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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', '1') }, /* XDCAM HD422 720p30 CBR */
190  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '4') }, /* XDCAM HD422 720p24 CBR */
191  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '5') }, /* XDCAM HD422 720p25 CBR */
192  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '9') }, /* XDCAM HD422 720p60 CBR */
193  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'a') }, /* XDCAM HD422 720p50 CBR */
194  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'b') }, /* XDCAM HD422 1080i60 CBR */
195  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'c') }, /* XDCAM HD422 1080i50 CBR */
196  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'd') }, /* XDCAM HD422 1080p24 CBR */
197  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'e') }, /* XDCAM HD422 1080p25 CBR */
198  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'f') }, /* XDCAM HD422 1080p30 CBR */
199  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '1') }, /* XDCAM EX 720p30 VBR */
200  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '2') }, /* XDCAM HD 1080i60 */
201  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '3') }, /* XDCAM HD 1080i50 VBR */
202  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '4') }, /* XDCAM EX 720p24 VBR */
203  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '5') }, /* XDCAM EX 720p25 VBR */
204  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '6') }, /* XDCAM HD 1080p24 VBR */
205  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '7') }, /* XDCAM HD 1080p25 VBR */
206  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '8') }, /* XDCAM HD 1080p30 VBR */
207  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '9') }, /* XDCAM EX 720p60 VBR */
208  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'a') }, /* XDCAM EX 720p50 VBR */
209  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'b') }, /* XDCAM EX 1080i60 VBR */
210  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'c') }, /* XDCAM EX 1080i50 VBR */
211  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'd') }, /* XDCAM EX 1080p24 VBR */
212  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'e') }, /* XDCAM EX 1080p25 VBR */
213  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'f') }, /* XDCAM EX 1080p30 VBR */
214  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', 'd') }, /* XDCAM HD 540p */
215  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', '2') }, /* XDCAM HD422 540p */
216  { AV_CODEC_ID_MPEG2VIDEO, MKTAG('A', 'V', 'm', 'p') }, /* AVID IMX PAL */
217 
218  { AV_CODEC_ID_JPEG2000, MKTAG('m', 'j', 'p', '2') }, /* JPEG 2000 produced by FCP */
219 
220  { AV_CODEC_ID_TARGA, MKTAG('t', 'g', 'a', ' ') }, /* Truevision Targa */
221  { AV_CODEC_ID_TIFF, MKTAG('t', 'i', 'f', 'f') }, /* TIFF embedded in MOV */
