kolibrios-gitea/contrib/sdk/sources/ffmpeg/libavformat/framehash.c

37 lines
1.3 KiB
C
Raw Normal View History

/*
* Common functions for the frame{crc,md5} muxers
*
* 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 "internal.h"
int ff_framehash_write_header(AVFormatContext *s)
{
int i;
if (s->nb_streams && !(s->streams[0]->codec->flags & CODEC_FLAG_BITEXACT))
avio_printf(s->pb, "#software: %s\n", LIBAVFORMAT_IDENT);
for (i = 0; i < s->nb_streams; i++) {
AVStream *st = s->streams[i];
avpriv_set_pts_info(st, 64, st->codec->time_base.num, st->codec->time_base.den);
avio_printf(s->pb, "#tb %d: %d/%d\n", i, st->time_base.num, st->time_base.den);
avio_flush(s->pb);
}
return 0;
}