![]() ![]() Obviously there are pieces of information missing.ĪVC SPS: Generate the file with the above mentioned command and try to play the file in ffplay or VLC. For sending the video as stream to a browser the file has to be fully fragmented.įile is generated but not playable in ffplay or VLC. When using movflags without “empty_mov” the file is playable but only the video in the first segment is played the following video segments are ignored. When using libx264 in the actual version of Rasberrry Pi OS 32 and 64 bit everything is fine an the file is playable. So can this be a regression from Buster to Bullseye? ![]() Using the same command In Raspbian "Buster" with h264_v4l2m2m and h264_omx the generated file is working fine. H264_v4l2m2m.mp4: could not find codec parameters This happens in 32 bit or 64 bit version of latest Raspberry Pi OS. movflags frag_keyframe empty_moov default_base_moof h264_v4l2m2m.mp4Īctually with the above movflags including “empty_mov” the file is generated but it's not playable in ffplay or vlc (Error: “No start code.”). I’m using ffpmeg with hardware acceleration (h264_v4l2m2m) to generate an fragmented mp4 file.įfmpeg -hide_banner -f lavfi -i testsrc2=size=1920x1080 \
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