repositories / deb_ffmpeg.git / blame_incremental
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (non-incremental) | history | HEAD
Imported Debian version 2.5.2~trusty
[deb_ffmpeg.git] / ffmpeg / libavformat / nut.c
... / ...
CommitLineData
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_XFACE, MKTAG('X', 'F', 'A', 'C') },
44 { AV_CODEC_ID_VP9, MKTAG('V', 'P', '9', '0') },
45 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 15 ) },
46 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 15 ) },
47 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 16 ) },
48 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 16 ) },
49 { AV_CODEC_ID_RAWVIDEO, MKTAG(15 , 'B', 'G', 'R') },
50 { AV_CODEC_ID_RAWVIDEO, MKTAG(15 , 'R', 'G', 'B') },
51 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 'B', 'G', 'R') },
52 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 'R', 'G', 'B') },
53 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 12 ) },
54 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 12 ) },
55 { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 'B', 'G', 'R') },
56 { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 'R', 'G', 'B') },
57 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 'A') },
58 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 0 ) },
59 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 'A') },
60 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 0 ) },
61 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'B', 'G', 'R') },
62 { AV_CODEC_ID_RAWVIDEO, MKTAG( 0 , 'B', 'G', 'R') },
63 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'R', 'G', 'B') },
64 { AV_CODEC_ID_RAWVIDEO, MKTAG( 0 , 'R', 'G', 'B') },
65 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 24 ) },
66 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 24 ) },
67 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '1', '1', 'P') },
68 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '2', '2', 'P') },
69 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '2', '2', 'P') },
70 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '4', '0', 'P') },
71 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '4', '0', 'P') },
72 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '4', '4', 'P') },
73 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '4', '4', 'P') },
74 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '1', 'W', '0') },
75 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '0', 'W', '1') },
76 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 8 ) },
77 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 8 ) },
78 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 4 ) },
79 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 4 ) },
80 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '4', 'B', 'Y') },
81 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', 'B', 'Y') },
82 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 48 ) },
83 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 48 ) },
84 { AV_CODEC_ID_RAWVIDEO, MKTAG(48 , 'B', 'G', 'R') },
85 { AV_CODEC_ID_RAWVIDEO, MKTAG(48 , 'R', 'G', 'B') },
86 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'B', 'A', 64 ) },
87 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'R', 'A', 64 ) },
88 { AV_CODEC_ID_RAWVIDEO, MKTAG(64 , 'R', 'B', 'A') },
89 { AV_CODEC_ID_RAWVIDEO, MKTAG(64 , 'B', 'R', 'A') },
90 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 10 ) },
91 { AV_CODEC_ID_RAWVIDEO, MKTAG(10 , 11 , '3', 'Y') },
92 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 10 ) },
93 { AV_CODEC_ID_RAWVIDEO, MKTAG(10 , 10 , '3', 'Y') },
94 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 10 ) },
95 { AV_CODEC_ID_RAWVIDEO, MKTAG(10 , 0 , '3', 'Y') },
96 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 12 ) },
97 { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 11 , '3', 'Y') },
98 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 12 ) },
99 { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 10 , '3', 'Y') },
100 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 12 ) },
101 { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 0 , '3', 'Y') },
102 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 14 ) },
103 { AV_CODEC_ID_RAWVIDEO, MKTAG(14 , 11 , '3', 'Y') },
104 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 14 ) },
