[SciPy-user] The IO library and image file formats -- compare with with PIL
Stéfan van der Walt
Mon Apr 21 09:04:41 CDT 2008
On 21/04/2008, Zachary Pincus <email@example.com> wrote:
> To answer Stéfan's earlier question of how I see things fitting
> together, I *think* that the pure-python file format interpretation
> code could be used (either by importing from PIL or using patched
> copies as needed) to figure out what a given image file type is, and
> where in the file the pixels are stored. Then the relevant region of
> the file would be passed through python.zipfile/deflate/etc. if needed
> to decompress the pixels, and sent to numpy for unpacking the bits
> from the string.
So this is the bit that I don't understand. Those pixel values are
encoded, so which component do you use to take the data chunk and
convert it to actual pixel values?
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