[Mihael]

Možda vam bude zgodan alat za transkodiranje

https://handbrake.fr/downloads.php

Supported Input Sources:
Handbrake can process most common multimedia files and any DVD or BluRay sources that do not contain any kind of copy protection.

Outputs:

File Containers: .MP4(.M4V) and .MKV
Video Encoders: H.264(x264 and QuickSync), H.265 MPEG-4 and MPEG-2, VP8 and Theora
Audio Encoders: AAC / HE-AAC, MP3, Flac, AC3, or Vorbis
Audio Pass-thru: AC-3, DTS, DTS-HD, AAC and MP3 tracks