openslide_read_region filling buffer with 0's for Mirax

Terry Wilson twilson7755 at gmail.com
Fri Apr 10 18:45:51 EDT 2020


>>  How did you build yours? Perhaps your jp2k decoder is not working?

I didn't build my own, was just using the latest windows binaries (64 bit)
available from the OpenSlide website (labelled 2017-11-22).

Terry

On Fri, Apr 10, 2020 at 6:05 PM <jcupitt at gmail.com> wrote:

> On Fri, 10 Apr 2020 at 20:23, Terry Wilson <twilson7755 at rogers.com> wrote:
>
>> So I just tried the CMU-3 sample mrxs slide from the OpenSlide site and I
>> am getting the exact same result ... openslide_read_region is filling in
>> the supplied buffer with all zeros.  Has anyone been able to use OpenSlide
>> with this particular demo case?
>>
>
> Yes, it works fine for me with Ubuntu 19.10 and their build of openslide.
>
> How did you build yours? Perhaps your jp2k decoder is not working?
>
> John
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