222  { AV_CODEC_ID_GIF, MKTAG('g', 'i', 'f', ' ') }, /* embedded gif files as frames (usually one "click to play movie" frame) */
223  { AV_CODEC_ID_PNG, MKTAG('p', 'n', 'g', ' ') },
224  { AV_CODEC_ID_PNG, MKTAG('M', 'N', 'G', ' ') },
225 
226  { AV_CODEC_ID_VC1, MKTAG('v', 'c', '-', '1') }, /* SMPTE RP 2025 */
227  { AV_CODEC_ID_CAVS, MKTAG('a', 'v', 's', '2') },
228 
229  { AV_CODEC_ID_DIRAC, MKTAG('d', 'r', 'a', 'c') },
230  { AV_CODEC_ID_DNXHD, MKTAG('A', 'V', 'd', 'n') }, /* AVID DNxHD */
231  { AV_CODEC_ID_H263, MKTAG('H', '2', '6', '3') },
232  { AV_CODEC_ID_MSMPEG4V3, MKTAG('3', 'I', 'V', 'D') }, /* 3ivx DivX Doctor */
233  { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', '1', 'x') }, /* AVID 1:1x */
234  { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'V', 'u', 'p') },
235  { AV_CODEC_ID_SGI, MKTAG('s', 'g', 'i', ' ') }, /* SGI */
236  { AV_CODEC_ID_DPX, MKTAG('d', 'p', 'x', ' ') }, /* DPX */
237  { AV_CODEC_ID_EXR, MKTAG('e', 'x', 'r', ' ') }, /* OpenEXR */
238 
239  { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'h') }, /* Apple ProRes 422 High Quality */
240  { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'n') }, /* Apple ProRes 422 Standard Definition */
241  { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 's') }, /* Apple ProRes 422 LT */
242  { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'o') }, /* Apple ProRes 422 Proxy */
243  { AV_CODEC_ID_PRORES, MKTAG('a', 'p', '4', 'h') }, /* Apple ProRes 4444 */
244  { AV_CODEC_ID_FLIC, MKTAG('f', 'l', 'i', 'c') },
245 
246  { AV_CODEC_ID_AIC, MKTAG('i', 'c', 'o', 'd') },
247 
248  { AV_CODEC_ID_NONE, 0 },
249 };
250 
251 const AVCodecTag ff_codec_movaudio_tags[] = {
252  { AV_CODEC_ID_AAC, MKTAG('m', 'p', '4', 'a') },
253  { AV_CODEC_ID_AC3, MKTAG('a', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F */
254  { AV_CODEC_ID_AC3, MKTAG('s', 'a', 'c', '3') }, /* Nero Recode */
255  { AV_CODEC_ID_ADPCM_IMA_QT, MKTAG('i', 'm', 'a', '4') },
256  { AV_CODEC_ID_ALAC, MKTAG('a', 'l', 'a', 'c') },
257  { AV_CODEC_ID_AMR_NB, MKTAG('s', 'a', 'm', 'r') }, /* AMR-NB 3gp */
258  { AV_CODEC_ID_AMR_WB, MKTAG('s', 'a', 'w', 'b') }, /* AMR-WB 3gp */
259  { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'c') }, /* DTS formats prior to DTS-HD */
260  { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'h') }, /* DTS-HD audio formats */
261  { AV_CODEC_ID_DTS, MKTAG('d', 't', 's', 'l') }, /* DTS-HD Lossless formats */
262  { AV_CODEC_ID_DTS, MKTAG('D', 'T', 'S', ' ') }, /* non-standard */
263  { AV_CODEC_ID_EAC3, MKTAG('e', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F (only valid in ISOBMFF) */
264  { AV_CODEC_ID_DVAUDIO, MKTAG('v', 'd', 'v', 'a') },
265  { AV_CODEC_ID_DVAUDIO, MKTAG('d', 'v', 'c', 'a') },
266  { AV_CODEC_ID_GSM, MKTAG('a', 'g', 's', 'm') },
267  { AV_CODEC_ID_ILBC, MKTAG('i', 'l', 'b', 'c') },
268  { AV_CODEC_ID_MACE3, MKTAG('M', 'A', 'C', '3') },
269  { AV_CODEC_ID_MACE6, MKTAG('M', 'A', 'C', '6') },
270  { AV_CODEC_ID_MP1, MKTAG('.', 'm', 'p', '1') },
