关于算法优化的例子，简单的例子：灰度变换，嵌入式处理用得到，一种优化思想，方法-Algorithm optimization on the example of a simple example: gray-scale transformation, embedded processing used to be, an optimization ideas, methods,

关于哈夫曼算法的讲解，并实现简单的图象的变换。包含图像的压缩，基本坐标的变换，滤波，锐化，直方图变换等等。- Explained on the Huffman algorithm, and simple image transformations. Include image compression, the basic coordinates of the transformation, filtering, sharpening, histogram and so on.