audiochannelmix
The audiochannelmix element mixes channels in stereo audio based on properties set on the element. The primary purpose is reconstruct equal left/right channels on an input stream that has audio in only one channel.
Example launch line
 gst-launch-1.0 -v audiotestsrc ! audiochannelmix ! autoaudiosink
Hierarchy
GObject ╰──GInitiallyUnowned ╰──GstObject ╰──GstElement ╰──GstBaseTransform ╰──GstAudioFilter ╰──audiochannelmix
Factory details
Authors: – David Schleef 
Classification: – Audio/Mixer
Rank – none
Plugin – audiofxbad
Package – GStreamer Bad Plug-ins
Pad Templates
sink
        audio/x-raw:
         format: S16LE
           rate: [ 1, 2147483647 ]
       channels: 2
         layout: interleaved
src
        audio/x-raw:
         format: S16LE
           rate: [ 1, 2147483647 ]
       channels: 2
         layout: interleaved
Properties
left-to-left
“left-to-left” gdouble
Left channel to left channel gain
Flags : Read / Write
Default value : 1
left-to-right
“left-to-right” gdouble
Left channel to right channel gain
Flags : Read / Write
Default value : 0
right-to-left
“right-to-left” gdouble
Right channel to left channel gain
Flags : Read / Write
Default value : 0
right-to-right
“right-to-right” gdouble
Right channel to right channel gain
Flags : Read / Write
Default value : 1
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