PluginFeature

class PluginFeature(**properties: Any)

Superclasses: Object, InitiallyUnowned, Object

Subclasses: DeviceProviderFactory, DynamicTypeFactory, ElementFactory, TracerFactory, TypeFindFactory

This is a base class for anything that can be added to a Plugin.

Methods

class PluginFeature
check_version(min_major: int, min_minor: int, min_micro: int) → bool

Checks whether the given plugin feature is at least the required version

Parameters:

  • min_major – minimum required major version

  • min_minor – minimum required minor version

  • min_micro – minimum required micro version

get_plugin() → Plugin | None

Get the plugin that provides this feature.

get_plugin_name() → str | None

Get the name of the plugin that provides this feature.

Added in version 1.2.

get_rank() → int

Gets the rank of a plugin feature.

list_debug(list: list[PluginFeature]) → None

Debug the plugin feature names in list.

Parameters:

list – a GList of plugin features

list_free(list: list[PluginFeature]) → None

Unrefs each member of list, then frees the list.

Parameters:

list – list of PluginFeature

load() → PluginFeature | None

Loads the plugin containing feature if it’s not already loaded. feature is unaffected; use the return value instead.

Normally this function is used like this:

GstPluginFeature *loaded_feature;

loaded_feature = gst_plugin_feature_load (feature);
// presumably, we're no longer interested in the potentially-unloaded feature
gst_object_unref (feature);
feature = loaded_feature;
rank_compare_func(p1: None, p2: None) → int

Compares the two given PluginFeature instances. This function can be used as a CompareFunc when sorting by rank and then by name.

Parameters:
set_rank(rank: int) → None

Specifies a rank for a plugin feature, so that autoplugging uses the most appropriate feature.

Parameters:

rank – rank value - higher number means more priority rank