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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 
30 /* http://www.mp4ra.org */
31 /* ordered by muxing preference */
32 const AVCodecTag ff_mp4_obj_type[] = {
33  { AV_CODEC_ID_MOV_TEXT , 0x08 },
34  { AV_CODEC_ID_MPEG4 , 0x20 },
35  { AV_CODEC_ID_H264 , 0x21 },
36  { AV_CODEC_ID_AAC , 0x40 },
37  { AV_CODEC_ID_MP4ALS , 0x40 }, /* 14496-3 ALS */
38  { AV_CODEC_ID_MPEG2VIDEO , 0x61 }, /* MPEG2 Main */
39  { AV_CODEC_ID_MPEG2VIDEO , 0x60 }, /* MPEG2 Simple */
40  { AV_CODEC_ID_MPEG2VIDEO , 0x62 }, /* MPEG2 SNR */
41  { AV_CODEC_ID_MPEG2VIDEO , 0x63 }, /* MPEG2 Spatial */
42  { AV_CODEC_ID_MPEG2VIDEO , 0x64 }, /* MPEG2 High */
43  { AV_CODEC_ID_MPEG2VIDEO , 0x65 }, /* MPEG2 422 */
44  { AV_CODEC_ID_AAC , 0x66 }, /* MPEG2 AAC Main */
45  { AV_CODEC_ID_AAC , 0x67 }, /* MPEG2 AAC Low */
46  { AV_CODEC_ID_AAC , 0x68 }, /* MPEG2 AAC SSR */
47  { AV_CODEC_ID_MP3 , 0x69 }, /* 13818-3 */
48  { AV_CODEC_ID_MP2 , 0x69 }, /* 11172-3 */
49  { AV_CODEC_ID_MPEG1VIDEO , 0x6A }, /* 11172-2 */
50  { AV_CODEC_ID_MP3 , 0x6B }, /* 11172-3 */
51  { AV_CODEC_ID_MJPEG , 0x6C }, /* 10918-1 */
52  { AV_CODEC_ID_PNG , 0x6D },
53  { AV_CODEC_ID_JPEG2000 , 0x6E }, /* 15444-1 */
54  { AV_CODEC_ID_VC1 , 0xA3 },
55  { AV_CODEC_ID_DIRAC , 0xA4 },
56  { AV_CODEC_ID_AC3 , 0xA5 },
57  { AV_CODEC_ID_DTS , 0xA9 }, /* mp4ra.org */
58  { AV_CODEC_ID_VORBIS , 0xDD }, /* non standard, gpac uses it */
59  { AV_CODEC_ID_DVD_SUBTITLE, 0xE0 }, /* non standard, see unsupported-embedded-subs-2.mp4 */
60  { AV_CODEC_ID_QCELP , 0xE1 },
61  { AV_CODEC_ID_MPEG4SYSTEMS, 0x01 },
62  { AV_CODEC_ID_MPEG4SYSTEMS, 0x02 },
63  { AV_CODEC_ID_NONE , 0 },
64 };
65 
66 const AVCodecTag ff_codec_movvideo_tags[] = {
67 /* { AV_CODEC_ID_, MKTAG('I', 'V', '5', '0') }, *//* Indeo 5.0 */
68 
69  { AV_CODEC_ID_RAWVIDEO, MKTAG('r', 'a', 'w', ' ') }, /* Uncompressed RGB */
70  { AV_CODEC_ID_RAWVIDEO, MKTAG('y', 'u', 'v', '2') }, /* Uncompressed YUV422 */
71  { AV_CODEC_ID_RAWVIDEO, MKTAG('2', 'v', 'u', 'y') }, /* UNCOMPRESSED 8BIT 4:2:2 */
72  { AV_CODEC_ID_RAWVIDEO, MKTAG('y', 'u', 'v', 's') }, /* same as 2vuy but byte swapped */
73 
74  { AV_CODEC_ID_RAWVIDEO, MKTAG('L', '5', '5', '5') },
75  { AV_CODEC_ID_RAWVIDEO, MKTAG('L', '5', '6', '5') },
76  { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '5', '6', '5') },
77  { AV_CODEC_ID_RAWVIDEO, MKTAG('2', '4', 'B', 'G') },
78  { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 'A') },
79  { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 'A') },
80  { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'B', 'G', 'R') },
81  { AV_CODEC_ID_RAWVIDEO, MKTAG('b', '1', '6', 'g') },
82  { AV_CODEC_ID_RAWVIDEO, MKTAG('b', '4', '8', 'r') },
83  { AV_CODEC_ID_RAWVIDEO, MKTAG('b', 'x', 'b', 'g') },
84  { AV_CODEC_ID_RAWVIDEO, MKTAG('b', 'x', 'r', 'g') },
85  { AV_CODEC_ID_RAWVIDEO, MKTAG('b', 'x', 'y', 'v') },
86  { AV_CODEC_ID_RAWVIDEO, MKTAG('N', 'O', '1', '6') },
87  { AV_CODEC_ID_RAWVIDEO, MKTAG('D', 'V', 'O', 'O') }, /* Digital Voodoo SD 8 Bit */
88  { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', '2', '0') }, /* Radius DV YUV PAL */
89  { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', '1', '1') }, /* Radius DV YUV NTSC */
90 
91  { AV_CODEC_ID_R10K, MKTAG('R', '1', '0', 'k') }, /* UNCOMPRESSED 10BIT RGB */
92  { AV_CODEC_ID_R10K, MKTAG('R', '1', '0', 'g') }, /* UNCOMPRESSED 10BIT RGB */
93  { AV_CODEC_ID_R210, MKTAG('r', '2', '1', '0') }, /* UNCOMPRESSED 10BIT RGB */
94  { AV_CODEC_ID_AVUI, MKTAG('A', 'V', 'U', 'I') }, /* AVID Uncompressed deinterleaved UYVY422 */
95  { AV_CODEC_ID_AVRP, MKTAG('A', 'V', 'r', 'p') }, /* Avid 1:1 10-bit RGB Packer */
