1 /*
2  * ISO Media common code
3  * Copyright (c) 2001 Fabrice Bellard
4  * Copyright (c) 2002 Francois Revol <revol@free.fr>
5  * Copyright (c) 2006 Baptiste Coudurier <baptiste.coudurier@free.fr>
6  *
7  * This file is part of FFmpeg.
8  *
9  * FFmpeg is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU Lesser General Public
11  * License as published by the Free Software Foundation; either
12  * version 2.1 of the License, or (at your option) any later version.
13  *
14  * FFmpeg is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
17  * Lesser General Public License for more details.
18  *
19  * You should have received a copy of the GNU Lesser General Public
20  * License along with FFmpeg; if not, write to the Free Software
21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22  */
23 
24 #include "avformat.h"
25 #include "internal.h"
26 #include "isom.h"
27 #include "libavcodec/mpeg4audio.h"
28 #include "libavcodec/mpegaudiodata.h"
29 #include "libavutil/avstring.h"
30 #include "libavutil/intreadwrite.h"
31 
32 /* http://www.mp4ra.org */
33 /* ordered by muxing preference */
34 const AVCodecTag ff_mp4_obj_type[] = {
35     { AV_CODEC_ID_MOV_TEXT    , 0x08 },
36     { AV_CODEC_ID_MPEG4       , 0x20 },
37     { AV_CODEC_ID_H264        , 0x21 },
38     { AV_CODEC_ID_HEVC        , 0x23 },
39     { AV_CODEC_ID_AAC         , 0x40 },
40     { AV_CODEC_ID_MP4ALS      , 0x40 }, /* 14496-3 ALS */
41     { AV_CODEC_ID_MPEG2VIDEO  , 0x61 }, /* MPEG2 Main */
42     { AV_CODEC_ID_MPEG2VIDEO  , 0x60 }, /* MPEG2 Simple */
43     { AV_CODEC_ID_MPEG2VIDEO  , 0x62 }, /* MPEG2 SNR */
44     { AV_CODEC_ID_MPEG2VIDEO  , 0x63 }, /* MPEG2 Spatial */
45     { AV_CODEC_ID_MPEG2VIDEO  , 0x64 }, /* MPEG2 High */
46     { AV_CODEC_ID_MPEG2VIDEO  , 0x65 }, /* MPEG2 422 */
47     { AV_CODEC_ID_AAC         , 0x66 }, /* MPEG2 AAC Main */
48     { AV_CODEC_ID_AAC         , 0x67 }, /* MPEG2 AAC Low */
49     { AV_CODEC_ID_AAC         , 0x68 }, /* MPEG2 AAC SSR */
50     { AV_CODEC_ID_MP3         , 0x69 }, /* 13818-3 */
51     { AV_CODEC_ID_MP2         , 0x69 }, /* 11172-3 */
52     { AV_CODEC_ID_MPEG1VIDEO  , 0x6A }, /* 11172-2 */
53     { AV_CODEC_ID_MP3         , 0x6B }, /* 11172-3 */
54     { AV_CODEC_ID_MJPEG       , 0x6C }, /* 10918-1 */
55     { AV_CODEC_ID_PNG         , 0x6D },
56     { AV_CODEC_ID_JPEG2000    , 0x6E }, /* 15444-1 */
57     { AV_CODEC_ID_VC1         , 0xA3 },
58     { AV_CODEC_ID_DIRAC       , 0xA4 },
59     { AV_CODEC_ID_AC3         , 0xA5 },
60     { AV_CODEC_ID_DTS         , 0xA9 }, /* mp4ra.org */
61     { AV_CODEC_ID_VORBIS      , 0xDD }, /* non standard, gpac uses it */
62     { AV_CODEC_ID_DVD_SUBTITLE, 0xE0 }, /* non standard, see unsupported-embedded-subs-2.mp4 */
63     { AV_CODEC_ID_QCELP       , 0xE1 },
64     { AV_CODEC_ID_MPEG4SYSTEMS, 0x01 },
65     { AV_CODEC_ID_MPEG4SYSTEMS, 0x02 },
66     { AV_CODEC_ID_NONE        ,    0 },
67 };
68 
69 const AVCodecTag ff_codec_movvideo_tags[] = {
70 /*  { AV_CODEC_ID_, MKTAG('I', 'V', '5', '0') }, *//* Indeo 5.0 */
71 
72     { AV_CODEC_ID_RAWVIDEO, MKTAG('r', 'a', 'w', ' ') }, /* Uncompressed RGB */
73     { AV_CODEC_ID_RAWVIDEO, MKTAG('y', 'u', 'v', '2') }, /* Uncompressed YUV422 */
74     { AV_CODEC_ID_RAWVIDEO, MKTAG('2', 'v', 'u', 'y') }, /* UNCOMPRESSED 8BIT 4:2:2 */
75     { AV_CODEC_ID_RAWVIDEO, MKTAG('y', 'u', 'v', 's') }, /* same as 2vuy but byte swapped */
76 
77     { AV_CODEC_ID_RAWVIDEO, MKTAG('L', '5', '5', '5') },
78     { AV_CODEC_ID_RAWVIDEO, MKTAG('L', '5', '6', '5') },
79     { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '5', '6', '5') },
80     { AV_CODEC_ID_RAWVIDEO, MKTAG('2', '4', 'B', 'G') },
81     { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 'A') },
82     { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 'A') },
83     { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'B', 'G', 'R') },
84     { AV_CODEC_ID_RAWVIDEO, MKTAG('b', '1', '6', 'g') },
85     { AV_CODEC_ID_RAWVIDEO, MKTAG('b', '4', '8', 'r') },
86     { AV_CODEC_ID_RAWVIDEO, MKTAG('b', 'x', 'b', 'g') }, /* BOXX */
87     { AV_CODEC_ID_RAWVIDEO, MKTAG('b', 'x', 'r', 'g') },
88     { AV_CODEC_ID_RAWVIDEO, MKTAG('b', 'x', 'y', 'v') },
89     { AV_CODEC_ID_RAWVIDEO, MKTAG('N', 'O', '1', '6') },
