blob: 592fe4dc28a9b86431d4f72973403b53f0d7ce6e
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 | |
28 | const AVCodecTag ff_nut_subtitle_tags[] = { |
29 | { AV_CODEC_ID_TEXT, MKTAG('U', 'T', 'F', '8') }, |
30 | { AV_CODEC_ID_DVD_SUBTITLE, MKTAG('D', 'V', 'D', 'S') }, |
31 | { AV_CODEC_ID_DVB_SUBTITLE, MKTAG('D', 'V', 'B', 'S') }, |
32 | { AV_CODEC_ID_DVB_TELETEXT, MKTAG('D', 'V', 'B', 'T') }, |
33 | { AV_CODEC_ID_NONE, 0 } |
34 | }; |
35 | |
36 | const AVCodecTag ff_nut_data_tags[] = { |
37 | { AV_CODEC_ID_TEXT, MKTAG('U', 'T', 'F', '8') }, |
38 | { AV_CODEC_ID_NONE, 0 } |
39 | }; |
40 | |
41 | const AVCodecTag ff_nut_video_tags[] = { |
42 | { AV_CODEC_ID_GIF, MKTAG('G', 'I', 'F', 0 ) }, |
43 | { AV_CODEC_ID_XFACE, MKTAG('X', 'F', 'A', 'C') }, |
44 | { AV_CODEC_ID_VP9, MKTAG('V', 'P', '9', '0') }, |
45 | { AV_CODEC_ID_HEVC, MKTAG('H', 'E', 'V', 'C') }, |
46 | { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 15 ) }, |
47 | { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 15 ) }, |
48 | { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 16 ) }, |
49 | { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 16 ) }, |
50 | { AV_CODEC_ID_RAWVIDEO, MKTAG(15 , 'B', 'G', 'R') }, |
51 | { AV_CODEC_ID_RAWVIDEO, MKTAG(15 , 'R', 'G', 'B') }, |
52 | { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 'B', 'G', 'R') }, |
53 | { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 'R', 'G', 'B') }, |
54 | { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 12 ) }, |
55 | { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 12 ) }, |
56 | { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 'B', 'G', 'R') }, |
57 | { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 'R', 'G', 'B') }, |
58 | { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 'A') }, |
59 | { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 0 ) }, |
60 | { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 'A') }, |
61 | { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 0 ) }, |
62 | { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'B', 'G', 'R') }, |
63 | { AV_CODEC_ID_RAWVIDEO, MKTAG( 0 , 'B', 'G', 'R') }, |
64 | { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'R', 'G', 'B') }, |
65 | { AV_CODEC_ID_RAWVIDEO, MKTAG( 0 , 'R', 'G', 'B') }, |
66 | { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 24 ) }, |
67 | { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 24 ) }, |
68 | { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '1', '1', 'P') }, |
69 | { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '2', '2', 'P') }, |
70 | { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '2', '2', 'P') }, |
71 | { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '4', '0', 'P') }, |
72 | { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '4', '0', 'P') }, |
73 | { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '4', '4', 'P') }, |
74 | { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '4', '4', 'P') }, |
75 | { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '1', 'W', '0') }, |
76 | { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '0', 'W', '1') }, |
77 | { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 8 ) }, |
78 | { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 8 ) }, |
79 | { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 4 ) }, |
80 | { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 4 ) }, |
81 | { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '4', 'B', 'Y') }, |
82 | { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', 'B', 'Y') }, |
83 | { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 48 ) }, |
84 | { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 48 ) }, |
85 | { AV_CODEC_ID_RAWVIDEO, MKTAG(48 , 'B', 'G', 'R') }, |
86 | { AV_CODEC_ID_RAWVIDEO, MKTAG(48 , 'R', 'G', 'B') }, |
87 | { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'B', 'A', 64 ) }, |
88 | { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'R', 'A', 64 ) }, |
