[Libav-user] does filter graph support multi-thread

Nicolas George george at nsup.org
Mon May 23 08:41:24 CEST 2016

Le quintidi 5 prairial, an CCXXIV, qw a écrit :
> ffmpeg supports filter graph. Does filter graph support multi-thread? or
> it can only be called in single thread, and I must make multi-thread
> program based on filter graph functions in ffmpeg?

Your question is unclear. One filter graph must be handled from a single
thread at a time. But you can use several threads with proper locking, you
can use different graphs from different threads and of course you can do
something unrelated in other threads.
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