Bug in io.ImageCollection

[Ralf Gommers]

On Wed, Oct 21, 2009 at 1:32 PM, SirVer <sirver at gmx.de> wrote:

>
> On a side note, can't we get a real bug tracker somewhere?
>
> This one should do the job right? At least for now.
http://github.com/stefanv/scikits.image/issues

> ---
> I have a selection of grayscale (8bit) tifs in a directory.
>
> In [14]: k = io.ImageCollection("calib/*.tif", True)
>
> In [15]: k[0].dtype
> Out[15]: dtype('uint8')
>
> In [16]: k = io.ImageCollection("calib/*.tif", as_grey=True)
>
> In [17]: k[0].dtype
> Out[17]: dtype('float32')
> ---
> But the docs say:
> as_grey : bool, optional
>        If True, convert the input images to grey-scale. This does not
>        affect images that are already in a grey-scale format.
>
> Obviously the image data type gets converted though.
>

Thanks for testing Holger.

I wrote the docstring based on what I thought pil_imread was doing.
Obviously I was wrong. This is the desired behavior imho, so I'll come up
with a patch for pil_imread.

Cheers,
Ralf


> Cheers,
> Holger
>
>
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