ffmpeg/tests/ref/fate/gif-disposal-background

#tb 0: 1/100
0,          0,          0,        1,    10368, 0x8b200cc8
0,         50,         50,        1,    10368, 0x4e208e4f
0,        100,        100,        1,    10368, 0x044dba8b
0,        150,        150,        1,    10368, 0x1d617e09
0,        200,        200,        1,    10368, 0xae38a6d2