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isom.c
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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 },
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('2', 'v', 'u', 'y') }, /* UNCOMPRESSED 8BIT 4:2:2 */
75  { AV_CODEC_ID_RAWVIDEO, MKTAG('y', 'u', 'v', 's') }, /* same as 2vuy but byte swapped */
76 
77  { AV_CODEC_ID_RAWVIDEO, MKTAG('L', '5', '5', '5') },
78  { AV_CODEC_ID_RAWVIDEO, MKTAG('L', '5', '6', '5') },
79  { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '5', '6', '5') },
80  { AV_CODEC_ID_RAWVIDEO, MKTAG('2', '4', 'B', 'G') },
81  { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 'A') },
82  { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 'A') },
83  { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'B', 'G', 'R') },
84  { AV_CODEC_ID_RAWVIDEO, MKTAG('b', '1', '6', 'g') },
85  { AV_CODEC_ID_RAWVIDEO, MKTAG('b', '4', '8', 'r') },
86  { AV_CODEC_ID_RAWVIDEO, MKTAG('b', 'x', 'b', 'g') }, /* BOXX */
87  { AV_CODEC_ID_RAWVIDEO, MKTAG('b', 'x', 'r', 'g') },
88  { AV_CODEC_ID_RAWVIDEO, MKTAG('b', 'x', 'y', 'v') },
89  { AV_CODEC_ID_RAWVIDEO, MKTAG('N', 'O', '1', '6') },
90  { AV_CODEC_ID_RAWVIDEO, MKTAG('D', 'V', 'O', 'O') }, /* Digital Voodoo SD 8 Bit */
91  { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', '2', '0') }, /* Radius DV YUV PAL */
92  { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', '1', '1') }, /* Radius DV YUV NTSC */
93 
94  { AV_CODEC_ID_R10K, MKTAG('R', '1', '0', 'k') }, /* UNCOMPRESSED 10BIT RGB */
95  { AV_CODEC_ID_R10K, MKTAG('R', '1', '0', 'g') }, /* UNCOMPRESSED 10BIT RGB */
96  { AV_CODEC_ID_R210, MKTAG('r', '2', '1', '0') }, /* UNCOMPRESSED 10BIT RGB */
97  { AV_CODEC_ID_AVUI, MKTAG('A', 'V', 'U', 'I') }, /* AVID Uncompressed deinterleaved UYVY422 */
98  { AV_CODEC_ID_AVRP, MKTAG('A', 'V', 'r', 'p') }, /* Avid 1:1 10-bit RGB Packer */
99  { AV_CODEC_ID_AVRP, MKTAG('S', 'U', 'D', 'S') }, /* Avid DS Uncompressed */
100  { AV_CODEC_ID_V210, MKTAG('v', '2', '1', '0') }, /* UNCOMPRESSED 10BIT 4:2:2 */
101  { AV_CODEC_ID_V210, MKTAG('b', 'x', 'y', '2') }, /* BOXX 10BIT 4:2:2 */
102  { AV_CODEC_ID_V308, MKTAG('v', '3', '0', '8') }, /* UNCOMPRESSED 8BIT 4:4:4 */
103  { AV_CODEC_ID_V408, MKTAG('v', '4', '0', '8') }, /* UNCOMPRESSED 8BIT 4:4:4:4 */
104  { AV_CODEC_ID_V410, MKTAG('v', '4', '1', '0') }, /* UNCOMPRESSED 10BIT 4:4:4 */
105  { AV_CODEC_ID_Y41P, MKTAG('Y', '4', '1', 'P') }, /* UNCOMPRESSED 12BIT 4:1:1 */
106  { AV_CODEC_ID_YUV4, MKTAG('y', 'u', 'v', '4') }, /* libquicktime packed yuv420p */
107  { AV_CODEC_ID_TARGA_Y216, MKTAG('Y', '2', '1', '6') },
108 
109  { AV_CODEC_ID_MJPEG, MKTAG('j', 'p', 'e', 'g') }, /* PhotoJPEG */
110  { AV_CODEC_ID_MJPEG, MKTAG('m', 'j', 'p', 'a') }, /* Motion-JPEG (format A) */
111  { AV_CODEC_ID_MJPEG, MKTAG('A', 'V', 'D', 'J') }, /* MJPEG with alpha-channel (AVID JFIF meridien compressed) */
112 /* { AV_CODEC_ID_MJPEG, MKTAG('A', 'V', 'R', 'n') }, *//* MJPEG with alpha-channel (AVID ABVB/Truevision NuVista) */
113  { AV_CODEC_ID_MJPEG, MKTAG('d', 'm', 'b', '1') }, /* Motion JPEG OpenDML */
114  { AV_CODEC_ID_MJPEGB, MKTAG('m', 'j', 'p', 'b') }, /* Motion-JPEG (format B) */
115 
116  { AV_CODEC_ID_SVQ1, MKTAG('S', 'V', 'Q', '1') }, /* Sorenson Video v1 */
117  { AV_CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', '1') }, /* Sorenson Video v1 */
118  { AV_CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', 'i') }, /* Sorenson Video v1 (from QT specs)*/
