1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
|
/*
* nut
* Copyright (c) 2004-2007 Michael Niedermayer
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/mathematics.h"
#include "libavutil/tree.h"
#include "nut.h"
#include "internal.h"
const AVCodecTag ff_nut_subtitle_tags[] = {
{ CODEC_ID_TEXT , MKTAG('U', 'T', 'F', '8') },
{ CODEC_ID_SSA , MKTAG('S', 'S', 'A', 0 ) },
{ CODEC_ID_DVD_SUBTITLE, MKTAG('D', 'V', 'D', 'S') },
{ CODEC_ID_DVB_SUBTITLE, MKTAG('D', 'V', 'B', 'S') },
{ CODEC_ID_NONE , 0 }
};
const AVCodecTag ff_nut_video_tags[] = {
{ CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 15 ) },
{ CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 15 ) },
{ CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 16 ) },
{ CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 16 ) },
{ CODEC_ID_RAWVIDEO, MKTAG(15 , 'B', 'G', 'R') },
{ CODEC_ID_RAWVIDEO, MKTAG(15 , 'R', 'G', 'B') },
{ CODEC_ID_RAWVIDEO, MKTAG(16 , 'B', 'G', 'R') },
{ CODEC_ID_RAWVIDEO, MKTAG(16 , 'R', 'G', 'B') },
{ CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 12 ) },
{ CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 12 ) },
{ CODEC_ID_RAWVIDEO, MKTAG(12 , 'B', 'G', 'R') },
{ CODEC_ID_RAWVIDEO, MKTAG(12 , 'R', 'G', 'B') },
{ CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 'A') },
{ CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 0 ) },
{ CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 'A') },
{ CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 0 ) },
{ CODEC_ID_RAWVIDEO, MKTAG('A', 'B', 'G', 'R') },
{ CODEC_ID_RAWVIDEO, MKTAG( 0 , 'B', 'G', 'R') },
{ CODEC_ID_RAWVIDEO, MKTAG('A', 'R', 'G', 'B') },
{ CODEC_ID_RAWVIDEO, MKTAG( 0 , 'R', 'G', 'B') },
{ CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 24 ) },
{ CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 24 ) },
{ CODEC_ID_RAWVIDEO, MKTAG('4', '1', '1', 'P') },
{ CODEC_ID_RAWVIDEO, MKTAG('4', '2', '2', 'P') },
{ CODEC_ID_RAWVIDEO, MKTAG('4', '2', '2', 'P') },
{ CODEC_ID_RAWVIDEO, MKTAG('4', '4', '0', 'P') },
{ CODEC_ID_RAWVIDEO, MKTAG('4', '4', '0', 'P') },
{ CODEC_ID_RAWVIDEO, MKTAG('4', '4', '4', 'P') },
{ CODEC_ID_RAWVIDEO, MKTAG('4', '4', '4', 'P') },
{ CODEC_ID_RAWVIDEO, MKTAG('B', '1', 'W', '0') },
{ CODEC_ID_RAWVIDEO, MKTAG('B', '0', 'W', '1') },
{ CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 8 ) },
{ CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 8 ) },
{ CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 4 ) },
{ CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 4 ) },
{ CODEC_ID_RAWVIDEO, MKTAG('B', '4', 'B', 'Y') },
{ CODEC_ID_RAWVIDEO, MKTAG('R', '4', 'B', 'Y') },
{ CODEC_ID_RAWVIDEO, MKTAG('B', 'G', 'R', 48 ) },
{ CODEC_ID_RAWVIDEO, MKTAG('R', 'G', 'B', 48 ) },
{ CODEC_ID_RAWVIDEO, MKTAG(48 , 'B', 'G', 'R') },
{ CODEC_ID_RAWVIDEO, MKTAG(48 , 'R', 'G', 'B') },
{ CODEC_ID_RAWVIDEO, MKTAG('B', 'R', 'A', 64 ) },
{ CODEC_ID_RAWVIDEO, MKTAG('R', 'B', 'A', 64 ) },
{ CODEC_ID_RAWVIDEO, MKTAG(64 , 'B', 'R', 'A') },
