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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_H264, MKTAG('a', 'v', 'c', '1') }, /* AVC-1/H.264 */
155  { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', 'p') }, /* AVC-Intra 50M 720p24/30/60 */
156  { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', 'q') }, /* AVC-Intra 50M 720p25/50 */
157  { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '2') }, /* AVC-Intra 50M 1080p25/50 */
158  { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '3') }, /* AVC-Intra 50M 1080p24/30/60 */
159  { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '5') }, /* AVC-Intra 50M 1080i50 */
160  { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '6') }, /* AVC-Intra 50M 1080i60 */
161  { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', 'p') }, /* AVC-Intra 100M 720p24/30/60 */
162  { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', 'q') }, /* AVC-Intra 100M 720p25/50 */
163  { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '2') }, /* AVC-Intra 100M 1080p25/50 */
164  { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '3') }, /* AVC-Intra 100M 1080p24/30/60 */
165  { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '5') }, /* AVC-Intra 100M 1080i50 */
166  { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '6') }, /* AVC-Intra 100M 1080i60 */
167  { AV_CODEC_ID_H264, MKTAG('A', 'V', 'i', 'n') }, /* AVC-Intra with implicit SPS/PPS */
168 
169  { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', '1', 'v', '1') }, /* Apple MPEG-1 Camcorder */
170  { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', 'p', 'e', 'g') }, /* MPEG */
171  { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', '1', 'v', ' ') },
172  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', '2', 'v', '1') }, /* Apple MPEG-2 Camcorder */
173  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '1') }, /* MPEG2 HDV 720p30 */
174  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '2') }, /* MPEG2 HDV 1080i60 */
175  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '3') }, /* MPEG2 HDV 1080i50 */
176  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '4') }, /* MPEG2 HDV 720p24 */
177  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '5') }, /* MPEG2 HDV 720p25 */
178  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '6') }, /* MPEG2 HDV 1080p24 */
179  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '7') }, /* MPEG2 HDV 1080p25 */
180  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '8') }, /* MPEG2 HDV 1080p30 */
181  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '9') }, /* MPEG2 HDV 720p60 JVC */
182  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', 'a') }, /* MPEG2 HDV 720p50 */
183  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'n') }, /* MPEG2 IMX NTSC 525/60 50mb/s produced by FCP */
184  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'p') }, /* MPEG2 IMX PAL 625/50 50mb/s produced by FCP */
