Now I get it! :lol: You have reason, i changed to ' libvlc_video_set_format(mp, "RV32", VIDEOWIDTH, VIDEOHEIGHT, VIDEOWIDTH*4); ' and i get this: [0x44a37d00] main filter error: Failed to create video filter2 [0x44a363f0] main filter error: Failed to create video filter2 [0x44a34dc0] main ...