3 * Copyright (c) 2004-2007 Michael Niedermayer
5 * This file is part of FFmpeg.
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.
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.
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
22 #include "libavutil/mathematics.h"
23 #include "libavutil/tree.h"
27 const AVCodecTag ff_nut_subtitle_tags[] = {
28 { AV_CODEC_ID_TEXT , MKTAG('U', 'T', 'F', '8') },
29 { AV_CODEC_ID_SSA , MKTAG('S', 'S', 'A', 0 ) },
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 }
36 const AVCodecTag ff_nut_video_tags[] = {
37 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 15 ) },
38 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 15 ) },
39 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 16 ) },
40 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 16 ) },
41 { AV_CODEC_ID_RAWVIDEO, MKTAG(15 , 'B', 'G', 'R') },
42 { AV_CODEC_ID_RAWVIDEO, MKTAG(15 , 'R', 'G', 'B') },
43 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 'B', 'G', 'R') },
44 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 'R', 'G', 'B') },
45 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 12 ) },
46 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 12 ) },
47 { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 'B', 'G', 'R') },
48 { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 'R', 'G', 'B') },
49 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 'A') },
50 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 0 ) },
51 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 'A') },
52 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 0 ) },
53 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'B', 'G', 'R') },
54 { AV_CODEC_ID_RAWVIDEO, MKTAG( 0 , 'B', 'G', 'R') },
55 { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'R', 'G', 'B') },
56 { AV_CODEC_ID_RAWVIDEO, MKTAG( 0 , 'R', 'G', 'B') },
57 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 24 ) },
58 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 24 ) },
59 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '1', '1', 'P') },
60 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '2', '2', 'P') },
61 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '2', '2', 'P') },
62 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '4', '0', 'P') },
63 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '4', '0', 'P') },
64 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '4', '4', 'P') },
65 { AV_CODEC_ID_RAWVIDEO, MKTAG('4', '4', '4', 'P') },
66 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '1', 'W', '0') },
67 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '0', 'W', '1') },
68 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 8 ) },
69 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 8 ) },
70 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 4 ) },
71 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 4 ) },
72 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', '4', 'B', 'Y') },
73 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', '4', 'B', 'Y') },
74 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 48 ) },
75 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 48 ) },
76 { AV_CODEC_ID_RAWVIDEO, MKTAG(48 , 'B', 'G', 'R') },
77 { AV_CODEC_ID_RAWVIDEO, MKTAG(48 , 'R', 'G', 'B') },
78 { AV_CODEC_ID_RAWVIDEO, MKTAG('B', 'R', 'A', 64 ) },
79 { AV_CODEC_ID_RAWVIDEO, MKTAG('R', 'B', 'A', 64 ) },
80 { AV_CODEC_ID_RAWVIDEO, MKTAG(64 , 'B', 'R', 'A') },
81 { AV_CODEC_ID_RAWVIDEO, MKTAG(64 , 'R', 'B', 'A') },
82 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 10 ) },
83 { AV_CODEC_ID_RAWVIDEO, MKTAG(10 , 11 , '3', 'Y') },
84 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 10 ) },
85 { AV_CODEC_ID_RAWVIDEO, MKTAG(10 , 10 , '3', 'Y') },
86 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 10 ) },
87 { AV_CODEC_ID_RAWVIDEO, MKTAG(10 , 0 , '3', 'Y') },
88 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 12 ) },
89 { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 11 , '3', 'Y') },
90 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 12 ) },
91 { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 10 , '3', 'Y') },
92 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 12 ) },
93 { AV_CODEC_ID_RAWVIDEO, MKTAG(12 , 0 , '3', 'Y') },
94 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 14 ) },
95 { AV_CODEC_ID_RAWVIDEO, MKTAG(14 , 11 , '3', 'Y') },
96 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 14 ) },
97 { AV_CODEC_ID_RAWVIDEO, MKTAG(14 , 10 , '3', 'Y') },
98 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 14 ) },
99 { AV_CODEC_ID_RAWVIDEO, MKTAG(14 , 0 , '3', 'Y') },
100 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0 , 16 ) },
101 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 0 , '1', 'Y') },
102 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 16 ) },
103 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 11 , '3', 'Y') },
104 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 16 ) },
105 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 10 , '3', 'Y') },
106 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 16 ) },
107 { AV_CODEC_ID_RAWVIDEO, MKTAG(16 , 0 , '3', 'Y') },
108 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 11 , 8 ) },
109 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 10 , 8 ) },
110 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 0 , 8 ) },
111 { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '2', 0 , 8 ) },
112 { AV_CODEC_ID_NONE , 0 }
115 void ff_nut_reset_ts(NUTContext *nut, AVRational time_base, int64_t val){
117 for(i=0; i<nut->avf->nb_streams; i++){
118 nut->stream[i].last_pts= av_rescale_rnd(
120 time_base.num * (int64_t)nut->stream[i].time_base->den,
121 time_base.den * (int64_t)nut->stream[i].time_base->num,
126 int64_t ff_lsb2full(StreamContext *stream, int64_t lsb){
127 int64_t mask = (1<<stream->msb_pts_shift)-1;
128 int64_t delta= stream->last_pts - mask/2;
129 return ((lsb - delta)&mask) + delta;
132 int ff_nut_sp_pos_cmp(const Syncpoint *a, const Syncpoint *b){
133 return ((a->pos - b->pos) >> 32) - ((b->pos - a->pos) >> 32);
136 int ff_nut_sp_pts_cmp(const Syncpoint *a, const Syncpoint *b){
137 return ((a->ts - b->ts) >> 32) - ((b->ts - a->ts) >> 32);
140 void ff_nut_add_sp(NUTContext *nut, int64_t pos, int64_t back_ptr, int64_t ts){
141 Syncpoint *sp= av_mallocz(sizeof(Syncpoint));
142 struct AVTreeNode *node = av_tree_node_alloc();
147 sp->back_ptr= back_ptr;
149 av_tree_insert(&nut->syncpoints, sp, (void *) ff_nut_sp_pos_cmp, &node);
156 static int enu_free(void *opaque, void *elem)
162 void ff_nut_free_sp(NUTContext *nut)
164 av_tree_enumerate(nut->syncpoints, NULL, NULL, enu_free);
165 av_tree_destroy(nut->syncpoints);
168 const Dispositions ff_nut_dispositions[] = {
169 {"default" , AV_DISPOSITION_DEFAULT},
170 {"dub" , AV_DISPOSITION_DUB},
171 {"original" , AV_DISPOSITION_ORIGINAL},
172 {"comment" , AV_DISPOSITION_COMMENT},
173 {"lyrics" , AV_DISPOSITION_LYRICS},
174 {"karaoke" , AV_DISPOSITION_KARAOKE},
178 const AVMetadataConv ff_nut_metadata_conv[] = {
179 { "Author", "artist" },
180 { "X-CreationTime", "date" },
181 { "CreationTime", "date" },
182 { "SourceFilename", "filename" },
183 { "X-Language", "language" },
184 { "X-Disposition", "disposition" },
185 { "X-Replaces", "replaces" },
186 { "X-Depends", "depends" },
187 { "X-Uses", "uses" },
188 { "X-UsesFont", "usesfont" },