Pencil-like non-photorealistic line drawing

[dst1,dst2] = cv.pencilSketch(src)
[dst1,dst2] = cv.pencilSketch(src, 'OptionName',optionValue, ...)

Input

• src Input 8-bit 3-channel image.

Output

• dst1 Output 8-bit 1-channel image.
• dst2 Output image with the same size and type as src.

Options

• SigmaS Range between 0 to 200. default 60
• SigmaR Range between 0 to 1. default 0.07
• ShadeFactor Range between 0 to 0.1. default 0.02
• FlipChannels whether to flip the order of color channels in input src and output dst2, between MATLAB's RGB order and OpenCV's BGR (input: RGB->BGR, output: BGR->RGB). default true