filter_layer

The filter_layer function returns the layer in a filter stack that corresponds to the specified filter.

Syntax

FilterLayer *filter_layer(SYS_NETFD sd, const Filter *filter);

Returns

The topmost FilterLayer * associated with the specified filter, or NULL if the specified filter is not part of the specified filter stack.

Parameters

SYS_NETFD sd is the filter stack to inspect.

const Filter *filter is the filter of interest.