find_allocation_meta

Description:

public bool find_allocation_meta (Type api, out uint index)

Check if this has metadata api set.

When this function returns true, index will contain the index where the requested API and the parameters can be found.

Parameters:

this

a GST_QUERY_ALLOCATION type query Query
api

the metadata API
index

the index

Returns:

true when api is in the list of metadata.