quality 10 mode) */
370 { AV_CODEC_ID_EVRC, MKTAG('s', 'e', 'v', 'c') }, /* 3GPP2 */
371 { AV_CODEC_ID_SMV, MKTAG('s', 's', 'm', 'v') }, /* 3GPP2 */
372 { AV_CODEC_ID_FLAC, MKTAG('f', 'L', 'a', 'C') }, /* nonstandard */
373 { AV_CODEC_ID_TRUEHD, MKTAG('m', 'l', 'p', 'a') }, /* mp4ra.org */
374 { AV_CODEC_ID_OPUS, MKTAG('O', 'p', 'u', 's') }, /* mp4ra.org */
375 { AV_CODEC_ID_MPEGH_3D_AUDIO, MKTAG('m', 'h', 'm', '1') }, /* MPEG-H 3D Audio bitstream */
376 { AV_CODEC_ID_NONE, 0 },
377 };
378
379 const AVCodecTag ff_codec_movsubtitle_tags[] = {
380 { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'e', 'x', 't') },
381 { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'x', '3', 'g') },
382 { AV_CODEC_ID_EIA_608, MKTAG('c', '6', '0', '8') },
383 { AV_CODEC_ID_NONE, 0 },
384 };
385
386 const AVCodecTag ff_codec_movdata_tags[] = {
387 { AV_CODEC_ID_BIN_DATA, MKTAG('g', 'p', 'm', 'd') },
388 { AV_CODEC_ID_NONE, 0 },
389 };
390
391 /* map numeric codes from mdhd atom to ISO 639 */
392 /* cf. QTFileFormat.pdf p253, qtff.pdf p205 */
393 /* http://developer.apple.com/documentation/mac/Text/Text-368.html */
394 /* deprecated by putting the code as 3*5 bits ASCII */
395 static const char mov_mdhd_language_map[][4] = {
396 /* 0-9 */
397 "eng", "fra", "ger", "ita", "dut", "sve", "spa", "dan", "por", "nor",
398 "heb", "jpn", "ara", "fin", "gre", "ice", "mlt", "tur", "hr "/*scr*/, "chi"/*ace?*/,
399 "urd", "hin", "tha", "kor", "lit", "pol", "hun", "est", "lav", "",
400 "fo ", "", "rus", "chi", "", "iri", "alb", "ron", "ces", "slk",
401 "slv", "yid", "sr ", "mac", "bul", "ukr", "bel", "uzb", "kaz", "aze",
402 /*?*/
403 "aze", "arm", "geo", "mol", "kir", "tgk", "tuk", "mon", "", "pus",
404 "kur", "kas", "snd", "tib", "nep", "san", "mar", "ben", "asm", "guj",
405 "pa ", "ori", "mal", "kan", "tam", "tel", "", "bur", "khm", "lao",
406 /* roman? arabic? */
407 "vie", "ind", "tgl", "may", "may", "amh", "tir", "orm", "som", "swa",
408 /*==rundi?*/
409 "", "run", "", "mlg", "epo", "", "", "", "", "",
410 /* 100 */
411 "", "", "", "", "", "", "", "", "", "",
412 "", "", "", "", "", "", "", "", "", "",
413 "", "", "", "", "", "", "", "", "wel", "baq",
414 "cat", "lat", "que", "grn", "aym", "tat", "uig", "dzo", "jav"
415 };
416
ff_mov_iso639_to_lang(const char lang[4],int mp4)417 int ff_mov_iso639_to_lang(const char lang[4], int mp4)
418 {
419 int i, code = 0;
420
421 /* old way, only for QT? */
422 for (i = 0; lang[0] && !mp4 && i < FF_ARRAY_ELEMS(mov_mdhd_language_map); i++) {
423 if (!strcmp(lang, mov_mdhd_language_map[i]))
424 return i;
425 }
426 /* XXX:can we do that in mov too? */
427 if (!mp4)
428 return -1;
429 /* handle undefined as such */
430 if (lang[0] == '\0')
431 lang = "und";
432 /* 5 bits ASCII */
433 for (i = 0; i < 3; i++) {
434 uint8_t c = lang[i];
435 c -= 0x60;
436 if (c > 0x1f)
437 return -1;
