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blur	Built-in command

Arguments:

• std_deviation[%]>=0,_boundary_conditions,_kernel    or
• axes,std_deviation[%]>=0,_boundary_conditions,_kernel

Description:

Blur selected images by a Deriche or gaussian filter (recursive implementation).

(equivalent to shortcut command b).

boundary_conditions can be { 0:Dirichlet | 1:Neumann | 2:Periodic | 3:Mirror }.
kernel can be { 0:Deriche | 1:Gaussian }.
When specified, argument axes is a sequence of { x | y | z | c }.
Specifying one axis multiple times apply also the blur multiple times.

Default values:

boundary_conditions=1 and kernel=1.

This command has a tutorial page.

Examples of use:

• Example #1

• Example #2