96  { AV_CODEC_ID_AVRP, MKTAG('S', 'U', 'D', 'S') }, /* Avid DS Uncompressed */
97  { AV_CODEC_ID_V210, MKTAG('v', '2', '1', '0') }, /* UNCOMPRESSED 10BIT 4:2:2 */
98  { AV_CODEC_ID_V210, MKTAG('b', 'x', 'y', '2') }, /* BOXX 10BIT 4:2:2 */
99  { AV_CODEC_ID_V308, MKTAG('v', '3', '0', '8') }, /* UNCOMPRESSED 8BIT 4:4:4 */
100  { AV_CODEC_ID_V408, MKTAG('v', '4', '0', '8') }, /* UNCOMPRESSED 8BIT 4:4:4:4 */
101  { AV_CODEC_ID_V410, MKTAG('v', '4', '1', '0') }, /* UNCOMPRESSED 10BIT 4:4:4 */
102  { AV_CODEC_ID_Y41P, MKTAG('Y', '4', '1', 'P') }, /* UNCOMPRESSED 12BIT 4:1:1 */
103  { AV_CODEC_ID_YUV4, MKTAG('y', 'u', 'v', '4') }, /* libquicktime packed yuv420p */
104  { AV_CODEC_ID_TARGA_Y216, MKTAG('Y', '2', '1', '6') },
105 
106  { AV_CODEC_ID_MJPEG, MKTAG('j', 'p', 'e', 'g') }, /* PhotoJPEG */
107  { AV_CODEC_ID_MJPEG, MKTAG('m', 'j', 'p', 'a') }, /* Motion-JPEG (format A) */
108  { AV_CODEC_ID_MJPEG, MKTAG('A', 'V', 'D', 'J') }, /* MJPEG with alpha-channel (AVID JFIF meridien compressed) */
109 /* { AV_CODEC_ID_MJPEG, MKTAG('A', 'V', 'R', 'n') }, *//* MJPEG with alpha-channel (AVID ABVB/Truevision NuVista) */
110  { AV_CODEC_ID_MJPEG, MKTAG('d', 'm', 'b', '1') }, /* Motion JPEG OpenDML */
111  { AV_CODEC_ID_MJPEGB, MKTAG('m', 'j', 'p', 'b') }, /* Motion-JPEG (format B) */
112 
113  { AV_CODEC_ID_SVQ1, MKTAG('S', 'V', 'Q', '1') }, /* Sorenson Video v1 */
114  { AV_CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', '1') }, /* Sorenson Video v1 */
115  { AV_CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', 'i') }, /* Sorenson Video v1 (from QT specs)*/
116  { AV_CODEC_ID_SVQ3, MKTAG('S', 'V', 'Q', '3') }, /* Sorenson Video v3 */
117 
118  { AV_CODEC_ID_MPEG4, MKTAG('m', 'p', '4', 'v') },
119  { AV_CODEC_ID_MPEG4, MKTAG('D', 'I', 'V', 'X') }, /* OpenDiVX *//* sample files at http://heroinewarrior.com/xmovie.php3 use this tag */
120  { AV_CODEC_ID_MPEG4, MKTAG('X', 'V', 'I', 'D') },
121  { AV_CODEC_ID_MPEG4, MKTAG('3', 'I', 'V', '2') }, /* experimental: 3IVX files before ivx D4 4.5.1 */
122 
123  { AV_CODEC_ID_H263, MKTAG('h', '2', '6', '3') }, /* H263 */
124  { AV_CODEC_ID_H263, MKTAG('s', '2', '6', '3') }, /* H263 ?? works */
125 
126  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', 'p') }, /* DV PAL */
127  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', ' ') }, /* DV NTSC */
128  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'p', 'p') }, /* DVCPRO PAL produced by FCP */
129  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'p') }, /* DVCPRO50 PAL produced by FCP */
130  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'n') }, /* DVCPRO50 NTSC produced by FCP */
131  { AV_CODEC_ID_DVVIDEO, MKTAG('A', 'V', 'd', 'v') }, /* AVID DV */
132  { AV_CODEC_ID_DVVIDEO, MKTAG('A', 'V', 'd', '1') }, /* AVID DV100 */
133  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'q') }, /* DVCPRO HD 720p50 */
134  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'p') }, /* DVCPRO HD 720p60 */
135  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '1') },
136  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '2') },
137  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '4') },
138  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '5') }, /* DVCPRO HD 50i produced by FCP */
139  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '6') }, /* DVCPRO HD 60i produced by FCP */
140  { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '3') }, /* DVCPRO HD 30p produced by FCP */
141 
142  { AV_CODEC_ID_VP3, MKTAG('V', 'P', '3', '1') }, /* On2 VP3 */
143  { AV_CODEC_ID_RPZA, MKTAG('r', 'p', 'z', 'a') }, /* Apple Video (RPZA) */
