OpenSlide doesn't read jp2 directly, only a special kind of TIFF
wrapped one (Aperio SVS).
The main issue is that the current released openjpeg doesn't support
partial image reads. Maybe someday.
Adam
On Jan 23, 2012 11:05 AM, "Ruven" <[log in to unmask]> wrote:
>
> Are you sure openslide has support for jp2 files? I can't see any
> mention of this on their site.
>
> If you are looking to just visualize huge jpeg2000 files, then IIPImage
> can handle jp2 directly without needing to chop them up or transcode :
> http://iipimage.sourceforge.net
>
> Ruven
>
>
> On 01/23/2012 03:03 PM, John Cupitt wrote:
> > On 23 January 2012 13:33, M.v.Gulik <[log in to unmask]> wrote:
> >> Works really nice ... but it also has its limitation.
> >> Two questions in relation to big Jpeg2000 (jp2) files.
> >
> > The next version (due in a month or two) has support for openslide:
> >
> > http://openslide.org
> >
> > This supports various forms of jp2 compression, though I don't know if
> > openslide will open vanilla jp2 files. I'll have a go.
> >
> > John
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