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https://github.com/xenia-project/FFmpeg.git
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ba10207bbe
Also remove some pointless NULL/0 assigments. C++ code must be left as it is because named struct initializers are not supported by C++ standard.
44 lines
1.6 KiB
C
44 lines
1.6 KiB
C
/*
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* frame CRC encoder (for codec/format testing)
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* Copyright (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/adler32.h"
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#include "avformat.h"
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static int framecrc_write_packet(struct AVFormatContext *s, AVPacket *pkt)
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{
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uint32_t crc = av_adler32_update(0, pkt->data, pkt->size);
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char buf[256];
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snprintf(buf, sizeof(buf), "%d, %"PRId64", %d, 0x%08x\n", pkt->stream_index, pkt->dts, pkt->size, crc);
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avio_write(s->pb, buf, strlen(buf));
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avio_flush(s->pb);
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return 0;
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}
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AVOutputFormat ff_framecrc_muxer = {
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.name = "framecrc",
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.long_name = NULL_IF_CONFIG_SMALL("framecrc testing format"),
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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 = framecrc_write_packet,
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.flags = AVFMT_VARIABLE_FPS,
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};
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