ImageMagick Q8

Arkadiusz Miśkiewicz arekm at
Wed Jun 25 09:22:10 CEST 2014

On Tuesday 24 of June 2014, Tomasz Pala wrote:
> Hi,
> most images these days are 8-bit/component, most IM use cases covers
> simple one-pass actions like converting formats or resizing, so while
> defaulting to Q16 is the right way to go as suggested by IM docs itself,
> we should also provide Q8 version, especially for wide range of
> server-side processing of user supplied content. And the overhead of Q16
> is HUGE - 30-50% more of CPU time and TWICE as much of memory. All that
> wasted when most of the time anyone uses IM.

What major distros do? FC seems to use Q16, didn't check the rest.

If most of major distros is using Q8 then we could probably switch back. Or 
use Q8 for php and Q16 for desktop apps if possible?
Arkadiusz Miśkiewicz, arekm /

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