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Timecode v2 muxer

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(cherry picked from commit 79ca161498744330ac940ae773dda3f1796ce955)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
David Conrad 2009-08-14 02:38:45 -04:00 committed by Michael Niedermayer
parent fc3203fcf9
commit 1c5670dbb2
3 changed files with 55 additions and 0 deletions
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1
libavformat/Makefile
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@ -291,6 +291,7 @@ OBJS-$(CONFIG_SWF_DEMUXER) += swfdec.o
OBJS-$(CONFIG_SWF_MUXER) += swfenc.o
OBJS-$(CONFIG_THP_DEMUXER) += thp.o
OBJS-$(CONFIG_TIERTEXSEQ_DEMUXER) += tiertexseq.o
OBJS-$(CONFIG_TIMECODE_V2_MUXER) += timecode_v2.o
OBJS-$(CONFIG_TMV_DEMUXER) += tmv.o
OBJS-$(CONFIG_TRUEHD_DEMUXER) += rawdec.o
OBJS-$(CONFIG_TRUEHD_MUXER) += rawenc.o

1
libavformat/allformats.c
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@ -217,6 +217,7 @@ void av_register_all(void)
REGISTER_MUXER (TGP, tgp);
REGISTER_DEMUXER (THP, thp);
REGISTER_DEMUXER (TIERTEXSEQ, tiertexseq);
REGISTER_MUXER (TIMECODE_V2, timecode_v2);
REGISTER_DEMUXER (TMV, tmv);
REGISTER_MUXDEMUX (TRUEHD, truehd);
REGISTER_DEMUXER (TTA, tta);

53
libavformat/timecode_v2.c Normal file
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@ -0,0 +1,53 @@
/*
* extract pts as timecode v2, as defined by mkvtoolnix
* Copyright (c) 2009 David Conrad
*
* 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 "avformat.h"
static int timecode_v2_write_header(AVFormatContext *s)
{
static const char *header = "# timecode format v2\n";
put_buffer(s->pb, header, strlen(header));
av_set_pts_info(s->streams[0], 64, 1, 1000);
return 0;
}
static int timecode_v2_write_packet(AVFormatContext *s, AVPacket *pkt)
{
char buf[256];
if (pkt->stream_index)
av_log(s, AV_LOG_WARNING, "More than one stream unsupported\n");
snprintf(buf, sizeof(buf), "%" PRId64 "\n", pkt->dts);
put_buffer(s->pb, buf, strlen(buf));
put_flush_packet(s->pb);
return 0;
}
AVOutputFormat ff_timecode_v2_muxer = {
"timecode_v2",
NULL_IF_CONFIG_SMALL("timecode format v2"),
NULL,
"",
0,
CODEC_ID_NONE,
CODEC_ID_RAWVIDEO,
timecode_v2_write_header,
timecode_v2_write_packet,
};