119  { AV_CODEC_ID_SVQ3, MKTAG('S', 'V', 'Q', '3') }, /* Sorenson Video v3 */
120 
121  { AV_CODEC_ID_MPEG4, MKTAG('m', 'p', '4', 'v') },
122  { AV_CODEC_ID_MPEG4, MKTAG('D', 'I', 'V', 'X') }, /* OpenDiVX *//* sample files at http://heroinewarrior.com/xmovie.php3 use this tag */
123  { AV_CODEC_ID_MPEG4, MKTAG('X', 'V', 'I', 'D') },
124  { AV_CODEC_ID_MPEG4, MKTAG('3', 'I', 'V', '2') }, /* experimental: 3IVX files before ivx D4 4.5.1 */
125 
126  { AV_CODEC_ID_H263, MKTAG('h', '2', '6', '3') }, /* H263 */
127  { AV_CODEC_ID_H263, MKTAG('s', '2', '6', '3') }, /* H263 ?? works */
128 
129  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', 'p') }, /* DV PAL */
130  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', ' ') }, /* DV NTSC */
131  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'p', 'p') }, /* DVCPRO PAL produced by FCP */
132  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'p') }, /* DVCPRO50 PAL produced by FCP */
133  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'n') }, /* DVCPRO50 NTSC produced by FCP */
134  { AV_CODEC_ID_DVVIDEO, MKTAG('A', 'V', 'd', 'v') }, /* AVID DV */
135  { AV_CODEC_ID_DVVIDEO, MKTAG('A', 'V', 'd', '1') }, /* AVID DV100 */
136  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'q') }, /* DVCPRO HD 720p50 */
137  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'p') }, /* DVCPRO HD 720p60 */
138  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '1') },
139  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '2') },
140  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '4') },
141  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '5') }, /* DVCPRO HD 50i produced by FCP */
142  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '6') }, /* DVCPRO HD 60i produced by FCP */
143  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '3') }, /* DVCPRO HD 30p produced by FCP */
144 
145  { AV_CODEC_ID_VP3, MKTAG('V', 'P', '3', '1') }, /* On2 VP3 */
146  { AV_CODEC_ID_RPZA, MKTAG('r', 'p', 'z', 'a') }, /* Apple Video (RPZA) */
147  { AV_CODEC_ID_CINEPAK, MKTAG('c', 'v', 'i', 'd') }, /* Cinepak */
148  { AV_CODEC_ID_8BPS, MKTAG('8', 'B', 'P', 'S') }, /* Planar RGB (8BPS) */
149  { AV_CODEC_ID_SMC, MKTAG('s', 'm', 'c', ' ') }, /* Apple Graphics (SMC) */
150  { AV_CODEC_ID_QTRLE, MKTAG('r', 'l', 'e', ' ') }, /* Apple Animation (RLE) */
151  { AV_CODEC_ID_SGIRLE, MKTAG('r', 'l', 'e', '1') }, /* SGI RLE 8-bit */
152  { AV_CODEC_ID_MSRLE, MKTAG('W', 'R', 'L', 'E') },
153  { AV_CODEC_ID_QDRAW, MKTAG('q', 'd', 'r', 'w') }, /* QuickDraw */
154 
155  { AV_CODEC_ID_RAWVIDEO, MKTAG('W', 'R', 'A', 'W') },
156 
157  { AV_CODEC_ID_HEVC, MKTAG('h', 'e', 'v', '1') }, /* HEVC/H.265 which indicates parameter sets may be in ES */
158  { AV_CODEC_ID_HEVC, MKTAG('h', 'v', 'c', '1') }, /* HEVC/H.265 which indicates parameter sets shall not be in ES */
159 
160  { AV_CODEC_ID_H264, MKTAG('a', 'v', 'c', '1') }, /* AVC-1/H.264 */
161  { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', 'p') }, /* AVC-Intra 50M 720p24/30/60 */
162  { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', 'q') }, /* AVC-Intra 50M 720p25/50 */
163  { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '2') }, /* AVC-Intra 50M 1080p25/50 */
164  { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '3') }, /* AVC-Intra 50M 1080p24/30/60 */
165  { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '5') }, /* AVC-Intra 50M 1080i50 */
166  { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '6') }, /* AVC-Intra 50M 1080i60 */
