mango.image.sobel

mango.image.sobel(input, output=None, mode='mirror', cval=None)

Sobel gradient-magnitude filter.

Parameters:

• input (mango.Dds) – mango.Dds image which is to be Sobel filtered.
• mode (str) – String indicating how to handle borders, one of “mirror”, “constant”, “reflect”.
• cval (scalar) – When mode=='constant' use this value to initialise borders.

Return type:

mango.Dds

Returns:

Sobel filtered gradient-magnitude image.