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Imported Debian version 2.4.3~trusty1
[deb_ffmpeg.git] / ffmpeg / libavformat / nut.c
CommitLineData
2ba45a60
DM		 1/*
2 * nut
3 * Copyright (c) 2004-2007 Michael Niedermayer
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22#include "libavutil/mathematics.h"
23#include "libavutil/tree.h"
24#include "nut.h"
25#include "riff.h"
26#include "internal.h"
27
28const AVCodecTag ff_nut_subtitle_tags[] = {
29 { AV_CODEC_ID_TEXT, MKTAG('U', 'T', 'F', '8') },
30 { AV_CODEC_ID_SSA, MKTAG('S', 'S', 'A', 0 ) },
31 { AV_CODEC_ID_DVD_SUBTITLE, MKTAG('D', 'V', 'D', 'S') },
32 { AV_CODEC_ID_DVB_SUBTITLE, MKTAG('D', 'V', 'B', 'S') },
33 { AV_CODEC_ID_DVB_TELETEXT, MKTAG('D', 'V', 'B', 'T') },
34 { AV_CODEC_ID_NONE, 0 }
35};
36
37const AVCodecTag ff_nut_data_tags[] = {
38 { AV_CODEC_ID_TEXT, MKTAG('U', 'T', 'F', '8') },
39 { AV_CODEC_ID_NONE, 0 }
40};
41
42const AVCodecTag ff_nut_video_tags[] = {
43 { AV_CODEC_ID_VP9, MKTAG('V', 'P', '9', '0') },
44 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 15 ) },
45 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 15 ) },
46 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 16 ) },
47 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 16 ) },
48 { AV_CODEC_ID_RAWVIDEO, MKTAG(15 , 'B', 'G', 'R') },
49 { AV_CODEC_ID_RAWVIDEO, MKTAG(15 , 'R', 'G', 'B') },
50 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 'B', 'G', 'R') },
51 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 'R', 'G', 'B') },
52 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 12 ) },
53 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 12 ) },
54 { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 'B', 'G', 'R') },
55 { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 'R', 'G', 'B') },
56 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 'A') },
57 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 0 ) },
58 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 'A') },
59 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 0 ) },
60 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'B', 'G', 'R') },
61 { AV_CODEC_ID_RAWVIDEO, MKTAG( 0 , 'B', 'G', 'R') },
62 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'R', 'G', 'B') },
63 { AV_CODEC_ID_RAWVIDEO, MKTAG( 0 , 'R', 'G', 'B') },
64 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 24 ) },
65 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 24 ) },
66 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '1', '1', 'P') },
67 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '2', '2', 'P') },
68 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '2', '2', 'P') },
69 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '4', '0', 'P') },
70 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '4', '0', 'P') },
71 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '4', '4', 'P') },
72 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '4', '4', 'P') },
73 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '1', 'W', '0') },
74 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '0', 'W', '1') },
75 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 8 ) },
76 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 8 ) },
77 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 4 ) },
78 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 4 ) },
79 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '4', 'B', 'Y') },
80 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', 'B', 'Y') },
81 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 48 ) },
82 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 48 ) },
83 { AV_CODEC_ID_RAWVIDEO, MKTAG(48 , 'B', 'G', 'R') },
84 { AV_CODEC_ID_RAWVIDEO, MKTAG(48 , 'R', 'G', 'B') },
85 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'B', 'A', 64 ) },
86 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'R', 'A', 64 ) },
87 { AV_CODEC_ID_RAWVIDEO, MKTAG(64 , 'R', 'B', 'A') },
88 { AV_CODEC_ID_RAWVIDEO, MKTAG(64 , 'B', 'R', 'A') },
89 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 10 ) },
90 { AV_CODEC_ID_RAWVIDEO, MKTAG(10 , 11 , '3', 'Y') },
91 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 10 ) },
92 { AV_CODEC_ID_RAWVIDEO, MKTAG(10 , 10 , '3', 'Y') },
93 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 10 ) },
94 { AV_CODEC_ID_RAWVIDEO, MKTAG(10 , 0 , '3', 'Y') },
95 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 12 ) },
96 { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 11 , '3', 'Y') },
97 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 12 ) },
