Asterisk Project : Function_PITCH_SHIFT 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
    PITCH_SHIFT(channel direction)
##### 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.

Document generated by Confluence on Oct 04, 2011 12:42