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最近在优化矩阵转置的代码，主要是8位灰度图像转置，图像转90度、180度和270度。
尤其是90度和270度，涉及到行和列的对调，不适合PINGPONG(DMA+RAM)的优化策略。
希望TI的老师能给予相应的指导，或者推荐相关的文章
