MP4 H264 Baseline profile, 800 × 3.120 @ 448 Kbps @ 30 FPS AAC, 44.1KHz @ 151 Kbps perfect quality 13 to 16 FPS MP4 Main profile H.264, 1280 × 720 @ 30 FPS @ 5.994 Kbps AAC @ 66Kbps 44.1KHz ...

I have an h264-encoded file that is in an mkv container. Unfortunately, as nice as an open container format is, I have yet to find a player than can handle it as well as and avi or mp4 container.

IINA redefines the media experience on macOS with its native design, mpv-powered playback, and endless customization options.

LordAthens is correct that Windows won't play a file using the MKV container out of the box (regardless if h.264 is used in it or not). MP4 as a container is going to be more universal (most ...