FFmpeg  4.4.5
nut.c
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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 
29  { AV_CODEC_ID_TEXT, MKTAG('U', 'T', 'F', '8') },
30  { AV_CODEC_ID_ASS, MKTAG('S', 'S', 'A', 0 ) },
31  { AV_CODEC_ID_ASS, MKTAG('A', 'S', 'S', 0 ) },
32  { AV_CODEC_ID_DVD_SUBTITLE, MKTAG('D', 'V', 'D', 'S') },
33  { AV_CODEC_ID_DVB_SUBTITLE, MKTAG('D', 'V', 'B', 'S') },
34  { AV_CODEC_ID_DVB_TELETEXT, MKTAG('D', 'V', 'B', 'T') },
35  { AV_CODEC_ID_NONE, 0 }
36 };
37 
39  { AV_CODEC_ID_TEXT, MKTAG('U', 'T', 'F', '8') },
40  { AV_CODEC_ID_NONE, 0 }
41 };
42 
44  { AV_CODEC_ID_GIF, MKTAG('G', 'I', 'F', 0 ) },
45  { AV_CODEC_ID_XFACE, MKTAG('X', 'F', 'A', 'C') },
46  { AV_CODEC_ID_VP9, MKTAG('V', 'P', '9', '0') },
47  { AV_CODEC_ID_HEVC, MKTAG('H', 'E', 'V', 'C') },
48  { AV_CODEC_ID_CPIA, MKTAG('C', 'P', 'i', 'A') },
49  { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 15 ) },
50  { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 15 ) },
51  { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 16 ) },
52  { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 16 ) },
53  { AV_CODEC_ID_RAWVIDEO, MKTAG(15 , 'B', 'G', 'R') },
54  { AV_CODEC_ID_RAWVIDEO, MKTAG(15 , 'R', 'G', 'B') },
55  { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 'B', 'G', 'R') },
56  { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 'R', 'G', 'B') },
57  { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 12 ) },
58  { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 12 ) },
59  { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 'B', 'G', 'R') },
60  { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 'R', 'G', 'B') },
61  { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 'A') },
62  { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 0 ) },
63  { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 'A') },
64  { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 0 ) },
65  { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'B', 'G', 'R') },
66  { AV_CODEC_ID_RAWVIDEO, MKTAG( 0 , 'B', 'G', 'R') },
67  { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'R', 'G', 'B') },
68  { AV_CODEC_ID_RAWVIDEO, MKTAG( 0 , 'R', 'G', 'B') },
69  { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 24 ) },
70  { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 24 ) },
71  { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '1', '1', 'P') },
72  { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '2', '2', 'P') },
73  { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '2', '2', 'P') },
74  { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '4', '0', 'P') },
75  { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '4', '0', 'P') },
76  { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '4', '4', 'P') },
77  { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '4', '4', 'P') },
78  { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '1', 'W', '0') },
79  { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '0', 'W', '1') },
80  { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 8 ) },
81  { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 8 ) },
82  { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 4 ) },
83  { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 4 ) },
84  { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '4', 'B', 'Y') },
85  { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', 'B', 'Y') },
86  { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 48 ) },
87  { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 48 ) },