185  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '4', 'n') }, /* MPEG2 IMX NTSC 525/60 40mb/s produced by FCP */
186  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '4', 'p') }, /* MPEG2 IMX PAL 625/50 40mb/s produced by FCP */
187  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'n') }, /* MPEG2 IMX NTSC 525/60 30mb/s produced by FCP */
188  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'p') }, /* MPEG2 IMX PAL 625/50 30mb/s produced by FCP */
189  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '4') }, /* XDCAM HD422 720p24 CBR */
190  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '5') }, /* XDCAM HD422 720p25 CBR */
191  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '9') }, /* XDCAM HD422 720p60 CBR */
192  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'a') }, /* XDCAM HD422 720p50 CBR */
193  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'b') }, /* XDCAM HD422 1080i60 CBR */
194  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'c') }, /* XDCAM HD422 1080i50 CBR */
195  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'd') }, /* XDCAM HD422 1080p24 CBR */
196  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'e') }, /* XDCAM HD422 1080p25 CBR */
197  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'f') }, /* XDCAM HD422 1080p30 CBR */
198  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '1') }, /* XDCAM EX 720p30 VBR */
199  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '2') }, /* XDCAM HD 1080i60 */
200  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '3') }, /* XDCAM HD 1080i50 VBR */
201  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '4') }, /* XDCAM EX 720p24 VBR */
202  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '5') }, /* XDCAM EX 720p25 VBR */
203  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '6') }, /* XDCAM HD 1080p24 VBR */
204  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '7') }, /* XDCAM HD 1080p25 VBR */
205  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '8') }, /* XDCAM HD 1080p30 VBR */
206  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '9') }, /* XDCAM EX 720p60 VBR */
207  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'a') }, /* XDCAM EX 720p50 VBR */
208  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'b') }, /* XDCAM EX 1080i60 VBR */
209  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'c') }, /* XDCAM EX 1080i50 VBR */
210  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'd') }, /* XDCAM EX 1080p24 VBR */
211  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'e') }, /* XDCAM EX 1080p25 VBR */
212  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'f') }, /* XDCAM EX 1080p30 VBR */
213  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', 'd') }, /* XDCAM HD 540p */
214  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', '2') }, /* XDCAM HD422 540p */
215  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('A', 'V', 'm', 'p') }, /* AVID IMX PAL */
216 
217  { AV_CODEC_ID_JPEG2000, MKTAG('m', 'j', 'p', '2') }, /* JPEG 2000 produced by FCP */