271  { AV_CODEC_ID_MP2, MKTAG('.', 'm', 'p', '2') },
272  { AV_CODEC_ID_MP3, MKTAG('.', 'm', 'p', '3') },
273  { AV_CODEC_ID_MP3, 0x6D730055 },
274  { AV_CODEC_ID_NELLYMOSER, MKTAG('n', 'm', 'o', 's') }, /* Flash Media Server */
275  { AV_CODEC_ID_PCM_ALAW, MKTAG('a', 'l', 'a', 'w') },
276  { AV_CODEC_ID_PCM_F32BE, MKTAG('f', 'l', '3', '2') },
277  { AV_CODEC_ID_PCM_F32LE, MKTAG('f', 'l', '3', '2') },
278  { AV_CODEC_ID_PCM_F64BE, MKTAG('f', 'l', '6', '4') },
279  { AV_CODEC_ID_PCM_F64LE, MKTAG('f', 'l', '6', '4') },
280  { AV_CODEC_ID_PCM_MULAW, MKTAG('u', 'l', 'a', 'w') },
281  { AV_CODEC_ID_PCM_S16BE, MKTAG('t', 'w', 'o', 's') },
282  { AV_CODEC_ID_PCM_S16LE, MKTAG('s', 'o', 'w', 't') },
283  { AV_CODEC_ID_PCM_S16LE, MKTAG('l', 'p', 'c', 'm') },
284  { AV_CODEC_ID_PCM_S24BE, MKTAG('i', 'n', '2', '4') },
285  { AV_CODEC_ID_PCM_S24LE, MKTAG('i', 'n', '2', '4') },
286  { AV_CODEC_ID_PCM_S32BE, MKTAG('i', 'n', '3', '2') },
287  { AV_CODEC_ID_PCM_S32LE, MKTAG('i', 'n', '3', '2') },
288  { AV_CODEC_ID_PCM_S8, MKTAG('s', 'o', 'w', 't') },
289  { AV_CODEC_ID_PCM_U8, MKTAG('r', 'a', 'w', ' ') },
290  { AV_CODEC_ID_PCM_U8, MKTAG('N', 'O', 'N', 'E') },
291  { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'p') },
292  { AV_CODEC_ID_QCELP, MKTAG('Q', 'c', 'l', 'q') },
293  { AV_CODEC_ID_QCELP, MKTAG('s', 'q', 'c', 'p') }, /* ISO Media fourcc */
294  { AV_CODEC_ID_QDM2, MKTAG('Q', 'D', 'M', '2') },
295  { AV_CODEC_ID_QDMC, MKTAG('Q', 'D', 'M', 'C') },
296  { AV_CODEC_ID_SPEEX, MKTAG('s', 'p', 'e', 'x') }, /* Flash Media Server */
297  { AV_CODEC_ID_SPEEX, MKTAG('S', 'P', 'X', 'N') },
298  { AV_CODEC_ID_WMAV2, MKTAG('W', 'M', 'A', '2') },
299  { AV_CODEC_ID_EVRC, MKTAG('s', 'e', 'v', 'c') }, /* 3GPP2 */
300  { AV_CODEC_ID_SMV, MKTAG('s', 's', 'm', 'v') }, /* 3GPP2 */
301  { AV_CODEC_ID_NONE, 0 },
302 };
303 
304 const AVCodecTag ff_codec_movsubtitle_tags[] = {
305  { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'e', 'x', 't') },
306  { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'x', '3', 'g') },
307  { AV_CODEC_ID_EIA_608, MKTAG('c', '6', '0', '8') },
308  { AV_CODEC_ID_NONE, 0 },
309 };
310 
311 /* map numeric codes from mdhd atom to ISO 639 */
312 /* cf. QTFileFormat.pdf p253, qtff.pdf p205 */
313 /* http://developer.apple.com/documentation/mac/Text/Text-368.html */
314 /* deprecated by putting the code as 3*5bit ascii */
315 static const char mov_mdhd_language_map[][4] = {
316  /* 0-9 */
317  "eng", "fra", "ger", "ita", "dut", "sve", "spa", "dan", "por", "nor",
318  "heb", "jpn", "ara", "fin", "gre", "ice", "mlt", "tur", "hr "/*scr*/, "chi"/*ace?*/,
319  "urd", "hin", "tha", "kor", "lit", "pol", "hun", "est", "lav", "",
320  "fo ", "", "rus", "chi", "", "iri", "alb", "ron", "ces", "slk",
321  "slv", "yid", "sr ", "mac", "bul", "ukr", "bel", "uzb", "kaz", "aze",
322  /*?*/
323  "aze", "arm", "geo", "mol", "kir", "tgk", "tuk", "mon", "", "pus",
324  "kur", "kas", "snd", "tib", "nep", "san", "mar", "ben", "asm", "guj",