90     { AV_CODEC_ID_RAWVIDEO, MKTAG('D', 'V', 'O', 'O') }, /* Digital Voodoo SD 8 Bit */
91     { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', '2', '0') }, /* Radius DV YUV PAL */
92     { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', '1', '1') }, /* Radius DV YUV NTSC */
93 
94     { AV_CODEC_ID_R10K,   MKTAG('R', '1', '0', 'k') }, /* UNCOMPRESSED 10BIT RGB */
95     { AV_CODEC_ID_R10K,   MKTAG('R', '1', '0', 'g') }, /* UNCOMPRESSED 10BIT RGB */
96     { AV_CODEC_ID_R210,   MKTAG('r', '2', '1', '0') }, /* UNCOMPRESSED 10BIT RGB */
97     { AV_CODEC_ID_AVUI,   MKTAG('A', 'V', 'U', 'I') }, /* AVID Uncompressed deinterleaved UYVY422 */
98     { AV_CODEC_ID_AVRP,   MKTAG('A', 'V', 'r', 'p') }, /* Avid 1:1 10-bit RGB Packer */
99     { AV_CODEC_ID_AVRP,   MKTAG('S', 'U', 'D', 'S') }, /* Avid DS Uncompressed */
100     { AV_CODEC_ID_V210,   MKTAG('v', '2', '1', '0') }, /* UNCOMPRESSED 10BIT 4:2:2 */
101     { AV_CODEC_ID_V210,   MKTAG('b', 'x', 'y', '2') }, /* BOXX 10BIT 4:2:2 */
102     { AV_CODEC_ID_V308,   MKTAG('v', '3', '0', '8') }, /* UNCOMPRESSED  8BIT 4:4:4 */
103     { AV_CODEC_ID_V408,   MKTAG('v', '4', '0', '8') }, /* UNCOMPRESSED  8BIT 4:4:4:4 */
104     { AV_CODEC_ID_V410,   MKTAG('v', '4', '1', '0') }, /* UNCOMPRESSED 10BIT 4:4:4 */
105     { AV_CODEC_ID_Y41P,   MKTAG('Y', '4', '1', 'P') }, /* UNCOMPRESSED 12BIT 4:1:1 */
106     { AV_CODEC_ID_YUV4,   MKTAG('y', 'u', 'v', '4') }, /* libquicktime packed yuv420p */
107     { AV_CODEC_ID_TARGA_Y216, MKTAG('Y', '2', '1', '6') },
108 
109     { AV_CODEC_ID_MJPEG,  MKTAG('j', 'p', 'e', 'g') }, /* PhotoJPEG */
110     { AV_CODEC_ID_MJPEG,  MKTAG('m', 'j', 'p', 'a') }, /* Motion-JPEG (format A) */
111     { AV_CODEC_ID_MJPEG,  MKTAG('A', 'V', 'D', 'J') }, /* MJPEG with alpha-channel (AVID JFIF meridien compressed) */
112 /*  { AV_CODEC_ID_MJPEG,  MKTAG('A', 'V', 'R', 'n') }, *//* MJPEG with alpha-channel (AVID ABVB/Truevision NuVista) */
113     { AV_CODEC_ID_MJPEG,  MKTAG('d', 'm', 'b', '1') }, /* Motion JPEG OpenDML */
114     { AV_CODEC_ID_MJPEGB, MKTAG('m', 'j', 'p', 'b') }, /* Motion-JPEG (format B) */
115 
116     { AV_CODEC_ID_SVQ1, MKTAG('S', 'V', 'Q', '1') }, /* Sorenson Video v1 */
117     { AV_CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', '1') }, /* Sorenson Video v1 */
118     { AV_CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', 'i') }, /* Sorenson Video v1 (from QT specs)*/
119     { AV_CODEC_ID_SVQ3, MKTAG('S', 'V', 'Q', '3') }, /* Sorenson Video v3 */
120 
121     { AV_CODEC_ID_MPEG4, MKTAG('m', 'p', '4', 'v') },
122     { AV_CODEC_ID_MPEG4, MKTAG('D', 'I', 'V', 'X') }, /* OpenDiVX *//* sample files at http://heroinewarrior.com/xmovie.php3 use this tag */
123     { AV_CODEC_ID_MPEG4, MKTAG('X', 'V', 'I', 'D') },
124     { AV_CODEC_ID_MPEG4, MKTAG('3', 'I', 'V', '2') }, /* experimental: 3IVX files before ivx D4 4.5.1 */
125 
126     { AV_CODEC_ID_H263, MKTAG('h', '2', '6', '3') }, /* H263 */
127     { AV_CODEC_ID_H263, MKTAG('s', '2', '6', '3') }, /* H263 ?? works */
128 
129     { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', 'p') }, /* DV PAL */
130     { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', ' ') }, /* DV NTSC */
131     { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'p', 'p') }, /* DVCPRO PAL produced by FCP */
132     { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'p') }, /* DVCPRO50 PAL produced by FCP */
133     { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'n') }, /* DVCPRO50 NTSC produced by FCP */
134     { AV_CODEC_ID_DVVIDEO, MKTAG('A', 'V', 'd', 'v') }, /* AVID DV */
135     { AV_CODEC_ID_DVVIDEO, MKTAG('A', 'V', 'd', '1') }, /* AVID DV100 */
136     { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'q') }, /* DVCPRO HD 720p50 */
137     { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'p') }, /* DVCPRO HD 720p60 */
138     { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '1') },
139     { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '2') },
140     { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '4') },
141     { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '5') }, /* DVCPRO HD 50i produced by FCP */
142     { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '6') }, /* DVCPRO HD 60i produced by FCP */
