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mirror of https://git.ffmpeg.org/ffmpeg.git synced 2024-12-30 03:12:08 +00:00
ffmpeg/libavformat/framecrcenc.c
Michael Niedermayer 78accb876c Merge remote-tracking branch 'qatar/master'
* qatar/master:
  ffmpeg: fix some indentation
  ffmpeg: fix operation with --disable-avfilter
  simple_idct: remove disabled code
  motion_est: remove disabled code
  vc1: remove disabled code
  fate: separate lavf-mxf_d10 test from lavf-mxf
  cabac: Move code only used in the cabac test program to cabac.c.
  ffplay: warn that -pix_fmt is no longer working, suggest alternative
  ffplay: warn that -s is no longer working, suggest alternative
  lavf: rename enc variable in utils.c:has_codec_parameters()
  lavf: use designated initialisers for all (de)muxers.
  wav: remove a use of deprecated AV_METADATA_ macro
  rmdec: remove useless ap parameter from rm_read_header_old()
  dct-test: remove write-only variable
  des: fix #if conditional around P_shuffle
  Use LOCAL_ALIGNED in ff_check_alignment()

Conflicts:
	ffmpeg.c
	libavformat/avidec.c
	libavformat/matroskaenc.c
	libavformat/mp3enc.c
	libavformat/oggenc.c
	libavformat/utils.c
	tests/ref/lavf/mxf

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2011-07-17 20:12:02 +02:00

44 lines
1.5 KiB
C

/*
* frame CRC encoder (for codec/format testing)
* Copyright (c) 2002 Fabrice Bellard
*
* 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/adler32.h"
#include "avformat.h"
static int framecrc_write_packet(struct AVFormatContext *s, AVPacket *pkt)
{
uint32_t crc = av_adler32_update(0, pkt->data, pkt->size);
char buf[256];
snprintf(buf, sizeof(buf), "%d, %"PRId64", %d, 0x%08x\n", pkt->stream_index, pkt->dts, pkt->size, crc);
avio_write(s->pb, buf, strlen(buf));
avio_flush(s->pb);
return 0;
}
AVOutputFormat ff_framecrc_muxer = {
.name = "framecrc",
.long_name = NULL_IF_CONFIG_SMALL("framecrc testing format"),
.extensions = "",
.audio_codec = CODEC_ID_PCM_S16LE,
.video_codec = CODEC_ID_RAWVIDEO,
.write_packet = framecrc_write_packet,
};