openslide_read_region filling buffer with 0's for Mirax

[jcupitt at gmail.com]

The libvips dev zip has the openslide DLLs and LIBs:

https://github.com/libvips/libvips/releases/download/v8.9.1/vips-dev-w64-all-8.9.1.zip

On Sun, 12 Apr 2020 at 19:26, Terry Wilson <twilson7755 at gmail.com> wrote:
>
> Yes I am able to successfully use your application to open various .mrxs files.  Could you send me your libopenslide.lib file to see if I can build against your openslide libraries and run successfully?
>
> Thanks,
>
> Terry
>
> On Sun, Apr 12, 2020 at 1:31 PM <jcupitt at gmail.com> wrote:
>>
>> I help maintain an image processing package which includes openslide
>> support. I just tried CMU-3.mrxs in the windows binary and it works
>> for me.
>>
>> Try this:
>>
>> https://github.com/libvips/nip2/releases/download/v8.7.0/nip2-8.7.0-setup.zip
>>
>> Unzip and run the .exe to install. To load an MRXS file, click File /
>> Open, navigate to the right directory, select "all files", and
>> double-click on CMU-3.mrxs. It should load as a thumbnail in the
>> workspace. Double-click the thumbnail to open an image view window.
>> You should be able to scroll about and view the file.
>>
>> That's using the standard openslide sources, though I built them myself.
>>
>> You can sometimes get problems with special characters or spaces in
>> the folder names, could that be it?
>>
>> John
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