peakPower(forChannel:)
Returns the peak power, in decibels full-scale (dBFS), for an audio channel.
Declaration
func peakPower(forChannel channelNumber: Int) -> FloatParameters
- channelNumber:
The number of the channel that you want the peak power value for.
Return Value
The audio channel’s current peak power.
Discussion
Before asking the player for its peak power value, you must call updateMeters() to generate the latest data. The returned value ranges from –160 dBFS, indicating minimum power, to 0 dBFS, indicating maximum power.