[cairo] disable antialias for a surface

Jian Ye jiany at cdpcom.com
Thu Mar 5 06:48:05 PST 2015

Through private email, I got some advice from a user:

>   cairo_pattern_set_filter controls how images are
>   anti-aliased when you use them as a source pattern

cairo_pattern_set_filter( ) did resolve my bar code problem.


On 3/3/2015 10:07 AM, Jian Ye wrote:
> A little more detail about my bar code.
> When there is no scaling, it shows fine. But with scaling, the edges 
> become blurred.
> I hope there is a way to make it sharp even with scaling.
> Thanks,
> Jian

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