98 { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 10 , '3', 'Y') },
99 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 12 ) },
100 { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 0 , '3', 'Y') },
101 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 14 ) },
102 { AV_CODEC_ID_RAWVIDEO, MKTAG(14 , 11 , '3', 'Y') },
103 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 14 ) },
104 { AV_CODEC_ID_RAWVIDEO, MKTAG(14 , 10 , '3', 'Y') },
105 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 14 ) },
106 { AV_CODEC_ID_RAWVIDEO, MKTAG(14 , 0 , '3', 'Y') },
107 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0 , 16 ) },
108 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 0 , '1', 'Y') },
109 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 16 ) },
110 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 11 , '3', 'Y') },
111 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 16 ) },
112 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 10 , '3', 'Y') },
113 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 16 ) },
114 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 0 , '3', 'Y') },
115 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 11 , 8 ) },
116 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 10 , 8 ) },
117 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 0 , 8 ) },
118 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '2', 0 , 8 ) },
119
120 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0, 9) },
121 { AV_CODEC_ID_RAWVIDEO, MKTAG(9, 0, '1', 'Y') },
122 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 11, 9) },
123 { AV_CODEC_ID_RAWVIDEO, MKTAG(9, 11, '4', 'Y') },
124 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 10, 9) },
125 { AV_CODEC_ID_RAWVIDEO, MKTAG(9, 10, '4', 'Y') },
126 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 0, 9) },
127 { AV_CODEC_ID_RAWVIDEO, MKTAG(9, 0, '4', 'Y') },
128
129 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0, 10) },
130 { AV_CODEC_ID_RAWVIDEO, MKTAG(10, 0, '1', 'Y') },
131 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 11, 10) },
132 { AV_CODEC_ID_RAWVIDEO, MKTAG(10, 11, '4', 'Y') },
133 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 10, 10) },
134 { AV_CODEC_ID_RAWVIDEO, MKTAG(10, 10, '4', 'Y') },
135 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 0, 10) },
136 { AV_CODEC_ID_RAWVIDEO, MKTAG(10, 0, '4', 'Y') },
137
138 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0, 16) },
139 { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 0, '1', 'Y') },
140 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 11, 16) },
141 { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 11, '4', 'Y') },
142 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 10, 16) },
143 { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 10, '4', 'Y') },
144 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 0, 16) },
145 { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 0, '4', 'Y') },
146
147 { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 8) },
148
149 { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 9) },
150 { AV_CODEC_ID_RAWVIDEO, MKTAG( 9, 0, '3', 'G') },
151 { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 10) },
152 { AV_CODEC_ID_RAWVIDEO, MKTAG(10, 0, '3', 'G') },
153 { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 12) },
154 { AV_CODEC_ID_RAWVIDEO, MKTAG(12, 0, '3', 'G') },
155 { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 14) },
156 { AV_CODEC_ID_RAWVIDEO, MKTAG(14, 0, '3', 'G') },
157 { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 16) },
158 { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 0, '3', 'G') },
159
160 { AV_CODEC_ID_RAWVIDEO, MKTAG('X', 'Y', 'Z' , 36 ) },
161 { AV_CODEC_ID_RAWVIDEO, MKTAG(36 , 'Z' , 'Y', 'X') },
162
163 { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'B', 'G', 8 ) },
164 { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'B', 'G', 16 ) },
165 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 'G', 'B', 0xBA) },
166 { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'R', 'G', 8 ) },
167 { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'R', 'G', 16 ) },
168 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 'G', 'R', 0xBA) },
169 { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'G', 'B', 8 ) },
170 { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'G', 'B', 16 ) },
171 { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 'B', 'G', 0xBA) },
172 { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'G', 'R', 8 ) },
