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    GObject
    ╰── GInitiallyUnowned
        ╰── GstObject
            ╰── GstElement
                ╰── GstBaseTransform
                    ╰── GstVideoFilter
                        ╰── GstNavigationtest
| plugin | navigationtest | 
| author | David Schleef <ds@schleef.org> | 
| class | Filter/Effect/Video | 
| name | sink | 
| direction | sink | 
| presence | always | 
| details | video/x-raw, format=(string)I420, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ] | 
| name | src | 
| direction | source | 
| presence | always | 
| details | video/x-raw, format=(string)I420, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ] |