file       | original   | mkv/h264   | gifsicle   | imagemagick
================================================================
 0qAgisD    |      1.000 |      0.046 |      0.998 |      1.129
 3adslxJ    |      1.000 |      0.154 |      0.975 |      1.077
 4un38Af    |      1.000 |      0.223 |      0.723 |      0.829
 8De3Ci7    |      1.000 |      0.166 |      1.019 |      1.015
 BBjsFLW    |      1.000 |      0.155 |      0.965 |      1.154
 CuzFZco    |      1.000 |      0.056 |      0.989 |      0.945
 DX23dxS    |      1.000 |      0.216 |      0.945 |      1.030
 E775Qom    |      1.000 |      0.212 |      1.204 |      1.287
 HeKc5Py    |      1.000 |      0.128 |      1.011 |      1.047
 I9ijh7r    |      1.000 |      0.400 |      1.007 |      1.219
 LFdQUMM    |      1.000 |      0.154 |      1.000 |      1.469
 LbjtliS    |      1.000 |      0.056 |      0.998 |      1.075
 MOSUklf    |      1.000 |      0.162 |      1.004 |      0.856
 Obeilvz    |      1.000 |      0.175 |      0.971 |      1.136
 Oc1GN      |      1.000 |      0.101 |      0.843 |      0.865
 UVmrnvy    |      1.000 |      0.091 |      0.995 |      1.095
 X1KMW0S    |      1.000 |      0.177 |      1.040 |      1.049
 YWNl1I3    |      1.000 |      0.225 |      1.001 |      1.087
 YtsFy      |      1.000 |      0.153 |      0.997 |      1.143
 ZYTcYBZ    |      1.000 |      0.506 |      0.981 |      1.067
 e9KhHZY    |      1.000 |      0.412 |      0.996 |      1.076
 fq7p2iJ    |      1.000 |      0.134 |      0.965 |      1.087
 pOjeg      |      1.000 |      0.217 |      0.986 |      1.101
 qZly9CP    |      1.000 |      0.145 |      1.016 |      1.191
 rfpI10X    |      1.000 |      0.301 |      0.998 |      1.202
 zLgVyaH    |      1.000 |      0.506 |      0.991 |      1.132