equalizer-10bands

equalizer-10bands — Direct Form 10 band IIR equalizer

Synopsis

struct              GstIirEqualizer10Bands;

Object Hierarchy

  GObject
   +----GInitiallyUnowned
         +----GstObject
               +----GstElement
                     +----GstBaseTransform
                           +----GstAudioFilter
                                 +----GstIirEqualizer
                                       +----GstIirEqualizer10Bands

Implemented Interfaces

GstIirEqualizer10Bands implements GstChildProxy and GstPreset.

Properties

  "band0"                    gdouble               : Read / Write
  "band1"                    gdouble               : Read / Write
  "band2"                    gdouble               : Read / Write
  "band3"                    gdouble               : Read / Write
  "band4"                    gdouble               : Read / Write
  "band5"                    gdouble               : Read / Write
  "band6"                    gdouble               : Read / Write
  "band7"                    gdouble               : Read / Write
  "band8"                    gdouble               : Read / Write
  "band9"                    gdouble               : Read / Write

Description

The 10 band equalizer element allows to change the gain of 10 equally distributed frequency bands between 30 Hz and 15 kHz.

Example launch line

1
gst-launch-1.0 filesrc location=song.ogg ! oggdemux ! vorbisdec ! audioconvert ! equalizer-10bands band2=3.0 ! alsasink
This raises the volume of the 3rd band which is at 119 Hz by 3 db.

Synopsis

Element Information

plugin

equalizer

author

Stefan Kost <ensonic@users.sf.net>

class

Filter/Effect/Audio

Element Pads

name

sink

direction

sink

presence

always

details

audio/x-raw, format=(string){ S16LE, F32LE, F64LE }, rate=(int)[ 1000, 2147483647 ], channels=(int)[ 1, 2147483647 ], layout=(string)interleaved

name

src

direction

source

presence

always

details

audio/x-raw, format=(string){ S16LE, F32LE, F64LE }, rate=(int)[ 1000, 2147483647 ], channels=(int)[ 1, 2147483647 ], layout=(string)interleaved

Details

struct GstIirEqualizer10Bands

struct GstIirEqualizer10Bands;

Property Details

The "band0" property

  "band0"                    gdouble               : Read / Write

gain for the frequency band 29 Hz, ranging from -24 dB to +12 dB.

Allowed values: [-24,12]

Default value: 0


The "band1" property

  "band1"                    gdouble               : Read / Write

gain for the frequency band 59 Hz, ranging from -24 dB to +12 dB.

Allowed values: [-24,12]

Default value: 0


The "band2" property

  "band2"                    gdouble               : Read / Write

gain for the frequency band 119 Hz, ranging from -24 dB to +12 dB.

Allowed values: [-24,12]

Default value: 0


The "band3" property

  "band3"                    gdouble               : Read / Write

gain for the frequency band 237 Hz, ranging from -24 dB to +12 dB.

Allowed values: [-24,12]

Default value: 0


The "band4" property

  "band4"                    gdouble               : Read / Write

gain for the frequency band 474 Hz, ranging from -24 dB to +12 dB.

Allowed values: [-24,12]

Default value: 0


The "band5" property

  "band5"                    gdouble               : Read / Write

gain for the frequency band 947 Hz, ranging from -24 dB to +12 dB.

Allowed values: [-24,12]

Default value: 0


The "band6" property

  "band6"                    gdouble               : Read / Write

gain for the frequency band 1889 Hz, ranging from -24 dB to +12 dB.

Allowed values: [-24,12]

Default value: 0


The "band7" property

  "band7"                    gdouble               : Read / Write

gain for the frequency band 3770 Hz, ranging from -24 dB to +12 dB.

Allowed values: [-24,12]

Default value: 0


The "band8" property

  "band8"                    gdouble               : Read / Write

gain for the frequency band 7523 Hz, ranging from -24 dB to +12 dB.

Allowed values: [-24,12]

Default value: 0


The "band9" property

  "band9"                    gdouble               : Read / Write

gain for the frequency band 15011 Hz, ranging from -24 dB to +12 dB.

Allowed values: [-24,12]

Default value: 0