167  { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', 'p') }, /* AVC-Intra 100M 720p24/30/60 */
168  { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', 'q') }, /* AVC-Intra 100M 720p25/50 */
169  { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '2') }, /* AVC-Intra 100M 1080p25/50 */
170  { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '3') }, /* AVC-Intra 100M 1080p24/30/60 */
171  { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '5') }, /* AVC-Intra 100M 1080i50 */
172  { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '6') }, /* AVC-Intra 100M 1080i60 */
173  { AV_CODEC_ID_H264, MKTAG('A', 'V', 'i', 'n') }, /* AVC-Intra with implicit SPS/PPS */
174  { AV_CODEC_ID_H264, MKTAG('a', 'i', 'v', 'x') }, /* XAVC 4:2:2 10bit */
175 
176  { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', '1', 'v', ' ') },
177  { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', '1', 'v', '1') }, /* Apple MPEG-1 Camcorder */
178  { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', 'p', 'e', 'g') }, /* MPEG */
179  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', '2', 'v', '1') }, /* Apple MPEG-2 Camcorder */
180  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '1') }, /* MPEG2 HDV 720p30 */
181  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '2') }, /* MPEG2 HDV 1080i60 */
182  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '3') }, /* MPEG2 HDV 1080i50 */
183  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '4') }, /* MPEG2 HDV 720p24 */
184  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '5') }, /* MPEG2 HDV 720p25 */
185  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '6') }, /* MPEG2 HDV 1080p24 */
186  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '7') }, /* MPEG2 HDV 1080p25 */
187  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '8') }, /* MPEG2 HDV 1080p30 */
188  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '9') }, /* MPEG2 HDV 720p60 JVC */
189  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', 'a') }, /* MPEG2 HDV 720p50 */
190  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'n') }, /* MPEG2 IMX NTSC 525/60 50mb/s produced by FCP */
191  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'p') }, /* MPEG2 IMX PAL 625/50 50mb/s produced by FCP */
192  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '4', 'n') }, /* MPEG2 IMX NTSC 525/60 40mb/s produced by FCP */
193  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '4', 'p') }, /* MPEG2 IMX PAL 625/50 40mb/s produced by FCP */
194  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'n') }, /* MPEG2 IMX NTSC 525/60 30mb/s produced by FCP */
195  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'p') }, /* MPEG2 IMX PAL 625/50 30mb/s produced by FCP */
196  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '1') }, /* XDCAM HD422 720p30 CBR */
197  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '4') }, /* XDCAM HD422 720p24 CBR */
198  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '5') }, /* XDCAM HD422 720p25 CBR */
199  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '9') }, /* XDCAM HD422 720p60 CBR */
200  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'a') }, /* XDCAM HD422 720p50 CBR */
201  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'b') }, /* XDCAM HD422 1080i60 CBR */
202  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'c') }, /* XDCAM HD422 1080i50 CBR */