218 
219  { AV_CODEC_ID_TARGA, MKTAG('t', 'g', 'a', ' ') }, /* Truevision Targa */
220  { AV_CODEC_ID_TIFF, MKTAG('t', 'i', 'f', 'f') }, /* TIFF embedded in MOV */
221  { AV_CODEC_ID_GIF, MKTAG('g', 'i', 'f', ' ') }, /* embedded gif files as frames (usually one "click to play movie" frame) */
222  { AV_CODEC_ID_PNG, MKTAG('p', 'n', 'g', ' ') },
223  { AV_CODEC_ID_PNG, MKTAG('M', 'N', 'G', ' ') },
224 
225  { AV_CODEC_ID_VC1, MKTAG('v', 'c', '-', '1') }, /* SMPTE RP 2025 */
226  { AV_CODEC_ID_CAVS, MKTAG('a', 'v', 's', '2') },
227 
228  { AV_CODEC_ID_DIRAC, MKTAG('d', 'r', 'a', 'c') },
229  { AV_CODEC_ID_DNXHD, MKTAG('A', 'V', 'd', 'n') }, /* AVID DNxHD */
230  { AV_CODEC_ID_H263, MKTAG('H', '2', '6', '3') },
231  { AV_CODEC_ID_MSMPEG4V3, MKTAG('3', 'I', 'V', 'D') }, /* 3ivx DivX Doctor */
232  { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', '1', 'x') }, /* AVID 1:1x */
233  { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', 'u', 'p') },
234  { AV_CODEC_ID_SGI, MKTAG('s', 'g', 'i', ' ') }, /* SGI */
235  { AV_CODEC_ID_DPX, MKTAG('d', 'p', 'x', ' ') }, /* DPX */
236  { AV_CODEC_ID_EXR, MKTAG('e', 'x', 'r', ' ') }, /* OpenEXR */
237 
238  { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'h') }, /* Apple ProRes 422 High Quality */
239  { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'n') }, /* Apple ProRes 422 Standard Definition */
240  { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 's') }, /* Apple ProRes 422 LT */
241  { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'o') }, /* Apple ProRes 422 Proxy */
242  { AV_CODEC_ID_PRORES, MKTAG('a', 'p', '4', 'h') }, /* Apple ProRes 4444 */
243  { AV_CODEC_ID_FLIC, MKTAG('f', 'l', 'i', 'c') },
244 
245  { AV_CODEC_ID_AIC, MKTAG('i', 'c', 'o', 'd') },
246 
247  { AV_CODEC_ID_NONE, 0 },
248 };
249 
250 const AVCodecTag ff_codec_movaudio_tags[] = {
251  { AV_CODEC_ID_AAC, MKTAG('m', 'p', '4', 'a') },
252  { AV_CODEC_ID_AC3, MKTAG('a', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F */
253  { AV_CODEC_ID_AC3, MKTAG('s', 'a', 'c', '3') }, /* Nero Recode */
254  { AV_CODEC_ID_ADPCM_IMA_QT, MKTAG('i', 'm', 'a', '4') },
255  { AV_CODEC_ID_ALAC, MKTAG('a', 'l', 'a', 'c') },
256  { AV_CODEC_ID_AMR_NB, MKTAG('s', 'a', 'm', 'r') }, /* AMR-NB 3gp */
257  { AV_CODEC_ID_AMR_WB, MKTAG('s', 'a', 'w', 'b') }, /* AMR-WB 3gp */
258  { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'c') }, /* DTS formats prior to DTS-HD */
259  { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'h') }, /* DTS-HD audio formats */
260  { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'l') }, /* DTS-HD Lossless formats */
261  { AV_CODEC_ID_DTS, MKTAG('D', 'T', 'S', ' ') }, /* non-standard */
262  { AV_CODEC_ID_EAC3, MKTAG('e', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F (only valid in ISOBMFF) */
263  { AV_CODEC_ID_DVAUDIO, MKTAG('v', 'd', 'v', 'a') },
264  { AV_CODEC_ID_DVAUDIO, MKTAG('d', 'v', 'c', 'a') },
265  { AV_CODEC_ID_GSM, MKTAG('a', 'g', 's', 'm') },