143     { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '3') }, /* DVCPRO HD 30p produced by FCP */
144 
145     { AV_CODEC_ID_VP3,     MKTAG('V', 'P', '3', '1') }, /* On2 VP3 */
146     { AV_CODEC_ID_RPZA,    MKTAG('r', 'p', 'z', 'a') }, /* Apple Video (RPZA) */
147     { AV_CODEC_ID_CINEPAK, MKTAG('c', 'v', 'i', 'd') }, /* Cinepak */
148     { AV_CODEC_ID_8BPS,    MKTAG('8', 'B', 'P', 'S') }, /* Planar RGB (8BPS) */
149     { AV_CODEC_ID_SMC,     MKTAG('s', 'm', 'c', ' ') }, /* Apple Graphics (SMC) */
150     { AV_CODEC_ID_QTRLE,   MKTAG('r', 'l', 'e', ' ') }, /* Apple Animation (RLE) */
151     { AV_CODEC_ID_SGIRLE,  MKTAG('r', 'l', 'e', '1') }, /* SGI RLE 8-bit */
152     { AV_CODEC_ID_MSRLE,   MKTAG('W', 'R', 'L', 'E') },
153     { AV_CODEC_ID_QDRAW,   MKTAG('q', 'd', 'r', 'w') }, /* QuickDraw */
154 
155     { AV_CODEC_ID_RAWVIDEO, MKTAG('W', 'R', 'A', 'W') },
156 
157     { AV_CODEC_ID_HEVC, MKTAG('h', 'e', 'v', '1') }, /* HEVC/H.265 which indicates parameter sets may be in ES */
158     { AV_CODEC_ID_HEVC, MKTAG('h', 'v', 'c', '1') }, /* HEVC/H.265 which indicates parameter sets shall not be in ES */
159 
160     { AV_CODEC_ID_H264, MKTAG('a', 'v', 'c', '1') }, /* AVC-1/H.264 */
161     { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', 'p') }, /* AVC-Intra  50M 720p24/30/60 */
162     { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', 'q') }, /* AVC-Intra  50M 720p25/50 */
163     { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '2') }, /* AVC-Intra  50M 1080p25/50 */
164     { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '3') }, /* AVC-Intra  50M 1080p24/30/60 */
165     { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '5') }, /* AVC-Intra  50M 1080i50 */
166     { AV_CODEC_ID_H264, MKTAG('a', 'i', '5', '6') }, /* AVC-Intra  50M 1080i60 */
167     { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', 'p') }, /* AVC-Intra 100M 720p24/30/60 */
168     { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', 'q') }, /* AVC-Intra 100M 720p25/50 */
169     { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '2') }, /* AVC-Intra 100M 1080p25/50 */
170     { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '3') }, /* AVC-Intra 100M 1080p24/30/60 */
171     { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '5') }, /* AVC-Intra 100M 1080i50 */
172     { AV_CODEC_ID_H264, MKTAG('a', 'i', '1', '6') }, /* AVC-Intra 100M 1080i60 */
173     { AV_CODEC_ID_H264, MKTAG('A', 'V', 'i', 'n') }, /* AVC-Intra with implicit SPS/PPS */
174     { AV_CODEC_ID_H264, MKTAG('a', 'i', 'v', 'x') }, /* XAVC 4:2:2 10bit */
175 
176     { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', '1', 'v', ' ') },
177     { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', '1', 'v', '1') }, /* Apple MPEG-1 Camcorder */
178     { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', 'p', 'e', 'g') }, /* MPEG */
179     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', '2', 'v', '1') }, /* Apple MPEG-2 Camcorder */
180     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '1') }, /* MPEG2 HDV 720p30 */
181     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '2') }, /* MPEG2 HDV 1080i60 */
182     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '3') }, /* MPEG2 HDV 1080i50 */
183     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '4') }, /* MPEG2 HDV 720p24 */
184     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '5') }, /* MPEG2 HDV 720p25 */
185     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '6') }, /* MPEG2 HDV 1080p24 */
186     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '7') }, /* MPEG2 HDV 1080p25 */
187     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '8') }, /* MPEG2 HDV 1080p30 */
188     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '9') }, /* MPEG2 HDV 720p60 JVC */
189     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', 'a') }, /* MPEG2 HDV 720p50 */
190     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'n') }, /* MPEG2 IMX NTSC 525/60 50mb/s produced by FCP */
191     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'p') }, /* MPEG2 IMX PAL 625/50 50mb/s produced by FCP */
192     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '4', 'n') }, /* MPEG2 IMX NTSC 525/60 40mb/s produced by FCP */