88  { AV_CODEC_ID_RAWVIDEO, MKTAG(48 , 'B', 'G', 'R') },
89  { AV_CODEC_ID_RAWVIDEO, MKTAG(48 , 'R', 'G', 'B') },
90  { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'B', 'A', 64 ) },
91  { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'R', 'A', 64 ) },
92  { AV_CODEC_ID_RAWVIDEO, MKTAG(64 , 'R', 'B', 'A') },
93  { AV_CODEC_ID_RAWVIDEO, MKTAG(64 , 'B', 'R', 'A') },
94  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 9 ) },
95  { AV_CODEC_ID_RAWVIDEO, MKTAG( 9 , 11 , '3', 'Y') },
96  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 9 ) },
97  { AV_CODEC_ID_RAWVIDEO, MKTAG( 9 , 10 , '3', 'Y') },
98  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 9 ) },
99  { AV_CODEC_ID_RAWVIDEO, MKTAG( 9 , 0 , '3', 'Y') },
100  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 10 ) },
101  { AV_CODEC_ID_RAWVIDEO, MKTAG(10 , 11 , '3', 'Y') },
102  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 10 ) },
103  { AV_CODEC_ID_RAWVIDEO, MKTAG(10 , 10 , '3', 'Y') },
104  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 10 ) },
105  { AV_CODEC_ID_RAWVIDEO, MKTAG(10 , 0 , '3', 'Y') },
106  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 12 ) },
107  { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 11 , '3', 'Y') },
108  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 12 ) },
109  { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 10 , '3', 'Y') },
110  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 12 ) },
111  { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 0 , '3', 'Y') },
112  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 14 ) },
113  { AV_CODEC_ID_RAWVIDEO, MKTAG(14 , 11 , '3', 'Y') },
114  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 14 ) },
115  { AV_CODEC_ID_RAWVIDEO, MKTAG(14 , 10 , '3', 'Y') },
116  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 14 ) },
117  { AV_CODEC_ID_RAWVIDEO, MKTAG(14 , 0 , '3', 'Y') },
118  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0 , 16 ) },
119  { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 0 , '1', 'Y') },
120  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 16 ) },
121  { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 11 , '3', 'Y') },
122  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 16 ) },
123  { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 10 , '3', 'Y') },
124  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 16 ) },
125  { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 0 , '3', 'Y') },
126  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 11 , 8 ) },
127  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 10 , 8 ) },
128  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 0 , 8 ) },
129  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '2', 0 , 8 ) },
130 
131  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0, 9) },
132  { AV_CODEC_ID_RAWVIDEO, MKTAG(9, 0, '1', 'Y') },
133  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 11, 9) },
134  { AV_CODEC_ID_RAWVIDEO, MKTAG(9, 11, '4', 'Y') },
135  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 10, 9) },
136  { AV_CODEC_ID_RAWVIDEO, MKTAG(9, 10, '4', 'Y') },
137  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 0, 9) },
138  { AV_CODEC_ID_RAWVIDEO, MKTAG(9, 0, '4', 'Y') },
139 
140  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0, 10) },
141  { AV_CODEC_ID_RAWVIDEO, MKTAG(10, 0, '1', 'Y') },
142  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 11, 10) },
143  { AV_CODEC_ID_RAWVIDEO, MKTAG(10, 11, '4', 'Y') },