203  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'd') }, /* XDCAM HD422 1080p24 CBR */
204  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'e') }, /* XDCAM HD422 1080p25 CBR */
205  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'f') }, /* XDCAM HD422 1080p30 CBR */
206  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '1') }, /* XDCAM EX 720p30 VBR */
207  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '2') }, /* XDCAM HD 1080i60 */
208  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '3') }, /* XDCAM HD 1080i50 VBR */
209  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '4') }, /* XDCAM EX 720p24 VBR */
210  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '5') }, /* XDCAM EX 720p25 VBR */
211  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '6') }, /* XDCAM HD 1080p24 VBR */
212  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '7') }, /* XDCAM HD 1080p25 VBR */
213  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '8') }, /* XDCAM HD 1080p30 VBR */
214  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '9') }, /* XDCAM EX 720p60 VBR */
215  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'a') }, /* XDCAM EX 720p50 VBR */
216  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'b') }, /* XDCAM EX 1080i60 VBR */
217  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'c') }, /* XDCAM EX 1080i50 VBR */
218  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'd') }, /* XDCAM EX 1080p24 VBR */
219  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'e') }, /* XDCAM EX 1080p25 VBR */
220  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'f') }, /* XDCAM EX 1080p30 VBR */
221  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', 'd') }, /* XDCAM HD 540p */
222  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', '2') }, /* XDCAM HD422 540p */
223  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('A', 'V', 'm', 'p') }, /* AVID IMX PAL */
224  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'p', '2', 'v') }, /* FCP5 */
225 
226  { AV_CODEC_ID_JPEG2000, MKTAG('m', 'j', 'p', '2') }, /* JPEG 2000 produced by FCP */
227 
228  { AV_CODEC_ID_TARGA, MKTAG('t', 'g', 'a', ' ') }, /* Truevision Targa */
229  { AV_CODEC_ID_TIFF, MKTAG('t', 'i', 'f', 'f') }, /* TIFF embedded in MOV */
230  { AV_CODEC_ID_GIF, MKTAG('g', 'i', 'f', ' ') }, /* embedded gif files as frames (usually one "click to play movie" frame) */
231  { AV_CODEC_ID_PNG, MKTAG('p', 'n', 'g', ' ') },
232  { AV_CODEC_ID_PNG, MKTAG('M', 'N', 'G', ' ') },
233 
234  { AV_CODEC_ID_VC1, MKTAG('v', 'c', '-', '1') }, /* SMPTE RP 2025 */
235  { AV_CODEC_ID_CAVS, MKTAG('a', 'v', 's', '2') },
236 
237  { AV_CODEC_ID_DIRAC, MKTAG('d', 'r', 'a', 'c') },
238  { AV_CODEC_ID_DNXHD, MKTAG('A', 'V', 'd', 'n') }, /* AVID DNxHD */
239  { AV_CODEC_ID_H263, MKTAG('H', '2', '6', '3') },
240  { AV_CODEC_ID_MSMPEG4V3, MKTAG('3', 'I', 'V', 'D') }, /* 3ivx DivX Doctor */
241  { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', '1', 'x') }, /* AVID 1:1x */
242  { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', 'u', 'p') },
243  { AV_CODEC_ID_SGI, MKTAG('s', 'g', 'i', ' ') }, /* SGI */
244  { AV_CODEC_ID_DPX, MKTAG('d', 'p', 'x', ' ') }, /* DPX */
245  { AV_CODEC_ID_EXR, MKTAG('e', 'x', 'r', ' ') }, /* OpenEXR */
246 
247  { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'h') }, /* Apple ProRes 422 High Quality */
248  { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'n') }, /* Apple ProRes 422 Standard Definition */
