simplify
[libav.git] / libavformat / 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 *
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7 * This file is part of FFmpeg.
8 *
9 * FFmpeg is free software; you can redistribute it and/or
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10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
b78e7197 12 * version 2.1 of the License, or (at your option) any later version.
e40ee6a2 13 *
b78e7197 14 * FFmpeg is distributed in the hope that it will be useful,
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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
b78e7197 20 * License along with FFmpeg; if not, write to the Free Software
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21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 */
23
24#include "avformat.h"
25#include "riff.h"
26#include "isom.h"
27
7555d2e6 28/* http://www.mp4ra.org */
ccba88d7 29const AVCodecTag ff_mp4_obj_type[] = {
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30 { CODEC_ID_MPEG4 , 32 },
31 { CODEC_ID_H264 , 33 },
32 { CODEC_ID_AAC , 64 },
33 { CODEC_ID_MPEG2VIDEO, 96 }, /* MPEG2 Simple */
34 { CODEC_ID_MPEG2VIDEO, 97 }, /* MPEG2 Main */
35 { CODEC_ID_MPEG2VIDEO, 98 }, /* MPEG2 SNR */
36 { CODEC_ID_MPEG2VIDEO, 99 }, /* MPEG2 Spatial */
37 { CODEC_ID_MPEG2VIDEO, 100 }, /* MPEG2 High */
38 { CODEC_ID_MPEG2VIDEO, 101 }, /* MPEG2 422 */
39 { CODEC_ID_AAC , 102 }, /* MPEG2 AAC Main */
40 { CODEC_ID_AAC , 103 }, /* MPEG2 AAC Low */
41 { CODEC_ID_AAC , 104 }, /* MPEG2 AAC SSR */
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42 { CODEC_ID_MP3 , 105 }, /* 13818-3 */
43 { CODEC_ID_MPEG1VIDEO, 106 }, /* 11172-2 */
b41899c6 44 { CODEC_ID_MP3 , 107 }, /* 11172-3 */
7555d2e6 45 { CODEC_ID_MJPEG , 108 }, /* 10918-1 */
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46 { CODEC_ID_PNG , 109 },
47 { CODEC_ID_JPEG2000 , 110 }, /* 15444-1 */
48 { CODEC_ID_VC1 , 163 },
e40ee6a2 49 { CODEC_ID_VORBIS , 221 },
295b7dc3 50 { CODEC_ID_PCM_S16LE , 224 },
6c496518 51 { CODEC_ID_QCELP , 225 },
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52 { CODEC_ID_AC3 , 226 },
53 { CODEC_ID_PCM_ALAW , 227 },
54 { CODEC_ID_PCM_MULAW , 228 },
55 { CODEC_ID_PCM_S16BE , 230 },
56 { CODEC_ID_H263 , 242 },
57 { CODEC_ID_H261 , 243 },
58 { 0, 0 },
59};
60
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61const AVCodecTag codec_movvideo_tags[] = {
62/* { CODEC_ID_, MKTAG('I', 'V', '5', '0') }, *//* Indeo 5.0 */
63
64 { CODEC_ID_RAWVIDEO, MKTAG('r', 'a', 'w', ' ') }, /* Uncompressed RGB */
65/* { CODEC_ID_RAWVIDEO, MKTAG('Y', 'u', 'v', '2') }, *//* Uncompressed YUV422 */
66 { CODEC_ID_RAWVIDEO, MKTAG('A', 'V', 'U', 'I') }, /* YUV with alpha-channel (AVID Uncompressed) */
67 { CODEC_ID_RAWVIDEO, MKTAG('2', 'v', 'u', 'y') }, /* UNCOMPRESSED 8BIT 4:2:2 */
68
69 { CODEC_ID_MJPEG, MKTAG('j', 'p', 'e', 'g') }, /* PhotoJPEG */
70 { CODEC_ID_MJPEG, MKTAG('m', 'j', 'p', 'a') }, /* Motion-JPEG (format A) */