193     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '4', 'p') }, /* MPEG2 IMX PAL 625/50 40mb/s produced by FCP */
194     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'n') }, /* MPEG2 IMX NTSC 525/60 30mb/s produced by FCP */
195     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'p') }, /* MPEG2 IMX PAL 625/50 30mb/s produced by FCP */
196     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '1') }, /* XDCAM HD422 720p30 CBR */
197     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '4') }, /* XDCAM HD422 720p24 CBR */
198     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '5') }, /* XDCAM HD422 720p25 CBR */
199     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', '9') }, /* XDCAM HD422 720p60 CBR */
200     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'a') }, /* XDCAM HD422 720p50 CBR */
201     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'b') }, /* XDCAM HD422 1080i60 CBR */
202     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'c') }, /* XDCAM HD422 1080i50 CBR */
203     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'd') }, /* XDCAM HD422 1080p24 CBR */
204     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'e') }, /* XDCAM HD422 1080p25 CBR */
205     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', '5', 'f') }, /* XDCAM HD422 1080p30 CBR */
206     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '1') }, /* XDCAM EX 720p30 VBR */
207     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '2') }, /* XDCAM HD 1080i60 */
208     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '3') }, /* XDCAM HD 1080i50 VBR */
209     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '4') }, /* XDCAM EX 720p24 VBR */
210     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '5') }, /* XDCAM EX 720p25 VBR */
211     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '6') }, /* XDCAM HD 1080p24 VBR */
212     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '7') }, /* XDCAM HD 1080p25 VBR */
213     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '8') }, /* XDCAM HD 1080p30 VBR */
214     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', '9') }, /* XDCAM EX 720p60 VBR */
215     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'a') }, /* XDCAM EX 720p50 VBR */
216     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'b') }, /* XDCAM EX 1080i60 VBR */
217     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'c') }, /* XDCAM EX 1080i50 VBR */
218     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'd') }, /* XDCAM EX 1080p24 VBR */
219     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'e') }, /* XDCAM EX 1080p25 VBR */
220     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'v', 'f') }, /* XDCAM EX 1080p30 VBR */
221     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', 'd') }, /* XDCAM HD 540p */
222     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('x', 'd', 'h', '2') }, /* XDCAM HD422 540p */
223     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('A', 'V', 'm', 'p') }, /* AVID IMX PAL */
224     { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'p', '2', 'v') }, /* FCP5 */
225 
226     { AV_CODEC_ID_JPEG2000, MKTAG('m', 'j', 'p', '2') }, /* JPEG 2000 produced by FCP */
227 
228     { AV_CODEC_ID_TARGA, MKTAG('t', 'g', 'a', ' ') }, /* Truevision Targa */
229     { AV_CODEC_ID_TIFF,  MKTAG('t', 'i', 'f', 'f') }, /* TIFF embedded in MOV */
230     { AV_CODEC_ID_GIF,   MKTAG('g', 'i', 'f', ' ') }, /* embedded gif files as frames (usually one "click to play movie" frame) */
231     { AV_CODEC_ID_PNG,   MKTAG('p', 'n', 'g', ' ') },
232     { AV_CODEC_ID_PNG,   MKTAG('M', 'N', 'G', ' ') },
233 
234     { AV_CODEC_ID_VC1, MKTAG('v', 'c', '-', '1') }, /* SMPTE RP 2025 */
235     { AV_CODEC_ID_CAVS, MKTAG('a', 'v', 's', '2') },
236 
237     { AV_CODEC_ID_DIRAC,     MKTAG('d', 'r', 'a', 'c') },
238     { AV_CODEC_ID_DNXHD,     MKTAG('A', 'V', 'd', 'n') }, /* AVID DNxHD */
239     { AV_CODEC_ID_H263,      MKTAG('H', '2', '6', '3') },
240     { AV_CODEC_ID_MSMPEG4V3, MKTAG('3', 'I', 'V', 'D') }, /* 3ivx DivX Doctor */
241     { AV_CODEC_ID_RAWVIDEO,  MKTAG('A', 'V', '1', 'x') }, /* AVID 1:1x */
