private byte[] RealMix(ReceivedRtp item1, ReceivedRtp item2)
{
if (item1 == null || item2 == null)
{
return(null);
}
if (item1.size == 0 || item2.size == 0)
{
return(null);
}
byte[] wavSrc1 = new byte[item1.size - headersize];
byte[] wavSrc2 = new byte[item2.size - headersize];
Array.Copy(item1.buff, headersize, wavSrc1, 0, (item1.size - headersize));
Array.Copy(item2.buff, headersize, wavSrc2, 0, (item2.size - headersize));
WaveMixerStream32 mixer = new WaveMixerStream32();
// mixer.AutoStop = true;
MemoryStream memstrem = new MemoryStream(wavSrc1);
RawSourceWaveStream rawsrcstream = new RawSourceWaveStream(memstrem, this.codec);
WaveFormatConversionStream conversionstream = new WaveFormatConversionStream(pcmFormat16, rawsrcstream);
WaveChannel32 channelstream = new WaveChannel32(conversionstream);
mixer.AddInputStream(channelstream);
memstrem = new MemoryStream(wavSrc2);
rawsrcstream = new RawSourceWaveStream(memstrem, this.codec);
conversionstream = new WaveFormatConversionStream(pcmFormat16, rawsrcstream);
channelstream = new WaveChannel32(conversionstream);
mixer.AddInputStream(channelstream);
mixer.Position = 0;
Wave32To16Stream to16 = new Wave32To16Stream(mixer);
var convStm = new WaveFormatConversionStream(pcmFormat8, to16);
byte[] mixedbytes = new byte[(int)convStm.Length];
int chk = convStm.Read(mixedbytes, 0, (int)convStm.Length);
//Buffer.BlockCopy(tobyte, 0, writingBuffer, 0, tobyte.Length);
memstrem.Close();
rawsrcstream.Close();
conversionstream.Close();
channelstream.Close();
convStm.Close(); convStm.Dispose(); convStm = null;
to16.Close(); to16.Dispose(); to16 = null;
mixer.Close(); mixer.Dispose(); mixer = null;
return(mixedbytes);
}
private byte[] RealMix(ReceivedRtp item1, ReceivedRtp item2)
{
if (item1 == null || item2 == null) return null;
if (item1.size == 0 || item2.size == 0) return null;
byte[] wavSrc1 = new byte[item1.size - headersize];
byte[] wavSrc2 = new byte[item2.size - headersize];
Array.Copy(item1.buff, headersize, wavSrc1, 0, (item1.size - headersize));
Array.Copy(item2.buff, headersize, wavSrc2, 0, (item2.size - headersize));
WaveMixerStream32 mixer = new WaveMixerStream32();
// mixer.AutoStop = true;
MemoryStream memstrem = new MemoryStream(wavSrc1);
RawSourceWaveStream rawsrcstream = new RawSourceWaveStream(memstrem, this.codec);
WaveFormatConversionStream conversionstream = new WaveFormatConversionStream(pcmFormat16, rawsrcstream);
WaveChannel32 channelstream = new WaveChannel32(conversionstream);
mixer.AddInputStream(channelstream);
memstrem = new MemoryStream(wavSrc2);
rawsrcstream = new RawSourceWaveStream(memstrem, this.codec);
conversionstream = new WaveFormatConversionStream(pcmFormat16, rawsrcstream);
channelstream = new WaveChannel32(conversionstream);
mixer.AddInputStream(channelstream);
mixer.Position = 0;
Wave32To16Stream to16 = new Wave32To16Stream(mixer);
var convStm = new WaveFormatConversionStream(pcmFormat8, to16);
byte[] mixedbytes = new byte[(int)convStm.Length];