71 { CODEC_ID_MJPEG, MKTAG('A', 'V', 'D', 'J') }, /* MJPEG with alpha-channel (AVID JFIF meridien compressed) */
72/* { CODEC_ID_MJPEG, MKTAG('A', 'V', 'R', 'n') }, *//* MJPEG with alpha-channel (AVID ABVB/Truevision NuVista) */
73 { CODEC_ID_MJPEGB, MKTAG('m', 'j', 'p', 'b') }, /* Motion-JPEG (format B) */
74
75 { CODEC_ID_SVQ1, MKTAG('S', 'V', 'Q', '1') }, /* Sorenson Video v1 */
76 { CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', '1') }, /* Sorenson Video v1 */
77 { CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', 'i') }, /* Sorenson Video v1 (from QT specs)*/
78 { CODEC_ID_SVQ3, MKTAG('S', 'V', 'Q', '3') }, /* Sorenson Video v3 */
79
80 { CODEC_ID_MPEG4, MKTAG('m', 'p', '4', 'v') },
81 { CODEC_ID_MPEG4, MKTAG('D', 'I', 'V', 'X') }, /* OpenDiVX *//* sample files at http://heroinewarrior.com/xmovie.php3 use this tag */
82 { CODEC_ID_MPEG4, MKTAG('X', 'V', 'I', 'D') },
83 { CODEC_ID_MPEG4, MKTAG('3', 'I', 'V', '2') }, /* experimental: 3IVX files before ivx D4 4.5.1 */
84
85 { CODEC_ID_H263, MKTAG('h', '2', '6', '3') }, /* H263 */
86 { CODEC_ID_H263, MKTAG('s', '2', '6', '3') }, /* H263 ?? works */
87
88 { CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', 'p') }, /* DV PAL */
89 { CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', ' ') }, /* DV NTSC */
90 { CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'p', 'p') }, /* DVCPRO PAL produced by FCP */
91 { CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'p') }, /* DVCPRO50 PAL produced by FCP */
92 { CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'n') }, /* DVCPRO50 NTSC produced by FCP */
93 { CODEC_ID_DVVIDEO, MKTAG('A', 'V', 'd', 'v') }, /* AVID DV */
94 //{ CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '5') }, /* DVCPRO HD 50i produced by FCP */
95 //{ CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '6') }, /* DVCPRO HD 60i produced by FCP */
96
97 { CODEC_ID_VP3, MKTAG('V', 'P', '3', '1') }, /* On2 VP3 */
98 { CODEC_ID_RPZA, MKTAG('r', 'p', 'z', 'a') }, /* Apple Video (RPZA) */
99 { CODEC_ID_CINEPAK, MKTAG('c', 'v', 'i', 'd') }, /* Cinepak */
100 { CODEC_ID_8BPS, MKTAG('8', 'B', 'P', 'S') }, /* Planar RGB (8BPS) */
101 { CODEC_ID_SMC, MKTAG('s', 'm', 'c', ' ') }, /* Apple Graphics (SMC) */
102 { CODEC_ID_QTRLE, MKTAG('r', 'l', 'e', ' ') }, /* Apple Animation (RLE) */
103 { CODEC_ID_MSRLE, MKTAG('W', 'R', 'L', 'E') },
104 { CODEC_ID_QDRAW, MKTAG('q', 'd', 'r', 'w') }, /* QuickDraw */
105
106 { CODEC_ID_H264, MKTAG('a', 'v', 'c', '1') }, /* AVC-1/H.264 */
107
108 { CODEC_ID_MPEG1VIDEO, MKTAG('m', 'p', 'e', 'g') }, /* MPEG */
109 { CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '2') }, /* MPEG2 produced by Sony HD camera */
110 { CODEC_ID_MPEG2VIDEO, MKTAG('h', 'd', 'v', '3') }, /* HDV produced by FCP */
111 { CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'n') }, /* MPEG2 IMX NTSC 525/60 50mb/s produced by FCP */
112 { CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '5', 'p') }, /* MPEG2 IMX PAL 625/50 50mb/s produced by FCP */