266  { AV_CODEC_ID_ILBC, MKTAG('i', 'l', 'b', 'c') },
267  { AV_CODEC_ID_MACE3, MKTAG('M', 'A', 'C', '3') },
268  { AV_CODEC_ID_MACE6, MKTAG('M', 'A', 'C', '6') },
269  { AV_CODEC_ID_MP1, MKTAG('.', 'm', 'p', '1') },
270  { AV_CODEC_ID_MP2, MKTAG('.', 'm', 'p', '2') },
271  { AV_CODEC_ID_MP3, MKTAG('.', 'm', 'p', '3') },
272  { AV_CODEC_ID_MP3, 0x6D730055 },
273  { AV_CODEC_ID_NELLYMOSER, MKTAG('n', 'm', 'o', 's') }, /* Flash Media Server */
274  { AV_CODEC_ID_PCM_ALAW, MKTAG('a', 'l', 'a', 'w') },
275  { AV_CODEC_ID_PCM_F32BE, MKTAG('f', 'l', '3', '2') },
276  { AV_CODEC_ID_PCM_F32LE, MKTAG('f', 'l', '3', '2') },
277  { AV_CODEC_ID_PCM_F64BE, MKTAG('f', 'l', '6', '4') },
278  { AV_CODEC_ID_PCM_F64LE, MKTAG('f', 'l', '6', '4') },
279  { AV_CODEC_ID_PCM_MULAW, MKTAG('u', 'l', 'a', 'w') },
280  { AV_CODEC_ID_PCM_S16BE, MKTAG('t', 'w', 'o', 's') },
281  { AV_CODEC_ID_PCM_S16LE, MKTAG('s', 'o', 'w', 't') },
282  { AV_CODEC_ID_PCM_S16LE, MKTAG('l', 'p', 'c', 'm') },
283  { AV_CODEC_ID_PCM_S24BE, MKTAG('i', 'n', '2', '4') },
284  { AV_CODEC_ID_PCM_S24LE, MKTAG('i', 'n', '2', '4') },
285  { AV_CODEC_ID_PCM_S32BE, MKTAG('i', 'n', '3', '2') },
286  { AV_CODEC_ID_PCM_S32LE, MKTAG('i', 'n', '3', '2') },
287  { AV_CODEC_ID_PCM_S8, MKTAG('s', 'o', 'w', 't') },
288  { AV_CODEC_ID_PCM_U8, MKTAG('r', 'a', 'w', ' ') },
289  { AV_CODEC_ID_PCM_U8, MKTAG('N', 'O', 'N', 'E') },
290  { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'p') },
291  { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'q') },
292  { AV_CODEC_ID_QCELP, MKTAG('s', 'q', 'c', 'p') }, /* ISO Media fourcc */
293  { AV_CODEC_ID_QDM2, MKTAG('Q', 'D', 'M', '2') },
294  { AV_CODEC_ID_QDMC, MKTAG('Q', 'D', 'M', 'C') },
295  { AV_CODEC_ID_SPEEX, MKTAG('s', 'p', 'e', 'x') }, /* Flash Media Server */
296  { AV_CODEC_ID_SPEEX, MKTAG('S', 'P', 'X', 'N') },
297  { AV_CODEC_ID_WMAV2, MKTAG('W', 'M', 'A', '2') },
298  { AV_CODEC_ID_EVRC, MKTAG('s', 'e', 'v', 'c') }, /* 3GPP2 */
299  { AV_CODEC_ID_SMV, MKTAG('s', 's', 'm', 'v') }, /* 3GPP2 */
300  { AV_CODEC_ID_NONE, 0 },
301 };
302 
303 const AVCodecTag ff_codec_movsubtitle_tags[] = {
304  { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'e', 'x', 't') },
305  { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'x', '3', 'g') },
306  { AV_CODEC_ID_EIA_608, MKTAG('c', '6', '0', '8') },
307  { AV_CODEC_ID_NONE, 0 },
308 };
309 
310 /* map numeric codes from mdhd atom to ISO 639 */
311 /* cf. QTFileFormat.pdf p253, qtff.pdf p205 */
312 /* http://developer.apple.com/documentation/mac/Text/Text-368.html */
313 /* deprecated by putting the code as 3*5bit ascii */
314 static const char mov_mdhd_language_map[][4] = {
315  /* 0-9 */
316  "eng", "fra", "ger", "ita", "dut", "sve", "spa", "dan", "por", "nor",
317  "heb", "jpn", "ara", "fin", "gre", "ice", "mlt", "tur", "hr "/*scr*/, "chi"/*ace?*/,
318  "urd", "hin", "tha", "kor", "lit", "pol", "hun", "est", "lav", "",
319  "fo ", "", "rus", "chi", "", "iri", "alb", "ron", "ces", "slk",
