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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_EAC3 , 0xA6 },
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 }
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