int chk = convStm.Read(mixedbytes, 0, (int)convStm.Length);
//Buffer.BlockCopy(tobyte, 0, writingBuffer, 0, tobyte.Length);
memstrem.Close();
rawsrcstream.Close();
conversionstream.Close();
channelstream.Close();
convStm.Close(); convStm.Dispose(); convStm = null;
to16.Close(); to16.Dispose(); to16 = null;
mixer.Close(); mixer.Dispose(); mixer = null;
return mixedbytes;
}
private byte[] Mixing(List<ReceivedRtp> list, ReceivedRtp baseitem, DelayedMil _delayedms)
{
byte[] mixedbytes = null;
if (_delayedms == DelayedMil.i80o160)
{
int nseq = baseitem.seq * 2;
ReceivedRtp _item0 = list.FirstOrDefault(x => x.seq == nseq);
ReceivedRtp _item1 = list.FirstOrDefault(x => x.seq == nseq + 1);
if (_item0 == null)
{
_item0 = new ReceivedRtp() { buff = new byte[332], seq = nseq, size = 92, ext = baseitem.ext, peer = baseitem.peer };
}
if (_item1 == null)
{
_item1 = new ReceivedRtp() { buff = new byte[332], seq = nseq + 1, size = 92, ext = baseitem.ext, peer = baseitem.peer };
}
// item2 + tmpitem mix with item1 and write
byte[] tmpbuff = new byte[332];
Array.Copy(_item0.buff, 0, tmpbuff, 0, _item0.size);
Array.Copy(_item1.buff, headersize, tmpbuff, _item0.size, (_item1.size - headersize));
ReceivedRtp _itm = new ReceivedRtp() { buff = tmpbuff, size = (_item0.size + _item1.size - headersize) };
mixedbytes = this.RealMix(_itm, baseitem);
// util.WriteLogTest3(_delayedms.ToString() + " // codec: " + _item0.codec.ToString() + " // " + (_item0.size - 12) + " // basecodec: " + baseitem.codec + " // " + (baseitem.size - 12) + " // " + baseitem.seq + " // " + _item0.seq + " // " + _item1.seq, this.filename);
lock (listIn)
{
listIn.RemoveAll(x => x.seq == _item0.seq);
listIn.RemoveAll(x => x.seq == _item1.seq);
}
lock (listOut)
{
listOut.RemoveAll(x => x.seq == baseitem.seq);
}
}
else if (_delayedms == DelayedMil.i160o80)
{
int nseq = baseitem.seq * 2;
ReceivedRtp _item0 = list.FirstOrDefault(x => x.seq == nseq);
ReceivedRtp _item1 = list.FirstOrDefault(x => x.seq == nseq + 1);
if (_item0 == null)
{
_item0 = new ReceivedRtp() { buff = new byte[332], seq = nseq, size = 92, ext = baseitem.ext, peer = baseitem.peer };
}
if (_item1 == null)
{
_item1 = new ReceivedRtp() { buff = new byte[332], seq = nseq + 1, size = 92, ext = baseitem.ext, peer = baseitem.peer };
}
// item2 + tmpitem mix with item1 and write
byte[] tmpbuff = new byte[332];
Array.Copy(_item0.buff, 0, tmpbuff, 0, _item0.size);
Array.Copy(_item1.buff, headersize, tmpbuff, _item0.size, (_item1.size - headersize));
ReceivedRtp _itm = new ReceivedRtp() { buff = tmpbuff, size = (_item0.size + _item1.size - headersize) };
mixedbytes = this.RealMix(_itm, baseitem);
// util.WriteLogTest3(_delayedms.ToString() + " // " + (baseitem.size - 12) + " // " + baseitem.seq + " // " + _item0.seq + " // " + _item1.seq, this.filename);
lock (listIn)
{
listIn.RemoveAll(x => x.seq == baseitem.seq);
}
lock (listOut)
{
listOut.RemoveAll(x => x.seq == _item0.seq);
listOut.RemoveAll(x => x.seq == _item1.seq);
}
}
