setPreferredSampleRate(_:)
Sets the preferred sample rate for audio input and output.
Declaration
func setPreferredSampleRate(_ sampleRate: Double) throwsParameters
- sampleRate:
The hardware sample rate to use. The available range is device dependent and is typically from 8000 through 48000 hertz.
Discussion
This method requests a change to the input and output audio sample rate. To see the effect of this change, use the sampleRate property.
You can set a preferred sample rate before or after activating the audio session.