| 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 | |
| 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 | |
| 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 | |
| 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 | |
| 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 | |
| 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 | |
| 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 | |
| 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 | |
| 584 | const struct AVCodecTag *avformat_get_mov_video_tags(void) |
| 585 | { |
| 586 | return ff_codec_movvideo_tags; |
| 587 | } |
| 588 | |
| 589 | const struct AVCodecTag *avformat_get_mov_audio_tags(void) |
| 590 | { |
| 591 | return ff_codec_movaudio_tags; |
| 592 | } |