320  "slv", "yid", "sr ", "mac", "bul", "ukr", "bel", "uzb", "kaz", "aze",
321  /*?*/
322  "aze", "arm", "geo", "mol", "kir", "tgk", "tuk", "mon", "", "pus",
323  "kur", "kas", "snd", "tib", "nep", "san", "mar", "ben", "asm", "guj",
324  "pa ", "ori", "mal", "kan", "tam", "tel", "", "bur", "khm", "lao",
325  /* roman? arabic? */
326  "vie", "ind", "tgl", "may", "may", "amh", "tir", "orm", "som", "swa",
327  /*==rundi?*/
328  "", "run", "", "mlg", "epo", "", "", "", "", "",
329  /* 100 */
330  "", "", "", "", "", "", "", "", "", "",
331  "", "", "", "", "", "", "", "", "", "",
332  "", "", "", "", "", "", "", "", "wel", "baq",
333  "cat", "lat", "que", "grn", "aym", "tat", "uig", "dzo", "jav"
334 };
335 
336 int ff_mov_iso639_to_lang(const char lang[4], int mp4)
337 {
338  int i, code = 0;
339 
340  /* old way, only for QT? */
341  for (i = 0; lang[0] && !mp4 && i < FF_ARRAY_ELEMS(mov_mdhd_language_map); i++) {
342  if (!strcmp(lang, mov_mdhd_language_map[i]))
343  return i;
344  }
345  /* XXX:can we do that in mov too? */
346  if (!mp4)
347  return -1;
348  /* handle undefined as such */
349  if (lang[0] == '\0')
350  lang = "und";
351  /* 5bit ascii */
352  for (i = 0; i < 3; i++) {
353  uint8_t c = lang[i];
354  c -= 0x60;
355  if (c > 0x1f)
356  return -1;
357  code <<= 5;
358  code |= c;
359  }
360  return code;
361 }
362 
363 int ff_mov_lang_to_iso639(unsigned code, char to[4])
364 {
365  int i;
366  memset(to, 0, 4);
367  /* is it the mangled iso code? */
368  /* see http://www.geocities.com/xhelmboyx/quicktime/formats/mp4-layout.txt */
369  if (code >= 0x400 && code != 0x7fff) {
370  for (i = 2; i >= 0; i--) {
371  to[i] = 0x60 + (code & 0x1f);
372  code >>= 5;
373  }
374  return 1;
375  }
376  /* old fashion apple lang code */
377  if (code >= FF_ARRAY_ELEMS(mov_mdhd_language_map))
378  return 0;
379  if (!mov_mdhd_language_map[code][0])
380  return 0;
381  memcpy(to, mov_mdhd_language_map[code], 4);
382  return 1;
383 }
384 
385 int ff_mp4_read_descr_len(AVIOContext *pb)
386 {
387  int len = 0;
388  int count = 4;
389  while (count--) {
390  int c = avio_r8(pb);
391  len = (len << 7) | (c & 0x7f);
392  if (!(c & 0x80))
393  break;
394  }
395  return len;
396 }
397 
398 int ff_mp4_read_descr(AVFormatContext *fc, AVIOContext *pb, int *tag)
399 {
400  int len;
401  *tag = avio_r8(pb);
402  len = ff_mp4_read_descr_len(pb);
403  av_dlog(fc, "MPEG4 description: tag=0x%02x len=%d\n", *tag, len);
404  return len;
405 }
406 
407 void ff_mp4_parse_es_descr(AVIOContext *pb, int *es_id)
408 {
409  int flags;
410  if (es_id) *es_id = avio_rb16(pb);
411  else avio_rb16(pb);
412  flags = avio_r8(pb);
413  if (flags & 0x80) //streamDependenceFlag
414  avio_rb16(pb);
415  if (flags & 0x40) { //URL_Flag
416  int len = avio_r8(pb);
417  avio_skip(pb, len);
418  }
419  if (flags & 0x20) //OCRstreamFlag
420  avio_rb16(pb);
421 }
422 
423 static const AVCodecTag mp4_audio_types[] = {
424  { AV_CODEC_ID_MP3ON4, AOT_PS }, /* old mp3on4 draft */
425  { AV_CODEC_ID_MP3ON4, AOT_L1 }, /* layer 1 */
