Function sws_isSupportedInput

libswscale/format.c:290–294

};

int sws_isSupportedInput(enum AVPixelFormat pix_fmt)
{
    return (unsigned)pix_fmt < FF_ARRAY_ELEMS(legacy_format_entries) ?
    legacy_format_entries[pix_fmt].is_supported_in : 0;
}

int sws_isSupportedOutput(enum AVPixelFormat pix_fmt)
{