144  { AV_CODEC_ID_CINEPAK, MKTAG('c', 'v', 'i', 'd') }, /* Cinepak */
145  { AV_CODEC_ID_8BPS, MKTAG('8', 'B', 'P', 'S') }, /* Planar RGB (8BPS) */
146  { AV_CODEC_ID_SMC, MKTAG('s', 'm', 'c', ' ') }, /* Apple Graphics (SMC) */
147  { AV_CODEC_ID_QTRLE, MKTAG('r', 'l', 'e', ' ') }, /* Apple Animation (RLE) */
148  { AV_CODEC_ID_SGIRLE, MKTAG('r', 'l', 'e', '1') }, /* SGI RLE 8-bit */
149  { AV_CODEC_ID_MSRLE, MKTAG('W', 'R', 'L', 'E') },
150  { AV_CODEC_ID_QDRAW, MKTAG('q', 'd', 'r', 'w') }, /* QuickDraw */
151 
152  { AV_CODEC_ID_RAWVIDEO, MKTAG('W', 'R', 'A', 'W') },
153 
154  { AV_CODEC_ID_HEVC, MKTAG('h', 'v', 'c', '1') }, /* HEVC/H.265 which indicates parameter sets shall not be in ES */
155  { AV_CODEC_ID_HEVC, MKTAG('h', 'e', 'v', '1') }, /* HEVC/H.265 which indicates parameter sets may be in ES */
156 
157  { AV_CODEC_ID_H264, MKTAG('a', 'v', 'c', '1') }, /* AVC-1/H.264 */
158  { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', 'p') }, /* AVC-Intra 50M 720p24/30/60 */
159  { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', 'q') }, /* AVC-Intra 50M 720p25/50 */
160  { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '2') }, /* AVC-Intra 50M 1080p25/50 */
161  { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '3') }, /* AVC-Intra 50M 1080p24/30/60 */
162  { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '5') }, /* AVC-Intra 50M 1080i50 */
163  { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '6') }, /* AVC-Intra 50M 1080i60 */
164  { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', 'p') }, /* AVC-Intra 100M 720p24/30/60 */
165  { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', 'q') }, /* AVC-Intra 100M 720p25/50 */
166  { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '2') }, /* AVC-Intra 100M 1080p25/50 */
167  { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '3') }, /* AVC-Intra 100M 1080p24/30/60 */
168  { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '5') }, /* AVC-Intra 100M 1080i50 */
169  { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '6') }, /* AVC-Intra 100M 1080i60 */
170  { AV_CODEC_ID_H264, MKTAG('a', 'i', 'v', 'x') }, /* XAVC 4:2:2 10bit */
171  { AV_CODEC_ID_H264, MKTAG('A', 'V', 'i', 'n') }, /* AVC-Intra with implicit SPS/PPS */
172 
173  { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', '1', 'v', '1') }, /* Apple MPEG-1 Camcorder */
174  { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', 'p', 'e', 'g') }, /* MPEG */
175  { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', '1', 'v', ' ') },
176  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', '2', 'v', '1') }, /* Apple MPEG-2 Camcorder */
177  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '1') }, /* MPEG2 HDV 720p30 */
178  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '2') }, /* MPEG2 HDV 1080i60 */
179  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '3') }, /* MPEG2 HDV 1080i50 */
180  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '4') }, /* MPEG2 HDV 720p24 */
181  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '5') }, /* MPEG2 HDV 720p25 */
182  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '6') }, /* MPEG2 HDV 1080p24 */
183  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '7') }, /* MPEG2 HDV 1080p25 */
184  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '8') }, /* MPEG2 HDV 1080p30 */
185  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '9') }, /* MPEG2 HDV 720p60 JVC */
186  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', 'a') }, /* MPEG2 HDV 720p50 */
187  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'n') }, /* MPEG2 IMX NTSC 525/60 50mb/s produced by FCP */