426  { AV_CODEC_ID_MP3ON4, AOT_L2 }, /* layer 2 */
427  { AV_CODEC_ID_MP3ON4, AOT_L3 }, /* layer 3 */
428  { AV_CODEC_ID_MP4ALS, AOT_ALS }, /* MPEG-4 ALS */
429  { AV_CODEC_ID_NONE, AOT_NULL },
430 };
431 
432 int ff_mp4_read_dec_config_descr(AVFormatContext *fc, AVStream *st, AVIOContext *pb)
433 {
434  int len, tag;
435  int object_type_id = avio_r8(pb);
436  avio_r8(pb); /* stream type */
437  avio_rb24(pb); /* buffer size db */
438  avio_rb32(pb); /* max bitrate */
439  avio_rb32(pb); /* avg bitrate */
440 
441  if(avcodec_is_open(st->codec)) {
442  av_log(fc, AV_LOG_DEBUG, "codec open in read_dec_config_descr\n");
443  return -1;
444  }
445 
446  st->codec->codec_id= ff_codec_get_id(ff_mp4_obj_type, object_type_id);
447  av_dlog(fc, "esds object type id 0x%02x\n", object_type_id);
448  len = ff_mp4_read_descr(fc, pb, &tag);
449  if (tag == MP4DecSpecificDescrTag) {
450  av_dlog(fc, "Specific MPEG4 header len=%d\n", len);
451  if (!len || (uint64_t)len > (1<<30))
452  return -1;
453  av_free(st->codec->extradata);
454  st->codec->extradata = av_mallocz(len + FF_INPUT_BUFFER_PADDING_SIZE);
455  if (!st->codec->extradata)
456  return AVERROR(ENOMEM);
457  avio_read(pb, st->codec->extradata, len);
458  st->codec->extradata_size = len;
459  if (st->codec->codec_id == AV_CODEC_ID_AAC) {
460  MPEG4AudioConfig cfg;
461  avpriv_mpeg4audio_get_config(&cfg, st->codec->extradata,
462  st->codec->extradata_size * 8, 1);
463  st->codec->channels = cfg.channels;
464  if (cfg.object_type == 29 && cfg.sampling_index < 3) // old mp3on4
465  st->codec->sample_rate = avpriv_mpa_freq_tab[cfg.sampling_index];
466  else if (cfg.ext_sample_rate)
467  st->codec->sample_rate = cfg.ext_sample_rate;
468  else
469  st->codec->sample_rate = cfg.sample_rate;
470  av_dlog(fc, "mp4a config channels %d obj %d ext obj %d "
471  "sample rate %d ext sample rate %d\n", st->codec->channels,
472  cfg.object_type, cfg.ext_object_type,
473  cfg.sample_rate, cfg.ext_sample_rate);
474  if (!(st->codec->codec_id = ff_codec_get_id(mp4_audio_types,
475  cfg.object_type)))
476  st->codec->codec_id = AV_CODEC_ID_AAC;
477  }
478  }
479  return 0;
480 }
481 
482 typedef struct MovChannelLayout {
483  int64_t channel_layout;
484  uint32_t layout_tag;
485 } MovChannelLayout;
486 
487 static const MovChannelLayout mov_channel_layout[] = {
488  { AV_CH_LAYOUT_MONO, (100<<16) | 1}, // kCAFChannelLayoutTag_Mono
489  { AV_CH_LAYOUT_STEREO, (101<<16) | 2}, // kCAFChannelLayoutTag_Stereo
490  { AV_CH_LAYOUT_STEREO, (102<<16) | 2}, // kCAFChannelLayoutTag_StereoHeadphones
491  { AV_CH_LAYOUT_2_1, (131<<16) | 3}, // kCAFChannelLayoutTag_ITU_2_1
492  { AV_CH_LAYOUT_QUAD, (132<<16) | 4}, // kCAFChannelLayoutTag_ITU_2_2
493  { AV_CH_LAYOUT_2_2, (132<<16) | 4}, // kCAFChannelLayoutTag_ITU_2_2
494  { AV_CH_LAYOUT_QUAD, (108<<16) | 4}, // kCAFChannelLayoutTag_Quadraphonic
495  { AV_CH_LAYOUT_SURROUND, (113<<16) | 3}, // kCAFChannelLayoutTag_MPEG_3_0_A
496  { AV_CH_LAYOUT_4POINT0, (115<<16) | 4}, // kCAFChannelLayoutTag_MPEG_4_0_A
