audiokaraoke

audiokaraoke — Removes voice from sound

Synopsis

                    GstAudioKaraoke;

Object Hierarchy

  GObject
   +----GstObject
         +----GstElement
               +----GstBaseTransform
                     +----GstAudioFilter
                           +----GstAudioKaraoke

Properties

  "filter-band"              gfloat                : Read / Write
  "filter-width"             gfloat                : Read / Write
  "level"                    gfloat                : Read / Write
  "mono-level"               gfloat                : Read / Write

Description

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

Example launch line

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

Details

GstAudioKaraoke

typedef struct _GstAudioKaraoke GstAudioKaraoke;

Property Details

The `"filter-band"` property

  "filter-band"              gfloat                : Read / Write

The Frequency band of the filter.

Allowed values: [0,441]

Default value: 220

The `"filter-width"` property

  "filter-width"             gfloat                : Read / Write

The Frequency width of the filter.

Allowed values: [0,100]

Default value: 100

The `"level"` property

  "level"                    gfloat                : Read / Write

Level of the effect (1.0 = full).

Allowed values: [0,1]

Default value: 1

The `"mono-level"` property

  "mono-level"               gfloat                : Read / Write

Level of the mono channel (1.0 = full).