[sage-support] Re: how to read bitmap image files(.bmp) in sage

[William Stein]

On Thu, Apr 2, 2009 at 4:45 PM, Jason Grout <jason-s...@creativetrax.com> wrote:
>
> sageuser wrote:
>> Hi, I'm new to sage. I need to test some algorithm that processes
>> bitmap image file (.bmp) in sage.
>>
>> On input, is there any existing package that read in a .bmp file and
>> returns a 2-dimensional array of RGB (or just gray level is fine)?
>>
>> On output, is there any package does the reverse of the above?
>
>
> Install the PIL spkg.  You can see
> http://www.pythonware.com/library/pil/handbook/ for documentation.
>
> Jason
>

You can also read *png* files easily with

import pylab
A = pylab.imread(DATA + 'emoryimage.png')

William

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