{ CODEC_ID_RAWVIDEO, MKTAG(64 , 'R', 'B', 'A') },
{ CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 10 ) },
{ CODEC_ID_RAWVIDEO, MKTAG(10 , 11 , '3', 'Y') },
{ CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 10 ) },
{ CODEC_ID_RAWVIDEO, MKTAG(10 , 10 , '3', 'Y') },
{ CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 10 ) },
{ CODEC_ID_RAWVIDEO, MKTAG(10 , 0 , '3', 'Y') },
{ CODEC_ID_RAWVIDEO, MKTAG('Y', '1', 0 , 16 ) },
{ CODEC_ID_RAWVIDEO, MKTAG(16 , 0 , '1', 'Y') },
{ CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 11 , 16 ) },
{ CODEC_ID_RAWVIDEO, MKTAG(16 , 11 , '3', 'Y') },
{ CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 10 , 16 ) },
{ CODEC_ID_RAWVIDEO, MKTAG(16 , 10 , '3', 'Y') },
{ CODEC_ID_RAWVIDEO, MKTAG('Y', '3', 0 , 16 ) },
{ CODEC_ID_RAWVIDEO, MKTAG(16 , 0 , '3', 'Y') },
{ CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 11 , 8 ) },
{ CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 10 , 8 ) },
{ CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 0 , 8 ) },
{ CODEC_ID_RAWVIDEO, MKTAG('Y', '2', 0 , 8 ) },
{ CODEC_ID_NONE , 0 }
};
void ff_nut_reset_ts(NUTContext *nut, AVRational time_base, int64_t val){
int i;
for(i=0; i<nut->avf->nb_streams; i++){
nut->stream[i].last_pts= av_rescale_rnd(
val,
time_base.num * (int64_t)nut->stream[i].time_base->den,
time_base.den * (int64_t)nut->stream[i].time_base->num,
AV_ROUND_DOWN);
}
}
int64_t ff_lsb2full(StreamContext *stream, int64_t lsb){
int64_t mask = (1<<stream->msb_pts_shift)-1;
int64_t delta= stream->last_pts - mask/2;
return ((lsb - delta)&mask) + delta;
}
int ff_nut_sp_pos_cmp(const Syncpoint *a, const Syncpoint *b){
return ((a->pos - b->pos) >> 32) - ((b->pos - a->pos) >> 32);
}
int ff_nut_sp_pts_cmp(const Syncpoint *a, const Syncpoint *b){
return ((a->ts - b->ts) >> 32) - ((b->ts - a->ts) >> 32);
}
void ff_nut_add_sp(NUTContext *nut, int64_t pos, int64_t back_ptr, int64_t ts){
Syncpoint *sp= av_mallocz(sizeof(Syncpoint));
struct AVTreeNode *node= av_mallocz(av_tree_node_size);
sp->pos= pos;
sp->back_ptr= back_ptr;
sp->ts= ts;
av_tree_insert(&nut->syncpoints, sp, (void *) ff_nut_sp_pos_cmp, &node);
if(node){
av_free(sp);
av_free(node);
}
}
static int enu_free(void *opaque, void *elem)
{
av_free(elem);
return 0;
}
void ff_nut_free_sp(NUTContext *nut)
{
av_tree_enumerate(nut->syncpoints, NULL, NULL, enu_free);
av_tree_destroy(nut->syncpoints);
}
const Dispositions ff_nut_dispositions[] = {
{"default" , AV_DISPOSITION_DEFAULT},
{"dub" , AV_DISPOSITION_DUB},
{"original" , AV_DISPOSITION_ORIGINAL},
{"comment" , AV_DISPOSITION_COMMENT},
{"lyrics" , AV_DISPOSITION_LYRICS},
{"karaoke" , AV_DISPOSITION_KARAOKE},
{"" , 0}
};
const AVMetadataConv ff_nut_metadata_conv[] = {
{ "Author", "artist" },
{ "X-CreationTime", "date" },
{ "CreationTime", "date" },
{ "SourceFilename", "filename" },
{ "X-Language", "language" },
{ "X-Disposition", "disposition" },
{ "X-Replaces", "replaces" },
{ "X-Depends", "depends" },
{ "X-Uses", "uses" },
{ "X-UsesFont", "usesfont" },
{ 0 },
};
|
