Updates a gstreamer.Context previously created for use with Cairo to
match the current transformation and target surface of a Cairo
context. If any layouts have been created for the context,
it's necessary to call Layout.contextChanged on those
layouts.
Updates a gstreamer.Context previously created for use with Cairo to match the current transformation and target surface of a Cairo context. If any layouts have been created for the context, it's necessary to call Layout.contextChanged on those layouts.