[FFmpeg-user] OpenCL? What Effect Does It Have

James Board jpboard2 at yahoo.com
Wed Aug 7 02:27:14 CEST 2013

>OpenCL can be used to accelerate the unsharp and deshake filters, as

>documented in the filters documentation.

Okay.  I saw that.  But are you saying that only those components of 
ffmpeg that are OpenCL accelerated?

>Generally the consensus (at least on here, as far as I can tell) is
>that GPU assisted encoding is slow and gives crap results. YMMV.

If optimized well, GPU assisted encoding would be extremely fast.
I bet the people that coded the OpenCL encoders didn't have much
GPU optimization experience.

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