Request for Mencoder Command for H264 with this spec Hi guys, thanks for looking at my thread. I tried for several hours to use mencoder to convert my mkv to mp4 with this spec Metadata: major_brand : isom minor_version : 512 compatible_brands: isomiso2avc1mp41 creation_time : 1970-01-01 00:00:00 encoder : Lavf52.62.0 Duration: 00:12:00.01, start: 0.000000, bitrate: 761 kb/s Stream #0.0(und): Video: h264 (Constrained Baseline), yuv420p, 580x328 [PAR 1:1 DAR 145:82], 699 kb/s, 23.97 fps, 23.98 tbr, 2997 tbn, 47.95 tbc Metadata: creation_time : 1970-01-01 00:00:00 Stream #0.1(und): Audio: aac, 44100 Hz, stereo, s16, 58 kb/s Metadata: creation_time : 1970-01-01 00:00:00 Anyone can help me with the command line for converting to such output, thanks a lot ! I am using mencoder / ffmpeg , fine with either. But my input is avi or mkv