438 code <<= 5;
439 code |= c;
440 }
441 return code;
442 }
443
ff_mov_lang_to_iso639(unsigned code,char to[4])444 int ff_mov_lang_to_iso639(unsigned code, char to[4])
445 {
446 int i;
447 memset(to, 0, 4);
448 /* is it the mangled iso code? */
449 /* see http://www.geocities.com/xhelmboyx/quicktime/formats/mp4-layout.txt */
450 if (code >= 0x400 && code != 0x7fff) {
451 for (i = 2; i >= 0; i--) {
452 to[i] = 0x60 + (code & 0x1f);
453 code >>= 5;
454 }
455 return 1;
456 }
457 /* old fashion apple lang code */
458 if (code >= FF_ARRAY_ELEMS(mov_mdhd_language_map))
459 return 0;
460 if (!mov_mdhd_language_map[code][0])
461 return 0;
462 memcpy(to, mov_mdhd_language_map[code], 4);
463 return 1;
464 }
465
ff_mp4_read_descr_len(AVIOContext * pb)466 int ff_mp4_read_descr_len(AVIOContext *pb)
467 {
468 int len = 0;
469 int count = 4;
470 while (count--) {
471 int c = avio_r8(pb);
472 len = (len << 7) | (c & 0x7f);
473 if (!(c & 0x80))
474 break;
475 }
476 return len;
477 }
478
ff_mp4_read_descr(AVFormatContext * fc,AVIOContext * pb,int * tag)479 int ff_mp4_read_descr(AVFormatContext *fc, AVIOContext *pb, int *tag)
480 {
481 int len;
482 *tag = avio_r8(pb);
483 len = ff_mp4_read_descr_len(pb);
484 av_log(fc, AV_LOG_TRACE, "MPEG-4 description: tag=0x%02x len=%d\n", *tag, len);
485 return len;
486 }
487
ff_mp4_parse_es_descr(AVIOContext * pb,int * es_id)488 void ff_mp4_parse_es_descr(AVIOContext *pb, int *es_id)
489 {
490 int flags;
491 if (es_id) *es_id = avio_rb16(pb);
492 else avio_rb16(pb);
493 flags = avio_r8(pb);
494 if (flags & 0x80) //streamDependenceFlag
495 avio_rb16(pb);
496 if (flags & 0x40) { //URL_Flag
497 int len = avio_r8(pb);
498 avio_skip(pb, len);
499 }
500 if (flags & 0x20) //OCRstreamFlag
501 avio_rb16(pb);
502 }
503
504 static const AVCodecTag mp4_audio_types[] = {
505 { AV_CODEC_ID_MP3ON4, AOT_PS }, /* old mp3on4 draft */
506 { AV_CODEC_ID_MP3ON4, AOT_L1 }, /* layer 1 */
507 { AV_CODEC_ID_MP3ON4, AOT_L2 }, /* layer 2 */
508 { AV_CODEC_ID_MP3ON4, AOT_L3 }, /* layer 3 */
509 { AV_CODEC_ID_MP4ALS, AOT_ALS }, /* MPEG-4 ALS */
510 { AV_CODEC_ID_NONE, AOT_NULL },
511 };
512
ff_mp4_read_dec_config_descr(AVFormatContext * fc,AVStream * st,AVIOContext * pb)513 int ff_mp4_read_dec_config_descr(AVFormatContext *fc, AVStream *st, AVIOContext *pb)
514 {
515 enum AVCodecID codec_id;
516 unsigned v;
517 int len, tag;
518 int ret;
519 int object_type_id = avio_r8(pb);
520 avio_r8(pb); /* stream type */
521 avio_rb24(pb); /* buffer size db */
522
523 v = avio_rb32(pb);
524
525 // TODO: fix this with codecpar
526 #if FF_API_LAVF_AVCTX
527 FF_DISABLE_DEPRECATION_WARNINGS
528 if (v < INT32_MAX)
529 st->codec->rc_max_rate = v;
530 FF_ENABLE_DEPRECATION_WARNINGS
531 #endif
532
533 st->codecpar->bit_rate = avio_rb32(pb); /* avg bitrate */
534
535 codec_id= ff_codec_get_id(ff_mp4_obj_type, object_type_id);
536 if (codec_id)
