[opensource-dev] Openjpeg/KDU the cold hard metrics

Robin Cornelius robin.cornelius at gmail.com
Thu Sep 23 03:36:48 PDT 2010


On Thu, Sep 23, 2010 at 3:40 AM, Sheet Spotter <sheet.spotter at gmail.com> wrote:
> There may be another option for obtaining a common set of J2C files for
> comparison.
>
> Viewer 2 installs 784 JPEG-2000 files (*.j2c) in the "local_assets" folder
> under the main install folder (e.g., "C:\Program Files\SecondLifeViewer2").
>
> The "j2k_metric" test harness decoded all 784 files from the "local_assets"
> folder without errors. The OpenJPEG 1.3.0 library was 3.7 times slower than
> the KDU library that comes with Viewer 2.1.1.208043 (the current release
> version).

Hi (again) Sheet and everyone else,

I've started another sheet with a fresh set of results on another
system of mine, please feel free to add your own tests rows

https://spreadsheets.google.com/ccc?key=0AiSrUP47_VxIdEZ4NmlSY281UXFac0ZZTkVjWGJtV1E&hl=en&authkey=CIGY9M4O

If you want to compare to KDU you need to compare to KDU on your
system don't compare to by KDU results or anyone elses, thats not a
fair comparision.

OJP 2.0 is not playing nice with the local_asset texture set needs some work.

Robin


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