Class VoiceEncoder

Encodes 20 ms voice frames as Opus packets, with Concentus in pure C#.

Inheritance

object

VoiceEncoder

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.ReferenceEquals(object, object)

object.ToString()

Namespace: Uniform.Matrix.Audio

Assembly: Uniform.Matrix.Audio.dll

Syntax

public sealed class VoiceEncoder

Remarks

Tuned for speech: the VoIP application, voice signal, variable bit rate and in-band forward error correction, so a lost packet can be partly recovered from the next.

Constructors

VoiceEncoder(int)

Create an encoder.

Declaration

public VoiceEncoder(int bitrate = 32000)

Parameters

Type	Name	Description
int	bitrate	Bits per second; 32 kbit/s gives clear wideband speech.

Fields

MaxPacketBytes

Largest Opus packet.

Declaration

public const int MaxPacketBytes = 1275

Field Value

Type	Description
int

Methods

Encode(ReadOnlySpan<short>)

Encode one frame of FrameSamples samples; return the Opus packet.

Declaration

public byte[] Encode(ReadOnlySpan<short> frame)

Parameters

Type	Name	Description
ReadOnlySpan<short>	frame

Returns

Type	Description
byte[]