144  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 10, 10) },
145  { AV_CODEC_ID_RAWVIDEO, MKTAG(10, 10, '4', 'Y') },
146  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 0, 10) },
147  { AV_CODEC_ID_RAWVIDEO, MKTAG(10, 0, '4', 'Y') },
148 
149  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 0, 12) },
150  { AV_CODEC_ID_RAWVIDEO, MKTAG(12, 0, '4', 'Y') },
151  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 10, 12) },
152  { AV_CODEC_ID_RAWVIDEO, MKTAG(12, 10, '4', 'Y') },
153 
154  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0, 12) },
155  { AV_CODEC_ID_RAWVIDEO, MKTAG(12, 0, '1', 'Y') },
156  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0, 16) },
157  { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 0, '1', 'Y') },
158  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 11, 16) },
159  { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 11, '4', 'Y') },
160  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 10, 16) },
161  { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 10, '4', 'Y') },
162  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 0, 16) },
163  { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 0, '4', 'Y') },
164 
165  { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0, 14) },
166  { AV_CODEC_ID_RAWVIDEO, MKTAG(14, 0, '1', 'Y') },
167 
168  { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 8) },
169 
170  { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 9) },
171  { AV_CODEC_ID_RAWVIDEO, MKTAG( 9, 0, '3', 'G') },
172  { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 10) },
173  { AV_CODEC_ID_RAWVIDEO, MKTAG(10, 0, '3', 'G') },
174  { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 12) },
175  { AV_CODEC_ID_RAWVIDEO, MKTAG(12, 0, '3', 'G') },
176  { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 14) },
177  { AV_CODEC_ID_RAWVIDEO, MKTAG(14, 0, '3', 'G') },
178  { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 16) },
179  { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 0, '3', 'G') },
180 
181  { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '4', 0, 8) },
182 
183  { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '4', 00 , 10 ) },
184  { AV_CODEC_ID_RAWVIDEO, MKTAG(10 , 00 , '4', 'G') },
185  { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '4', 00 , 12 ) },
186  { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 00 , '4', 'G') },
187  { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '4', 00 , 16 ) },
188  { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 00 , '4', 'G') },
189 
190  { AV_CODEC_ID_RAWVIDEO, MKTAG('X', 'Y', 'Z' , 36 ) },
191  { AV_CODEC_ID_RAWVIDEO, MKTAG(36 , 'Z' , 'Y', 'X') },
192 
193  { AV_CODEC_ID_RAWVIDEO, MKTAG('P', 'A', 'L', 8 ) },
194 
195  { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'B', 'G', 8 ) },
196  { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'B', 'G', 16 ) },
197  { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 'G', 'B', 0xBA) },
198  { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'R', 'G', 8 ) },
199  { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'R', 'G', 16 ) },
200  { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 'G', 'R', 0xBA) },
201  { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'G', 'B', 8 ) },
202  { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'G', 'B', 16 ) },
203  { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 'B', 'G', 0xBA) },
204  { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'G', 'R', 8 ) },
