Fix ffmpeg detection with -D OPENCV_WARNINGS_ARE_ERRORS=ON option.

This commit is contained in:
catree 2017-07-02 01:59:41 +02:00
parent e5aa213554
commit 921f06eb6f

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@ -15,12 +15,15 @@ static void test()
AVFormatContext* c = 0;
AVCodec* avcodec = 0;
AVFrame* frame = 0;
(void)avcodec;
(void)frame;
#if LIBAVFORMAT_BUILD >= CALC_FFMPEG_VERSION(52, 111, 0)
int err = avformat_open_input(&c, "", NULL, NULL);
#else
int err = av_open_input_file(&c, "", NULL, 0, NULL);
#endif
(void)err;
}
int main() { test(); return 0; }