mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-21 23:10:13 +00:00
78accb876c
* 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>
107 lines
3.1 KiB
C
107 lines
3.1 KiB
C
/*
|
|
* MD5 encoder (for codec/format testing)
|
|
* Copyright (c) 2009 Reimar Döffinger, based on crcenc (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/md5.h"
|
|
#include "avformat.h"
|
|
|
|
#define PRIVSIZE 512
|
|
|
|
static void md5_finish(struct AVFormatContext *s, char *buf)
|
|
{
|
|
uint8_t md5[16];
|
|
int i, offset = strlen(buf);
|
|
av_md5_final(s->priv_data, md5);
|
|
for (i = 0; i < sizeof(md5); i++) {
|
|
snprintf(buf + offset, 3, "%02"PRIx8, md5[i]);
|
|
offset += 2;
|
|
}
|
|
buf[offset] = '\n';
|
|
buf[offset+1] = 0;
|
|
|
|
avio_write(s->pb, buf, strlen(buf));
|
|
avio_flush(s->pb);
|
|
}
|
|
|
|
#if CONFIG_MD5_MUXER
|
|
static int write_header(struct AVFormatContext *s)
|
|
{
|
|
if (PRIVSIZE < av_md5_size) {
|
|
av_log(s, AV_LOG_ERROR, "Insuffient size for md5 context\n");
|
|
return -1;
|
|
}
|
|
av_md5_init(s->priv_data);
|
|
return 0;
|
|
}
|
|
|
|
static int write_packet(struct AVFormatContext *s, AVPacket *pkt)
|
|
{
|
|
av_md5_update(s->priv_data, pkt->data, pkt->size);
|
|
return 0;
|
|
}
|
|
|
|
static int write_trailer(struct AVFormatContext *s)
|
|
{
|
|
char buf[64] = "MD5=";
|
|
|
|
md5_finish(s, buf);
|
|
return 0;
|
|
}
|
|
|
|
AVOutputFormat ff_md5_muxer = {
|
|
.name = "md5",
|
|
.long_name = NULL_IF_CONFIG_SMALL("MD5 testing format"),
|
|
.extensions = "",
|
|
.priv_data_size = PRIVSIZE,
|
|
.audio_codec = CODEC_ID_PCM_S16LE,
|
|
.video_codec = CODEC_ID_RAWVIDEO,
|
|
.write_header = write_header,
|
|
.write_packet = write_packet,
|
|
.write_trailer = write_trailer,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_FRAMEMD5_MUXER
|
|
static int framemd5_write_packet(struct AVFormatContext *s, AVPacket *pkt)
|
|
{
|
|
char buf[256];
|
|
if (PRIVSIZE < av_md5_size) {
|
|
av_log(s, AV_LOG_ERROR, "Insuffient size for md5 context\n");
|
|
return -1;
|
|
}
|
|
av_md5_init(s->priv_data);
|
|
av_md5_update(s->priv_data, pkt->data, pkt->size);
|
|
|
|
snprintf(buf, sizeof(buf) - 64, "%d, %"PRId64", %d, ", pkt->stream_index, pkt->dts, pkt->size);
|
|
md5_finish(s, buf);
|
|
return 0;
|
|
}
|
|
|
|
AVOutputFormat ff_framemd5_muxer = {
|
|
.name = "framemd5",
|
|
.long_name = NULL_IF_CONFIG_SMALL("Per-frame MD5 testing format"),
|
|
.extensions = "",
|
|
.priv_data_size = PRIVSIZE,
|
|
.audio_codec = CODEC_ID_PCM_S16LE,
|
|
.video_codec = CODEC_ID_RAWVIDEO,
|
|
.write_packet = framemd5_write_packet,
|
|
};
|
|
#endif
|