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multimedia/x264: add OPENCL option, enabled by default

Description

multimedia/x264: add OPENCL option, enabled by default

Before OpenCL can be used for lookahead install at least one
implementation: devel/freeocl, devel/pocl, lang/beignet or lang/clover.

$ x264 --fullhelp | fgrep opencl

--opencl Enable use of OpenCL
--opencl-clbin <string> Specify path of compiled OpenCL kernel cache
--opencl-device <integer> Specify OpenCL device ordinal

where the options also work in other apps e.g.,

$ ffmpeg -i <input-file> -codec:v libx264 -x264opts opencl:opencl-device=1 <output-file>
$ mpv --ovc libx264 --ovcopts-add x264opts=opencl:opencl-device=1 -o <output-file> <input-file>

Differential Revision: https://reviews.freebsd.org/D7958
Approved by: koobs (maintainer)

Details

Committed
jbeichSep 23 2016, 1:14 PM
Differential Revision
D7958: multimedia/x264: update to 0.148.2708
Parents
rP422670: multimedia/x264: don't require SSE on i386 with ASM=on (default)
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