Package org.apache.sis.image
Class PrefetchedImage.Worker
java.lang.Object
org.apache.sis.internal.coverage.j2d.TileOpExecutor
org.apache.sis.image.PrefetchedImage.Worker
- Enclosing class:
PrefetchedImage
A worker for prefetching tiles in an image.
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Field Summary
FieldsModifier and TypeFieldDescriptionprivate final long
Image properties for converting pixel coordinates to tile indices.private final long
Image properties for converting pixel coordinates to tile indices.private final long
Image properties for converting pixel coordinates to tile indices.private final long
Image properties for converting pixel coordinates to tile indices. -
Constructor Summary
ConstructorsConstructorDescriptionWorker
(RenderedImage source, Rectangle aoi) Prepares an instance for prefetching tiles from the given image. -
Method Summary
Methods inherited from class org.apache.sis.internal.coverage.j2d.TileOpExecutor
executeOnReadable, executeOnWritable, getTileIndices, isMultiTiled, parallelReadFrom, parallelWriteTo, readFrom, setAreaOfInterest, setErrorHandler, writeTo, writeTo
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Field Details
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tileWidth
private final long tileWidthImage properties for converting pixel coordinates to tile indices. -
tileHeight
private final long tileHeightImage properties for converting pixel coordinates to tile indices. -
tileGridXOffset
private final long tileGridXOffsetImage properties for converting pixel coordinates to tile indices. -
tileGridYOffset
private final long tileGridYOffsetImage properties for converting pixel coordinates to tile indices.
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Constructor Details
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Worker
Worker(RenderedImage source, Rectangle aoi) Prepares an instance for prefetching tiles from the given image.
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Method Details
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readFrom
Invoked when a tile has been computed, possibly in a background thread.- Overrides:
readFrom
in classTileOpExecutor
- Parameters:
source
- the tile to read.
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