tests/ref/fate/filter-refcmp-blurdetect-yuv

frame:0    pts:0       pts_time:0
lavfi.blur=4.499666
frame:1    pts:1       pts_time:1
lavfi.blur=4.677492
frame:2    pts:2       pts_time:2
lavfi.blur=4.735711
frame:3    pts:3       pts_time:3
lavfi.blur=4.532343
frame:4    pts:4       pts_time:4
lavfi.blur=4.532660