Sets the `GtkMediaFile to play the given resource.
This is a utility function that converts the given resource_path to a gio.file.File and calls gtk.media_file.MediaFile.setFile.
path to resource to play
Sets the `GtkMediaFile to play the given resource.
This is a utility function that converts the given resource_path to a gio.file.File and calls gtk.media_file.MediaFile.setFile.