188  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'p') }, /* MPEG2 IMX PAL 625/50 50mb/s produced by FCP */
189  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '4', 'n') }, /* MPEG2 IMX NTSC 525/60 40mb/s produced by FCP */
190  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '4', 'p') }, /* MPEG2 IMX PAL 625/50 40mb/s produced by FCP */
191  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'n') }, /* MPEG2 IMX NTSC 525/60 30mb/s produced by FCP */
192  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'p') }, /* MPEG2 IMX PAL 625/50 30mb/s produced by FCP */
193  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '1') }, /* XDCAM HD422 720p30 CBR */
194  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '4') }, /* XDCAM HD422 720p24 CBR */
195  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '5') }, /* XDCAM HD422 720p25 CBR */
196  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '9') }, /* XDCAM HD422 720p60 CBR */
197  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'a') }, /* XDCAM HD422 720p50 CBR */
198  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'b') }, /* XDCAM HD422 1080i60 CBR */
199  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'c') }, /* XDCAM HD422 1080i50 CBR */
200  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'd') }, /* XDCAM HD422 1080p24 CBR */
201  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'e') }, /* XDCAM HD422 1080p25 CBR */
202  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'f') }, /* XDCAM HD422 1080p30 CBR */
203  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '1') }, /* XDCAM EX 720p30 VBR */
204  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '2') }, /* XDCAM HD 1080i60 */
205  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '3') }, /* XDCAM HD 1080i50 VBR */
206  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '4') }, /* XDCAM EX 720p24 VBR */
207  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '5') }, /* XDCAM EX 720p25 VBR */
208  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '6') }, /* XDCAM HD 1080p24 VBR */
209  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '7') }, /* XDCAM HD 1080p25 VBR */
210  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '8') }, /* XDCAM HD 1080p30 VBR */
211  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '9') }, /* XDCAM EX 720p60 VBR */
212  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'a') }, /* XDCAM EX 720p50 VBR */
213  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'b') }, /* XDCAM EX 1080i60 VBR */
214  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'c') }, /* XDCAM EX 1080i50 VBR */
215  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'd') }, /* XDCAM EX 1080p24 VBR */
216  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'e') }, /* XDCAM EX 1080p25 VBR */
217  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'f') }, /* XDCAM EX 1080p30 VBR */
218  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', 'd') }, /* XDCAM HD 540p */
219  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', '2') }, /* XDCAM HD422 540p */
220  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('A', 'V', 'm', 'p') }, /* AVID IMX PAL */
221 
222  { AV_CODEC_ID_JPEG2000, MKTAG('m', 'j', 'p', '2') }, /* JPEG 2000 produced by FCP */
223 
224  { AV_CODEC_ID_TARGA, MKTAG('t', 'g', 'a', ' ') }, /* Truevision Targa */
225  { AV_CODEC_ID_TIFF, MKTAG('t', 'i', 'f', 'f') }, /* TIFF embedded in MOV */
226  { AV_CODEC_ID_GIF, MKTAG('g', 'i', 'f', ' ') }, /* embedded gif files as frames (usually one "click to play movie" frame) */
227  { AV_CODEC_ID_PNG, MKTAG('p', 'n', 'g', ' ') },
