min_pool2x2

rlemasklib.RLEMask.min_pool2x2(inplace=False)

Min-pool the mask by a factor of 2.

Each 2x2 block in the input produces a single pixel in the output, which is 1 only if all pixels in the block are 1.

Parameters:

inplace – whether to perform the operation in place or to return a new object

Returns:

An RLEMask object representing the min-pooled mask.

Return type:

RLEMask

Examples

.min_pool2x2() ==