30 lines
577 B
C++
30 lines
577 B
C++
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#define __STDC_CONSTANT_MACROS
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#include <stdlib.h>
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extern "C" {
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#include <libavformat/avformat.h>
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#include <libavcodec/avcodec.h>
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#include <libswscale/swscale.h>
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}
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#define CALC_FFMPEG_VERSION(a,b,c) ( a<<16 | b<<8 | c )
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static void test()
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{
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AVFormatContext* c = 0;
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AVCodec* avcodec = 0;
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AVFrame* frame = 0;
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(void)avcodec;
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(void)frame;
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#if LIBAVFORMAT_BUILD >= CALC_FFMPEG_VERSION(52, 111, 0)
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int err = avformat_open_input(&c, "", NULL, NULL);
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#else
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int err = av_open_input_file(&c, "", NULL, 0, NULL);
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#endif
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(void)err;
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}
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int main() { test(); return 0; }
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