audiokaraoke

Remove the voice from audio by filtering the center channel. This plugin is useful for karaoke applications.

Example launch line

 gst-launch-1.0 filesrc location=song.ogg ! oggdemux ! vorbisdec ! audiokaraoke ! audioconvert ! alsasink

Hierarchy

GObject
    ╰──GInitiallyUnowned
        ╰──GstObject
            ╰──GstElement
                ╰──GstBaseTransform
                    ╰──GstAudioFilter
                        ╰──audiokaraoke

Factory details

Authors: – Wim Taymans

Classification: – Filter/Effect/Audio

Rank – none

Plugin – audiofx

Package – GStreamer Good Plug-ins

Pad Templates

`sink`

audio/x-raw:
         format: { S16LE, F32LE }
           rate: [ 1, 2147483647 ]
       channels: 2
   channel-mask: 0x0000000000000003
         layout: interleaved

Presence – always

Direction – sink

Object type – GstPad

`src`

audio/x-raw:
         format: { S16LE, F32LE }
           rate: [ 1, 2147483647 ]
       channels: 2
   channel-mask: 0x0000000000000003
         layout: interleaved

Presence – always

Direction – src

Object type – GstPad

Properties

filter-band

“filter-band” gfloat

The Frequency band of the filter

Flags : Read / Write

Default value : 220

filter-width

“filter-width” gfloat

The Frequency width of the filter

Flags : Read / Write

Default value : 100

level

“level” gfloat

Level of the effect (1.0 = full)

Flags : Read / Write

Default value : 1

mono-level

“mono-level” gfloat

Level of the mono channel (1.0 = full)

Flags : Read / Write

Default value : 1

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