[gdal-dev] JasPer vs OpenJPEG performance

Brad Hards bradh at frogmouth.net
Mon Aug 10 03:56:27 PDT 2015


On Fri, 7 Aug 2015 11:17:56 AM Jukka Rahkonen wrote:
> NITF requires either that the tile size must not be
> bigger that 1024x1024, or that the whole file is written as one single tile.
> I believe you have such single-tile NITF file.
I don't believe this is true (at least in NITF 2.1 - MIL-STD-2500C) for two 
reasons:
1. Tiling is mandatory above 8192 x 8192 (See Table A-10 Complexity Level 7 or 
higher)
2. Tiles are allowed to be up to 2048 x 2048 (Complexity level 3) or 8192 x 
8192 (Complexity level 5 or higher).

Brad



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