249  { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 's') }, /* Apple ProRes 422 LT */
250  { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'o') }, /* Apple ProRes 422 Proxy */
251  { AV_CODEC_ID_PRORES, MKTAG('a', 'p', '4', 'h') }, /* Apple ProRes 4444 */
252  { AV_CODEC_ID_FLIC, MKTAG('f', 'l', 'i', 'c') },
253 
254  { AV_CODEC_ID_AIC, MKTAG('i', 'c', 'o', 'd') },
255 
256  { AV_CODEC_ID_NONE, 0 },
257 };
258 
259 const AVCodecTag ff_codec_movaudio_tags[] = {
260  { AV_CODEC_ID_AAC, MKTAG('m', 'p', '4', 'a') },
261  { AV_CODEC_ID_AC3, MKTAG('a', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F */
262  { AV_CODEC_ID_AC3, MKTAG('s', 'a', 'c', '3') }, /* Nero Recode */
263  { AV_CODEC_ID_ADPCM_IMA_QT, MKTAG('i', 'm', 'a', '4') },
264  { AV_CODEC_ID_ALAC, MKTAG('a', 'l', 'a', 'c') },
265  { AV_CODEC_ID_AMR_NB, MKTAG('s', 'a', 'm', 'r') }, /* AMR-NB 3gp */
266  { AV_CODEC_ID_AMR_WB, MKTAG('s', 'a', 'w', 'b') }, /* AMR-WB 3gp */
267  { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'c') }, /* DTS formats prior to DTS-HD */
268  { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'h') }, /* DTS-HD audio formats */
269  { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'l') }, /* DTS-HD Lossless formats */
270  { AV_CODEC_ID_DTS, MKTAG('D', 'T', 'S', ' ') }, /* non-standard */
271  { AV_CODEC_ID_EAC3, MKTAG('e', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F (only valid in ISOBMFF) */
272  { AV_CODEC_ID_DVAUDIO, MKTAG('v', 'd', 'v', 'a') },
273  { AV_CODEC_ID_DVAUDIO, MKTAG('d', 'v', 'c', 'a') },
274  { AV_CODEC_ID_GSM, MKTAG('a', 'g', 's', 'm') },
275  { AV_CODEC_ID_ILBC, MKTAG('i', 'l', 'b', 'c') },
276  { AV_CODEC_ID_MACE3, MKTAG('M', 'A', 'C', '3') },
277  { AV_CODEC_ID_MACE6, MKTAG('M', 'A', 'C', '6') },
278  { AV_CODEC_ID_MP1, MKTAG('.', 'm', 'p', '1') },
279  { AV_CODEC_ID_MP2, MKTAG('.', 'm', 'p', '2') },
280  { AV_CODEC_ID_MP3, MKTAG('.', 'm', 'p', '3') },
281  { AV_CODEC_ID_MP3, 0x6D730055 },
282  { AV_CODEC_ID_NELLYMOSER, MKTAG('n', 'm', 'o', 's') }, /* Flash Media Server */
283  { AV_CODEC_ID_PCM_ALAW, MKTAG('a', 'l', 'a', 'w') },
284  { AV_CODEC_ID_PCM_F32BE, MKTAG('f', 'l', '3', '2') },
285  { AV_CODEC_ID_PCM_F32LE, MKTAG('f', 'l', '3', '2') },
286  { AV_CODEC_ID_PCM_F64BE, MKTAG('f', 'l', '6', '4') },
287  { AV_CODEC_ID_PCM_F64LE, MKTAG('f', 'l', '6', '4') },
288  { AV_CODEC_ID_PCM_MULAW, MKTAG('u', 'l', 'a', 'w') },
289  { AV_CODEC_ID_PCM_S16BE, MKTAG('t', 'w', 'o', 's') },
290  { AV_CODEC_ID_PCM_S16LE, MKTAG('s', 'o', 'w', 't') },
291  { AV_CODEC_ID_PCM_S16BE, MKTAG('l', 'p', 'c', 'm') },
292  { AV_CODEC_ID_PCM_S16LE, MKTAG('l', 'p', 'c', 'm') },
293  { AV_CODEC_ID_PCM_S24BE, MKTAG('i', 'n', '2', '4') },
294  { AV_CODEC_ID_PCM_S24LE, MKTAG('i', 'n', '2', '4') },
295  { AV_CODEC_ID_PCM_S32BE, MKTAG('i', 'n', '3', '2') },
296  { AV_CODEC_ID_PCM_S32LE, MKTAG('i', 'n', '3', '2') },
297  { AV_CODEC_ID_PCM_S8, MKTAG('s', 'o', 'w', 't') },
298  { AV_CODEC_ID_PCM_U8, MKTAG('r', 'a', 'w', ' ') },
299  { AV_CODEC_ID_PCM_U8, MKTAG('N', 'O', 'N', 'E') },
300  { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'p') },
301  { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'q') },
302  { AV_CODEC_ID_QCELP, MKTAG('s', 'q', 'c', 'p') }, /* ISO Media fourcc */
303  { AV_CODEC_ID_QDM2, MKTAG('Q', 'D', 'M', '2') },
304  { AV_CODEC_ID_QDMC, MKTAG('Q', 'D', 'M', 'C') },
305  { AV_CODEC_ID_SPEEX, MKTAG('s', 'p', 'e', 'x') }, /* Flash Media Server */