228  { AV_CODEC_ID_PNG, MKTAG('M', 'N', 'G', ' ') },
229 
230  { AV_CODEC_ID_VC1, MKTAG('v', 'c', '-', '1') }, /* SMPTE RP 2025 */
231  { AV_CODEC_ID_CAVS, MKTAG('a', 'v', 's', '2') },
232 
233  { AV_CODEC_ID_DIRAC, MKTAG('d', 'r', 'a', 'c') },
234  { AV_CODEC_ID_DNXHD, MKTAG('A', 'V', 'd', 'n') }, /* AVID DNxHD */
235  { AV_CODEC_ID_H263, MKTAG('H', '2', '6', '3') },
236  { AV_CODEC_ID_MSMPEG4V3, MKTAG('3', 'I', 'V', 'D') }, /* 3ivx DivX Doctor */
237  { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', '1', 'x') }, /* AVID 1:1x */
238  { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', 'u', 'p') },
239  { AV_CODEC_ID_SGI, MKTAG('s', 'g', 'i', ' ') }, /* SGI */
240  { AV_CODEC_ID_DPX, MKTAG('d', 'p', 'x', ' ') }, /* DPX */
241  { AV_CODEC_ID_EXR, MKTAG('e', 'x', 'r', ' ') }, /* OpenEXR */
242 
243  { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'h') }, /* Apple ProRes 422 High Quality */
244  { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'n') }, /* Apple ProRes 422 Standard Definition */
245  { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 's') }, /* Apple ProRes 422 LT */
246  { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'o') }, /* Apple ProRes 422 Proxy */
247  { AV_CODEC_ID_PRORES, MKTAG('a', 'p', '4', 'h') }, /* Apple ProRes 4444 */
248  { AV_CODEC_ID_FLIC, MKTAG('f', 'l', 'i', 'c') },
249 
250  { AV_CODEC_ID_AIC, MKTAG('i', 'c', 'o', 'd') },
251 
252  { AV_CODEC_ID_NONE, 0 },
253 };
254 
255 const AVCodecTag ff_codec_movaudio_tags[] = {
256  { AV_CODEC_ID_AAC, MKTAG('m', 'p', '4', 'a') },
257  { AV_CODEC_ID_AC3, MKTAG('a', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F */
258  { AV_CODEC_ID_AC3, MKTAG('s', 'a', 'c', '3') }, /* Nero Recode */
259  { AV_CODEC_ID_ADPCM_IMA_QT, MKTAG('i', 'm', 'a', '4') },
260  { AV_CODEC_ID_ALAC, MKTAG('a', 'l', 'a', 'c') },
261  { AV_CODEC_ID_AMR_NB, MKTAG('s', 'a', 'm', 'r') }, /* AMR-NB 3gp */
262  { AV_CODEC_ID_AMR_WB, MKTAG('s', 'a', 'w', 'b') }, /* AMR-WB 3gp */
263  { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'c') }, /* DTS formats prior to DTS-HD */
264  { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'h') }, /* DTS-HD audio formats */
265  { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'l') }, /* DTS-HD Lossless formats */
266  { AV_CODEC_ID_DTS, MKTAG('D', 'T', 'S', ' ') }, /* non-standard */
267  { AV_CODEC_ID_EAC3, MKTAG('e', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F (only valid in ISOBMFF) */
268  { AV_CODEC_ID_DVAUDIO, MKTAG('v', 'd', 'v', 'a') },
269  { AV_CODEC_ID_DVAUDIO, MKTAG('d', 'v', 'c', 'a') },
270  { AV_CODEC_ID_GSM, MKTAG('a', 'g', 's', 'm') },
271  { AV_CODEC_ID_ILBC, MKTAG('i', 'l', 'b', 'c') },
272  { AV_CODEC_ID_MACE3, MKTAG('M', 'A', 'C', '3') },
273  { AV_CODEC_ID_MACE6, MKTAG('M', 'A', 'C', '6') },
274  { AV_CODEC_ID_MP1, MKTAG('.', 'm', 'p', '1') },
275  { AV_CODEC_ID_MP2, MKTAG('.', 'm', 'p', '2') },
276  { AV_CODEC_ID_MP3, MKTAG('.', 'm', 'p', '3') },
277  { AV_CODEC_ID_MP3, 0x6D730055 },
278  { AV_CODEC_ID_NELLYMOSER, MKTAG('n', 'm', 'o', 's') }, /* Flash Media Server */
279  { AV_CODEC_ID_PCM_ALAW, MKTAG('a', 'l', 'a', 'w') },
280  { AV_CODEC_ID_PCM_F32BE, MKTAG('f', 'l', '3', '2') },
281  { AV_CODEC_ID_PCM_F32LE, MKTAG('f', 'l', '3', '2') },
282  { AV_CODEC_ID_PCM_F64BE, MKTAG('f', 'l', '6', '4') },
283  { AV_CODEC_ID_PCM_F64LE, MKTAG('f', 'l', '6', '4') },
284  { AV_CODEC_ID_PCM_MULAW, MKTAG('u', 'l', 'a', 'w') },
285  { AV_CODEC_ID_PCM_S16BE, MKTAG('t', 'w', 'o', 's') },
286  { AV_CODEC_ID_PCM_S16LE, MKTAG('s', 'o', 'w', 't') },
287  { AV_CODEC_ID_PCM_S16BE, MKTAG('l', 'p', 'c', 'm') },
288  { AV_CODEC_ID_PCM_S16LE, MKTAG('l', 'p', 'c', 'm') },
