internal OpusEncodeStream(IAudioTarget target, byte[] secretKey, int channels, int samplesPerFrame, uint ssrc, int?bitrate = null)
: base(target, secretKey, samplesPerFrame, ssrc)
{
_encoder = new OpusEncoder(SampleRate, channels);
_frameSize = samplesPerFrame * channels * 2;
_partialFrameBuffer = new byte[_frameSize];
_encoder.SetForwardErrorCorrection(true);
if (bitrate != null)
{
_encoder.SetBitrate(bitrate.Value);
}
}
internal RTPWriteStream(IAudioTarget target, byte[] secretKey, int samplesPerFrame, uint ssrc)
{
_target = target;
_secretKey = secretKey;
_samplesPerFrame = samplesPerFrame;
_ssrc = ssrc;
_buffer = new byte[4000];
_nonce = new byte[24];
_nonce[0] = 0x80;
_nonce[1] = 0x78;
_nonce[8] = (byte)(_ssrc >> 24);
_nonce[9] = (byte)(_ssrc >> 16);
_nonce[10] = (byte)(_ssrc >> 8);
_nonce[11] = (byte)(_ssrc >> 0);
}
