[mapguide-users] MGOS 2.2 -TIFF Bitonal and trasparency

[Gabriele Monfardini]

On Wed, Feb 8, 2012 at 01:22, Jason Birch <jason at jasonbirch.com> wrote:
> To my knowledge, this feature is only supported by the Autodesk Raster
> provider; the GDAL provider returns bitonal images as 8bit.  Could be wrong
> though.

Yes, I also confirm this sad behaviour.

As a workaround it is possible transform tiff images in a format that
support 1bit depth and alpha channel, such as png.
I've done this in the past and it works.

Regards,

Gabriele