173 { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'G', 'R', 16 ) },
174 { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 'R', 'G', 0xBA) },
175
176 { AV_CODEC_ID_NONE, 0 }
177};
178
179const AVCodecTag ff_nut_audio_extra_tags[] = {
180 { AV_CODEC_ID_COMFORT_NOISE, MKTAG('3', '3', '8', '9') },
181 { AV_CODEC_ID_PCM_ALAW, MKTAG('A', 'L', 'A', 'W') },
182 { AV_CODEC_ID_PCM_MULAW, MKTAG('U', 'L', 'A', 'W') },
183 { AV_CODEC_ID_MP3, MKTAG('M', 'P', '3', ' ') },
184 { AV_CODEC_ID_NONE, 0 }
185};
186
187const AVCodecTag ff_nut_audio_tags[] = {
188 { AV_CODEC_ID_PCM_F32BE, MKTAG(32 , 'D', 'F', 'P') },
189 { AV_CODEC_ID_PCM_F32LE, MKTAG('P', 'F', 'D', 32 ) },
190 { AV_CODEC_ID_PCM_F64BE, MKTAG(64 , 'D', 'F', 'P') },
191 { AV_CODEC_ID_PCM_F64LE, MKTAG('P', 'F', 'D', 64 ) },
192 { AV_CODEC_ID_PCM_S16BE, MKTAG(16 , 'D', 'S', 'P') },
193 { AV_CODEC_ID_PCM_S16LE, MKTAG('P', 'S', 'D', 16 ) },
194 { AV_CODEC_ID_PCM_S24BE, MKTAG(24 , 'D', 'S', 'P') },
195 { AV_CODEC_ID_PCM_S24LE, MKTAG('P', 'S', 'D', 24 ) },
196 { AV_CODEC_ID_PCM_S32BE, MKTAG(32 , 'D', 'S', 'P') },
197 { AV_CODEC_ID_PCM_S32LE, MKTAG('P', 'S', 'D', 32 ) },
198 { AV_CODEC_ID_PCM_S8, MKTAG('P', 'S', 'D', 8 ) },
199 { AV_CODEC_ID_PCM_U16BE, MKTAG(16 , 'D', 'U', 'P') },
200 { AV_CODEC_ID_PCM_U16LE, MKTAG('P', 'U', 'D', 16 ) },
201 { AV_CODEC_ID_PCM_U24BE, MKTAG(24 , 'D', 'U', 'P') },
202 { AV_CODEC_ID_PCM_U24LE, MKTAG('P', 'U', 'D', 24 ) },
203 { AV_CODEC_ID_PCM_U32BE, MKTAG(32 , 'D', 'U', 'P') },
204 { AV_CODEC_ID_PCM_U32LE, MKTAG('P', 'U', 'D', 32 ) },
205 { AV_CODEC_ID_PCM_U8, MKTAG('P', 'U', 'D', 8 ) },
206 { AV_CODEC_ID_PCM_S8_PLANAR, MKTAG('P', 'S', 'P', 8 ) },
207 { AV_CODEC_ID_PCM_S16BE_PLANAR, MKTAG(16 , 'P', 'S', 'P') },
208 { AV_CODEC_ID_PCM_S16LE_PLANAR, MKTAG('P', 'S', 'P', 16 ) },
209 { AV_CODEC_ID_PCM_S24LE_PLANAR, MKTAG('P', 'S', 'P', 24 ) },
210 { AV_CODEC_ID_PCM_S32LE_PLANAR, MKTAG('P', 'S', 'P', 32 ) },
211 { AV_CODEC_ID_NONE, 0 }
212};
213
214const AVCodecTag * const ff_nut_codec_tags[] = {
215 ff_nut_video_tags, ff_nut_audio_tags, ff_nut_subtitle_tags,
216 ff_codec_bmp_tags, ff_codec_wav_tags, ff_nut_audio_extra_tags, ff_nut_data_tags, 0
217};
218
219void ff_nut_reset_ts(NUTContext *nut, AVRational time_base, int64_t val)
220{
221 int i;
222 for (i = 0; i < nut->avf->nb_streams; i++)
223 nut->stream[i].last_pts =
224 av_rescale_rnd(val,
225 time_base.num * (int64_t)nut->stream[i].time_base->den,
226 time_base.den * (int64_t)nut->stream[i].time_base->num,
227 AV_ROUND_DOWN);
228}
229
230int64_t ff_lsb2full(StreamContext *stream, int64_t lsb)
231{
232 int64_t mask = (1ULL << stream->msb_pts_shift) - 1;
233 int64_t delta = stream->last_pts - mask / 2;
234 return ((lsb - delta) & mask) + delta;
235}
236
237int ff_nut_sp_pos_cmp(const Syncpoint *a, const Syncpoint *b)
238{
239 return ((a->pos - b->pos) >> 32) - ((b->pos - a->pos) >> 32);
240}
241
242int ff_nut_sp_pts_cmp(const Syncpoint *a, const Syncpoint *b)
243{
244 return ((a->ts - b->ts) >> 32) - ((b->ts - a->ts) >> 32);
245}
246
247int ff_nut_add_sp(NUTContext *nut, int64_t pos, int64_t back_ptr, int64_t ts)
248{
249 Syncpoint *sp = av_mallocz(sizeof(Syncpoint));
250 struct AVTreeNode *node = av_tree_node_alloc();
251
252 if (!sp || !node) {
253 av_freep(&sp);
254 av_freep(&node);
255 return AVERROR(ENOMEM);
256 }
257
258 nut->sp_count++;
259
260 sp->pos = pos;
261 sp->back_ptr = back_ptr;
262 sp->ts = ts;
263 av_tree_insert(&nut->syncpoints, sp, (void *) ff_nut_sp_pos_cmp, &node);
264 if (node) {
265 av_free(sp);
266 av_free(node);
267 }
268
269 return 0;
270}
271
272static int enu_free(void *opaque, void *elem)
273{
274 av_free(elem);
275 return 0;
276}
277
278void ff_nut_free_sp(NUTContext *nut)
279{
280 av_tree_enumerate(nut->syncpoints, NULL, NULL, enu_free);
281 av_tree_destroy(nut->syncpoints);
282}
283
284const Dispositions ff_nut_dispositions[] = {
285 { "default", AV_DISPOSITION_DEFAULT },
286 { "dub", AV_DISPOSITION_DUB },
287 { "original", AV_DISPOSITION_ORIGINAL },
288 { "comment", AV_DISPOSITION_COMMENT },
289 { "lyrics", AV_DISPOSITION_LYRICS },
290 { "karaoke", AV_DISPOSITION_KARAOKE },
291 { "", 0 }
292};
293
294const AVMetadataConv ff_nut_metadata_conv[] = {
295 { "Author", "artist" },
296 { "X-CreationTime", "date" },
297 { "CreationTime", "date" },
298 { "SourceFilename", "filename" },
299 { "X-Language", "language" },
300 { "X-Disposition", "disposition" },
301 { "X-Replaces", "replaces" },
302 { "X-Depends", "depends" },
303 { "X-Uses", "uses" },
304 { "X-UsesFont", "usesfont" },
305 { 0 },
306};
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