Opened 8 years ago
Closed 8 years ago
#6233 closed defect (fixed)
JP2OpenJPEG: optimize for Sentinel 2 granules
| Reported by: | Even Rouault | Owned by: | Even Rouault |
|---|---|---|---|
| Priority: | normal | Milestone: | 2.1.0 |
| Component: | GDAL_Raster | Version: | unspecified |
| Severity: | normal | Keywords: | jpeg2000 |
| Cc: |
Description
Sentinel 2 JPEG2000 tiles are 2048x2048 tiled, even for small datasets, such 60m resolution bands of dimension 1830x1830, or RGB previews of dimension 343x343. Currently we expose those datasets with a block of size 2048x2048, which is a waste of (cache) memory.
Change History (1)
comment:1 by , 8 years ago
| Milestone: | → 2.1.0 |
|---|---|
| Resolution: | → fixed |
| Status: | new → closed |
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trunk r31746 "OpenJPEG: do not expose block dimensions larger than dataset dimensions to avoid wasting memory (#6233)"