242     { AV_CODEC_ID_RAWVIDEO,  MKTAG('A', 'V', 'u', 'p') },
243     { AV_CODEC_ID_SGI,       MKTAG('s', 'g', 'i', ' ') }, /* SGI  */
244     { AV_CODEC_ID_DPX,       MKTAG('d', 'p', 'x', ' ') }, /* DPX */
245     { AV_CODEC_ID_EXR,       MKTAG('e', 'x', 'r', ' ') }, /* OpenEXR */
246 
247     { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'h') }, /* Apple ProRes 422 High Quality */
248     { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'n') }, /* Apple ProRes 422 Standard Definition */
249     { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 's') }, /* Apple ProRes 422 LT */
250     { AV_CODEC_ID_PRORES, MKTAG('a', 'p', 'c', 'o') }, /* Apple ProRes 422 Proxy */
251     { AV_CODEC_ID_PRORES, MKTAG('a', 'p', '4', 'h') }, /* Apple ProRes 4444 */
252     { AV_CODEC_ID_FLIC,   MKTAG('f', 'l', 'i', 'c') },
253 
254     { AV_CODEC_ID_AIC, MKTAG('i', 'c', 'o', 'd') },
255 
256     { AV_CODEC_ID_NONE, 0 },
257 };
258 
259 const AVCodecTag ff_codec_movaudio_tags[] = {
260     { AV_CODEC_ID_AAC,             MKTAG('m', 'p', '4', 'a') },
261     { AV_CODEC_ID_AC3,             MKTAG('a', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F */
262     { AV_CODEC_ID_AC3,             MKTAG('s', 'a', 'c', '3') }, /* Nero Recode */
263     { AV_CODEC_ID_ADPCM_IMA_QT,    MKTAG('i', 'm', 'a', '4') },
264     { AV_CODEC_ID_ALAC,            MKTAG('a', 'l', 'a', 'c') },
265     { AV_CODEC_ID_AMR_NB,          MKTAG('s', 'a', 'm', 'r') }, /* AMR-NB 3gp */
266     { AV_CODEC_ID_AMR_WB,          MKTAG('s', 'a', 'w', 'b') }, /* AMR-WB 3gp */
267     { AV_CODEC_ID_DTS,             MKTAG('d', 't', 's', 'c') }, /* DTS formats prior to DTS-HD */
268     { AV_CODEC_ID_DTS,             MKTAG('d', 't', 's', 'h') }, /* DTS-HD audio formats */
269     { AV_CODEC_ID_DTS,             MKTAG('d', 't', 's', 'l') }, /* DTS-HD Lossless formats */
270     { AV_CODEC_ID_DTS,             MKTAG('D', 'T', 'S', ' ') }, /* non-standard */
271     { AV_CODEC_ID_EAC3,            MKTAG('e', 'c', '-', '3') }, /* ETSI TS 102 366 Annex F (only valid in ISOBMFF) */
272     { AV_CODEC_ID_DVAUDIO,         MKTAG('v', 'd', 'v', 'a') },
273     { AV_CODEC_ID_DVAUDIO,         MKTAG('d', 'v', 'c', 'a') },
274     { AV_CODEC_ID_GSM,             MKTAG('a', 'g', 's', 'm') },
275     { AV_CODEC_ID_ILBC,            MKTAG('i', 'l', 'b', 'c') },
276     { AV_CODEC_ID_MACE3,           MKTAG('M', 'A', 'C', '3') },
277     { AV_CODEC_ID_MACE6,           MKTAG('M', 'A', 'C', '6') },
278     { AV_CODEC_ID_MP1,             MKTAG('.', 'm', 'p', '1') },
279     { AV_CODEC_ID_MP2,             MKTAG('.', 'm', 'p', '2') },
280     { AV_CODEC_ID_MP3,             MKTAG('.', 'm', 'p', '3') },
281     { AV_CODEC_ID_MP3,             0x6D730055                },
282     { AV_CODEC_ID_NELLYMOSER,      MKTAG('n', 'm', 'o', 's') }, /* Flash Media Server */
283     { AV_CODEC_ID_PCM_ALAW,        MKTAG('a', 'l', 'a', 'w') },
284     { AV_CODEC_ID_PCM_F32BE,       MKTAG('f', 'l', '3', '2') },
285     { AV_CODEC_ID_PCM_F32LE,       MKTAG('f', 'l', '3', '2') },
286     { AV_CODEC_ID_PCM_F64BE,       MKTAG('f', 'l', '6', '4') },
287     { AV_CODEC_ID_PCM_F64LE,       MKTAG('f', 'l', '6', '4') },
288     { AV_CODEC_ID_PCM_MULAW,       MKTAG('u', 'l', 'a', 'w') },
289     { AV_CODEC_ID_PCM_S16BE,       MKTAG('t', 'w', 'o', 's') },
290     { AV_CODEC_ID_PCM_S16LE,       MKTAG('s', 'o', 'w', 't') },
291     { AV_CODEC_ID_PCM_S16BE,       MKTAG('l', 'p', 'c', 'm') },
292     { AV_CODEC_ID_PCM_S16LE,       MKTAG('l', 'p', 'c', 'm') },
293     { AV_CODEC_ID_PCM_S24BE,       MKTAG('i', 'n', '2', '4') },
294     { AV_CODEC_ID_PCM_S24LE,       MKTAG('i', 'n', '2', '4') },
295     { AV_CODEC_ID_PCM_S32BE,       MKTAG('i', 'n', '3', '2') },
296     { AV_CODEC_ID_PCM_S32LE,       MKTAG('i', 'n', '3', '2') },
297     { AV_CODEC_ID_PCM_S8,          MKTAG('s', 'o', 'w', 't') },
298     { AV_CODEC_ID_PCM_U8,          MKTAG('r', 'a', 'w', ' ') },
299     { AV_CODEC_ID_PCM_U8,          MKTAG('N', 'O', 'N', 'E') },
300     { AV_CODEC_ID_QCELP,           MKTAG('Q', 'c', 'l', 'p') },
301     { AV_CODEC_ID_QCELP,           MKTAG('Q', 'c', 'l', 'q') },
302     { AV_CODEC_ID_QCELP,           MKTAG('s', 'q', 'c', 'p') }, /* ISO Media fourcc */
303     { AV_CODEC_ID_QDM2,            MKTAG('Q', 'D', 'M', '2') },
