Python, Matlab, C + + parentheses increase the order, and how the picture is stored

Source: Internet
Author: User

1 Add Order:

Python: (with C + + multidimensional arrays)

Np.zeros ([2,3,4]), first according to the memory space are divided into 2 parts, each share 3 copies, and finally subdivide 4 parts 2 The largest part, first by the left points

Example: Reshape a one-dimensional array to see

Matlab:

First by the number of columns, if zeros (2,3,4), is first equal to 4 parts, and then evenly divided into 3 parts, the final equal into 2 parts 4 The largest part, first of all by the right

2 Picture Storage

What does Python read with

C + + with OpenCV read: C,h,w?

Matlab Direct read: H,w,c

Python, Matlab, C + + parentheses increase the order, and how the picture is stored

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