306  { AV_CODEC_ID_SPEEX, MKTAG('S', 'P', 'X', 'N') }, /* ZygoAudio (quality 10 mode) */
307  { AV_CODEC_ID_WMAV2, MKTAG('W', 'M', 'A', '2') },
308  { AV_CODEC_ID_EVRC, MKTAG('s', 'e', 'v', 'c') }, /* 3GPP2 */
309  { AV_CODEC_ID_SMV, MKTAG('s', 's', 'm', 'v') }, /* 3GPP2 */
310  { AV_CODEC_ID_NONE, 0 },
311 };
312 
313 const AVCodecTag ff_codec_movsubtitle_tags[] = {
314  { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'e', 'x', 't') },
315  { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'x', '3', 'g') },
316  { AV_CODEC_ID_EIA_608, MKTAG('c', '6', '0', '8') },
317  { AV_CODEC_ID_NONE, 0 },
318 };
319 
320 /* map numeric codes from mdhd atom to ISO 639 */
321 /* cf. QTFileFormat.pdf p253, qtff.pdf p205 */
322 /* http://developer.apple.com/documentation/mac/Text/Text-368.html */
323 /* deprecated by putting the code as 3*5bit ascii */
324 static const char mov_mdhd_language_map[][4] = {
325  /* 0-9 */
326  "eng", "fra", "ger", "ita", "dut", "sve", "spa", "dan", "por", "nor",
327  "heb", "jpn", "ara", "fin", "gre", "ice", "mlt", "tur", "hr "/*scr*/, "chi"/*ace?*/,
328  "urd", "hin", "tha", "kor", "lit", "pol", "hun", "est", "lav", "",
329  "fo ", "", "rus", "chi", "", "iri", "alb", "ron", "ces", "slk",
330  "slv", "yid", "sr ", "mac", "bul", "ukr", "bel", "uzb", "kaz", "aze",
331  /*?*/
332  "aze", "arm", "geo", "mol", "kir", "tgk", "tuk", "mon", "", "pus",
333  "kur", "kas", "snd", "tib", "nep", "san", "mar", "ben", "asm", "guj",
334  "pa ", "ori", "mal", "kan", "tam", "tel", "", "bur", "khm", "lao",
335  /* roman? arabic? */
336  "vie", "ind", "tgl", "may", "may", "amh", "tir", "orm", "som", "swa",
337  /*==rundi?*/
338  "", "run", "", "mlg", "epo", "", "", "", "", "",
339  /* 100 */
340  "", "", "", "", "", "", "", "", "", "",
341  "", "", "", "", "", "", "", "", "", "",
342  "", "", "", "", "", "", "", "", "wel", "baq",
343  "cat", "lat", "que", "grn", "aym", "tat", "uig", "dzo", "jav"
344 };
345 
346 int ff_mov_iso639_to_lang(const char lang[4], int mp4)
347 {
348  int i, code = 0;
349 
350  /* old way, only for QT? */
351  for (i = 0; lang[0] && !mp4 && i < FF_ARRAY_ELEMS(mov_mdhd_language_map); i++) {
352  if (!strcmp(lang, mov_mdhd_language_map[i]))
353  return i;
354  }
355  /* XXX:can we do that in mov too? */
356  if (!mp4)
357  return -1;
358  /* handle undefined as such */
359  if (lang[0] == '\0')
360  lang = "und";
361  /* 5bit ascii */
362  for (i = 0; i < 3; i++) {
363  uint8_t c = lang[i];
364  c -= 0x60;
365  if (c > 0x1f)
366  return -1;
367  code <<= 5;
368  code |= c;
369  }
370  return code;
371 }
372 
373 int ff_mov_lang_to_iso639(unsigned code, char to[4])
374 {
375  int i;
376  memset(to, 0, 4);
377  /* is it the mangled iso code? */
378  /* see http://www.geocities.com/xhelmboyx/quicktime/formats/mp4-layout.txt */
379  if (code >= 0x400 && code != 0x7fff) {
380  for (i = 2; i >= 0; i--) {
381  to[i] = 0x60 + (code & 0x1f);
382  code >>= 5;
383  }
384  return 1;
385  }
386  /* old fashion apple lang code */
387  if (code >= FF_ARRAY_ELEMS(mov_mdhd_language_map))
388  return 0;
389  if (!mov_mdhd_language_map[code][0])
390  return 0;
391  memcpy(to, mov_mdhd_language_map[code], 4);
392  return 1;
393 }
394 
395 int ff_mp4_read_descr_len(AVIOContext *pb)
396 {
397  int len = 0;
398  int count = 4;
399  while (count--) {
400  int c = avio_r8(pb);
401  len = (len << 7) | (c & 0x7f);
402  if (!(c & 0x80))
403  break;
404  }
405  return len;
406 }
407 
408 int ff_mp4_read_descr(AVFormatContext *fc, AVIOContext *pb, int *tag)