113 { CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'n') }, /* MPEG2 IMX NTSC 525/60 30mb/s produced by FCP */
114 { CODEC_ID_MPEG2VIDEO, MKTAG('m', 'x', '3', 'p') }, /* MPEG2 IMX PAL 625/50 30mb/s produced by FCP */
115 { CODEC_ID_MPEG2VIDEO, MKTAG('A', 'V', 'm', 'p') }, /* AVID IMX PAL */
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116
117 //{ CODEC_ID_JPEG2000, MKTAG('m', 'j', 'p', '2') }, /* JPEG 2000 produced by FCP */
118
119 { CODEC_ID_TARGA, MKTAG('t', 'g', 'a', ' ') }, /* Truevision Targa */
120 { CODEC_ID_TIFF, MKTAG('t', 'i', 'f', 'f') }, /* TIFF embedded in MOV */
121 { CODEC_ID_GIF, MKTAG('g', 'i', 'f', ' ') }, /* embedded gif files as frames (usually one "click to play movie" frame) */
122 { CODEC_ID_PNG, MKTAG('p', 'n', 'g', ' ') },
123
124 { CODEC_ID_VC1, MKTAG('v', 'c', '-', '1') }, /* SMPTE RP 2025 */
125
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126 { CODEC_ID_DNXHD, MKTAG('A', 'V', 'd', 'n') }, /* AVID DNxHD */
127
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128 { CODEC_ID_NONE, 0 },
129};
130
131const AVCodecTag codec_movaudio_tags[] = {
132 { CODEC_ID_PCM_S32BE, MKTAG('i', 'n', '3', '2') },
133 { CODEC_ID_PCM_S32LE, MKTAG('i', 'n', '3', '2') },
134 { CODEC_ID_PCM_S24BE, MKTAG('i', 'n', '2', '4') },
135 { CODEC_ID_PCM_S24LE, MKTAG('i', 'n', '2', '4') },
136 { CODEC_ID_PCM_S16BE, MKTAG('t', 'w', 'o', 's') }, /* 16 bits */
137 { CODEC_ID_PCM_S16BE, MKTAG('N', 'O', 'N', 'E') }, /* uncompressed */
138 { CODEC_ID_PCM_S16LE, MKTAG('s', 'o', 'w', 't') }, /* */
139 { CODEC_ID_PCM_S16LE, MKTAG('l', 'p', 'c', 'm') },
36264d35 140 { CODEC_ID_PCM_S8, MKTAG('s', 'o', 'w', 't') },
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141 { CODEC_ID_PCM_U8, MKTAG('r', 'a', 'w', ' ') }, /* 8 bits unsigned */
142 { CODEC_ID_PCM_MULAW, MKTAG('u', 'l', 'a', 'w') }, /* */
143 { CODEC_ID_PCM_ALAW, MKTAG('a', 'l', 'a', 'w') }, /* */
144
145 { CODEC_ID_ADPCM_IMA_QT, MKTAG('i', 'm', 'a', '4') }, /* IMA-4 ADPCM */
146 { CODEC_ID_ADPCM_MS, MKTAG('m', 's', 0x00, 0x02) }, /* MS ADPCM */
147
148 { CODEC_ID_MACE3, MKTAG('M', 'A', 'C', '3') }, /* Macintosh Audio Compression and Expansion 3:1 */
149 { CODEC_ID_MACE6, MKTAG('M', 'A', 'C', '6') }, /* Macintosh Audio Compression and Expansion 6:1 */
150
151 { CODEC_ID_MP3, MKTAG('.', 'm', 'p', '3') }, /* MPEG layer 3 */ /* sample files at http://www.3ivx.com/showcase.html use this tag */
152 { CODEC_ID_MP2, 0x6D730055 }, /* MPEG layer 3 */
db6d109d 153 { CODEC_ID_MP2, MKTAG('m', 's', 0x00, 0x55) }, /* MPEG layer 3 *//* XXX: check endianness */
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154
155/* { CODEC_ID_OGG_VORBIS, MKTAG('O', 'g', 'g', 'S') }, *//* sample files at http://heroinewarrior.com/xmovie.php3 use this tag */
156
157 { CODEC_ID_AAC, MKTAG('m', 'p', '4', 'a') }, /* MPEG-4 AAC */
158
159 { CODEC_ID_AMR_NB, MKTAG('s', 'a', 'm', 'r') }, /* AMR-NB 3gp */
160 { CODEC_ID_AMR_WB, MKTAG('s', 'a', 'w', 'b') }, /* AMR-WB 3gp */
161
