--- Description of the GTK examples --- - gtkvideooverlay: Show how to use the videooverlay interface through GTK. It's possible to switch bettween GST_STATE through four buttons. -filternovideooverlay: A more complex pipeline is switched bettween the GST states without using the videooverlay interface. -filtervideooverlay: A more complex pipeline is switched bettween the GST states. using the videooverlay interface. -fxtest: switch bettween effects of the gleffects filter. -pixbufdrop: drag and drop a png file and overlay it using alpha channel. It uses gloverlay filter. -switchvideooverlay: change the videooverlay window while the stream is playing. --- How to build the GTK examples --- Using autotools or using tests/examples/gtk/gtk.sln