304     { AV_CODEC_ID_QDMC,            MKTAG('Q', 'D', 'M', 'C') },
305     { AV_CODEC_ID_SPEEX,           MKTAG('s', 'p', 'e', 'x') }, /* Flash Media Server */
306     { AV_CODEC_ID_SPEEX,           MKTAG('S', 'P', 'X', 'N') }, /* ZygoAudio (quality 10 mode) */
307     { AV_CODEC_ID_WMAV2,           MKTAG('W', 'M', 'A', '2') },
308     { AV_CODEC_ID_EVRC,            MKTAG('s', 'e', 'v', 'c') }, /* 3GPP2 */
309     { AV_CODEC_ID_SMV,             MKTAG('s', 's', 'm', 'v') }, /* 3GPP2 */
310     { AV_CODEC_ID_NONE, 0 },
311 };
312 
313 const AVCodecTag ff_codec_movsubtitle_tags[] = {
314     { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'e', 'x', 't') },
315     { AV_CODEC_ID_MOV_TEXT, MKTAG('t', 'x', '3', 'g') },
316     { AV_CODEC_ID_EIA_608,  MKTAG('c', '6', '0', '8') },
317     { AV_CODEC_ID_NONE, 0 },
318 };
319 
320 /* map numeric codes from mdhd atom to ISO 639 */
321 /* cf. QTFileFormat.pdf p253, qtff.pdf p205 */
322 /* http://developer.apple.com/documentation/mac/Text/Text-368.html */
323 /* deprecated by putting the code as 3*5bit ascii */
324 static const char mov_mdhd_language_map[][4] = {
325     /* 0-9 */
326     "eng", "fra", "ger", "ita", "dut", "sve", "spa", "dan", "por", "nor",
327     "heb", "jpn", "ara", "fin", "gre", "ice", "mlt", "tur", "hr "/*scr*/, "chi"/*ace?*/,
328     "urd", "hin", "tha", "kor", "lit", "pol", "hun", "est", "lav",    "",
329     "fo ",    "", "rus", "chi",    "", "iri", "alb", "ron", "ces", "slk",
330     "slv", "yid", "sr ", "mac", "bul", "ukr", "bel", "uzb", "kaz", "aze",
331     /*?*/
332     "aze", "arm", "geo", "mol", "kir", "tgk", "tuk", "mon",    "", "pus",
333     "kur", "kas", "snd", "tib", "nep", "san", "mar", "ben", "asm", "guj",
334     "pa ", "ori", "mal", "kan", "tam", "tel",    "", "bur", "khm", "lao",
335     /*                   roman? arabic? */
336     "vie", "ind", "tgl", "may", "may", "amh", "tir", "orm", "som", "swa",
337     /*==rundi?*/
338        "", "run",    "", "mlg", "epo",    "",    "",    "",    "",    "",
339     /* 100 */
340        "",    "",    "",    "",    "",    "",    "",    "",    "",    "",
341        "",    "",    "",    "",    "",    "",    "",    "",    "",    "",
342        "",    "",    "",    "",    "",    "",    "",    "", "wel", "baq",
343     "cat", "lat", "que", "grn", "aym", "tat", "uig", "dzo", "jav"
344 };
345 
ff_mov_iso639_to_lang(const char lang[4],int mp4)346 int ff_mov_iso639_to_lang(const char lang[4], int mp4)
347 {
348     int i, code = 0;
349 
350     /* old way, only for QT? */
351     for (i = 0; lang[0] && !mp4 && i < FF_ARRAY_ELEMS(mov_mdhd_language_map); i++) {
352         if (!strcmp(lang, mov_mdhd_language_map[i]))
353             return i;
354     }
355     /* XXX:can we do that in mov too? */
356     if (!mp4)
357         return -1;
358     /* handle undefined as such */
359     if (lang[0] == '\0')
360         lang = "und";
361     /* 5bit ascii */
362     for (i = 0; i < 3; i++) {
363         uint8_t c = lang[i];
364         c -= 0x60;
365         if (c > 0x1f)
366             return -1;
367         code <<= 5;
368         code |= c;
369     }
370     return code;
371 }
372 
ff_mov_lang_to_iso639(unsigned code,char to[4])373 int ff_mov_lang_to_iso639(unsigned code, char to[4])
374 {
375     int i;
376     memset(to, 0, 4);
377     /* is it the mangled iso code? */
378     /* see http://www.geocities.com/xhelmboyx/quicktime/formats/mp4-layout.txt */
379     if (code >= 0x400 && code != 0x7fff) {
380         for (i = 2; i >= 0; i--) {
381             to[i] = 0x60 + (code & 0x1f);
382             code >>= 5;
383         }
384         return 1;
385     }
386     /* old fashion apple lang code */
387     if (code >= FF_ARRAY_ELEMS(mov_mdhd_language_map))
388         return 0;
389     if (!mov_mdhd_language_map[code][0])
390         return 0;
391     memcpy(to, mov_mdhd_language_map[code], 4);
392     return 1;
393 }
394 
ff_mp4_read_descr_len(AVIOContext * pb)395 int ff_mp4_read_descr_len(AVIOContext *pb)
396 {
397     int len = 0;
398     int count = 4;
399     while (count--) {
400         int c = avio_r8(pb);
401         len = (len << 7) | (c & 0x7f);
402         if (!(c & 0x80))
403             break;
404     }
405     return len;
406 }
407 