409 {
410  int len;
411  *tag = avio_r8(pb);
412  len = ff_mp4_read_descr_len(pb);
413  av_dlog(fc, "MPEG4 description: tag=0x%02x len=%d\n", *tag, len);
414  return len;
415 }
416 
417 void ff_mp4_parse_es_descr(AVIOContext *pb, int *es_id)
418 {
419  int flags;
420  if (es_id) *es_id = avio_rb16(pb);
421  else avio_rb16(pb);
422  flags = avio_r8(pb);
423  if (flags & 0x80) //streamDependenceFlag
424  avio_rb16(pb);
425  if (flags & 0x40) { //URL_Flag
426  int len = avio_r8(pb);
427  avio_skip(pb, len);
428  }
429  if (flags & 0x20) //OCRstreamFlag
430  avio_rb16(pb);
431 }
432 
433 static const AVCodecTag mp4_audio_types[] = {
434  { AV_CODEC_ID_MP3ON4, AOT_PS }, /* old mp3on4 draft */
435  { AV_CODEC_ID_MP3ON4, AOT_L1 }, /* layer 1 */
436  { AV_CODEC_ID_MP3ON4, AOT_L2 }, /* layer 2 */
437  { AV_CODEC_ID_MP3ON4, AOT_L3 }, /* layer 3 */
438  { AV_CODEC_ID_MP4ALS, AOT_ALS }, /* MPEG-4 ALS */
439  { AV_CODEC_ID_NONE, AOT_NULL },
440 };
441 
442 int ff_mp4_read_dec_config_descr(AVFormatContext *fc, AVStream *st, AVIOContext *pb)
443 {
444  enum AVCodecID codec_id;
445  int len, tag;
446  int ret;
447  int object_type_id = avio_r8(pb);
448  avio_r8(pb); /* stream type */
449  avio_rb24(pb); /* buffer size db */
450  avio_rb32(pb); /* max bitrate */
451  avio_rb32(pb); /* avg bitrate */
452 
453  if(avcodec_is_open(st->codec)) {
454  av_log(fc, AV_LOG_DEBUG, "codec open in read_dec_config_descr\n");
455  return -1;
456  }
457 
458  codec_id= ff_codec_get_id(ff_mp4_obj_type, object_type_id);
459  if (codec_id)
460  st->codec->codec_id= codec_id;
461  av_dlog(fc, "esds object type id 0x%02x\n", object_type_id);
462  len = ff_mp4_read_descr(fc, pb, &tag);
463  if (tag == MP4DecSpecificDescrTag) {
464  av_dlog(fc, "Specific MPEG4 header len=%d\n", len);
465  if (!len || (uint64_t)len > (1<<30))
466  return -1;
467  av_free(st->codec->extradata);
468  if ((ret = ff_get_extradata(st->codec, pb, len)) < 0)
469  return ret;
470  if (st->codec->codec_id == AV_CODEC_ID_AAC) {
471  MPEG4AudioConfig cfg = {0};
472  avpriv_mpeg4audio_get_config(&cfg, st->codec->extradata,
473  st->codec->extradata_size * 8, 1);
474  st->codec->channels = cfg.channels;
475  if (cfg.object_type == 29 && cfg.sampling_index < 3) // old mp3on4
476  st->codec->sample_rate = avpriv_mpa_freq_tab[cfg.sampling_index];
477  else if (cfg.ext_sample_rate)
478  st->codec->sample_rate = cfg.ext_sample_rate;
479  else
480  st->codec->sample_rate = cfg.sample_rate;
481  av_dlog(fc, "mp4a config channels %d obj %d ext obj %d "
482  "sample rate %d ext sample rate %d\n", st->codec->channels,
483  cfg.object_type, cfg.ext_object_type,
484  cfg.sample_rate, cfg.ext_sample_rate);
485  if (!(st->codec->codec_id = ff_codec_get_id(mp4_audio_types,
486  cfg.object_type)))
487  st->codec->codec_id = AV_CODEC_ID_AAC;
488  }
489  }
490  return 0;
491 }
492 
493 typedef struct MovChannelLayout {
494  int64_t channel_layout;
495  uint32_t layout_tag;
496 } MovChannelLayout;
497 
498 static const MovChannelLayout mov_channel_layout[] = {
499  { AV_CH_LAYOUT_MONO, (100<<16) | 1}, // kCAFChannelLayoutTag_Mono
500  { AV_CH_LAYOUT_STEREO, (101<<16) | 2}, // kCAFChannelLayoutTag_Stereo
501  { AV_CH_LAYOUT_STEREO, (102<<16) | 2}, // kCAFChannelLayoutTag_StereoHeadphones
502  { AV_CH_LAYOUT_2_1, (131<<16) | 3}, // kCAFChannelLayoutTag_ITU_2_1
503  { AV_CH_LAYOUT_QUAD, (132<<16) | 4}, // kCAFChannelLayoutTag_ITU_2_2
504  { AV_CH_LAYOUT_2_2, (132<<16) | 4}, // kCAFChannelLayoutTag_ITU_2_2