205  { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'G', 'R', 16 ) },
206  { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 'R', 'G', 0xBA) },
207 
208  { AV_CODEC_ID_NONE, 0 }
209 };
210 
212  { AV_CODEC_ID_COMFORT_NOISE, MKTAG('3', '3', '8', '9') },
213  { AV_CODEC_ID_PCM_ALAW, MKTAG('A', 'L', 'A', 'W') },
214  { AV_CODEC_ID_PCM_MULAW, MKTAG('U', 'L', 'A', 'W') },
215  { AV_CODEC_ID_MP3, MKTAG('M', 'P', '3', ' ') },
216  { AV_CODEC_ID_OPUS, MKTAG('O', 'p', 'u', 's') },
217  { AV_CODEC_ID_WAVPACK, MKTAG('w', 'v', 'p', 'k') },
218  { AV_CODEC_ID_NONE, 0 }
219 };
220 
222  { AV_CODEC_ID_PCM_F32BE, MKTAG(32 , 'D', 'F', 'P') },
223  { AV_CODEC_ID_PCM_F32LE, MKTAG('P', 'F', 'D', 32 ) },
224  { AV_CODEC_ID_PCM_F64BE, MKTAG(64 , 'D', 'F', 'P') },
225  { AV_CODEC_ID_PCM_F64LE, MKTAG('P', 'F', 'D', 64 ) },
226  { AV_CODEC_ID_PCM_S16BE, MKTAG(16 , 'D', 'S', 'P') },
227  { AV_CODEC_ID_PCM_S16LE, MKTAG('P', 'S', 'D', 16 ) },
228  { AV_CODEC_ID_PCM_S24BE, MKTAG(24 , 'D', 'S', 'P') },
229  { AV_CODEC_ID_PCM_S24LE, MKTAG('P', 'S', 'D', 24 ) },
230  { AV_CODEC_ID_PCM_S32BE, MKTAG(32 , 'D', 'S', 'P') },
231  { AV_CODEC_ID_PCM_S32LE, MKTAG('P', 'S', 'D', 32 ) },
232  { AV_CODEC_ID_PCM_S64BE, MKTAG(64 , 'D', 'S', 'P') },
233  { AV_CODEC_ID_PCM_S64LE, MKTAG('P', 'S', 'D', 64 ) },
234  { AV_CODEC_ID_PCM_S8, MKTAG('P', 'S', 'D', 8 ) },
235  { AV_CODEC_ID_PCM_U16BE, MKTAG(16 , 'D', 'U', 'P') },
236  { AV_CODEC_ID_PCM_U16LE, MKTAG('P', 'U', 'D', 16 ) },
237  { AV_CODEC_ID_PCM_U24BE, MKTAG(24 , 'D', 'U', 'P') },
238  { AV_CODEC_ID_PCM_U24LE, MKTAG('P', 'U', 'D', 24 ) },
239  { AV_CODEC_ID_PCM_U32BE, MKTAG(32 , 'D', 'U', 'P') },
240  { AV_CODEC_ID_PCM_U32LE, MKTAG('P', 'U', 'D', 32 ) },
241  { AV_CODEC_ID_PCM_U8, MKTAG('P', 'U', 'D', 8 ) },
242  { AV_CODEC_ID_PCM_S8_PLANAR, MKTAG('P', 'S', 'P', 8 ) },
243  { AV_CODEC_ID_PCM_S16BE_PLANAR, MKTAG(16 , 'P', 'S', 'P') },
244  { AV_CODEC_ID_PCM_S16LE_PLANAR, MKTAG('P', 'S', 'P', 16 ) },
245  { AV_CODEC_ID_PCM_S24LE_PLANAR, MKTAG('P', 'S', 'P', 24 ) },
246  { AV_CODEC_ID_PCM_S32LE_PLANAR, MKTAG('P', 'S', 'P', 32 ) },
247  { AV_CODEC_ID_NONE, 0 }
248 };
249 
250 const AVCodecTag * const ff_nut_codec_tags[] = {
253 };
254 
256 {
257  int i;
258  for (i = 0; i < nut->avf->nb_streams; i++)
259  nut->stream[i].last_pts =
261  time_base.num * (int64_t)nut->stream[i].time_base->den,
262  time_base.den * (int64_t)nut->stream[i].time_base->num,
263  AV_ROUND_DOWN);
264 }
265 
267 {
268  int64_t mask = (1ULL << stream->msb_pts_shift) - 1;
269  int64_t delta = stream->last_pts - mask / 2;
270  return ((lsb - delta) & mask) + delta;
271 }
272 
273 int ff_nut_sp_pos_cmp(const void *a, const void *b)
274 {
275  const Syncpoint *va = a, *vb = b;
276  return ((va->pos - vb->pos) >> 32) - ((vb->pos - va->pos) >> 32);
277 }
278 
279 int ff_nut_sp_pts_cmp(const void *a, const void *b)
280 {
281  const Syncpoint *va = a, *vb = b;
282  return ((va->ts - vb->ts) >> 32) - ((vb->ts - va->ts) >> 32);
283 }
284 
286 {
287  Syncpoint *sp = av_mallocz(sizeof(Syncpoint));
288  struct AVTreeNode *node = av_tree_node_alloc();
289 
290  if (!sp || !node) {
291  av_freep(&sp);
292  av_freep(&node);
293  return AVERROR(ENOMEM);
294  }
295 
296  nut->sp_count++;
297 
298  sp->pos = pos;
299  sp->back_ptr = back_ptr;
300  sp->ts = ts;
302  if (node) {
303  av_free(sp);
304  av_free(node);
305  }
306 
307  return 0;
308 }
309 
310 static int enu_free(void *opaque, void *elem)
311 {
312  av_free(elem);
313  return 0;
314 }
315 
317 {
318  if (nut->syncpoints) {
321  }
322 }
323 
325  { "default", AV_DISPOSITION_DEFAULT },