89 | { AV_CODEC_ID_RAWVIDEO, MKTAG(64 , 'R', 'B', 'A') }, |
90 | { AV_CODEC_ID_RAWVIDEO, MKTAG(64 , 'B', 'R', 'A') }, |
91 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 9 ) }, |
92 | { AV_CODEC_ID_RAWVIDEO, MKTAG( 9 , 11 , '3', 'Y') }, |
93 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 9 ) }, |
94 | { AV_CODEC_ID_RAWVIDEO, MKTAG( 9 , 10 , '3', 'Y') }, |
95 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 9 ) }, |
96 | { AV_CODEC_ID_RAWVIDEO, MKTAG( 9 , 0 , '3', 'Y') }, |
97 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 10 ) }, |
98 | { AV_CODEC_ID_RAWVIDEO, MKTAG(10 , 11 , '3', 'Y') }, |
99 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 10 ) }, |
100 | { AV_CODEC_ID_RAWVIDEO, MKTAG(10 , 10 , '3', 'Y') }, |
101 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 10 ) }, |
102 | { AV_CODEC_ID_RAWVIDEO, MKTAG(10 , 0 , '3', 'Y') }, |
103 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 12 ) }, |
104 | { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 11 , '3', 'Y') }, |
105 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 12 ) }, |
106 | { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 10 , '3', 'Y') }, |
107 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 12 ) }, |
108 | { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 0 , '3', 'Y') }, |
109 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 14 ) }, |
110 | { AV_CODEC_ID_RAWVIDEO, MKTAG(14 , 11 , '3', 'Y') }, |
111 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 14 ) }, |
112 | { AV_CODEC_ID_RAWVIDEO, MKTAG(14 , 10 , '3', 'Y') }, |
113 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 14 ) }, |
114 | { AV_CODEC_ID_RAWVIDEO, MKTAG(14 , 0 , '3', 'Y') }, |
115 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0 , 16 ) }, |
116 | { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 0 , '1', 'Y') }, |
117 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 16 ) }, |
118 | { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 11 , '3', 'Y') }, |
119 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 16 ) }, |
120 | { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 10 , '3', 'Y') }, |
121 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 16 ) }, |
122 | { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 0 , '3', 'Y') }, |
123 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 11 , 8 ) }, |
124 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 10 , 8 ) }, |
125 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 0 , 8 ) }, |
126 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '2', 0 , 8 ) }, |
127 | |
128 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0, 9) }, |
129 | { AV_CODEC_ID_RAWVIDEO, MKTAG(9, 0, '1', 'Y') }, |
130 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 11, 9) }, |
131 | { AV_CODEC_ID_RAWVIDEO, MKTAG(9, 11, '4', 'Y') }, |
132 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 10, 9) }, |
133 | { AV_CODEC_ID_RAWVIDEO, MKTAG(9, 10, '4', 'Y') }, |
134 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 0, 9) }, |
135 | { AV_CODEC_ID_RAWVIDEO, MKTAG(9, 0, '4', 'Y') }, |
136 | |
137 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0, 10) }, |
138 | { AV_CODEC_ID_RAWVIDEO, MKTAG(10, 0, '1', 'Y') }, |
139 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 11, 10) }, |
140 | { AV_CODEC_ID_RAWVIDEO, MKTAG(10, 11, '4', 'Y') }, |
141 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 10, 10) }, |
142 | { AV_CODEC_ID_RAWVIDEO, MKTAG(10, 10, '4', 'Y') }, |
143 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 0, 10) }, |
144 | { AV_CODEC_ID_RAWVIDEO, MKTAG(10, 0, '4', 'Y') }, |
145 | |
146 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0, 12) }, |
147 | { AV_CODEC_ID_RAWVIDEO, MKTAG(12, 0, '1', 'Y') }, |
148 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0, 16) }, |
149 | { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 0, '1', 'Y') }, |
150 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 11, 16) }, |
