public float[] Decode(byte[] data)
{
var decoded = decoder.Decode(data, 0, data.Length, decodeBuffer, 0, false);
Convert(decodeBuffer, ref decodedBuffer);
return(decodedBuffer);
}
private void Client_OnReceivedMessage(Byn.Net.NetworkEvent message)
{
int resLen = speexDec.Decode(message.MessageData.Buffer, message.MessageData.Offset, message.MessageData.ContentLength, outBufferShort, 0, false);
ToFloatArray(outBufferShort, outBufferFloat, resLen);
player.PlayAudio(outBufferFloat, 0, resLen);
}
public static float[] DeCompress(NSpeex.SpeexDecoder speexDec, byte[] data, int dataLength)
{
float[] decoded = new float[data.Length];
short[] shortBuffer = new short[data.Length];
speexDec.Decode(data, 0, dataLength, shortBuffer, 0, false);
shortBuffer.ToFloatArray(decoded, shortBuffer.Length);
return(decoded);
}
static float[] SpeexDecompress(byte[] data, int dataLength)
{
float[] decoded = new float[VoiceChatSettings.sampleSize];
short[] shortBuffer = new short[VoiceChatSettings.sampleSize];
//Debug.Log("data.len="+ data .Length + "dataLength=" + dataLength);
speexDec.Decode(data, 0, dataLength, shortBuffer, 0, false);
shortBuffer.ToFloatArray(decoded, shortBuffer.Length);
return(decoded);
}
static float[] SpeexDecompress(NSpeex.SpeexDecoder speexDec, byte[] data, int dataLength)
{
float[] decoded = VoiceChatFloatPool.Instance.Get();
short[] shortBuffer = VoiceChatShortPool.Instance.Get();
speexDec.Decode(data, 0, dataLength, shortBuffer, 0, false);
shortBuffer.ToFloatArray(decoded, shortBuffer.Length);
VoiceChatShortPool.Instance.Return(shortBuffer);
return(decoded);
}
private short[] DecodeAudio(byte[] encodedData)
{
var decoder = new NSpeex.SpeexDecoder(NSpeex.BandMode.Wide, false);
var outBuffer = new List <byte[]>();
var tmpBuffer = new short[1024];
int numPackets = BitConverter.ToInt32(encodedData, 0);
List <int> packet_sizes = new List <int>();
for (int i = 0; i < numPackets; i++)
{
int frame_size = BitConverter.ToInt32(encodedData, 4 + (i * 4));
packet_sizes.Add(frame_size);
}
int fr_index = 0;
for (var idx = 4 + (numPackets * 4); idx + packet_sizes[fr_index] < encodedData.Length; idx += packet_sizes[fr_index])
{
var read = decoder.Decode(encodedData, idx, packet_sizes[fr_index], tmpBuffer, 0, false);
var tmpData = new byte[read * 2];
for (var i = 0; i < read; i++)
{
var ba = BitConverter.GetBytes(tmpBuffer[i]);
System.Array.Copy(ba, 0, tmpData, i * 2, 2);
}
outBuffer.Add(tmpData);
fr_index++;
}
var fullSize = outBuffer.Sum(delegate(byte[] m) { return(m.Length); });
var retData = new byte[fullSize];
var offset = 0;
for (int i = 0; i < outBuffer.Count; i++)
{
var b = outBuffer[i];
System.Array.Copy(b, 0, retData, offset, b.Length);
offset += b.Length;
}
short[] pcm = new short[retData.Length / sizeof(short)];
Buffer.BlockCopy(retData, 0, pcm, 0, retData.Length);
return(pcm);
}
private short[] SpeexDecode(byte[] input, BandMode mode)
{
NSpeex.SpeexDecoder speexDec = null;
int shortLen = 320;
switch (mode)
{
case BandMode.Narrow:
speexDec = m_narrow_dec;
shortLen = 320;
break;
case BandMode.Wide:
speexDec = m_wide_dec;
shortLen = 640;
break;
case BandMode.UltraWide:
speexDec = m_ultrawide_dec;
shortLen = 1280;
break;
}
byte[] len_bytes = USpeakPoolUtils.GetByte(4);
System.Array.Copy(input, len_bytes, 4);
int dataLength = BitConverter.ToInt32(len_bytes, 0);
USpeakPoolUtils.Return(len_bytes);
byte[] actual_bytes = USpeakPoolUtils.GetByte(input.Length - 4);
Buffer.BlockCopy(input, 4, actual_bytes, 0, input.Length - 4);
short[] decoded = USpeakPoolUtils.GetShort(shortLen);
speexDec.Decode(actual_bytes, 0, dataLength, decoded, 0, false);
USpeakPoolUtils.Return(actual_bytes);
return(decoded);
}
private void Client_OnReceivedMessage(Byn.Net.NetworkEvent message)
{
if (message.MessageData.ContentLength < 5)
{
return;
}
int offset = message.MessageData.Offset;
byte[] messageBuffer = message.MessageData.Buffer;
int messageId = messageBuffer[offset];
int pid = BitConverter.ToInt32(messageBuffer, offset + 1);
offset += 5;
if (messageId == isSpeechId)
{
int resLen = speexDec.Decode(message.MessageData.Buffer, offset, message.MessageData.ContentLength, outBufferShort, 0, false);
ToFloatArray(outBufferShort, outBufferFloat, resLen);
int bean = message.ConnectionId.id;
player.PlayAudio(outBufferFloat, 0, resLen, pid);
}
}