289  { AV_CODEC_ID_PCM_S24BE, MKTAG('i', 'n', '2', '4') },
290  { AV_CODEC_ID_PCM_S24LE, MKTAG('i', 'n', '2', '4') },
291  { AV_CODEC_ID_PCM_S32BE, MKTAG('i', 'n', '3', '2') },
292  { AV_CODEC_ID_PCM_S32LE, MKTAG('i', 'n', '3', '2') },
293  { AV_CODEC_ID_PCM_S8, MKTAG('s', 'o', 'w', 't') },
294  { AV_CODEC_ID_PCM_U8, MKTAG('r', 'a', 'w', ' ') },
295  { AV_CODEC_ID_PCM_U8, MKTAG('N', 'O', 'N', 'E') },
296  { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'p') },
297  { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'q') },
298  { AV_CODEC_ID_QCELP, MKTAG('s', 'q', 'c', 'p') }, /* ISO Media fourcc */
299  { AV_CODEC_ID_QDM2, MKTAG('Q', 'D', 'M', '2') },
300  { AV_CODEC_ID_QDMC, MKTAG('Q', 'D', 'M', 'C') },
301  { AV_CODEC_ID_SPEEX, MKTAG('s', 'p', 'e', 'x') }, /* Flash Media Server */
302  { AV_CODEC_ID_SPEEX, MKTAG('S', 'P', 'X', 'N') },
303  { AV_CODEC_ID_WMAV2, MKTAG('W', 'M', 'A', '2') },
304  { AV_CODEC_ID_EVRC, MKTAG('s', 'e', 'v', 'c') }, /* 3GPP2 */
305  { AV_CODEC_ID_SMV, MKTAG('s', 's', 'm', 'v') }, /* 3GPP2 */
306  { AV_CODEC_ID_NONE, 0 },
307 };
308 
309 const AVCodecTag ff_codec_movsubtitle_tags[] = {
310  { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'e', 'x', 't') },
311  { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'x', '3', 'g') },
312  { AV_CODEC_ID_EIA_608, MKTAG('c', '6', '0', '8') },
313  { AV_CODEC_ID_NONE, 0 },
314 };
315 
316 /* map numeric codes from mdhd atom to ISO 639 */
317 /* cf. QTFileFormat.pdf p253, qtff.pdf p205 */
318 /* http://developer.apple.com/documentation/mac/Text/Text-368.html */
319 /* deprecated by putting the code as 3*5bit ascii */
320 static const char mov_mdhd_language_map[][4] = {
321  /* 0-9 */
322  "eng", "fra", "ger", "ita", "dut", "sve", "spa", "dan", "por", "nor",
323  "heb", "jpn", "ara", "fin", "gre", "ice", "mlt", "tur", "hr "/*scr*/, "chi"/*ace?*/,
324  "urd", "hin", "tha", "kor", "lit", "pol", "hun", "est", "lav", "",
325  "fo ", "", "rus", "chi", "", "iri", "alb", "ron", "ces", "slk",
326  "slv", "yid", "sr ", "mac", "bul", "ukr", "bel", "uzb", "kaz", "aze",
327  /*?*/
328  "aze", "arm", "geo", "mol", "kir", "tgk", "tuk", "mon", "", "pus",
329  "kur", "kas", "snd", "tib", "nep", "san", "mar", "ben", "asm", "guj",
330  "pa ", "ori", "mal", "kan", "tam", "tel", "", "bur", "khm", "lao",
331  /* roman? arabic? */
332  "vie", "ind", "tgl", "may", "may", "amh", "tir", "orm", "som", "swa",
333  /*==rundi?*/
334  "", "run", "", "mlg", "epo", "", "", "", "", "",
335  /* 100 */
336  "", "", "", "", "", "", "", "", "", "",
337  "", "", "", "", "", "", "", "", "", "",
338  "", "", "", "", "", "", "", "", "wel", "baq",
339  "cat", "lat", "que", "grn", "aym", "tat", "uig", "dzo", "jav"
340 };
341 
342 int ff_mov_iso639_to_lang(const char lang[4], int mp4)
343 {
344  int i, code = 0;
345 
346  /* old way, only for QT? */
347  for (i = 0; lang[0] && !mp4 && i < FF_ARRAY_ELEMS(mov_mdhd_language_map); i++) {
348  if (!strcmp(lang, mov_mdhd_language_map[i]))
349  return i;
350  }
351  /* XXX:can we do that in mov too? */
352  if (!mp4)
353  return -1;
354  /* handle undefined as such */
355  if (lang[0] == '\0')
356  lang = "und";
357  /* 5bit ascii */
358  for (i = 0; i < 3; i++) {
359  uint8_t c = lang[i];
360  c -= 0x60;
361  if (c > 0x1f)
362  return -1;
363  code <<= 5;
364  code |= c;
365  }
366  return code;
367 }
368 
369 int ff_mov_lang_to_iso639(unsigned code, char to[4])
370 {
371  int i;
372  memset(to, 0, 4);
373  /* is it the mangled iso code? */
374  /* see http://www.geocities.com/xhelmboyx/quicktime/formats/mp4-layout.txt */
375  if (code >= 0x400 && code != 0x7fff) {
376  for (i = 2; i >= 0; i--) {
