[cairo] Reducing PNG Image Size
cworth at cworth.org
Wed Sep 24 12:40:35 PDT 2008
On Wed, 2008-09-24 at 12:36 -0700, Vladimir Vukicevic wrote:
> pngcrush essentially runs the compression algorithm with different
> settings for the various knobs (window size, etc., iirc), and then
> picks whatever the best results are. It does a really good job, but
> it's an expensive process... you essentially end up recompressing the
> image around a dozen times.
So games like that wouldn't make sense in cairo_surface_write_to_png at
all. But an application making its own calls into libpng could easily do
things like that.
And as Vlad would say, all applications *should* be doing their own
calls rather than using cairo_surface_write_to_png.
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