[PD-dev] libjpeg-turbo - anyone tried it?

Hans-Christoph Steiner hans at at.or.at
Thu Jan 19 15:12:12 CET 2012

On Jan 19, 2012, at 3:48 AM, IOhannes m zmoelnig wrote:

> Hash: SHA1
> On 2012-01-19 04:28, Hans-Christoph Steiner wrote:
>> Has anyone tried this?  It seems like it would be very valuable for Pd
>> applications, since Motion JPEG is the standard codec:
>> http://libjpeg-turbo.virtualgl.org/
>> "libjpeg-turbo is a derivative of libjpeg that uses SIMD instructions
>> (MMX, SSE2, NEON) to accelerate baseline JPEG compression and
>> decompression on x86, x86-64, and ARM systems. On such systems,
>> libjpeg-turbo is generally 2-4x as fast as the unmodified version of
>> libjpeg, all else being equal. "
> i switched to libjpeg-turbo on one of my windows build machines for Gem
> a week or so ago :-)
> i haven't done any benchmarking, but it opens jpegs just fine :-)
> the reason i switched is that it was easier to use with mingw than the
> outdated libjpeg found in GemLibs...

Its on the verge of being included in Debian and its already in Fink.  In Debian, they seem to want to make it replace the standard libjpeg while in Fink its an option in a separate, non-standard folder.

I can add it to the Windows build server if Gem's going to use it.



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