105 { AV_CODEC_ID_RAWVIDEO, MKTAG(14 , 10 , '3', 'Y') },
106 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 14 ) },
107 { AV_CODEC_ID_RAWVIDEO, MKTAG(14 , 0 , '3', 'Y') },
108 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0 , 16 ) },
109 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 0 , '1', 'Y') },
110 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 16 ) },
111 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 11 , '3', 'Y') },
112 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 16 ) },
113 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 10 , '3', 'Y') },
114 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 16 ) },
115 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 0 , '3', 'Y') },
116 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 11 , 8 ) },
117 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 10 , 8 ) },
118 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 0 , 8 ) },
119 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '2', 0 , 8 ) },
120
121 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0, 9) },
122 { AV_CODEC_ID_RAWVIDEO, MKTAG(9, 0, '1', 'Y') },
123 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 11, 9) },
124 { AV_CODEC_ID_RAWVIDEO, MKTAG(9, 11, '4', 'Y') },
125 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 10, 9) },
126 { AV_CODEC_ID_RAWVIDEO, MKTAG(9, 10, '4', 'Y') },
127 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 0, 9) },
128 { AV_CODEC_ID_RAWVIDEO, MKTAG(9, 0, '4', 'Y') },
129
130 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0, 10) },
131 { AV_CODEC_ID_RAWVIDEO, MKTAG(10, 0, '1', 'Y') },
132 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 11, 10) },
133 { AV_CODEC_ID_RAWVIDEO, MKTAG(10, 11, '4', 'Y') },
134 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 10, 10) },
135 { AV_CODEC_ID_RAWVIDEO, MKTAG(10, 10, '4', 'Y') },
136 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 0, 10) },
137 { AV_CODEC_ID_RAWVIDEO, MKTAG(10, 0, '4', 'Y') },
138
139 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0, 16) },
140 { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 0, '1', 'Y') },
141 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 11, 16) },
142 { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 11, '4', 'Y') },
143 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 10, 16) },
144 { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 10, '4', 'Y') },
145 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 0, 16) },
146 { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 0, '4', 'Y') },
147
148 { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 8) },
149
150 { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 9) },
151 { AV_CODEC_ID_RAWVIDEO, MKTAG( 9, 0, '3', 'G') },
152 { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 10) },
153 { AV_CODEC_ID_RAWVIDEO, MKTAG(10, 0, '3', 'G') },
154 { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 12) },
155 { AV_CODEC_ID_RAWVIDEO, MKTAG(12, 0, '3', 'G') },
156 { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 14) },
157 { AV_CODEC_ID_RAWVIDEO, MKTAG(14, 0, '3', 'G') },
158 { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 16) },
159 { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 0, '3', 'G') },
160
161 { AV_CODEC_ID_RAWVIDEO, MKTAG('X', 'Y', 'Z' , 36 ) },
162 { AV_CODEC_ID_RAWVIDEO, MKTAG(36 , 'Z' , 'Y', 'X') },
163
164 { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'B', 'G', 8 ) },
165 { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'B', 'G', 16 ) },
166 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 'G', 'B', 0xBA) },
167 { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'R', 'G', 8 ) },
168 { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'R', 'G', 16 ) },
169 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 'G', 'R', 0xBA) },
170 { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'G', 'B', 8 ) },
171 { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'G', 'B', 16 ) },
172 { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 'B', 'G', 0xBA) },
173 { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'G', 'R', 8 ) },
174 { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'G', 'R', 16 ) },
175 { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 'R', 'G', 0xBA) },
176
177 { AV_CODEC_ID_NONE, 0 }
178};
179
