portaudio

package

v0.0.0-...-a19c61f Latest Latest Go to latest Published: Feb 26, 2023 License: MIT Imports: 4 Imported by: 1

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Package portaudio provides a portaudio backend for the engine.

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This section is empty.

func Terminate() error

Terminate terminates portaudio. This is called after all client's have shut down.

type DeviceList []*portaudio.DeviceInfo

DeviceList is a list of portaudio devices.

func Initialize() (DeviceList, error)

Initialize initializes portaudio and returns the list of devices on the machine.

func (l DeviceList) String() string

type PortAudio struct {
	// contains filtered or unexported fields
}

PortAudio is a wrapper for a portaudio client.

func New(inDeviceIndex, outDeviceIndex int, latency string, frameSize, sampleRate int) (*PortAudio, error)

New returns a new PortAudio.

func (pa *PortAudio) Devices() (in *portaudio.DeviceInfo, out *portaudio.DeviceInfo)

Devices returns the devices currently in use by portaudio.

func (pa *PortAudio) FrameSize() int

FrameSize returns the low-level frame size used by PortAudio.

func (pa *PortAudio) SampleRate() int

SampleRate returns the sample rate

func (pa *PortAudio) Start(callback func([]float32, [][]float32)) error

Start starts the portaudio stream.

func (pa *PortAudio) Stop() error

Stop stops the portaudio stream.