162 { CODEC_ID_AC3, MKTAG('m', 's', 0x20, 0x00) }, /* Dolby AC-3 */
163
164 { CODEC_ID_ALAC, MKTAG('a', 'l', 'a', 'c') }, /* Apple Lossless */
165 { CODEC_ID_QDM2, MKTAG('Q', 'D', 'M', '2') }, /* QDM2 */
166
167 { CODEC_ID_DVAUDIO, MKTAG('v', 'd', 'v', 'a') },
168 { CODEC_ID_DVAUDIO, MKTAG('d', 'v', 'c', 'a') },
169
170 { CODEC_ID_NONE, 0 },
171};
172
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173/* map numeric codes from mdhd atom to ISO 639 */
174/* cf. QTFileFormat.pdf p253, qtff.pdf p205 */
175/* http://developer.apple.com/documentation/mac/Text/Text-368.html */
176/* deprecated by putting the code as 3*5bit ascii */
177static const char *mov_mdhd_language_map[] = {
178 /* 0-9 */
179 "eng", "fra", "ger", "ita", "dut", "sve", "spa", "dan", "por", "nor",
180 "heb", "jpn", "ara", "fin", "gre", "ice", "mlt", "tur", "hr "/*scr*/, "chi"/*ace?*/,
181 "urd", "hin", "tha", "kor", "lit", "pol", "hun", "est", "lav", NULL,
182 "fo ", NULL, "rus", "chi", NULL, "iri", "alb", "ron", "ces", "slk",
183 "slv", "yid", "sr ", "mac", "bul", "ukr", "bel", "uzb", "kaz", "aze",
184 /*?*/
185 "aze", "arm", "geo", "mol", "kir", "tgk", "tuk", "mon", NULL, "pus",
186 "kur", "kas", "snd", "tib", "nep", "san", "mar", "ben", "asm", "guj",
187 "pa ", "ori", "mal", "kan", "tam", "tel", NULL, "bur", "khm", "lao",
188 /* roman? arabic? */
189 "vie", "ind", "tgl", "may", "may", "amh", "tir", "orm", "som", "swa",
190 /*==rundi?*/
191 NULL, "run", NULL, "mlg", "epo", NULL, NULL, NULL, NULL, NULL,
192 /* 100 */
193 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
194 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
195 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, "wel", "baq",
196 "cat", "lat", "que", "grn", "aym", "tat", "uig", "dzo", "jav"
197};
198
199int ff_mov_iso639_to_lang(const char *lang, int mp4)
200{
201 int i, code = 0;
202
203 /* old way, only for QT? */
204 for (i = 0; !mp4 && (i < (sizeof(mov_mdhd_language_map)/sizeof(char *))); i++) {
205 if (mov_mdhd_language_map[i] && !strcmp(lang, mov_mdhd_language_map[i]))
206 return i;
207 }
208 /* XXX:can we do that in mov too? */
209 if (!mp4)
210 return 0;
211 /* handle undefined as such */
212 if (lang[0] == '\0')
213 lang = "und";
214 /* 5bit ascii */
215 for (i = 0; i < 3; i++) {
216 unsigned char c = (unsigned char)lang[i];
217 if (c < 0x60)
218 return 0;
219 if (c > 0x60 + 0x1f)
220 return 0;
221 code <<= 5;
222 code |= (c - 0x60);
223 }
224 return code;
225}
226
227int ff_mov_lang_to_iso639(int code, char *to)
228{
229 int i;
230 /* is it the mangled iso code? */
231 /* see http://www.geocities.com/xhelmboyx/quicktime/formats/mp4-layout.txt */
232 if (code > 138) {
233 for (i = 2; i >= 0; i--) {
234 to[i] = 0x60 + (code & 0x1f);
235 code >>= 5;
236 }
237 return 1;
238 }
239 /* old fashion apple lang code */
240 if (code >= (sizeof(mov_mdhd_language_map)/sizeof(char *)))
241 return 0;
242 if (!mov_mdhd_language_map[code])
243 return 0;
244 strncpy(to, mov_mdhd_language_map[code], 4);
245 return 1;
246}