media-libs/avidemux-plugins-2.6.8 has automagic on dev-qt/qtopengl-4.8.6-r1 media-video/avidemux-2.6.8 has automagic on dev-qt/qtopengl-4.8.6-r1
media-libs/avidemux-plugins-2.6.20 has same problem
2.6.20 same problem here