| Top |  |  |  |  | 
    GObject
    ╰── GInitiallyUnowned
        ╰── GstObject
            ╰── GstElement
                ╰── GstBaseTransform
                    ╰── GstAudioFilter
                        ╰── GstOFA
| plugin | ofa | 
| author | Milosz Derezynski <internalerror@gmail.com>, Eric Buehl <eric.buehl@gmail.com> | 
| class | MusicIP Fingerprinting element | 
| name | sink | 
| direction | sink | 
| presence | always | 
| details | audio/x-raw, format=(string){ S16LE, S16BE }, rate=(int)[ 1, 2147483647 ], channels=(int)[ 1, 2 ] | 
| name | src | 
| direction | source | 
| presence | always | 
| details | audio/x-raw, format=(string){ S16LE, S16BE }, rate=(int)[ 1, 2147483647 ], channels=(int)[ 1, 2 ] |