Thomas Seilund <tps <at> netmaster.dk> writes: > Stream #0:0: Video: mjpeg, yuvj420p, 720x576 [SAR 64:45 DAR 16:9] > Stream #0:0: Video: mjpeg, yuvj420p, 720x576 [SAR 16:15 DAR 4:3] This looks as if FFmpeg does exactly what you want, don't you agree? Carl Eugen