This page last changed on Mar 30, 2011 by wikibot.
PITCH_SHIFT()
Synopsis
Pitch shift both tx and rx audio streams on a channel.
Description
Examples:
exten => 1,1,Set(PITCH_SHIFT(tx)=highest); raises pitch an octave
exten => 1,1,Set(PITCH_SHIFT(rx)=higher) ; raises pitch more
exten => 1,1,Set(PITCH_SHIFT(both)=high) ; raises pitch
exten => 1,1,Set(PITCH_SHIFT(rx)=low) ; lowers pitch
exten => 1,1,Set(PITCH_SHIFT(tx)=lower) ; lowers pitch more
exten => 1,1,Set(PITCH_SHIFT(both)=lowest) ; lowers pitch an octave
exten => 1,1,Set(PITCH_SHIFT(rx)=0.8) ; lowers pitch
exten => 1,1,Set(PITCH_SHIFT(tx)=1.5) ; raises pitch
Syntax
Arguments
- channel direction - Direction can be either rx, tx, or both. The direction can either be set to a valid floating point number between 0.1 and 4.0 or one of the enum values listed below. A value of 1.0 has no effect. Greater than 1 raises the pitch. Lower than 1 lowers the pitch. The pitch amount can also be set by the following values
- highest
- higher
- high
- low
- lower
- lowest
See Also
Import Version
This documentation was imported from Asterisk version SVN-branch-1.8-r311874.
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