else if (_delayedms == DelayedMil.i80o240)
{
int nseq = baseitem.seq * 3;
ReceivedRtp _item0 = list.FirstOrDefault(x => x.seq == nseq);
ReceivedRtp _item1 = list.FirstOrDefault(x => x.seq == nseq + 1);
ReceivedRtp _item2 = list.FirstOrDefault(x => x.seq == nseq + 2);
if (_item0 == null)
{
_item0 = new ReceivedRtp() { buff = new byte[332], seq = nseq, size = 92, ext = baseitem.ext, peer = baseitem.peer };
}
if (_item1 == null)
{
_item1 = new ReceivedRtp() { buff = new byte[332], seq = nseq + 1, size = 92, ext = baseitem.ext, peer = baseitem.peer };
}
if (_item2 == null)
{
_item2 = new ReceivedRtp() { buff = new byte[332], seq = nseq + 2, size = 92, ext = baseitem.ext, peer = baseitem.peer };
}
// item2 + tmpitem mix with item1 and write
byte[] tmpbuff = new byte[332];
Array.Copy(_item0.buff, 0, tmpbuff, 0, _item0.size);
Array.Copy(_item1.buff, headersize, tmpbuff, _item0.size, _item1.size - headersize);
Array.Copy(_item2.buff, headersize, tmpbuff, _item0.size + _item0.size - headersize, _item2.size - headersize);
ReceivedRtp _itm = new ReceivedRtp() { buff = tmpbuff, size = _item0.size + _item1.size + _item2.size - headersize };
mixedbytes = this.RealMix(_itm, baseitem);
// util.WriteLogTest3(_delayedms.ToString() + " // " + (baseitem.size - 12) + " // " + baseitem.seq + " // " + _item0.seq + " // " + _item1.seq + " // " + _item2.seq, this.filename);
lock (listIn)
{
listIn.RemoveAll(x => x.seq == _item0.seq);
listIn.RemoveAll(x => x.seq == _item1.seq);
listIn.RemoveAll(x => x.seq == _item2.seq);
}
lock (listOut)
{
listOut.RemoveAll(x => x.seq == baseitem.seq);
}
}
else if (_delayedms == DelayedMil. i240o80)
{
int nseq = baseitem.seq * 3;
ReceivedRtp _item0 = list.FirstOrDefault(x => x.seq == nseq);
ReceivedRtp _item1 = list.FirstOrDefault(x => x.seq == nseq + 1);
ReceivedRtp _item2 = list.FirstOrDefault(x => x.seq == nseq + 2);
if (_item0 == null)
{
_item0 = new ReceivedRtp() { buff = new byte[332], seq = nseq, size = 92, ext = baseitem.ext, peer = baseitem.peer };
}
if (_item1 == null)
{
_item1 = new ReceivedRtp() { buff = new byte[332], seq = nseq + 1, size = 92, ext = baseitem.ext, peer = baseitem.peer };
}
if (_item2 == null)
{
_item2 = new ReceivedRtp() { buff = new byte[332], seq = nseq + 2, size = 92, ext = baseitem.ext, peer = baseitem.peer };
}
// util.WriteLogTest3(_delayedms.ToString() + " // " + (baseitem.size - 12) + " // " + baseitem.seq + " // " + _item0.seq + " // " + _item1.seq + " // " + _item2.seq, this.filename);
// item2 + tmpitem mix with item1 and write
byte[] tmpbuff = new byte[332];
Array.Copy(_item0.buff, 0, tmpbuff, 0, _item0.size);
Array.Copy(_item1.buff, headersize, tmpbuff, _item0.size, _item1.size - headersize);
Array.Copy(_item1.buff, headersize, tmpbuff, _item0.size + _item1.size - headersize, _item2.size - headersize);
ReceivedRtp _itm = new ReceivedRtp() { buff = tmpbuff, size = _item0.size + _item1.size + _item2.size - headersize };
mixedbytes = this.RealMix(_itm, baseitem);
lock (listIn)
{
