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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_S16LE, MKTAG('l', 'p', 'c', 'm') },
288  { AV_CODEC_ID_PCM_S24BE, MKTAG('i', 'n', '2', '4') },
289  { AV_CODEC_ID_PCM_S24LE, MKTAG('i', 'n', '2', '4') },
290  { AV_CODEC_ID_PCM_S32BE, MKTAG('i', 'n', '3', '2') },
291  { AV_CODEC_ID_PCM_S32LE, MKTAG('i', 'n', '3', '2') },
292  { AV_CODEC_ID_PCM_S8, MKTAG('s', 'o', 'w', 't') },
293  { AV_CODEC_ID_PCM_U8, MKTAG('r', 'a', 'w', ' ') },
294  { AV_CODEC_ID_PCM_U8, MKTAG('N', 'O', 'N', 'E') },
295  { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'p') },
296  { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'q') },
297  { AV_CODEC_ID_QCELP, MKTAG('s', 'q', 'c', 'p') }, /* ISO Media fourcc */
298  { AV_CODEC_ID_QDM2, MKTAG('Q', 'D', 'M', '2') },
299  { AV_CODEC_ID_QDMC, MKTAG('Q', 'D', 'M', 'C') },
300  { AV_CODEC_ID_SPEEX, MKTAG('s', 'p', 'e', 'x') }, /* Flash Media Server */
301  { AV_CODEC_ID_SPEEX, MKTAG('S', 'P', 'X', 'N') },
302  { AV_CODEC_ID_WMAV2, MKTAG('W', 'M', 'A', '2') },
303  { AV_CODEC_ID_EVRC, MKTAG('s', 'e', 'v', 'c') }, /* 3GPP2 */
304  { AV_CODEC_ID_SMV, MKTAG('s', 's', 'm', 'v') }, /* 3GPP2 */
305  { AV_CODEC_ID_NONE, 0 },
306 };
307 
308 const AVCodecTag ff_codec_movsubtitle_tags[] = {
309  { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'e', 'x', 't') },
310  { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'x', '3', 'g') },
311  { AV_CODEC_ID_EIA_608, MKTAG('c', '6', '0', '8') },
312  { AV_CODEC_ID_NONE, 0 },
313 };
314 
315 /* map numeric codes from mdhd atom to ISO 639 */
316 /* cf. QTFileFormat.pdf p253, qtff.pdf p205 */
317 /* http://developer.apple.com/documentation/mac/Text/Text-368.html */
318 /* deprecated by putting the code as 3*5bit ascii */
319 static const char mov_mdhd_language_map[][4] = {
320  /* 0-9 */
321  "eng", "fra", "ger", "ita", "dut", "sve", "spa", "dan", "por", "nor",
322  "heb", "jpn", "ara", "fin", "gre", "ice", "mlt", "tur", "hr "/*scr*/, "chi"/*ace?*/,
323  "urd", "hin", "tha", "kor", "lit", "pol", "hun", "est", "lav", "",
324  "fo ", "", "rus", "chi", "", "iri", "alb", "ron", "ces", "slk",
325  "slv", "yid", "sr ", "mac", "bul", "ukr", "bel", "uzb", "kaz", "aze",
326  /*?*/
327  "aze", "arm", "geo", "mol", "kir", "tgk", "tuk", "mon", "", "pus",
328  "kur", "kas", "snd", "tib", "nep", "san", "mar", "ben", "asm", "guj",
329  "pa ", "ori", "mal", "kan", "tam", "tel", "", "bur", "khm", "lao",
330  /* roman? arabic? */
331  "vie", "ind", "tgl", "may", "may", "amh", "tir", "orm", "som", "swa",
332  /*==rundi?*/
333  "", "run", "", "mlg", "epo", "", "", "", "", "",
334  /* 100 */
335  "", "", "", "", "", "", "", "", "", "",
336  "", "", "", "", "", "", "", "", "", "",
337  "", "", "", "", "", "", "", "", "wel", "baq",
