mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-19 14:00:43 +00:00
976a8b2179
* qatar/master: (40 commits) H.264: template left MB handling H.264: faster fill_decode_caches H.264: faster write_back_* H.264: faster fill_filter_caches H.264: make filter_mb_fast support the case of unavailable top mb Do not include log.h in avutil.h Do not include pixfmt.h in avutil.h Do not include rational.h in avutil.h Do not include mathematics.h in avutil.h Do not include intfloat_readwrite.h in avutil.h Remove return statements following infinite loops without break RTSP: Doxygen comment cleanup doxygen: Escape '\' in Doxygen documentation. md5: cosmetics md5: use AV_WL32 to write result md5: add fate test md5: include correct headers md5: fix test program doxygen: Drop array size declarations from Doxygen parameter names. doxygen: Fix parameter names to match the function prototypes. ... Conflicts: libavcodec/x86/dsputil_mmx.c libavformat/flvenc.c libavformat/oggenc.c libavformat/wtv.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
160 lines
6.0 KiB
C
160 lines
6.0 KiB
C
/*
|
|
* 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('B', 'G', 'R', 'A') },
|
|
{ CODEC_ID_RAWVIDEO, MKTAG('A', 'B', 'G', 'R') },
|
|
{ CODEC_ID_RAWVIDEO, MKTAG('A', '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('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', '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 },
|
|
};
|