ff_mp4_read_descr(AVFormatContext * fc,AVIOContext * pb,int * tag)408 int ff_mp4_read_descr(AVFormatContext *fc, AVIOContext *pb, int *tag)
409 {
410     int len;
411     *tag = avio_r8(pb);
412     len = ff_mp4_read_descr_len(pb);
413     av_dlog(fc, "MPEG4 description: tag=0x%02x len=%d\n", *tag, len);
414     return len;
415 }
416 
ff_mp4_parse_es_descr(AVIOContext * pb,int * es_id)417 void ff_mp4_parse_es_descr(AVIOContext *pb, int *es_id)
418 {
419      int flags;
420      if (es_id) *es_id = avio_rb16(pb);
421      else                avio_rb16(pb);
422      flags = avio_r8(pb);
423      if (flags & 0x80) //streamDependenceFlag
424          avio_rb16(pb);
425      if (flags & 0x40) { //URL_Flag
426          int len = avio_r8(pb);
427          avio_skip(pb, len);
428      }
429      if (flags & 0x20) //OCRstreamFlag
430          avio_rb16(pb);
431 }
432 
433 static const AVCodecTag mp4_audio_types[] = {
434     { AV_CODEC_ID_MP3ON4, AOT_PS   }, /* old mp3on4 draft */
435     { AV_CODEC_ID_MP3ON4, AOT_L1   }, /* layer 1 */
436     { AV_CODEC_ID_MP3ON4, AOT_L2   }, /* layer 2 */
437     { AV_CODEC_ID_MP3ON4, AOT_L3   }, /* layer 3 */
438     { AV_CODEC_ID_MP4ALS, AOT_ALS  }, /* MPEG-4 ALS */
439     { AV_CODEC_ID_NONE,   AOT_NULL },
440 };
441 
ff_mp4_read_dec_config_descr(AVFormatContext * fc,AVStream * st,AVIOContext * pb)442 int ff_mp4_read_dec_config_descr(AVFormatContext *fc, AVStream *st, AVIOContext *pb)
443 {
444     enum AVCodecID codec_id;
445     int len, tag;
446     int ret;
447     int object_type_id = avio_r8(pb);
448     avio_r8(pb); /* stream type */
449     avio_rb24(pb); /* buffer size db */
450     avio_rb32(pb); /* max bitrate */
451     avio_rb32(pb); /* avg bitrate */
452 
453     if(avcodec_is_open(st->codec)) {
454         av_log(fc, AV_LOG_DEBUG, "codec open in read_dec_config_descr\n");
455         return -1;
456     }
457 
458     codec_id= ff_codec_get_id(ff_mp4_obj_type, object_type_id);
459     if (codec_id)
460         st->codec->codec_id= codec_id;
461     av_dlog(fc, "esds object type id 0x%02x\n", object_type_id);
462     len = ff_mp4_read_descr(fc, pb, &tag);
463     if (tag == MP4DecSpecificDescrTag) {
464         av_dlog(fc, "Specific MPEG4 header len=%d\n", len);
465         if (!len || (uint64_t)len > (1<<30))
466             return -1;
467         av_free(st->codec->extradata);
468         if ((ret = ff_get_extradata(st->codec, pb, len)) < 0)
469             return ret;
470         if (st->codec->codec_id == AV_CODEC_ID_AAC) {
471             MPEG4AudioConfig cfg = {0};
472             avpriv_mpeg4audio_get_config(&cfg, st->codec->extradata,
473                                          st->codec->extradata_size * 8, 1);
474             st->codec->channels = cfg.channels;
475             if (cfg.object_type == 29 && cfg.sampling_index < 3) // old mp3on4
476                 st->codec->sample_rate = avpriv_mpa_freq_tab[cfg.sampling_index];
477             else if (cfg.ext_sample_rate)
478                 st->codec->sample_rate = cfg.ext_sample_rate;
479             else
480                 st->codec->sample_rate = cfg.sample_rate;
481             av_dlog(fc, "mp4a config channels %d obj %d ext obj %d "
482                     "sample rate %d ext sample rate %d\n", st->codec->channels,
483                     cfg.object_type, cfg.ext_object_type,
484                     cfg.sample_rate, cfg.ext_sample_rate);
485             if (!(st->codec->codec_id = ff_codec_get_id(mp4_audio_types,
486                                                         cfg.object_type)))
487                 st->codec->codec_id = AV_CODEC_ID_AAC;
488         }
489     }
490     return 0;
491 }
492 
493 typedef struct MovChannelLayout {
494     int64_t  channel_layout;
495     uint32_t layout_tag;
496 } MovChannelLayout;
497 
498 static const MovChannelLayout mov_channel_layout[] = {
499     { AV_CH_LAYOUT_MONO,                         (100<<16) | 1}, // kCAFChannelLayoutTag_Mono
500     { AV_CH_LAYOUT_STEREO,                       (101<<16) | 2}, // kCAFChannelLayoutTag_Stereo
501     { AV_CH_LAYOUT_STEREO,                       (102<<16) | 2}, // kCAFChannelLayoutTag_StereoHeadphones
502     { AV_CH_LAYOUT_2_1,                          (131<<16) | 3}, // kCAFChannelLayoutTag_ITU_2_1