338  "cat", "lat", "que", "grn", "aym", "tat", "uig", "dzo", "jav"
339 };
340 
341 int ff_mov_iso639_to_lang(const char lang[4], int mp4)
342 {
343  int i, code = 0;
344 
345  /* old way, only for QT? */
346  for (i = 0; lang[0] && !mp4 && i < FF_ARRAY_ELEMS(mov_mdhd_language_map); i++) {
347  if (!strcmp(lang, mov_mdhd_language_map[i]))
348  return i;
349  }
350  /* XXX:can we do that in mov too? */
351  if (!mp4)
352  return -1;
353  /* handle undefined as such */
354  if (lang[0] == '\0')
355  lang = "und";
356  /* 5bit ascii */
357  for (i = 0; i < 3; i++) {
358  uint8_t c = lang[i];
359  c -= 0x60;
360  if (c > 0x1f)
361  return -1;
362  code <<= 5;
363  code |= c;
364  }
365  return code;
366 }
367 
368 int ff_mov_lang_to_iso639(unsigned code, char to[4])
369 {
370  int i;
371  memset(to, 0, 4);
372  /* is it the mangled iso code? */
373  /* see http://www.geocities.com/xhelmboyx/quicktime/formats/mp4-layout.txt */
374  if (code >= 0x400 && code != 0x7fff) {
375  for (i = 2; i >= 0; i--) {
376  to[i] = 0x60 + (code & 0x1f);
377  code >>= 5;
378  }
379  return 1;
380  }
381  /* old fashion apple lang code */
382  if (code >= FF_ARRAY_ELEMS(mov_mdhd_language_map))
383  return 0;
384  if (!mov_mdhd_language_map[code][0])
385  return 0;
386  memcpy(to, mov_mdhd_language_map[code], 4);
387  return 1;
388 }
389 
390 int ff_mp4_read_descr_len(AVIOContext *pb)
391 {
392  int len = 0;
393  int count = 4;
394  while (count--) {
395  int c = avio_r8(pb);
396  len = (len << 7) | (c & 0x7f);
397  if (!(c & 0x80))
398  break;
399  }
400  return len;
401 }
402 
403 int ff_mp4_read_descr(AVFormatContext *fc, AVIOContext *pb, int *tag)
404 {
405  int len;
406  *tag = avio_r8(pb);
407  len = ff_mp4_read_descr_len(pb);
408  av_dlog(fc, "MPEG4 description: tag=0x%02x len=%d\n", *tag, len);
409  return len;
410 }
411 
412 void ff_mp4_parse_es_descr(AVIOContext *pb, int *es_id)
413 {
414  int flags;
415  if (es_id) *es_id = avio_rb16(pb);
416  else avio_rb16(pb);
417  flags = avio_r8(pb);
418  if (flags & 0x80) //streamDependenceFlag
419  avio_rb16(pb);
420  if (flags & 0x40) { //URL_Flag
421  int len = avio_r8(pb);
422  avio_skip(pb, len);
423  }
424  if (flags & 0x20) //OCRstreamFlag
425  avio_rb16(pb);
426 }
427 
428 static const AVCodecTag mp4_audio_types[] = {
429  { AV_CODEC_ID_MP3ON4, AOT_PS }, /* old mp3on4 draft */
430  { AV_CODEC_ID_MP3ON4, AOT_L1 }, /* layer 1 */
431  { AV_CODEC_ID_MP3ON4, AOT_L2 }, /* layer 2 */
432  { AV_CODEC_ID_MP3ON4, AOT_L3 }, /* layer 3 */
433  { AV_CODEC_ID_MP4ALS, AOT_ALS }, /* MPEG-4 ALS */
434  { AV_CODEC_ID_NONE, AOT_NULL },
435 };
436 
437 int ff_mp4_read_dec_config_descr(AVFormatContext *fc, AVStream *st, AVIOContext *pb)
438 {
439  int len, tag;
440  int object_type_id = avio_r8(pb);
441  avio_r8(pb); /* stream type */
