Finishes an asynchronous pixbuf save operation started with gdk_pixbuf_save_to_stream_async(). Since 2.24
a GAsyncResult
TRUE if the pixbuf was saved successfully, FALSE if an error was set.
GException on failure.
See Implementation
Finishes an asynchronous pixbuf save operation started with gdk_pixbuf_save_to_stream_async(). Since 2.24