325  "pa ", "ori", "mal", "kan", "tam", "tel", "", "bur", "khm", "lao",
326  /* roman? arabic? */
327  "vie", "ind", "tgl", "may", "may", "amh", "tir", "orm", "som", "swa",
328  /*==rundi?*/
329  "", "run", "", "mlg", "epo", "", "", "", "", "",
330  /* 100 */
331  "", "", "", "", "", "", "", "", "", "",
332  "", "", "", "", "", "", "", "", "", "",
333  "", "", "", "", "", "", "", "", "wel", "baq",
334  "cat", "lat", "que", "grn", "aym", "tat", "uig", "dzo", "jav"
335 };
336 
337 int ff_mov_iso639_to_lang(const char lang[4], int mp4)
338 {
339  int i, code = 0;
340 
341  /* old way, only for QT? */
342  for (i = 0; lang[0] && !mp4 && i < FF_ARRAY_ELEMS(mov_mdhd_language_map); i++) {
343  if (!strcmp(lang, mov_mdhd_language_map[i]))
344  return i;
345  }
346  /* XXX:can we do that in mov too? */
347  if (!mp4)
348  return -1;
349  /* handle undefined as such */
350  if (lang[0] == '\0')
351  lang = "und";
352  /* 5bit ascii */
353  for (i = 0; i < 3; i++) {
354  uint8_t c = lang[i];
355  c -= 0x60;
356  if (c > 0x1f)
357  return -1;
358  code <<= 5;
359  code |= c;
360  }
361  return code;
362 }
363 
364 int ff_mov_lang_to_iso639(unsigned code, char to[4])
365 {
366  int i;
367  memset(to, 0, 4);
368  /* is it the mangled iso code? */
369  /* see http://www.geocities.com/xhelmboyx/quicktime/formats/mp4-layout.txt */
370  if (code >= 0x400 && code != 0x7fff) {
371  for (i = 2; i >= 0; i--) {
372  to[i] = 0x60 + (code & 0x1f);
373  code >>= 5;
374  }
375  return 1;
376  }
377  /* old fashion apple lang code */
378  if (code >= FF_ARRAY_ELEMS(mov_mdhd_language_map))
379  return 0;
380  if (!mov_mdhd_language_map[code][0])
381  return 0;
382  memcpy(to, mov_mdhd_language_map[code], 4);
383  return 1;
384 }
385 
386 int ff_mp4_read_descr_len(AVIOContext *pb)
387 {
388  int len = 0;
389  int count = 4;
390  while (count--) {
391  int c = avio_r8(pb);
392  len = (len << 7) | (c & 0x7f);
393  if (!(c & 0x80))
394  break;
395  }
396  return len;
397 }
398 
399 int ff_mp4_read_descr(AVFormatContext *fc, AVIOContext *pb, int *tag)
400 {
401  int len;
402  *tag = avio_r8(pb);
403  len = ff_mp4_read_descr_len(pb);
404  av_dlog(fc, "MPEG4 description: tag=0x%02x len=%d\n", *tag, len);
405  return len;
406 }
407 
408 void ff_mp4_parse_es_descr(AVIOContext *pb, int *es_id)
409 {
410  int flags;
411  if (es_id) *es_id = avio_rb16(pb);
412  else avio_rb16(pb);
413  flags = avio_r8(pb);
414  if (flags & 0x80) //streamDependenceFlag
415  avio_rb16(pb);
416  if (flags & 0x40) { //URL_Flag
417  int len = avio_r8(pb);
418  avio_skip(pb, len);
419  }
420  if (flags & 0x20) //OCRstreamFlag
421  avio_rb16(pb);
422 }
423 
424 static const AVCodecTag mp4_audio_types[] = {
425  { AV_CODEC_ID_MP3ON4, AOT_PS }, /* old mp3on4 draft */
426  { AV_CODEC_ID_MP3ON4, AOT_L1 }, /* layer 1 */
427  { AV_CODEC_ID_MP3ON4, AOT_L2 }, /* layer 2 */
428  { AV_CODEC_ID_MP3ON4, AOT_L3 }, /* layer 3 */
