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| gfloat | filter-band | Read / Write |
| gfloat | filter-width | Read / Write |
| gfloat | level | Read / Write |
| gfloat | mono-level | Read / Write |
GObject
╰── GInitiallyUnowned
╰── GstObject
╰── GstElement
╰── GstBaseTransform
╰── GstAudioFilter
╰── GstAudioKaraoke
Remove the voice from audio by filtering the center channel. This plugin is useful for karaoke applications.
1 |
gst-launch-1.0 filesrc location=song.ogg ! oggdemux ! vorbisdec ! audiokaraoke ! audioconvert ! alsasink |
plugin |
audiofx |
author |
Wim Taymans <wim.taymans@gmail.com> |
class |
Filter/Effect/Audio |
name |
sink |
direction |
sink |
presence |
always |
details |
audio/x-raw, format=(string){ S16LE, F32LE }, rate=(int)[ 1, 2147483647 ], channels=(int)2, channel-mask=(bitmask)0x0000000000000003, layout=(string)interleaved |
name |
src |
direction |
source |
presence |
always |
details |
audio/x-raw, format=(string){ S16LE, F32LE }, rate=(int)[ 1, 2147483647 ], channels=(int)2, channel-mask=(bitmask)0x0000000000000003, layout=(string)interleaved |
“filter-band” property “filter-band” gfloat
The Frequency band of the filter.
Flags: Read / Write
Allowed values: [0,441]
Default value: 220
“filter-width” property “filter-width” gfloat
The Frequency width of the filter.
Flags: Read / Write
Allowed values: [0,100]
Default value: 100
“level” property “level” gfloat
Level of the effect (1.0 = full).
Flags: Read / Write
Allowed values: [0,1]
Default value: 1