377  to[i] = 0x60 + (code & 0x1f);
378  code >>= 5;
379  }
380  return 1;
381  }
382  /* old fashion apple lang code */
383  if (code >= FF_ARRAY_ELEMS(mov_mdhd_language_map))
384  return 0;
385  if (!mov_mdhd_language_map[code][0])
386  return 0;
387  memcpy(to, mov_mdhd_language_map[code], 4);
388  return 1;
389 }
390 
391 int ff_mp4_read_descr_len(AVIOContext *pb)
392 {
393  int len = 0;
394  int count = 4;
395  while (count--) {
396  int c = avio_r8(pb);
397  len = (len << 7) | (c & 0x7f);
398  if (!(c & 0x80))
399  break;
400  }
401  return len;
402 }
403 
404 int ff_mp4_read_descr(AVFormatContext *fc, AVIOContext *pb, int *tag)
405 {
406  int len;
407  *tag = avio_r8(pb);
408  len = ff_mp4_read_descr_len(pb);
409  av_dlog(fc, "MPEG4 description: tag=0x%02x len=%d\n", *tag, len);
410  return len;
411 }
412 
413 void ff_mp4_parse_es_descr(AVIOContext *pb, int *es_id)
414 {
415  int flags;
416  if (es_id) *es_id = avio_rb16(pb);
417  else avio_rb16(pb);
418  flags = avio_r8(pb);
419  if (flags & 0x80) //streamDependenceFlag
420  avio_rb16(pb);
421  if (flags & 0x40) { //URL_Flag
422  int len = avio_r8(pb);
423  avio_skip(pb, len);
424  }
425  if (flags & 0x20) //OCRstreamFlag
426  avio_rb16(pb);
427 }
428 
429 static const AVCodecTag mp4_audio_types[] = {
430  { AV_CODEC_ID_MP3ON4, AOT_PS }, /* old mp3on4 draft */
431  { AV_CODEC_ID_MP3ON4, AOT_L1 }, /* layer 1 */
432  { AV_CODEC_ID_MP3ON4, AOT_L2 }, /* layer 2 */
433  { AV_CODEC_ID_MP3ON4, AOT_L3 }, /* layer 3 */
434  { AV_CODEC_ID_MP4ALS, AOT_ALS }, /* MPEG-4 ALS */
435  { AV_CODEC_ID_NONE, AOT_NULL },
436 };
437 
438 int ff_mp4_read_dec_config_descr(AVFormatContext *fc, AVStream *st, AVIOContext *pb)
439 {
440  int len, tag;
441  int object_type_id = avio_r8(pb);
442  avio_r8(pb); /* stream type */
443  avio_rb24(pb); /* buffer size db */
444  avio_rb32(pb); /* max bitrate */
445  avio_rb32(pb); /* avg bitrate */
446 
447  if(avcodec_is_open(st->codec)) {
448  av_log(fc, AV_LOG_DEBUG, "codec open in read_dec_config_descr\n");
449  return -1;
450  }
451 
452  st->codec->codec_id= ff_codec_get_id(ff_mp4_obj_type, object_type_id);
453  av_dlog(fc, "esds object type id 0x%02x\n", object_type_id);
454  len = ff_mp4_read_descr(fc, pb, &tag);
455  if (tag == MP4DecSpecificDescrTag) {
456  av_dlog(fc, "Specific MPEG4 header len=%d\n", len);
457  if (!len || (uint64_t)len > (1<<30))
458  return -1;
459  av_free(st->codec->extradata);
460  if (ff_alloc_extradata(st->codec, len))
461  return AVERROR(ENOMEM);
462  avio_read(pb, st->codec->extradata, len);
463  if (st->codec->codec_id == AV_CODEC_ID_AAC) {
464  MPEG4AudioConfig cfg;
465  avpriv_mpeg4audio_get_config(&cfg, st->codec->extradata,
466  st->codec->extradata_size * 8, 1);
467  st->codec->channels = cfg.channels;
468  if (cfg.object_type == 29 && cfg.sampling_index < 3) // old mp3on4
469  st->codec->sample_rate = avpriv_mpa_freq_tab[cfg.sampling_index];
470  else if (cfg.ext_sample_rate)
471  st->codec->sample_rate = cfg.ext_sample_rate;
472  else
473  st->codec->sample_rate = cfg.sample_rate;
474  av_dlog(fc, "mp4a config channels %d obj %d ext obj %d "
475  "sample rate %d ext sample rate %d\n", st->codec->channels,
476  cfg.object_type, cfg.ext_object_type,
477  cfg.sample_rate, cfg.ext_sample_rate);
478  if (!(st->codec->codec_id = ff_codec_get_id(mp4_audio_types,
479  cfg.object_type)))
480  st->codec->codec_id = AV_CODEC_ID_AAC;
481  }
482  }
483  return 0;
484 }
485 
486 typedef struct MovChannelLayout {
487  int64_t channel_layout;
488  uint32_t layout_tag;
489 } MovChannelLayout;
490 
491 static const MovChannelLayout mov_channel_layout[] = {
492  { AV_CH_LAYOUT_MONO, (100<<16) | 1}, // kCAFChannelLayoutTag_Mono