497  { AV_CH_LAYOUT_5POINT0_BACK, (117<<16) | 5}, // kCAFChannelLayoutTag_MPEG_5_0_A
498  { AV_CH_LAYOUT_5POINT0, (117<<16) | 5}, // kCAFChannelLayoutTag_MPEG_5_0_A
499  { AV_CH_LAYOUT_5POINT1_BACK, (121<<16) | 6}, // kCAFChannelLayoutTag_MPEG_5_1_A
500  { AV_CH_LAYOUT_5POINT1, (121<<16) | 6}, // kCAFChannelLayoutTag_MPEG_5_1_A
501  { AV_CH_LAYOUT_7POINT1, (128<<16) | 8}, // kCAFChannelLayoutTag_MPEG_7_1_C
502  { AV_CH_LAYOUT_7POINT1_WIDE, (126<<16) | 8}, // kCAFChannelLayoutTag_MPEG_7_1_A
503  { AV_CH_LAYOUT_5POINT1_BACK|AV_CH_LAYOUT_STEREO_DOWNMIX, (130<<16) | 8}, // kCAFChannelLayoutTag_SMPTE_DTV
504  { AV_CH_LAYOUT_STEREO|AV_CH_LOW_FREQUENCY, (133<<16) | 3}, // kCAFChannelLayoutTag_DVD_4
505  { AV_CH_LAYOUT_2_1|AV_CH_LOW_FREQUENCY, (134<<16) | 4}, // kCAFChannelLayoutTag_DVD_5
506  { AV_CH_LAYOUT_QUAD|AV_CH_LOW_FREQUENCY, (135<<16) | 4}, // kCAFChannelLayoutTag_DVD_6
507  { AV_CH_LAYOUT_2_2|AV_CH_LOW_FREQUENCY, (135<<16) | 4}, // kCAFChannelLayoutTag_DVD_6
508  { AV_CH_LAYOUT_SURROUND|AV_CH_LOW_FREQUENCY, (136<<16) | 4}, // kCAFChannelLayoutTag_DVD_10
509  { AV_CH_LAYOUT_4POINT0|AV_CH_LOW_FREQUENCY, (137<<16) | 5}, // kCAFChannelLayoutTag_DVD_11
510  { 0, 0},
511 };
512 #if 0
513 int ff_mov_read_chan(AVFormatContext *s, AVStream *st, int64_t size)
514 {
515  AVCodecContext *codec= st->codec;
516  uint32_t layout_tag;
517  AVIOContext *pb = s->pb;
518  const MovChannelLayout *layouts = mov_channel_layout;
519 
520  if (size < 12)
521  return AVERROR_INVALIDDATA;
522 
523  layout_tag = avio_rb32(pb);
524  size -= 4;
525  if (layout_tag == 0) { // kCAFChannelLayoutTag_UseChannelDescriptions
526  // Channel descriptions not implemented
527  av_log_ask_for_sample(s, "Unimplemented container channel layout.\n");
528  avio_skip(pb, size);
529  return 0;
530  }
531  if (layout_tag == 0x10000) { // kCAFChannelLayoutTag_UseChannelBitmap
532  codec->channel_layout = avio_rb32(pb);
533  size -= 4;
534  avio_skip(pb, size);
535  return 0;
536  }
537  while (layouts->channel_layout) {
538  if (layout_tag == layouts->layout_tag) {
539  codec->channel_layout = layouts->channel_layout;
540  break;
541  }
542  layouts++;
543  }
544  if (!codec->channel_layout)
545  av_log(s, AV_LOG_WARNING, "Unknown container channel layout.\n");
546  avio_skip(pb, size);
547 
548  return 0;
549 }
550 #endif
551 
552 void ff_mov_write_chan(AVIOContext *pb, int64_t channel_layout)
553 {
554  const MovChannelLayout *layouts;
555  uint32_t layout_tag = 0;
556 
557  for (layouts = mov_channel_layout; layouts->channel_layout; layouts++)
558  if (channel_layout == layouts->channel_layout) {
559  layout_tag = layouts->layout_tag;
560  break;
561  }
562 
563  if (layout_tag) {
564  avio_wb32(pb, layout_tag); // mChannelLayoutTag
565  avio_wb32(pb, 0); // mChannelBitmap
566  } else {
567  avio_wb32(pb, 0x10000); // kCAFChannelLayoutTag_UseChannelBitmap
568  avio_wb32(pb, channel_layout);
569  }
570  avio_wb32(pb, 0); // mNumberChannelDescriptions
571 }
572 
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