listIn.RemoveAll(x => x.seq == baseitem.seq);
}
lock (listOut)
{
listOut.RemoveAll(x => x.seq == _item0.seq);
listOut.RemoveAll(x => x.seq == _item1.seq);
listOut.RemoveAll(x => x.seq == _item2.seq);
}
}
else if (_delayedms == DelayedMil.same)
{
ReceivedRtp _item = list.FirstOrDefault(x => x.seq == baseitem.seq);
if (_item == null)
{
_item = new ReceivedRtp() { buff = new byte[332], seq = baseitem.seq, size = baseitem.size, ext = baseitem.ext, peer = baseitem.peer };
}
mixedbytes = this.RealMix(_item, baseitem);
// util.WriteLogTest3(_delayedms.ToString() + " // " + (baseitem.size - 12) + " // " + baseitem.seq + " // " + _item.seq, this.filename);
lock (listIn)
{
listIn.RemoveAll(x => x.seq == _item.seq);
}
lock (listOut)
{
listOut.RemoveAll(x => x.seq == baseitem.seq);
}
}
return mixedbytes;
}
private byte[] Mixing(List <ReceivedRtp> list, ReceivedRtp baseitem, DelayedMil _delayedms)
{
byte[] mixedbytes = null;
if (_delayedms == DelayedMil.i80o160)
{
int nseq = baseitem.seq * 2;
ReceivedRtp _item0 = list.FirstOrDefault(x => x.seq == nseq);
ReceivedRtp _item1 = list.FirstOrDefault(x => x.seq == nseq + 1);
if (_item0 == null)
{
_item0 = new ReceivedRtp()
{
buff = new byte[332], seq = nseq, size = 92, ext = baseitem.ext, peer = baseitem.peer
};
}
if (_item1 == null)
{
_item1 = new ReceivedRtp()
{
buff = new byte[332], seq = nseq + 1, size = 92, ext = baseitem.ext, peer = baseitem.peer
};
}
// item2 + tmpitem mix with item1 and write
byte[] tmpbuff = new byte[332];
Array.Copy(_item0.buff, 0, tmpbuff, 0, _item0.size);
Array.Copy(_item1.buff, headersize, tmpbuff, _item0.size, (_item1.size - headersize));
ReceivedRtp _itm = new ReceivedRtp()
{
buff = tmpbuff, size = (_item0.size + _item1.size - headersize)
};
mixedbytes = this.RealMix(_itm, baseitem);
// util.WriteLogTest3(_delayedms.ToString() + " // codec: " + _item0.codec.ToString() + " // " + (_item0.size - 12) + " // basecodec: " + baseitem.codec + " // " + (baseitem.size - 12) + " // " + baseitem.seq + " // " + _item0.seq + " // " + _item1.seq, this.filename);
lock (listIn)
{
listIn.RemoveAll(x => x.seq == _item0.seq);
listIn.RemoveAll(x => x.seq == _item1.seq);
}
lock (listOut)
{
listOut.RemoveAll(x => x.seq == baseitem.seq);
}
}
else if (_delayedms == DelayedMil.i160o80)
{
int nseq = baseitem.seq * 2;
ReceivedRtp _item0 = list.FirstOrDefault(x => x.seq == nseq);
ReceivedRtp _item1 = list.FirstOrDefault(x => x.seq == nseq + 1);
if (_item0 == null)
{
_item0 = new ReceivedRtp()
{
buff = new byte[332], seq = nseq, size = 92, ext = baseitem.ext, peer = baseitem.peer
};
}
if (_item1 == null)
{
_item1 = new ReceivedRtp()
{
buff = new byte[332], seq = nseq + 1, size = 92, ext = baseitem.ext, peer = baseitem.peer
};
}
// item2 + tmpitem mix with item1 and write
byte[] tmpbuff = new byte[332];
Array.Copy(_item0.buff, 0, tmpbuff, 0, _item0.size);
Array.Copy(_item1.buff, headersize, tmpbuff, _item0.size, (_item1.size - headersize));
ReceivedRtp _itm = new ReceivedRtp()
{
buff = tmpbuff, size = (_item0.size + _item1.size - headersize)