505  { AV_CH_LAYOUT_QUAD, (108<<16) | 4}, // kCAFChannelLayoutTag_Quadraphonic
506  { AV_CH_LAYOUT_SURROUND, (113<<16) | 3}, // kCAFChannelLayoutTag_MPEG_3_0_A
507  { AV_CH_LAYOUT_4POINT0, (115<<16) | 4}, // kCAFChannelLayoutTag_MPEG_4_0_A
508  { AV_CH_LAYOUT_5POINT0_BACK, (117<<16) | 5}, // kCAFChannelLayoutTag_MPEG_5_0_A
509  { AV_CH_LAYOUT_5POINT0, (117<<16) | 5}, // kCAFChannelLayoutTag_MPEG_5_0_A
510  { AV_CH_LAYOUT_5POINT1_BACK, (121<<16) | 6}, // kCAFChannelLayoutTag_MPEG_5_1_A
511  { AV_CH_LAYOUT_5POINT1, (121<<16) | 6}, // kCAFChannelLayoutTag_MPEG_5_1_A
512  { AV_CH_LAYOUT_7POINT1, (128<<16) | 8}, // kCAFChannelLayoutTag_MPEG_7_1_C
513  { AV_CH_LAYOUT_7POINT1_WIDE, (126<<16) | 8}, // kCAFChannelLayoutTag_MPEG_7_1_A
514  { AV_CH_LAYOUT_5POINT1_BACK|AV_CH_LAYOUT_STEREO_DOWNMIX, (130<<16) | 8}, // kCAFChannelLayoutTag_SMPTE_DTV
515  { AV_CH_LAYOUT_STEREO|AV_CH_LOW_FREQUENCY, (133<<16) | 3}, // kCAFChannelLayoutTag_DVD_4
516  { AV_CH_LAYOUT_2_1|AV_CH_LOW_FREQUENCY, (134<<16) | 4}, // kCAFChannelLayoutTag_DVD_5
517  { AV_CH_LAYOUT_QUAD|AV_CH_LOW_FREQUENCY, (135<<16) | 4}, // kCAFChannelLayoutTag_DVD_6
518  { AV_CH_LAYOUT_2_2|AV_CH_LOW_FREQUENCY, (135<<16) | 4}, // kCAFChannelLayoutTag_DVD_6
519  { AV_CH_LAYOUT_SURROUND|AV_CH_LOW_FREQUENCY, (136<<16) | 4}, // kCAFChannelLayoutTag_DVD_10
520  { AV_CH_LAYOUT_4POINT0|AV_CH_LOW_FREQUENCY, (137<<16) | 5}, // kCAFChannelLayoutTag_DVD_11
521  { 0, 0},
522 };
523 #if 0
524 int ff_mov_read_chan(AVFormatContext *s, AVStream *st, int64_t size)
525 {
526  AVCodecContext *codec= st->codec;
527  uint32_t layout_tag;
528  AVIOContext *pb = s->pb;
529  const MovChannelLayout *layouts = mov_channel_layout;
530 
531  if (size < 12)
532  return AVERROR_INVALIDDATA;
533 
534  layout_tag = avio_rb32(pb);
535  size -= 4;
536  if (layout_tag == 0) { // kCAFChannelLayoutTag_UseChannelDescriptions
537  // Channel descriptions not implemented
538  av_log_ask_for_sample(s, "Unimplemented container channel layout.\n");
539  avio_skip(pb, size);
540  return 0;
541  }
542  if (layout_tag == 0x10000) { // kCAFChannelLayoutTag_UseChannelBitmap
543  codec->channel_layout = avio_rb32(pb);
544  size -= 4;
545  avio_skip(pb, size);
546  return 0;
547  }
548  while (layouts->channel_layout) {
549  if (layout_tag == layouts->layout_tag) {
550  codec->channel_layout = layouts->channel_layout;
551  break;
552  }
553  layouts++;
554  }
555  if (!codec->channel_layout)
556  av_log(s, AV_LOG_WARNING, "Unknown container channel layout.\n");
557  avio_skip(pb, size);
558 
559  return 0;
560 }
561 #endif
562 
563 void ff_mov_write_chan(AVIOContext *pb, int64_t channel_layout)
564 {
565  const MovChannelLayout *layouts;
566  uint32_t layout_tag = 0;
567 
568  for (layouts = mov_channel_layout; layouts->channel_layout; layouts++)
569  if (channel_layout == layouts->channel_layout) {
570  layout_tag = layouts->layout_tag;
571  break;
572  }
573 
574  if (layout_tag) {
575  avio_wb32(pb, layout_tag); // mChannelLayoutTag
576  avio_wb32(pb, 0); // mChannelBitmap
577  } else {
578  avio_wb32(pb, 0x10000); // kCAFChannelLayoutTag_UseChannelBitmap
579  avio_wb32(pb, channel_layout);
580  }
581  avio_wb32(pb, 0); // mNumberChannelDescriptions
582 }
583 
584 const struct AVCodecTag *avformat_get_mov_video_tags(void)
585 {
586  return ff_codec_movvideo_tags;
587 }
588 
589 const struct AVCodecTag *avformat_get_mov_audio_tags(void)
590 {
591  return ff_codec_movaudio_tags;
592 }
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