audioinvert

audioinvert — Swaps upper and lower half of audio samples

Synopsis

struct              GstAudioInvert;

Object Hierarchy

  GObject
   +----GInitiallyUnowned
         +----GstObject
               +----GstElement
                     +----GstBaseTransform
                           +----GstAudioFilter
                                 +----GstAudioInvert

Properties

  "degree"                   gfloat                : Read / Write

Description

Swaps upper and lower half of audio samples. Mixing an inverted sample on top of the original with a slight delay can produce effects that sound like resonance. Creating a stereo sample from a mono source, with one channel inverted produces wide-stereo sounds.

Example launch line

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gst-launch-1.0 audiotestsrc wave=saw ! audioinvert invert=0.4 ! alsasink
gst-launch-1.0 filesrc location="melo1.ogg" ! oggdemux ! vorbisdec ! audioconvert ! audioinvert invert=0.4 ! alsasink
gst-launch-1.0 audiotestsrc wave=saw ! audioconvert ! audioinvert invert=0.4 ! audioconvert ! alsasink

Synopsis

Element Information

plugin

audiofx

author

Sebastian Dröge <slomo@circular-chaos.org>

class

Filter/Effect/Audio

Element Pads

name

sink

direction

sink

presence

always

details

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

name

src

direction

source

presence

always

details

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

Details

struct GstAudioInvert

struct GstAudioInvert;

Property Details

The "degree" property

  "degree"                   gfloat                : Read / Write

Degree of inversion.

Allowed values: [0,1]

Default value: 0