Re: pixbuf<->cairo_surface_t conversion
- From: Havoc Pennington <hp pobox com>
- To: Andrew Cowie <andrew operationaldynamics com>
- Cc: gtk-devel-list gnome org
- Subject: Re: pixbuf<->cairo_surface_t conversion
- Date: Fri, 3 Sep 2010 08:46:03 -0400
Hi,
On Fri, Sep 3, 2010 at 4:05 AM, Andrew Cowie
<andrew operationaldynamics com> wrote:
> We can kiss gdk_pixbuf_get_pixels() goodbye, no problem, but I'm just
> curious what someone would replace it with... draw to a Cairo image
> surface, save that to a PNG and then load it and... oh wait. :)
The idea is that what you do now is get the cairo surface and then
cairo_image_surface_get-data()
of course, frequently things that previously required pixel access
would now be doable with cairo operations, which can only be a win for
language bindings.
> As usually happens across the language barrier, we had to copy the array
> anyway, so I'm not really fussed where we get it from. Or, are we
> advised to tell developers "no more access to an image's pixels"?
No, they just have to access them via the cairo surface
Havoc
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