429  { AV_CODEC_ID_MP4ALS, AOT_ALS }, /* MPEG-4 ALS */
430  { AV_CODEC_ID_NONE, AOT_NULL },
431 };
432 
433 int ff_mp4_read_dec_config_descr(AVFormatContext *fc, AVStream *st, AVIOContext *pb)
434 {
435  int len, tag;
436  int object_type_id = avio_r8(pb);
437  avio_r8(pb); /* stream type */
438  avio_rb24(pb); /* buffer size db */
439  avio_rb32(pb); /* max bitrate */
440  avio_rb32(pb); /* avg bitrate */
441 
442  if(avcodec_is_open(st->codec)) {
443  av_log(fc, AV_LOG_DEBUG, "codec open in read_dec_config_descr\n");
444  return -1;
445  }
446 
447  st->codec->codec_id= ff_codec_get_id(ff_mp4_obj_type, object_type_id);
448  av_dlog(fc, "esds object type id 0x%02x\n", object_type_id);
449  len = ff_mp4_read_descr(fc, pb, &tag);
450  if (tag == MP4DecSpecificDescrTag) {
451  av_dlog(fc, "Specific MPEG4 header len=%d\n", len);
452  if (!len || (uint64_t)len > (1<<30))
453  return -1;
454  av_free(st->codec->extradata);
455  st->codec->extradata = av_mallocz(len + FF_INPUT_BUFFER_PADDING_SIZE);
456  if (!st->codec->extradata)
457  return AVERROR(ENOMEM);
458  avio_read(pb, st->codec->extradata, len);
459  st->codec->extradata_size = len;
460  if (st->codec->codec_id == AV_CODEC_ID_AAC) {
461  MPEG4AudioConfig cfg;
462  avpriv_mpeg4audio_get_config(&cfg, st->codec->extradata,
463  st->codec->extradata_size * 8, 1);
464  st->codec->channels = cfg.channels;
465  if (cfg.object_type == 29 && cfg.sampling_index < 3) // old mp3on4
466  st->codec->sample_rate = avpriv_mpa_freq_tab[cfg.sampling_index];
467  else if (cfg.ext_sample_rate)
468  st->codec->sample_rate = cfg.ext_sample_rate;
469  else
470  st->codec->sample_rate = cfg.sample_rate;
471  av_dlog(fc, "mp4a config channels %d obj %d ext obj %d "
472  "sample rate %d ext sample rate %d\n", st->codec->channels,
473  cfg.object_type, cfg.ext_object_type,
474  cfg.sample_rate, cfg.ext_sample_rate);
475  if (!(st->codec->codec_id = ff_codec_get_id(mp4_audio_types,
476  cfg.object_type)))
477  st->codec->codec_id = AV_CODEC_ID_AAC;
478  }
479  }
480  return 0;
481 }
482 
483 typedef struct MovChannelLayout {
484  int64_t channel_layout;
485  uint32_t layout_tag;
486 } MovChannelLayout;
487 
488 static const MovChannelLayout mov_channel_layout[] = {
489  { AV_CH_LAYOUT_MONO, (100<<16) | 1}, // kCAFChannelLayoutTag_Mono
490  { AV_CH_LAYOUT_STEREO, (101<<16) | 2}, // kCAFChannelLayoutTag_Stereo
491  { AV_CH_LAYOUT_STEREO, (102<<16) | 2}, // kCAFChannelLayoutTag_StereoHeadphones
492  { AV_CH_LAYOUT_2_1, (131<<16) | 3}, // kCAFChannelLayoutTag_ITU_2_1
493  { AV_CH_LAYOUT_QUAD, (132<<16) | 4}, // kCAFChannelLayoutTag_ITU_2_2
494  { AV_CH_LAYOUT_2_2, (132<<16) | 4}, // kCAFChannelLayoutTag_ITU_2_2
495  { AV_CH_LAYOUT_QUAD, (108<<16) | 4}, // kCAFChannelLayoutTag_Quadraphonic
496  { AV_CH_LAYOUT_SURROUND, (113<<16) | 3}, // kCAFChannelLayoutTag_MPEG_3_0_A
497  { AV_CH_LAYOUT_4POINT0, (115<<16) | 4}, // kCAFChannelLayoutTag_MPEG_4_0_A
498  { AV_CH_LAYOUT_5POINT0_BACK, (117<<16) | 5}, // kCAFChannelLayoutTag_MPEG_5_0_A
