Hello, I have a file with 4:4:4 chroma subsampling that doesn't decode correctly with -vc fftheora. As you can see from the picture [2] the colored rectangles in the top part of the picture aren't horizontal. It's worth noting that ffplay displays the video perfectly. [1] file: http://mywing.altervista.org/mplayer/pattern-444-1056x592-1024x571-16-10.ogg [2] frame 1, -vc theora: http://imagebin.ca/view/YXQeP_Z.html [3] frame 1, -vc fftheora: http://imagebin.ca/view/llTUWvX.html Thanks. Giorgio Vazzana