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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
/*
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* MD5 encoder (for codec/format testing)
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* Copyright (c) 2009 Reimar Döffinger, based on crcenc (c) 2002 Fabrice Bellard
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "libavutil/md5.h"
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#include "avformat.h"
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#define PRIVSIZE 512
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static void md5_finish(struct AVFormatContext *s, char *buf)
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{
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uint8_t md5[16];
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int i, offset = strlen(buf);
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av_md5_final(s->priv_data, md5);
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for (i = 0; i < sizeof(md5); i++) {
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snprintf(buf + offset, 3, "%02"PRIx8, md5[i]);
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offset += 2;
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}
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buf[offset] = '\n';
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buf[offset+1] = 0;
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avio_write(s->pb, buf, strlen(buf));
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avio_flush(s->pb);
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}
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#if CONFIG_MD5_MUXER
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static int write_header(struct AVFormatContext *s)
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{
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if (PRIVSIZE < av_md5_size) {
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av_log(s, AV_LOG_ERROR, "Insuffient size for md5 context\n");
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return -1;
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}
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av_md5_init(s->priv_data);
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return 0;
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}
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static int write_packet(struct AVFormatContext *s, AVPacket *pkt)
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{
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av_md5_update(s->priv_data, pkt->data, pkt->size);
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return 0;
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}
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static int write_trailer(struct AVFormatContext *s)
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{
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char buf[64] = "MD5=";
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md5_finish(s, buf);
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return 0;
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}
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AVOutputFormat ff_md5_muxer = {
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.name = "md5",
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.long_name = NULL_IF_CONFIG_SMALL("MD5 testing format"),
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.extensions = "",
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.priv_data_size = PRIVSIZE,
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.audio_codec = CODEC_ID_PCM_S16LE,
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.video_codec = CODEC_ID_RAWVIDEO,
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.write_header = write_header,
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.write_packet = write_packet,
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.write_trailer = write_trailer,
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};
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#endif
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#if CONFIG_FRAMEMD5_MUXER
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static int framemd5_write_packet(struct AVFormatContext *s, AVPacket *pkt)
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{
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char buf[256];
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if (PRIVSIZE < av_md5_size) {
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av_log(s, AV_LOG_ERROR, "Insuffient size for md5 context\n");
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return -1;
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}
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av_md5_init(s->priv_data);
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av_md5_update(s->priv_data, pkt->data, pkt->size);
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snprintf(buf, sizeof(buf) - 64, "%d, %"PRId64", %d, ", pkt->stream_index, pkt->dts, pkt->size);
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md5_finish(s, buf);
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return 0;
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}
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AVOutputFormat ff_framemd5_muxer = {
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.name = "framemd5",
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.long_name = NULL_IF_CONFIG_SMALL("Per-frame MD5 testing format"),
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.extensions = "",
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.priv_data_size = PRIVSIZE,
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.audio_codec = CODEC_ID_PCM_S16LE,
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.video_codec = CODEC_ID_RAWVIDEO,
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.write_packet = framemd5_write_packet,
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};
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#endif
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