503     { AV_CH_LAYOUT_QUAD,                         (132<<16) | 4}, // kCAFChannelLayoutTag_ITU_2_2
504     { AV_CH_LAYOUT_2_2,                          (132<<16) | 4}, // kCAFChannelLayoutTag_ITU_2_2
505     { AV_CH_LAYOUT_QUAD,                         (108<<16) | 4}, // kCAFChannelLayoutTag_Quadraphonic
506     { AV_CH_LAYOUT_SURROUND,                     (113<<16) | 3}, // kCAFChannelLayoutTag_MPEG_3_0_A
507     { AV_CH_LAYOUT_4POINT0,                      (115<<16) | 4}, // kCAFChannelLayoutTag_MPEG_4_0_A
508     { AV_CH_LAYOUT_5POINT0_BACK,                 (117<<16) | 5}, // kCAFChannelLayoutTag_MPEG_5_0_A
509     { AV_CH_LAYOUT_5POINT0,                      (117<<16) | 5}, // kCAFChannelLayoutTag_MPEG_5_0_A
510     { AV_CH_LAYOUT_5POINT1_BACK,                 (121<<16) | 6}, // kCAFChannelLayoutTag_MPEG_5_1_A
511     { AV_CH_LAYOUT_5POINT1,                      (121<<16) | 6}, // kCAFChannelLayoutTag_MPEG_5_1_A
512     { AV_CH_LAYOUT_7POINT1,                      (128<<16) | 8}, // kCAFChannelLayoutTag_MPEG_7_1_C
513     { AV_CH_LAYOUT_7POINT1_WIDE,                 (126<<16) | 8}, // kCAFChannelLayoutTag_MPEG_7_1_A
514     { AV_CH_LAYOUT_5POINT1_BACK|AV_CH_LAYOUT_STEREO_DOWNMIX, (130<<16) | 8}, // kCAFChannelLayoutTag_SMPTE_DTV
515     { AV_CH_LAYOUT_STEREO|AV_CH_LOW_FREQUENCY,   (133<<16) | 3}, // kCAFChannelLayoutTag_DVD_4
516     { AV_CH_LAYOUT_2_1|AV_CH_LOW_FREQUENCY,      (134<<16) | 4}, // kCAFChannelLayoutTag_DVD_5
517     { AV_CH_LAYOUT_QUAD|AV_CH_LOW_FREQUENCY,     (135<<16) | 4}, // kCAFChannelLayoutTag_DVD_6
518     { AV_CH_LAYOUT_2_2|AV_CH_LOW_FREQUENCY,      (135<<16) | 4}, // kCAFChannelLayoutTag_DVD_6
519     { AV_CH_LAYOUT_SURROUND|AV_CH_LOW_FREQUENCY, (136<<16) | 4}, // kCAFChannelLayoutTag_DVD_10
520     { AV_CH_LAYOUT_4POINT0|AV_CH_LOW_FREQUENCY,  (137<<16) | 5}, // kCAFChannelLayoutTag_DVD_11
521     { 0, 0},
522 };
523 #if 0
524 int ff_mov_read_chan(AVFormatContext *s, AVStream *st, int64_t size)
525 {
526     AVCodecContext *codec= st->codec;
527     uint32_t layout_tag;
528     AVIOContext *pb = s->pb;
529     const MovChannelLayout *layouts = mov_channel_layout;
530 
531     if (size < 12)
532         return AVERROR_INVALIDDATA;
533 
534     layout_tag = avio_rb32(pb);
535     size -= 4;
536     if (layout_tag == 0) { // kCAFChannelLayoutTag_UseChannelDescriptions
537         // Channel descriptions not implemented
538         av_log_ask_for_sample(s, "Unimplemented container channel layout.\n");
539         avio_skip(pb, size);
540         return 0;
541     }
542     if (layout_tag == 0x10000) { // kCAFChannelLayoutTag_UseChannelBitmap
543         codec->channel_layout = avio_rb32(pb);
544         size -= 4;
545         avio_skip(pb, size);
546         return 0;
547     }
548     while (layouts->channel_layout) {
549         if (layout_tag == layouts->layout_tag) {
550             codec->channel_layout = layouts->channel_layout;
551             break;
552         }
553         layouts++;
554     }
555     if (!codec->channel_layout)
556         av_log(s, AV_LOG_WARNING, "Unknown container channel layout.\n");
557     avio_skip(pb, size);
558 
559     return 0;
560 }
561 #endif
562 
ff_mov_write_chan(AVIOContext * pb,int64_t channel_layout)563 void ff_mov_write_chan(AVIOContext *pb, int64_t channel_layout)
564 {
565     const MovChannelLayout *layouts;
566     uint32_t layout_tag = 0;
567 
568     for (layouts = mov_channel_layout; layouts->channel_layout; layouts++)
569         if (channel_layout == layouts->channel_layout) {
570             layout_tag = layouts->layout_tag;
571             break;
572         }
573 
574     if (layout_tag) {
575         avio_wb32(pb, layout_tag); // mChannelLayoutTag
576         avio_wb32(pb, 0);          // mChannelBitmap
577     } else {
578         avio_wb32(pb, 0x10000);    // kCAFChannelLayoutTag_UseChannelBitmap
579         avio_wb32(pb, channel_layout);
580     }
581     avio_wb32(pb, 0);              // mNumberChannelDescriptions
582 }
583 
avformat_get_mov_video_tags(void)584 const struct AVCodecTag *avformat_get_mov_video_tags(void)
585 {
586     return ff_codec_movvideo_tags;
587 }
588 
avformat_get_mov_audio_tags(void)589 const struct AVCodecTag *avformat_get_mov_audio_tags(void)
590 {
591     return ff_codec_movaudio_tags;
592 }
593