151 | { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 11, '4', 'Y') }, |
152 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 10, 16) }, |
153 | { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 10, '4', 'Y') }, |
154 | { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 0, 16) }, |
155 | { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 0, '4', 'Y') }, |
156 | |
157 | { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 8) }, |
158 | |
159 | { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 9) }, |
160 | { AV_CODEC_ID_RAWVIDEO, MKTAG( 9, 0, '3', 'G') }, |
161 | { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 10) }, |
162 | { AV_CODEC_ID_RAWVIDEO, MKTAG(10, 0, '3', 'G') }, |
163 | { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 12) }, |
164 | { AV_CODEC_ID_RAWVIDEO, MKTAG(12, 0, '3', 'G') }, |
165 | { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 14) }, |
166 | { AV_CODEC_ID_RAWVIDEO, MKTAG(14, 0, '3', 'G') }, |
167 | { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '3', 0, 16) }, |
168 | { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 0, '3', 'G') }, |
169 | |
170 | { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '4', 0, 8) }, |
171 | |
172 | { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '4', 00 , 10 ) }, |
173 | { AV_CODEC_ID_RAWVIDEO, MKTAG(10 , 00 , '4', 'G') }, |
174 | { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '4', 00 , 12 ) }, |
175 | { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 00 , '4', 'G') }, |
176 | { AV_CODEC_ID_RAWVIDEO, MKTAG('G', '4', 00 , 16 ) }, |
177 | { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 00 , '4', 'G') }, |
178 | |
179 | { AV_CODEC_ID_RAWVIDEO, MKTAG('X', 'Y', 'Z' , 36 ) }, |
180 | { AV_CODEC_ID_RAWVIDEO, MKTAG(36 , 'Z' , 'Y', 'X') }, |
181 | |
182 | { AV_CODEC_ID_RAWVIDEO, MKTAG('P', 'A', 'L', 8 ) }, |
183 | |
184 | { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'B', 'G', 8 ) }, |
185 | { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'B', 'G', 16 ) }, |
186 | { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 'G', 'B', 0xBA) }, |
187 | { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'R', 'G', 8 ) }, |
188 | { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'R', 'G', 16 ) }, |
189 | { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 'G', 'R', 0xBA) }, |
190 | { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'G', 'B', 8 ) }, |
191 | { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'G', 'B', 16 ) }, |
192 | { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 'B', 'G', 0xBA) }, |
193 | { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'G', 'R', 8 ) }, |
194 | { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'G', 'R', 16 ) }, |
195 | { AV_CODEC_ID_RAWVIDEO, MKTAG(16, 'R', 'G', 0xBA) }, |
196 | |
197 | { AV_CODEC_ID_NONE, 0 } |
198 | }; |
199 | |
200 | const AVCodecTag ff_nut_audio_extra_tags[] = { |
201 | { AV_CODEC_ID_COMFORT_NOISE, MKTAG('3', '3', '8', '9') }, |
202 | { AV_CODEC_ID_PCM_ALAW, MKTAG('A', 'L', 'A', 'W') }, |
203 | { AV_CODEC_ID_PCM_MULAW, MKTAG('U', 'L', 'A', 'W') }, |
204 | { AV_CODEC_ID_MP3, MKTAG('M', 'P', '3', ' ') }, |
205 | { AV_CODEC_ID_OPUS, MKTAG('O', 'p', 'u', 's') }, |
206 | { AV_CODEC_ID_WAVPACK, MKTAG('w', 'v', 'p', 'k') }, |
207 | { AV_CODEC_ID_NONE, 0 } |
208 | }; |
209 | |
210 | const AVCodecTag ff_nut_audio_tags[] = { |
211 | { AV_CODEC_ID_PCM_F32BE, MKTAG(32 , 'D', 'F', 'P') }, |
212 | { AV_CODEC_ID_PCM_F32LE, MKTAG('P', 'F', 'D', 32 ) }, |
213 | { AV_CODEC_ID_PCM_F64BE, MKTAG(64 , 'D', 'F', 'P') }, |
214 | { AV_CODEC_ID_PCM_F64LE, MKTAG('P', 'F', 'D', 64 ) }, |
215 | { AV_CODEC_ID_PCM_S16BE, MKTAG(16 , 'D', 'S', 'P') }, |
216 | { AV_CODEC_ID_PCM_S16LE, MKTAG('P', 'S', 'D', 16 ) }, |
217 | { AV_CODEC_ID_PCM_S24BE, MKTAG(24 , 'D', 'S', 'P') }, |
218 | { AV_CODEC_ID_PCM_S24LE, MKTAG('P', 'S', 'D', 24 ) }, |
219 | { AV_CODEC_ID_PCM_S32BE, MKTAG(32 , 'D', 'S', 'P') }, |
220 | { AV_CODEC_ID_PCM_S32LE, MKTAG('P', 'S', 'D', 32 ) }, |
