Question: 5 . 7 - 1 For the 8 8 image block of the cameraman picture, the grayscale pixel values are shown in Table 5 .

5.7-1 For the 88 image block of the cameraman picture, the grayscale pixel values are shown in Table 5.2. Perform the DCT (also known as DCT2) manually on this image block to verify the first 6 DCT results of Table 5.3 according to the zigzag order of Fig. 5.39.
5.7-1 For the 88 image block of the cameraman picture, the

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