Re: MNG decoder performance very bad

Glenn Randers-Pehrson <[email protected]> Thu, 14 Aug 2003 21:48:18 -0400

Newsgroups	gmane.comp.graphics.mng.general
Message-ID	<[email protected]>

At 07:48 PM 8/14/03 +0200, you wrote:
>
>Time (ms)  Function
>----------------------------------------------
>1401,371  _filter_paeth (libmng_filter.obj)

Try using the sub filter or "none" filter when compressing your images.
The Paeth filter is the slowest PNG filter to decompress.

Glenn

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