326  { "dub", AV_DISPOSITION_DUB },
327  { "original", AV_DISPOSITION_ORIGINAL },
328  { "comment", AV_DISPOSITION_COMMENT },
329  { "lyrics", AV_DISPOSITION_LYRICS },
330  { "karaoke", AV_DISPOSITION_KARAOKE },
331  { "", 0 }
332 };
333 
335  { "Author", "artist" },
336  { "X-CreationTime", "date" },
337  { "CreationTime", "date" },
338  { "SourceFilename", "filename" },
339  { "X-Language", "language" },
340  { "X-Disposition", "disposition" },
341  { "X-Replaces", "replaces" },
342  { "X-Depends", "depends" },
343  { "X-Uses", "uses" },
344  { "X-UsesFont", "usesfont" },
345  { 0 },
346 };
static double val(void *priv, double ch)
Definition: aeval.c:76
#define AV_DISPOSITION_LYRICS
Definition: avformat.h:822
#define AV_DISPOSITION_COMMENT
Definition: avformat.h:821
#define AV_DISPOSITION_KARAOKE
Definition: avformat.h:823
#define AV_DISPOSITION_DUB
Definition: avformat.h:819
#define AV_DISPOSITION_ORIGINAL
Definition: avformat.h:820
#define AV_DISPOSITION_DEFAULT
Definition: avformat.h:818
#define MKTAG(a, b, c, d)
Definition: common.h:478
#define NULL
Definition: coverity.c:32
long long int64_t
Definition: coverity.c:34
@ AV_CODEC_ID_PCM_F32LE
Definition: codec_id.h:334
@ AV_CODEC_ID_PCM_S24BE
Definition: codec_id.h:326
@ AV_CODEC_ID_PCM_S64BE
Definition: codec_id.h:346
@ AV_CODEC_ID_DVB_SUBTITLE
Definition: codec_id.h:524
@ AV_CODEC_ID_RAWVIDEO
Definition: codec_id.h:62
@ AV_CODEC_ID_PCM_S16BE_PLANAR
Definition: codec_id.h:343
@ AV_CODEC_ID_PCM_U8
Definition: codec_id.h:318
@ AV_CODEC_ID_PCM_S16LE
Definition: codec_id.h:313
@ AV_CODEC_ID_PCM_S32LE_PLANAR
Definition: codec_id.h:342
@ AV_CODEC_ID_DVD_SUBTITLE
Definition: codec_id.h:523
@ AV_CODEC_ID_PCM_F32BE
Definition: codec_id.h:333
@ AV_CODEC_ID_GIF
Definition: codec_id.h:146
@ AV_CODEC_ID_TEXT
raw UTF-8 text
Definition: codec_id.h:525
@ AV_CODEC_ID_NONE
Definition: codec_id.h:47
@ AV_CODEC_ID_CPIA
Definition: codec_id.h:260
@ AV_CODEC_ID_PCM_S24LE_PLANAR
Definition: codec_id.h:341
@ AV_CODEC_ID_PCM_S16BE
Definition: codec_id.h:314
@ AV_CODEC_ID_PCM_S24LE
Definition: codec_id.h:325
@ AV_CODEC_ID_PCM_U24BE
Definition: codec_id.h:328
@ AV_CODEC_ID_PCM_S32LE
Definition: codec_id.h:321
@ AV_CODEC_ID_PCM_S8
Definition: codec_id.h:317
@ AV_CODEC_ID_PCM_U32LE
Definition: codec_id.h:323
@ AV_CODEC_ID_PCM_ALAW
Definition: codec_id.h:320
@ AV_CODEC_ID_PCM_F64LE
Definition: codec_id.h:336
@ AV_CODEC_ID_XFACE
Definition: codec_id.h:261
@ AV_CODEC_ID_COMFORT_NOISE
Definition: codec_id.h:485
@ AV_CODEC_ID_PCM_U16BE
Definition: codec_id.h:316
@ AV_CODEC_ID_ASS
Definition: codec_id.h:546
@ AV_CODEC_ID_HEVC
Definition: codec_id.h:223
@ AV_CODEC_ID_PCM_S64LE
Definition: codec_id.h:345
@ AV_CODEC_ID_PCM_F64BE
Definition: codec_id.h:335
@ AV_CODEC_ID_DVB_TELETEXT
Definition: codec_id.h:530
@ AV_CODEC_ID_PCM_S32BE
Definition: codec_id.h:322
@ AV_CODEC_ID_PCM_S16LE_PLANAR
Definition: codec_id.h:331
@ AV_CODEC_ID_PCM_U24LE
Definition: codec_id.h:327
@ AV_CODEC_ID_WAVPACK
Definition: codec_id.h:449
@ AV_CODEC_ID_MP3
preferred ID for decoding MPEG audio layer 1, 2 or 3
Definition: codec_id.h:425
@ AV_CODEC_ID_VP9
Definition: codec_id.h:217
@ AV_CODEC_ID_OPUS
Definition: codec_id.h:484
@ AV_CODEC_ID_PCM_U16LE
Definition: codec_id.h:315
@ AV_CODEC_ID_PCM_S8_PLANAR
Definition: codec_id.h:340
@ AV_CODEC_ID_PCM_U32BE
Definition: codec_id.h:324
@ AV_CODEC_ID_PCM_MULAW
Definition: codec_id.h:319
#define AVERROR(e)
Definition: error.h:43
int64_t av_rescale_rnd(int64_t a, int64_t b, int64_t c, enum AVRounding rnd)
Rescale a 64-bit integer with specified rounding.
