[cairo] how to change pixel color of a image surface

Gerdus van Zyl gerdusvanzyl at gmail.com
Mon May 19 03:33:18 PDT 2008

My suggestion would be to use cairo_image_surface_get_data. You can
then inspect the pixels directly and modify.


On Mon, May 19, 2008 at 10:45 AM, Chandra Shekhar Sengupta
<sayan801 at gmail.com> wrote:
> Hi,
> I am creating a image surface from a image file and trying to change the pixel color of the image surface. Let's say i want to replace all the white colored pixel with blue color. Is it possible using cairo?
> Thanks & Regards,
> Chandra Shekhar Sengupta
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