Search found 4 matches

by aklettke
Sat Feb 27, 2010 1:06 am
Forum: ZoneMinder Hints & Tips
Topic: Libjpeg-turbo 1.0 beta Released!
Replies: 32
Views: 27244

Libjpeg-turbo 1.0 beta Released!

Libjpeg-turbo 1.0 is a hugely optimized version of the shared library libjpeg that provides MASSIVE performance gains over the standard libjpeg. Since upgrading to this shared library from the standard libjpeg, we have seen a full 50% decrease in CPU load on our Zoneminder server recording 26+ camer...
by aklettke
Fri Jan 29, 2010 6:13 pm
Forum: ZoneMinder Previous Versions
Topic: jpeg SIMD (MMX) success!
Replies: 104
Views: 137177

Knniggett, Actually, I was able to build and successfully implement the shared library on Debian using nasm 2.03, although my box does have glibc-2.7. Anyway, it can't hurt just to TRY the compile by just using "make". The new shared libraries will be in the newly-created .libs/ directory, and you c...
by aklettke
Fri Jan 29, 2010 1:08 am
Forum: ZoneMinder 1.24.x
Topic: libjpeg/SIMD
Replies: 0
Views: 1009

libjpeg/SIMD

There is now a 64-bit (and optimized 32-bit) versions of libjpeg/SIMD, brought to you by the VirtualGL/TigerVNC team (note that I'm not affiliated in any way with either of these teams, I just want to sing their praises for this). I have personally tested this with a Debian server running Zoneminder...
by aklettke
Fri Jan 29, 2010 12:12 am
Forum: ZoneMinder Previous Versions
Topic: jpeg SIMD (MMX) success!
Replies: 104
Views: 137177

SUCCESS!

I know this is old, but... There is now a 64-bit (and optimized 32-bit) versions of libjpeg/SIMD, brought to you by the TigerVNC team. We have personally tested this with a Debian server running Zoneminder for 24 cameras, and our CPU usage on the box has dropped from ~80% to ~40%, a HUGE difference....