442  avio_rb24(pb); /* buffer size db */
443  avio_rb32(pb); /* max bitrate */
444  avio_rb32(pb); /* avg bitrate */
445 
446  if(avcodec_is_open(st->codec)) {
447  av_log(fc, AV_LOG_DEBUG, "codec open in read_dec_config_descr\n");
448  return -1;
449  }
450 
451  st->codec->codec_id= ff_codec_get_id(ff_mp4_obj_type, object_type_id);
452  av_dlog(fc, "esds object type id 0x%02x\n", object_type_id);
453  len = ff_mp4_read_descr(fc, pb, &tag);
454  if (tag == MP4DecSpecificDescrTag) {
455  av_dlog(fc, "Specific MPEG4 header len=%d\n", len);
456  if (!len || (uint64_t)len > (1<<30))
457  return -1;
458  av_free(st->codec->extradata);
459  if (ff_alloc_extradata(st->codec, len))
460  return AVERROR(ENOMEM);
461  avio_read(pb, st->codec->extradata, len);
462  if (st->codec->codec_id == AV_CODEC_ID_AAC) {
463  MPEG4AudioConfig cfg;
464  avpriv_mpeg4audio_get_config(&cfg, st->codec->extradata,
465  st->codec->extradata_size * 8, 1);
466  st->codec->channels = cfg.channels;
467  if (cfg.object_type == 29 && cfg.sampling_index < 3) // old mp3on4
468  st->codec->sample_rate = avpriv_mpa_freq_tab[cfg.sampling_index];
469  else if (cfg.ext_sample_rate)
470  st->codec->sample_rate = cfg.ext_sample_rate;
471  else
472  st->codec->sample_rate = cfg.sample_rate;
473  av_dlog(fc, "mp4a config channels %d obj %d ext obj %d "
474  "sample rate %d ext sample rate %d\n", st->codec->channels,
475  cfg.object_type, cfg.ext_object_type,
476  cfg.sample_rate, cfg.ext_sample_rate);
477  if (!(st->codec->codec_id = ff_codec_get_id(mp4_audio_types,
478  cfg.object_type)))
479  st->codec->codec_id = AV_CODEC_ID_AAC;
480  }
481  }
482  return 0;
483 }
484 
485 typedef struct MovChannelLayout {
486  int64_t channel_layout;
487  uint32_t layout_tag;
488 } MovChannelLayout;
489 
490 static const MovChannelLayout mov_channel_layout[] = {
491  { AV_CH_LAYOUT_MONO, (100<<16) | 1}, // kCAFChannelLayoutTag_Mono
492  { AV_CH_LAYOUT_STEREO, (101<<16) | 2}, // kCAFChannelLayoutTag_Stereo
493  { AV_CH_LAYOUT_STEREO, (102<<16) | 2}, // kCAFChannelLayoutTag_StereoHeadphones
494  { AV_CH_LAYOUT_2_1, (131<<16) | 3}, // kCAFChannelLayoutTag_ITU_2_1
495  { AV_CH_LAYOUT_QUAD, (132<<16) | 4}, // kCAFChannelLayoutTag_ITU_2_2
496  { AV_CH_LAYOUT_2_2, (132<<16) | 4}, // kCAFChannelLayoutTag_ITU_2_2
497  { AV_CH_LAYOUT_QUAD, (108<<16) | 4}, // kCAFChannelLayoutTag_Quadraphonic
498  { AV_CH_LAYOUT_SURROUND, (113<<16) | 3}, // kCAFChannelLayoutTag_MPEG_3_0_A
499  { AV_CH_LAYOUT_4POINT0, (115<<16) | 4}, // kCAFChannelLayoutTag_MPEG_4_0_A
500  { AV_CH_LAYOUT_5POINT0_BACK, (117<<16) | 5}, // kCAFChannelLayoutTag_MPEG_5_0_A
501  { AV_CH_LAYOUT_5POINT0, (117<<16) | 5}, // kCAFChannelLayoutTag_MPEG_5_0_A
502  { AV_CH_LAYOUT_5POINT1_BACK, (121<<16) | 6}, // kCAFChannelLayoutTag_MPEG_5_1_A
