Runs a filter against all features of the plugins in the registry and returns a GList with the results. If the first flag is set, only the first match is returned (as a list with a single object).
the filter to use
only return first match
user data passed to the filter function
a GList of gstreamer.PluginFeature Use Plugin.featureListFree after usage.
MT safe.
Runs a filter against all features of the plugins in the registry and returns a GList with the results. If the first flag is set, only the first match is returned (as a list with a single object).