mkv/avi to mp4 converts mkv and avi files in h264 video to mp4 files without reencode the video stream. Subtitle will be embed as soft subtitle. Convert speed is fast as video is not reconverted. Works on iPad, etc. mp4box, mkvextract, beSweet, eac3to, mediainfo are used.

Features Convert mkv/avi files encoded with h264 to mp4 files without re-encode video stream. directly modify h264 profile level to 3.1 (again, no re-encode), so the final mp4 can be directly drag to iTune/iPad. Subtitle will be embed as soft subtitle which can be turn on/off Support subtitle ssa/ass/srt, subtitle embeded in mkv is also supported Support audio format : dts/ac3/mp3, it will be convert to AAC. User will need to download NeroAAC separately for AAC encoding. Convert speed is fast and don't need fast CPU as it only convert audio, video stream will be copy directly. Works on iPad. Subtitle can display in proper size in iPad as well. mp4box, mkvextract, beSweet,eac3to,mediainfo,neroAacEnc are used. written in c# need .Net framework 3.5