tests/ref/fate/utvideo_yuv420_median

#tb 0: 1001/30000
#media_type 0: video
#codec_id 0: rawvideo
#dimensions 0: 640x480
#sar 0: 0/1
0,          0,          0,        1,   460800, 0x6a817987
0,          1,          1,        1,   460800, 0x2f713ec2
0,          2,          2,        1,   460800, 0x003b560e
0,          3,          3,        1,   460800, 0x9e1bbf63