Definition: mathematics.c:58
@ AV_ROUND_DOWN
Round toward -infinity.
Definition: mathematics.h:82
void * av_mallocz(size_t size)
Allocate a memory block with alignment suitable for all memory accesses (including vectors if availab...
Definition: mem.c:237
void av_tree_enumerate(AVTreeNode *t, void *opaque, int(*cmp)(void *opaque, void *elem), int(*enu)(void *opaque, void *elem))
Apply enu(opaque, &elem) to all the elements in the tree in a given range.
Definition: tree.c:155
void * av_tree_insert(AVTreeNode **tp, void *key, int(*cmp)(const void *key, const void *b), AVTreeNode **next)
Insert or remove an element.
Definition: tree.c:59
struct AVTreeNode * av_tree_node_alloc(void)
Allocate an AVTreeNode.
Definition: tree.c:34
void av_tree_destroy(AVTreeNode *t)
Definition: tree.c:146
int i
Definition: input.c:407
common internal API header
static const uint16_t mask[17]
Definition: lzw.c:38
static int enu_free(void *opaque, void *elem)
Definition: nut.c:310
const AVCodecTag ff_nut_audio_tags[]
Definition: nut.c:221
const AVCodecTag ff_nut_video_tags[]
Definition: nut.c:43
void ff_nut_reset_ts(NUTContext *nut, AVRational time_base, int64_t val)
Definition: nut.c:255
int ff_nut_sp_pos_cmp(const void *a, const void *b)
Definition: nut.c:273
int64_t ff_lsb2full(StreamContext *stream, int64_t lsb)
Definition: nut.c:266
int ff_nut_add_sp(NUTContext *nut, int64_t pos, int64_t back_ptr, int64_t ts)
Definition: nut.c:285
int ff_nut_sp_pts_cmp(const void *a, const void *b)
Definition: nut.c:279
const AVCodecTag ff_nut_data_tags[]
Definition: nut.c:38
const AVCodecTag *const ff_nut_codec_tags[]
Definition: nut.c:250
void ff_nut_free_sp(NUTContext *nut)
Definition: nut.c:316
const AVCodecTag ff_nut_audio_extra_tags[]
Definition: nut.c:211
const Dispositions ff_nut_dispositions[]
Definition: nut.c:324
const AVCodecTag ff_nut_subtitle_tags[]
Definition: nut.c:28
const AVMetadataConv ff_nut_metadata_conv[]
Definition: nut.c:334
#define sp
Definition: regdef.h:63
const AVCodecTag ff_codec_bmp_tags[]
Definition: riff.c:33
const AVCodecTag ff_codec_wav_tags[]
Definition: riff.c:508
internal header for RIFF based (de)muxers do NOT include this in end user applications
unsigned int pos
Definition: spdifenc.c:412
unsigned int nb_streams
Number of elements in AVFormatContext.streams.
Definition: avformat.h:1288
Rational number (pair of numerator and denominator).
Definition: rational.h:58
int num
Numerator.
Definition: rational.h:59
int den
Denominator.
Definition: rational.h:60
void * elem
Definition: tree.c:28
Definition: nut.h:91
StreamContext * stream
Definition: nut.h:100
AVFormatContext * avf
Definition: nut.h:93
struct AVTreeNode * syncpoints
Definition: nut.h:108
int sp_count
Definition: nut.h:109
AVRational time_base
Definition: signature.h:103
int msb_pts_shift
Definition: nut.h:81
int64_t last_pts
Definition: nut.h:78
Definition: nut.h:58
int64_t ts
Definition: nut.h:62
uint64_t pos
Definition: nut.h:59
#define av_free(p)
#define av_freep(p)
A tree container.
const char * b
Definition: vf_curves.c:118
float delta