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GPKGCoverageDataTiffImage Class Reference
GPKGCoverageDataTiffImage
Objective-C
@interface GPKGCoverageDataTiffImage : NSObject <GPKGCoverageDataImage>Swift
class GPKGCoverageDataTiffImage : NSObject, GPKGCoverageDataImageCoverage Data TIFF image
-
Initialize
Declaration
Objective-C
- (instancetype)initWithTileRow:(GPKGTileRow *)tileRow;Swift
init!(tileRow: GPKGTileRow!)Parameters
tileRowtile row
Return Value
new instance
-
Initialize
Declaration
Objective-C
- (instancetype)initWithFileDirectory:(TIFFFileDirectory *)directory;Swift
init!(fileDirectory directory: TIFFFileDirectory!)Parameters
directoryfile directory
Return Value
new instance
-
Get the image data
Declaration
Objective-C
- (NSData *)imageData;Swift
func imageData() -> Data!Return Value
image data
-
Get the file directory
Declaration
Objective-C
- (TIFFFileDirectory *)directory;Swift
func directory() -> TIFFFileDirectory!Return Value
file directory
-
Get the rasters, read if needed
Return Value
rasters
-
Write the TIFF file to the image bytes
Declaration
Objective-C
- (void)writeTiff;Swift
func writeTiff() -
Get the pixel at the coordinate
Declaration
Objective-C
- (float)pixelAtX:(int)x andY:(int)y;Swift
func pixelAt(x: Int32, andY y: Int32) -> FloatParameters
xx coordinate
yy coordinate
Return Value
pixel value