代码说明： 图形文件得回旋过虑 Sample of a 3 x 3 convolution filter for graphic images. Effects included in this sample: Laplace Hipass Find Edges Sharpen Edge Enhance Color Emboss Soften Blur You can experiment and create your own filters. Uses TBitmap.Scanline and 24-bit TBitmap. Delphi 5 compatible

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