180const AVCodecTag ff_nut_audio_extra_tags[] = {
181 { AV_CODEC_ID_COMFORT_NOISE, MKTAG('3', '3', '8', '9') },
182 { AV_CODEC_ID_PCM_ALAW, MKTAG('A', 'L', 'A', 'W') },
183 { AV_CODEC_ID_PCM_MULAW, MKTAG('U', 'L', 'A', 'W') },
184 { AV_CODEC_ID_MP3, MKTAG('M', 'P', '3', ' ') },
185 { AV_CODEC_ID_NONE, 0 }
186};
187
188const AVCodecTag ff_nut_audio_tags[] = {
189 { AV_CODEC_ID_PCM_F32BE, MKTAG(32 , 'D', 'F', 'P') },
190 { AV_CODEC_ID_PCM_F32LE, MKTAG('P', 'F', 'D', 32 ) },
191 { AV_CODEC_ID_PCM_F64BE, MKTAG(64 , 'D', 'F', 'P') },
192 { AV_CODEC_ID_PCM_F64LE, MKTAG('P', 'F', 'D', 64 ) },
193 { AV_CODEC_ID_PCM_S16BE, MKTAG(16 , 'D', 'S', 'P') },
194 { AV_CODEC_ID_PCM_S16LE, MKTAG('P', 'S', 'D', 16 ) },
195 { AV_CODEC_ID_PCM_S24BE, MKTAG(24 , 'D', 'S', 'P') },
196 { AV_CODEC_ID_PCM_S24LE, MKTAG('P', 'S', 'D', 24 ) },
197 { AV_CODEC_ID_PCM_S32BE, MKTAG(32 , 'D', 'S', 'P') },
198 { AV_CODEC_ID_PCM_S32LE, MKTAG('P', 'S', 'D', 32 ) },
199 { AV_CODEC_ID_PCM_S8, MKTAG('P', 'S', 'D', 8 ) },
200 { AV_CODEC_ID_PCM_U16BE, MKTAG(16 , 'D', 'U', 'P') },
201 { AV_CODEC_ID_PCM_U16LE, MKTAG('P', 'U', 'D', 16 ) },
202 { AV_CODEC_ID_PCM_U24BE, MKTAG(24 , 'D', 'U', 'P') },
203 { AV_CODEC_ID_PCM_U24LE, MKTAG('P', 'U', 'D', 24 ) },
204 { AV_CODEC_ID_PCM_U32BE, MKTAG(32 , 'D', 'U', 'P') },
205 { AV_CODEC_ID_PCM_U32LE, MKTAG('P', 'U', 'D', 32 ) },
206 { AV_CODEC_ID_PCM_U8, MKTAG('P', 'U', 'D', 8 ) },
207 { AV_CODEC_ID_PCM_S8_PLANAR, MKTAG('P', 'S', 'P', 8 ) },
208 { AV_CODEC_ID_PCM_S16BE_PLANAR, MKTAG(16 , 'P', 'S', 'P') },
209 { AV_CODEC_ID_PCM_S16LE_PLANAR, MKTAG('P', 'S', 'P', 16 ) },
210 { AV_CODEC_ID_PCM_S24LE_PLANAR, MKTAG('P', 'S', 'P', 24 ) },
211 { AV_CODEC_ID_PCM_S32LE_PLANAR, MKTAG('P', 'S', 'P', 32 ) },
212 { AV_CODEC_ID_NONE, 0 }
213};
214
215const AVCodecTag * const ff_nut_codec_tags[] = {
216 ff_nut_video_tags, ff_nut_audio_tags, ff_nut_subtitle_tags,
217 ff_codec_bmp_tags, ff_codec_wav_tags, ff_nut_audio_extra_tags, ff_nut_data_tags, 0
218};
219
220void ff_nut_reset_ts(NUTContext *nut, AVRational time_base, int64_t val)
221{
222 int i;
223 for (i = 0; i < nut->avf->nb_streams; i++)
224 nut->stream[i].last_pts =
225 av_rescale_rnd(val,
226 time_base.num * (int64_t)nut->stream[i].time_base->den,
227 time_base.den * (int64_t)nut->stream[i].time_base->num,
228 AV_ROUND_DOWN);
229}
230
231int64_t ff_lsb2full(StreamContext *stream, int64_t lsb)
232{
233 int64_t mask = (1ULL << stream->msb_pts_shift) - 1;
234 int64_t delta = stream->last_pts - mask / 2;
235 return ((lsb - delta) & mask) + delta;
236}
237
238int ff_nut_sp_pos_cmp(const Syncpoint *a, const Syncpoint *b)
239{
240 return ((a->pos - b->pos) >> 32) - ((b->pos - a->pos) >> 32);
241}
242
243int ff_nut_sp_pts_cmp(const Syncpoint *a, const Syncpoint *b)
244{
245 return ((a->ts - b->ts) >> 32) - ((b->ts - a->ts) >> 32);
246}
247
248int ff_nut_add_sp(NUTContext *nut, int64_t pos, int64_t back_ptr, int64_t ts)
249{
250 Syncpoint *sp = av_mallocz(sizeof(Syncpoint));
251 struct AVTreeNode *node = av_tree_node_alloc();
252
253 if (!sp || !node) {
254 av_freep(&sp);
255 av_freep(&node);
256 return AVERROR(ENOMEM);
257 }
258
259 nut->sp_count++;
260
261 sp->pos = pos;
262 sp->back_ptr = back_ptr;
263 sp->ts = ts;
264 av_tree_insert(&nut->syncpoints, sp, (void *) ff_nut_sp_pos_cmp, &node);
265 if (node) {
266 av_free(sp);
267 av_free(node);
268 }
269
270 return 0;
271}
272
273static int enu_free(void *opaque, void *elem)
274{
275 av_free(elem);
276 return 0;
277}
278
279void ff_nut_free_sp(NUTContext *nut)
280{
281 av_tree_enumerate(nut->syncpoints, NULL, NULL, enu_free);
282 av_tree_destroy(nut->syncpoints);
283}
284
285const Dispositions ff_nut_dispositions[] = {
286 { "default", AV_DISPOSITION_DEFAULT },
287 { "dub", AV_DISPOSITION_DUB },
288 { "original", AV_DISPOSITION_ORIGINAL },
289 { "comment", AV_DISPOSITION_COMMENT },
290 { "lyrics", AV_DISPOSITION_LYRICS },
291 { "karaoke", AV_DISPOSITION_KARAOKE },
292 { "", 0 }
293};
294
295const AVMetadataConv ff_nut_metadata_conv[] = {
296 { "Author", "artist" },
297 { "X-CreationTime", "date" },
298 { "CreationTime", "date" },
299 { "SourceFilename", "filename" },
300 { "X-Language", "language" },
301 { "X-Disposition", "disposition" },
302 { "X-Replaces", "replaces" },
303 { "X-Depends", "depends" },
304 { "X-Uses", "uses" },
305 { "X-UsesFont", "usesfont" },
306 { 0 },
307};
ffmpeg Piment Noir Debian package repository