[Haskell-cafe] Pixel by pixel image processing

[Bram Neijt]

I did some combine images into a single large image code using GTK,
Cairo and Pixbuf:
https://github.com/bneijt/commitbook/blob/master/src/Rendering.hs

I would consider Cairo[1] another.

Greetings,

Bram
[1] http://cairographics.org/

On Wed, Jun 3, 2015 at 9:29 AM, Alexey Vagarenko <vagarenko at gmail.com> wrote:
> Hello,
>
> There is also https://hackage.haskell.org/package/JuicyPixels
>
> среда, 3 июня 2015 г., 13:19:23 UTC+6 пользователь Geraldus написал:
>>
>> Hi cafe!
>>
>> I want to do some trivial masking manipulation on PNG images: take a
>> picture, crop it to square shape and then make a circular mask, i.e. take
>> all pixels that lies outside circle with radius equal to half of image width
>> and placed at image center and replace that pixels with zero opacity once
>> (hope this description is clear enough).
>>
>> I've found two packages for image processing so far: `friday` [1] and
>> `unm-hip` [2], but can't figure out which of them suits my needs, maybe
>> there are some other packages I miss?
>>
>> [1] https://hackage.haskell.org/package/friday
>> [2] https://hackage.haskell.org/package/unm-hip
>
>
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