537 st->codecpar->codec_id = codec_id;
538 av_log(fc, AV_LOG_TRACE, "esds object type id 0x%02x\n", object_type_id);
539 len = ff_mp4_read_descr(fc, pb, &tag);
540 if (tag == MP4DecSpecificDescrTag) {
541 av_log(fc, AV_LOG_TRACE, "Specific MPEG-4 header len=%d\n", len);
542 /* As per 14496-3:2009 9.D.2.2, No decSpecificInfo is defined
543 for MPEG-1 Audio or MPEG-2 Audio; MPEG-2 AAC excluded. */
544 if (object_type_id == 0x69 || object_type_id == 0x6b)
545 return 0;
546 if (!len || (uint64_t)len > (1<<30))
547 return AVERROR_INVALIDDATA;
548 if ((ret = ff_get_extradata(fc, st->codecpar, pb, len)) < 0)
549 return ret;
550 if (st->codecpar->codec_id == AV_CODEC_ID_AAC) {
551 MPEG4AudioConfig cfg = {0};
552 ret = avpriv_mpeg4audio_get_config2(&cfg, st->codecpar->extradata,
553 st->codecpar->extradata_size, 1, fc);
554 if (ret < 0)
555 return ret;
556 st->codecpar->channels = cfg.channels;
557 if (cfg.object_type == 29 && cfg.sampling_index < 3) // old mp3on4
558 st->codecpar->sample_rate = avpriv_mpa_freq_tab[cfg.sampling_index];
559 else if (cfg.ext_sample_rate)
560 st->codecpar->sample_rate = cfg.ext_sample_rate;
561 else
562 st->codecpar->sample_rate = cfg.sample_rate;
563 av_log(fc, AV_LOG_TRACE, "mp4a config channels %d obj %d ext obj %d "
564 "sample rate %d ext sample rate %d\n", st->codecpar->channels,
565 cfg.object_type, cfg.ext_object_type,
566 cfg.sample_rate, cfg.ext_sample_rate);
567 if (!(st->codecpar->codec_id = ff_codec_get_id(mp4_audio_types,
568 cfg.object_type)))
569 st->codecpar->codec_id = AV_CODEC_ID_AAC;
570 }
571 }
572 return 0;
573 }
574
575 typedef struct MovChannelLayout {
576 int64_t channel_layout;
577 uint32_t layout_tag;
578 } MovChannelLayout;
579
580 static const MovChannelLayout mov_channel_layout[] = {
581 { AV_CH_LAYOUT_MONO, (100<<16) | 1}, // kCAFChannelLayoutTag_Mono
582 { AV_CH_LAYOUT_STEREO, (101<<16) | 2}, // kCAFChannelLayoutTag_Stereo
583 { AV_CH_LAYOUT_STEREO, (102<<16) | 2}, // kCAFChannelLayoutTag_StereoHeadphones
584 { AV_CH_LAYOUT_2_1, (131<<16) | 3}, // kCAFChannelLayoutTag_ITU_2_1
585 { AV_CH_LAYOUT_QUAD, (132<<16) | 4}, // kCAFChannelLayoutTag_ITU_2_2
586 { AV_CH_LAYOUT_2_2, (132<<16) | 4}, // kCAFChannelLayoutTag_ITU_2_2
587 { AV_CH_LAYOUT_QUAD, (108<<16) | 4}, // kCAFChannelLayoutTag_Quadraphonic
588 { AV_CH_LAYOUT_SURROUND, (113<<16) | 3}, // kCAFChannelLayoutTag_MPEG_3_0_A
589 { AV_CH_LAYOUT_4POINT0, (115<<16) | 4}, // kCAFChannelLayoutTag_MPEG_4_0_A
590 { AV_CH_LAYOUT_5POINT0_BACK, (117<<16) | 5}, // kCAFChannelLayoutTag_MPEG_5_0_A
591 { AV_CH_LAYOUT_5POINT0, (117<<16) | 5}, // kCAFChannelLayoutTag_MPEG_5_0_A
592 { AV_CH_LAYOUT_5POINT1_BACK, (121<<16) | 6}, // kCAFChannelLayoutTag_MPEG_5_1_A
593 { AV_CH_LAYOUT_5POINT1, (121<<16) | 6}, // kCAFChannelLayoutTag_MPEG_5_1_A
594 { AV_CH_LAYOUT_7POINT1, (128<<16) | 8}, // kCAFChannelLayoutTag_MPEG_7_1_C
