[Libav-user] Newbie hand-holding question: MJPEG to MPEG4 becomes "blocky" [SOLVED]

Brian Henning bhenning at baebies.com
Thu May 25 21:39:57 EEST 2023


> The problem I'm encountering is, while my code successfully receives frames from the
> cameras and writes an MP4 file as output, and the first frames are crystal-clear, very
> quickly the video becomes "blocky" (what I would call compression artifacts) and never
> clears up.  The old system records video that stays crystal-clear throughout.

PEBKAC.  My code was just wrong, and probably not in a "this could be educational for other people" way. :sweat_smile:

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