November 2018
Intermediate to advanced
492 pages
12h 19m
English
Content preview from Hands-On Image Processing with Python
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Combining multiple channels of an image
We can use the merge() function to combine the channels of a multi-channel image, as is shown in the following code, wherein the color channels obtained by splitting the parrot RGB image are merged after swapping the red and blue channels:
im = Image.merge('RGB', (ch_b, ch_g, ch_r)) # swap the red and blue channels obtained last time with split()im.show()
The following figure shows the RGB output image created by merging the B, G, and R channels by running the preceding code snippet:
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