595 { AV_CH_LAYOUT_7POINT1_WIDE, (126<<16) | 8}, // kCAFChannelLayoutTag_MPEG_7_1_A
596 { AV_CH_LAYOUT_5POINT1_BACK|AV_CH_LAYOUT_STEREO_DOWNMIX, (130<<16) | 8}, // kCAFChannelLayoutTag_SMPTE_DTV
597 { AV_CH_LAYOUT_STEREO|AV_CH_LOW_FREQUENCY, (133<<16) | 3}, // kCAFChannelLayoutTag_DVD_4
598 { AV_CH_LAYOUT_2_1|AV_CH_LOW_FREQUENCY, (134<<16) | 4}, // kCAFChannelLayoutTag_DVD_5
599 { AV_CH_LAYOUT_QUAD|AV_CH_LOW_FREQUENCY, (135<<16) | 4}, // kCAFChannelLayoutTag_DVD_6
600 { AV_CH_LAYOUT_2_2|AV_CH_LOW_FREQUENCY, (135<<16) | 4}, // kCAFChannelLayoutTag_DVD_6
601 { AV_CH_LAYOUT_SURROUND|AV_CH_LOW_FREQUENCY, (136<<16) | 4}, // kCAFChannelLayoutTag_DVD_10
602 { AV_CH_LAYOUT_4POINT0|AV_CH_LOW_FREQUENCY, (137<<16) | 5}, // kCAFChannelLayoutTag_DVD_11
603 { 0, 0},
604 };
605 #if 0
606 int ff_mov_read_chan(AVFormatContext *s, AVStream *st, int64_t size)
607 {
608 AVCodecContext *codec= st->codec;
609 uint32_t layout_tag;
610 AVIOContext *pb = s->pb;
611 const MovChannelLayout *layouts = mov_channel_layout;
612
613 if (size < 12)
614 return AVERROR_INVALIDDATA;
615
616 layout_tag = avio_rb32(pb);
617 size -= 4;
618 if (layout_tag == 0) { // kCAFChannelLayoutTag_UseChannelDescriptions
619 // Channel descriptions not implemented
620 av_log_ask_for_sample(s, "Unimplemented container channel layout.\n");
621 avio_skip(pb, size);
622 return 0;
623 }
624 if (layout_tag == 0x10000) { // kCAFChannelLayoutTag_UseChannelBitmap
625 codec->channel_layout = avio_rb32(pb);
626 size -= 4;
627 avio_skip(pb, size);
628 return 0;
629 }
630 while (layouts->channel_layout) {
631 if (layout_tag == layouts->layout_tag) {
632 codec->channel_layout = layouts->channel_layout;
633 break;
634 }
635 layouts++;
636 }
637 if (!codec->channel_layout)
638 av_log(s, AV_LOG_WARNING, "Unknown container channel layout.\n");
639 avio_skip(pb, size);
640
641 return 0;
642 }
643 #endif
644
ff_mov_write_chan(AVIOContext * pb,int64_t channel_layout)645 void ff_mov_write_chan(AVIOContext *pb, int64_t channel_layout)
646 {
647 const MovChannelLayout *layouts;
648 uint32_t layout_tag = 0;
649
650 for (layouts = mov_channel_layout; layouts->channel_layout; layouts++)
651 if (channel_layout == layouts->channel_layout) {
652 layout_tag = layouts->layout_tag;
653 break;
654 }
655
656 if (layout_tag) {
657 avio_wb32(pb, layout_tag); // mChannelLayoutTag
658 avio_wb32(pb, 0); // mChannelBitmap
659 } else {
660 avio_wb32(pb, 0x10000); // kCAFChannelLayoutTag_UseChannelBitmap
661 avio_wb32(pb, channel_layout);
662 }
663 avio_wb32(pb, 0); // mNumberChannelDescriptions
664 }
665
avformat_get_mov_video_tags(void)666 const struct AVCodecTag *avformat_get_mov_video_tags(void)
667 {
668 return ff_codec_movvideo_tags;
669 }
670
avformat_get_mov_audio_tags(void)671 const struct AVCodecTag *avformat_get_mov_audio_tags(void)
672 {
673 return ff_codec_movaudio_tags;
674 }
675