There is no stream-copy switch on this page. A few pairs copy a compatible video stream into the MKV container without re-encoding it, MKV to MP4 among them, which is quick and loses no quality. Most pairs re-encode the video. MPEG-1, MPEG-2, MPEG-4, MPEG-5, MPEG-7, MPEG-8, MPEG-9, MPEG-10, MPEG-20, MPEG-21, MPEG-22, MPEG-24, MPEG-40, MPEG-41, MPEG-42, MPEG-44, MPEG-45, MPEG-46, MPEG-47, MPEG-49, MPEG-5, MPEG-6, MPEG-7, MPEG-8, MPEG-10, MPEG-11, MPEG-12, MPEG-13, MPEG-14, MPEG-15, MPEG-17, MPEG-18, MPEG-20, MPEG-21, MPEG-22, MPEG-24, MPEG-24, MPEG-22, MPEG-24, MPEG-2 MKV ora nganggo kodeke: H.264, HEVC, VP9, AV1 video bisa diunggah bareng karo AAC, FLAC, Opus, DTS, Dolby Audio, lan liya-liyane.