499  { AV_CH_LAYOUT_5POINT0, (117<<16) | 5}, // kCAFChannelLayoutTag_MPEG_5_0_A
500  { AV_CH_LAYOUT_5POINT1_BACK, (121<<16) | 6}, // kCAFChannelLayoutTag_MPEG_5_1_A
501  { AV_CH_LAYOUT_5POINT1, (121<<16) | 6}, // kCAFChannelLayoutTag_MPEG_5_1_A
502  { AV_CH_LAYOUT_7POINT1, (128<<16) | 8}, // kCAFChannelLayoutTag_MPEG_7_1_C
503  { AV_CH_LAYOUT_7POINT1_WIDE, (126<<16) | 8}, // kCAFChannelLayoutTag_MPEG_7_1_A
504  { AV_CH_LAYOUT_5POINT1_BACK|AV_CH_LAYOUT_STEREO_DOWNMIX, (130<<16) | 8}, // kCAFChannelLayoutTag_SMPTE_DTV
505  { AV_CH_LAYOUT_STEREO|AV_CH_LOW_FREQUENCY, (133<<16) | 3}, // kCAFChannelLayoutTag_DVD_4
506  { AV_CH_LAYOUT_2_1|AV_CH_LOW_FREQUENCY, (134<<16) | 4}, // kCAFChannelLayoutTag_DVD_5
507  { AV_CH_LAYOUT_QUAD|AV_CH_LOW_FREQUENCY, (135<<16) | 4}, // kCAFChannelLayoutTag_DVD_6
508  { AV_CH_LAYOUT_2_2|AV_CH_LOW_FREQUENCY, (135<<16) | 4}, // kCAFChannelLayoutTag_DVD_6
509  { AV_CH_LAYOUT_SURROUND|AV_CH_LOW_FREQUENCY, (136<<16) | 4}, // kCAFChannelLayoutTag_DVD_10
510  { AV_CH_LAYOUT_4POINT0|AV_CH_LOW_FREQUENCY, (137<<16) | 5}, // kCAFChannelLayoutTag_DVD_11
511  { 0, 0},
512 };
513 #if 0
514 int ff_mov_read_chan(AVFormatContext *s, AVStream *st, int64_t size)
515 {
516  AVCodecContext *codec= st->codec;
517  uint32_t layout_tag;
518  AVIOContext *pb = s->pb;
519  const MovChannelLayout *layouts = mov_channel_layout;
520 
521  if (size < 12)
522  return AVERROR_INVALIDDATA;
523 
524  layout_tag = avio_rb32(pb);
525  size -= 4;
526  if (layout_tag == 0) { // kCAFChannelLayoutTag_UseChannelDescriptions
527  // Channel descriptions not implemented
528  av_log_ask_for_sample(s, "Unimplemented container channel layout.\n");
529  avio_skip(pb, size);
530  return 0;
531  }
532  if (layout_tag == 0x10000) { // kCAFChannelLayoutTag_UseChannelBitmap
533  codec->channel_layout = avio_rb32(pb);
534  size -= 4;
535  avio_skip(pb, size);
536  return 0;
537  }
538  while (layouts->channel_layout) {
539  if (layout_tag == layouts->layout_tag) {
540  codec->channel_layout = layouts->channel_layout;
541  break;
542  }
543  layouts++;
544  }
545  if (!codec->channel_layout)
546  av_log(s, AV_LOG_WARNING, "Unknown container channel layout.\n");
547  avio_skip(pb, size);
548 
549  return 0;
550 }
551 #endif
552 
553 void ff_mov_write_chan(AVIOContext *pb, int64_t channel_layout)
554 {
555  const MovChannelLayout *layouts;
556  uint32_t layout_tag = 0;
557 
558  for (layouts = mov_channel_layout; layouts->channel_layout; layouts++)
559  if (channel_layout == layouts->channel_layout) {
560  layout_tag = layouts->layout_tag;
561  break;
562  }
563 
564  if (layout_tag) {
565  avio_wb32(pb, layout_tag); // mChannelLayoutTag
566  avio_wb32(pb, 0); // mChannelBitmap
567  } else {
568  avio_wb32(pb, 0x10000); // kCAFChannelLayoutTag_UseChannelBitmap
569  avio_wb32(pb, channel_layout);
570  }
571  avio_wb32(pb, 0); // mNumberChannelDescriptions
572 }
573 
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