503  { AV_CH_LAYOUT_5POINT1, (121<<16) | 6}, // kCAFChannelLayoutTag_MPEG_5_1_A
504  { AV_CH_LAYOUT_7POINT1, (128<<16) | 8}, // kCAFChannelLayoutTag_MPEG_7_1_C
505  { AV_CH_LAYOUT_7POINT1_WIDE, (126<<16) | 8}, // kCAFChannelLayoutTag_MPEG_7_1_A
506  { AV_CH_LAYOUT_5POINT1_BACK|AV_CH_LAYOUT_STEREO_DOWNMIX, (130<<16) | 8}, // kCAFChannelLayoutTag_SMPTE_DTV
507  { AV_CH_LAYOUT_STEREO|AV_CH_LOW_FREQUENCY, (133<<16) | 3}, // kCAFChannelLayoutTag_DVD_4
508  { AV_CH_LAYOUT_2_1|AV_CH_LOW_FREQUENCY, (134<<16) | 4}, // kCAFChannelLayoutTag_DVD_5
509  { AV_CH_LAYOUT_QUAD|AV_CH_LOW_FREQUENCY, (135<<16) | 4}, // kCAFChannelLayoutTag_DVD_6
510  { AV_CH_LAYOUT_2_2|AV_CH_LOW_FREQUENCY, (135<<16) | 4}, // kCAFChannelLayoutTag_DVD_6
511  { AV_CH_LAYOUT_SURROUND|AV_CH_LOW_FREQUENCY, (136<<16) | 4}, // kCAFChannelLayoutTag_DVD_10
512  { AV_CH_LAYOUT_4POINT0|AV_CH_LOW_FREQUENCY, (137<<16) | 5}, // kCAFChannelLayoutTag_DVD_11
513  { 0, 0},
514 };
515 #if 0
516 int ff_mov_read_chan(AVFormatContext *s, AVStream *st, int64_t size)
517 {
518  AVCodecContext *codec= st->codec;
519  uint32_t layout_tag;
520  AVIOContext *pb = s->pb;
521  const MovChannelLayout *layouts = mov_channel_layout;
522 
523  if (size < 12)
524  return AVERROR_INVALIDDATA;
525 
526  layout_tag = avio_rb32(pb);
527  size -= 4;
528  if (layout_tag == 0) { // kCAFChannelLayoutTag_UseChannelDescriptions
529  // Channel descriptions not implemented
530  av_log_ask_for_sample(s, "Unimplemented container channel layout.\n");
531  avio_skip(pb, size);
532  return 0;
533  }
534  if (layout_tag == 0x10000) { // kCAFChannelLayoutTag_UseChannelBitmap
535  codec->channel_layout = avio_rb32(pb);
536  size -= 4;
537  avio_skip(pb, size);
538  return 0;
539  }
540  while (layouts->channel_layout) {
541  if (layout_tag == layouts->layout_tag) {
542  codec->channel_layout = layouts->channel_layout;
543  break;
544  }
545  layouts++;
546  }
547  if (!codec->channel_layout)
548  av_log(s, AV_LOG_WARNING, "Unknown container channel layout.\n");
549  avio_skip(pb, size);
550 
551  return 0;
552 }
553 #endif
554 
555 void ff_mov_write_chan(AVIOContext *pb, int64_t channel_layout)
556 {
557  const MovChannelLayout *layouts;
558  uint32_t layout_tag = 0;
559 
560  for (layouts = mov_channel_layout; layouts->channel_layout; layouts++)
561  if (channel_layout == layouts->channel_layout) {
562  layout_tag = layouts->layout_tag;
563  break;
564  }
565 
566  if (layout_tag) {
567  avio_wb32(pb, layout_tag); // mChannelLayoutTag
568  avio_wb32(pb, 0); // mChannelBitmap
569  } else {
570  avio_wb32(pb, 0x10000); // kCAFChannelLayoutTag_UseChannelBitmap
571  avio_wb32(pb, channel_layout);
572  }
573  avio_wb32(pb, 0); // mNumberChannelDescriptions
574 }
575 
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