[GEM-dev] get strange value from pix_snap/pix_grey/pix_dump

[zmoelnig at iem.at]

On 03/09/2017 10:38 PM, zmoelnig at iem.at wrote:
>> Le 09/03/2017 à 12:02, Jack a écrit :
>>> Hello,
>>>
>>> I would like to capture a framebuffer (colors are only black and white)
>>> with [pix_snap] and analyse it with [pix_dump]. So i use [pix_grey] to
>>> send only grey values to [pix_dump], but i get a weird result.
>>> See small patch attached grabing the default black window.
>>> Is it a bug or the expected behavior of these objects ?
>>> ++
>> GEM: ver: 0.93.git cb323f8
> 
> interesting.
> it works as expected with Gem-0.92
> 
> i'll try to investigate...
> 

fixed in git.
someone boggled precedences of pointer dereferencing and addition...

gfards
IOhannes


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