get_producer

Description:

public unowned Node get_producer (string input_pad_name, string? output_pad_name)

Parameters:

this

the node we are querying
input_pad_name

the input pad we want to get the producer for
output_pad_name

optional pointer to a location where we can store a freshly allocated string with the name of the output pad.

Returns:

the node providing data or NULL if no node is connected to the input_pad.