[FFmpeg-devel] [PATCH v3] ffmpeg CLI multithreading
Nicolas George
george at nsup.org
Wed Dec 6 22:16:35 EET 2023
Anton Khirnov (12023-12-06):
> Would guess this is caused by overhead from tons of tiny frames. So
> 1) generate larger frames
> 2) use -filter_complex with no inputs instead of -f lavfi to eliminate
> all overhead from demuxing, decoding, and demux-decode/decode-filter
> inter-thread communication
Or maybe the threading code is just very inefficient because, just like
the BufferRef code, it is riddled with unnecessary indirections and
dynamic allocations.
We will never know because your attitude made sure nobody competent
looked at it.
But that is not an issue, because you will ignore Marton's objection
just like your ignored mine.
--
Nicolas George
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