493  { AV_CH_LAYOUT_STEREO, (101<<16) | 2}, // kCAFChannelLayoutTag_Stereo
494  { AV_CH_LAYOUT_STEREO, (102<<16) | 2}, // kCAFChannelLayoutTag_StereoHeadphones
495  { AV_CH_LAYOUT_2_1, (131<<16) | 3}, // kCAFChannelLayoutTag_ITU_2_1
496  { AV_CH_LAYOUT_QUAD, (132<<16) | 4}, // kCAFChannelLayoutTag_ITU_2_2
497  { AV_CH_LAYOUT_2_2, (132<<16) | 4}, // kCAFChannelLayoutTag_ITU_2_2
498  { AV_CH_LAYOUT_QUAD, (108<<16) | 4}, // kCAFChannelLayoutTag_Quadraphonic
499  { AV_CH_LAYOUT_SURROUND, (113<<16) | 3}, // kCAFChannelLayoutTag_MPEG_3_0_A
500  { AV_CH_LAYOUT_4POINT0, (115<<16) | 4}, // kCAFChannelLayoutTag_MPEG_4_0_A
501  { AV_CH_LAYOUT_5POINT0_BACK, (117<<16) | 5}, // kCAFChannelLayoutTag_MPEG_5_0_A
502  { AV_CH_LAYOUT_5POINT0, (117<<16) | 5}, // kCAFChannelLayoutTag_MPEG_5_0_A
503  { AV_CH_LAYOUT_5POINT1_BACK, (121<<16) | 6}, // kCAFChannelLayoutTag_MPEG_5_1_A
504  { AV_CH_LAYOUT_5POINT1, (121<<16) | 6}, // kCAFChannelLayoutTag_MPEG_5_1_A
505  { AV_CH_LAYOUT_7POINT1, (128<<16) | 8}, // kCAFChannelLayoutTag_MPEG_7_1_C
506  { AV_CH_LAYOUT_7POINT1_WIDE, (126<<16) | 8}, // kCAFChannelLayoutTag_MPEG_7_1_A
507  { AV_CH_LAYOUT_5POINT1_BACK|AV_CH_LAYOUT_STEREO_DOWNMIX, (130<<16) | 8}, // kCAFChannelLayoutTag_SMPTE_DTV
508  { AV_CH_LAYOUT_STEREO|AV_CH_LOW_FREQUENCY, (133<<16) | 3}, // kCAFChannelLayoutTag_DVD_4
509  { AV_CH_LAYOUT_2_1|AV_CH_LOW_FREQUENCY, (134<<16) | 4}, // kCAFChannelLayoutTag_DVD_5
510  { AV_CH_LAYOUT_QUAD|AV_CH_LOW_FREQUENCY, (135<<16) | 4}, // kCAFChannelLayoutTag_DVD_6
511  { AV_CH_LAYOUT_2_2|AV_CH_LOW_FREQUENCY, (135<<16) | 4}, // kCAFChannelLayoutTag_DVD_6
512  { AV_CH_LAYOUT_SURROUND|AV_CH_LOW_FREQUENCY, (136<<16) | 4}, // kCAFChannelLayoutTag_DVD_10
513  { AV_CH_LAYOUT_4POINT0|AV_CH_LOW_FREQUENCY, (137<<16) | 5}, // kCAFChannelLayoutTag_DVD_11
514  { 0, 0},
515 };
516 #if 0
517 int ff_mov_read_chan(AVFormatContext *s, AVStream *st, int64_t size)
518 {
519  AVCodecContext *codec= st->codec;
520  uint32_t layout_tag;
521  AVIOContext *pb = s->pb;
522  const MovChannelLayout *layouts = mov_channel_layout;
523 
524  if (size < 12)
525  return AVERROR_INVALIDDATA;
526 
527  layout_tag = avio_rb32(pb);
528  size -= 4;
529  if (layout_tag == 0) { // kCAFChannelLayoutTag_UseChannelDescriptions
530  // Channel descriptions not implemented
531  av_log_ask_for_sample(s, "Unimplemented container channel layout.\n");
532  avio_skip(pb, size);
533  return 0;
534  }
535  if (layout_tag == 0x10000) { // kCAFChannelLayoutTag_UseChannelBitmap
536  codec->channel_layout = avio_rb32(pb);
537  size -= 4;
538  avio_skip(pb, size);
539  return 0;
540  }
541  while (layouts->channel_layout) {
542  if (layout_tag == layouts->layout_tag) {
543  codec->channel_layout = layouts->channel_layout;
544  break;
545  }
546  layouts++;
547  }
548  if (!codec->channel_layout)
549  av_log(s, AV_LOG_WARNING, "Unknown container channel layout.\n");
550  avio_skip(pb, size);
551 
552  return 0;
553 }
554 #endif
555 
556 void ff_mov_write_chan(AVIOContext *pb, int64_t channel_layout)
557 {
558  const MovChannelLayout *layouts;
559  uint32_t layout_tag = 0;
560 
561  for (layouts = mov_channel_layout; layouts->channel_layout; layouts++)
562  if (channel_layout == layouts->channel_layout) {
563  layout_tag = layouts->layout_tag;
564  break;
565  }
566 
567  if (layout_tag) {
568  avio_wb32(pb, layout_tag); // mChannelLayoutTag
569  avio_wb32(pb, 0); // mChannelBitmap
570  } else {
571  avio_wb32(pb, 0x10000); // kCAFChannelLayoutTag_UseChannelBitmap
572  avio_wb32(pb, channel_layout);
573  }
574  avio_wb32(pb, 0); // mNumberChannelDescriptions
575 }
576 
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