id summary reporter owner description type status priority milestone component version resolution keywords cc 2599 [raster] ST_Sharpen nclay Bborie Park "Returns a sharpened image using a user specified method. ST_Sharpen( raster img, text method, text[] options ) method examples: Laplacian of a Gaussian: LoG Unsharp Mask Method: UMM other methods are to be investigated later." enhancement new medium PostGIS Fund Me raster master