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lsb-watermarking-3.zip
... (and a 3rd, and a 4th, etc.) at the same time using the pixels in between (not scripted here yet). And the insertion process is complete. The new image is saved as a bitmap format (.bmp) which saves the data as it is, without any compression whatsoever.
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DirectDraw.rar
DirectDraw的高性能表面,DDraw是面向表面的作图系统,所谓面向表面就是说所有作图不是只是针对屏幕(显存)的,而是针对一块作图区域,你可以在作图区域上面画点,线绘图片然后可以在区域与区域之间拷贝图形,这种作图区域在微软的DirectX中被叫做表面(Surface),在其他开发包中被叫做位图(Bitmap)或者图层(Layer),总之都可以称为面向表面的作图系统,这是最灵活高效的作图方式。
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mouse.rar
鼠标拖动位图,位图跟随鼠标移动.Drag a bitmap, bitmap follow mouse.
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