Class TBGRAFilterScannerMultipixel

Unit

BGRAFilterType

Declaration

type TBGRAFilterScannerMultipixel = class(TBGRAFilterScanner)

Description

Abstract class for a scanner that applies a filter on a group of pixels

Hierarchy

• IInterface
• IBGRAScanner
• TBGRACustomScanner
• TBGRAFilterScanner
• TBGRAFilterScannerMultipixel

Overview

Methods

	constructor Create(ASource: IBGRAScanner; ASourceBounds: TRect; AOffset: TPoint; AKernelWidth,AKernelHeight: Integer);
	procedure ComputeFilter(ASource: IBGRAScanner; X, Y: Integer; ADest: PBGRAPixel; ACount: integer); override;
	procedure DoComputeFilter(BufferX: Integer; const Buffers: array of PBGRAPixel; BufferWidth: integer; ADest: PBGRAPixel; ACount: integer); virtual; abstract;
	procedure LoadBuffer(ASource: IBGRAScanner; X,Y: Integer; BufferIndex: Integer; ACount: integer); virtual;

Properties

	property KernelHeight: integer read FKernelHeight;
	property KernelWidth: integer read FKernelWidth;
	property SourceBounds: TRect read FSourceBounds;

Description

Methods

	constructor Create(ASource: IBGRAScanner; ASourceBounds: TRect; AOffset: TPoint; AKernelWidth,AKernelHeight: Integer);
This item has no description.

	procedure ComputeFilter(ASource: IBGRAScanner; X, Y: Integer; ADest: PBGRAPixel; ACount: integer); override;
This item has no description.

	procedure DoComputeFilter(BufferX: Integer; const Buffers: array of PBGRAPixel; BufferWidth: integer; ADest: PBGRAPixel; ACount: integer); virtual; abstract;
This item has no description.

	procedure LoadBuffer(ASource: IBGRAScanner; X,Y: Integer; BufferIndex: Integer; ACount: integer); virtual;
This item has no description.

Properties

	property KernelHeight: integer read FKernelHeight;
This item has no description.

	property KernelWidth: integer read FKernelWidth;
This item has no description.

	property SourceBounds: TRect read FSourceBounds;
This item has no description.