221 | { AV_CODEC_ID_PCM_S8, MKTAG('P', 'S', 'D', 8 ) }, |
222 | { AV_CODEC_ID_PCM_U16BE, MKTAG(16 , 'D', 'U', 'P') }, |
223 | { AV_CODEC_ID_PCM_U16LE, MKTAG('P', 'U', 'D', 16 ) }, |
224 | { AV_CODEC_ID_PCM_U24BE, MKTAG(24 , 'D', 'U', 'P') }, |
225 | { AV_CODEC_ID_PCM_U24LE, MKTAG('P', 'U', 'D', 24 ) }, |
226 | { AV_CODEC_ID_PCM_U32BE, MKTAG(32 , 'D', 'U', 'P') }, |
227 | { AV_CODEC_ID_PCM_U32LE, MKTAG('P', 'U', 'D', 32 ) }, |
228 | { AV_CODEC_ID_PCM_U8, MKTAG('P', 'U', 'D', 8 ) }, |
229 | { AV_CODEC_ID_PCM_S8_PLANAR, MKTAG('P', 'S', 'P', 8 ) }, |
230 | { AV_CODEC_ID_PCM_S16BE_PLANAR, MKTAG(16 , 'P', 'S', 'P') }, |
231 | { AV_CODEC_ID_PCM_S16LE_PLANAR, MKTAG('P', 'S', 'P', 16 ) }, |
232 | { AV_CODEC_ID_PCM_S24LE_PLANAR, MKTAG('P', 'S', 'P', 24 ) }, |
233 | { AV_CODEC_ID_PCM_S32LE_PLANAR, MKTAG('P', 'S', 'P', 32 ) }, |
234 | { AV_CODEC_ID_NONE, 0 } |
235 | }; |
236 | |
237 | const AVCodecTag * const ff_nut_codec_tags[] = { |
238 | ff_nut_video_tags, ff_nut_audio_tags, ff_nut_subtitle_tags, |
239 | ff_codec_bmp_tags, ff_codec_wav_tags, ff_nut_audio_extra_tags, ff_nut_data_tags, 0 |
240 | }; |
241 | |
242 | void ff_nut_reset_ts(NUTContext *nut, AVRational time_base, int64_t val) |
243 | { |
244 | int i; |
245 | for (i = 0; i < nut->avf->nb_streams; i++) |
246 | nut->stream[i].last_pts = |
247 | av_rescale_rnd(val, |
248 | time_base.num * (int64_t)nut->stream[i].time_base->den, |
249 | time_base.den * (int64_t)nut->stream[i].time_base->num, |
250 | AV_ROUND_DOWN); |
251 | } |
252 | |
253 | int64_t ff_lsb2full(StreamContext *stream, int64_t lsb) |
254 | { |
255 | int64_t mask = (1ULL << stream->msb_pts_shift) - 1; |
256 | int64_t delta = stream->last_pts - mask / 2; |
257 | return ((lsb - delta) & mask) + delta; |
258 | } |
259 | |
260 | int ff_nut_sp_pos_cmp(const void *a, const void *b) |
261 | { |
262 | const Syncpoint *va = a, *vb = b; |
263 | return ((va->pos - vb->pos) >> 32) - ((vb->pos - va->pos) >> 32); |
264 | } |
265 | |
266 | int ff_nut_sp_pts_cmp(const void *a, const void *b) |
267 | { |
268 | const Syncpoint *va = a, *vb = b; |
269 | return ((va->ts - vb->ts) >> 32) - ((vb->ts - va->ts) >> 32); |
270 | } |
271 | |
272 | int ff_nut_add_sp(NUTContext *nut, int64_t pos, int64_t back_ptr, int64_t ts) |
273 | { |
274 | Syncpoint *sp = av_mallocz(sizeof(Syncpoint)); |
275 | struct AVTreeNode *node = av_tree_node_alloc(); |
276 | |
277 | if (!sp || !node) { |
278 | av_freep(&sp); |
279 | av_freep(&node); |
280 | return AVERROR(ENOMEM); |
281 | } |
282 | |
283 | nut->sp_count++; |
284 | |
285 | sp->pos = pos; |
286 | sp->back_ptr = back_ptr; |
287 | sp->ts = ts; |
288 | av_tree_insert(&nut->syncpoints, sp, ff_nut_sp_pos_cmp, &node); |
289 | if (node) { |
290 | av_free(sp); |
291 | av_free(node); |
292 | } |
293 | |
294 | return 0; |
295 | } |
296 | |
297 | static int enu_free(void *opaque, void *elem) |
298 | { |
299 | av_free(elem); |
300 | return 0; |
301 | } |
302 | |
303 | void ff_nut_free_sp(NUTContext *nut) |
304 | { |
305 | if (nut->syncpoints) { |
306 | av_tree_enumerate(nut->syncpoints, NULL, NULL, enu_free); |
307 | av_tree_destroy(nut->syncpoints); |
308 | } |
309 | } |
310 | |
311 | const Dispositions ff_nut_dispositions[] = { |
312 | { "default", AV_DISPOSITION_DEFAULT }, |
313 | { "dub", AV_DISPOSITION_DUB }, |
314 | { "original", AV_DISPOSITION_ORIGINAL }, |
315 | { "comment", AV_DISPOSITION_COMMENT }, |
316 | { "lyrics", AV_DISPOSITION_LYRICS }, |
317 | { "karaoke", AV_DISPOSITION_KARAOKE }, |
318 | { "", 0 } |
319 | }; |
320 | |
321 | const AVMetadataConv ff_nut_metadata_conv[] = { |
322 | { "Author", "artist" }, |
323 | { "X-CreationTime", "date" }, |
324 | { "CreationTime", "date" }, |
325 | { "SourceFilename", "filename" }, |
326 | { "X-Language", "language" }, |
327 | { "X-Disposition", "disposition" }, |
328 | { "X-Replaces", "replaces" }, |
329 | { "X-Depends", "depends" }, |
330 | { "X-Uses", "uses" }, |
331 | { "X-UsesFont", "usesfont" }, |
332 | { 0 }, |
333 | }; |
334 |