};
mixedbytes = this.RealMix(_itm, baseitem);
// util.WriteLogTest3(_delayedms.ToString() + " // " + (baseitem.size - 12) + " // " + baseitem.seq + " // " + _item0.seq + " // " + _item1.seq, this.filename);
lock (listIn)
{
listIn.RemoveAll(x => x.seq == baseitem.seq);
}
lock (listOut)
{
listOut.RemoveAll(x => x.seq == _item0.seq);
listOut.RemoveAll(x => x.seq == _item1.seq);
}
}
else if (_delayedms == DelayedMil.i80o240)
{
int nseq = baseitem.seq * 3;
ReceivedRtp _item0 = list.FirstOrDefault(x => x.seq == nseq);
ReceivedRtp _item1 = list.FirstOrDefault(x => x.seq == nseq + 1);
ReceivedRtp _item2 = list.FirstOrDefault(x => x.seq == nseq + 2);
if (_item0 == null)
{
_item0 = new ReceivedRtp()
{
buff = new byte[332], seq = nseq, size = 92, ext = baseitem.ext, peer = baseitem.peer
};
}
if (_item1 == null)
{
_item1 = new ReceivedRtp()
{
buff = new byte[332], seq = nseq + 1, size = 92, ext = baseitem.ext, peer = baseitem.peer
};
}
if (_item2 == null)
{
_item2 = new ReceivedRtp()
{
buff = new byte[332], seq = nseq + 2, size = 92, ext = baseitem.ext, peer = baseitem.peer
};
}
// item2 + tmpitem mix with item1 and write
byte[] tmpbuff = new byte[332];
Array.Copy(_item0.buff, 0, tmpbuff, 0, _item0.size);
Array.Copy(_item1.buff, headersize, tmpbuff, _item0.size, _item1.size - headersize);
Array.Copy(_item2.buff, headersize, tmpbuff, _item0.size + _item0.size - headersize, _item2.size - headersize);
ReceivedRtp _itm = new ReceivedRtp()
{
buff = tmpbuff, size = _item0.size + _item1.size + _item2.size - headersize
};
mixedbytes = this.RealMix(_itm, baseitem);
// util.WriteLogTest3(_delayedms.ToString() + " // " + (baseitem.size - 12) + " // " + baseitem.seq + " // " + _item0.seq + " // " + _item1.seq + " // " + _item2.seq, this.filename);
lock (listIn)
{
listIn.RemoveAll(x => x.seq == _item0.seq);
listIn.RemoveAll(x => x.seq == _item1.seq);
listIn.RemoveAll(x => x.seq == _item2.seq);
}
lock (listOut)
{
listOut.RemoveAll(x => x.seq == baseitem.seq);
}
}
else if (_delayedms == DelayedMil.i240o80)
{
int nseq = baseitem.seq * 3;
ReceivedRtp _item0 = list.FirstOrDefault(x => x.seq == nseq);
ReceivedRtp _item1 = list.FirstOrDefault(x => x.seq == nseq + 1);
ReceivedRtp _item2 = list.FirstOrDefault(x => x.seq == nseq + 2);
if (_item0 == null)
{
_item0 = new ReceivedRtp()
{
buff = new byte[332], seq = nseq, size = 92, ext = baseitem.ext, peer = baseitem.peer
};
}
if (_item1 == null)
{
_item1 = new ReceivedRtp()
{
buff = new byte[332], seq = nseq + 1, size = 92, ext = baseitem.ext, peer = baseitem.peer
};
}
if (_item2 == null)
{
_item2 = new ReceivedRtp()
{
buff = new byte[332], seq = nseq + 2, size = 92, ext = baseitem.ext, peer = baseitem.peer
};
}
// util.WriteLogTest3(_delayedms.ToString() + " // " + (baseitem.size - 12) + " // " + baseitem.seq + " // " + _item0.seq + " // " + _item1.seq + " // " + _item2.seq, this.filename);
// item2 + tmpitem mix with item1 and write
byte[] tmpbuff = new byte[332];
Array.Copy(_item0.buff, 0, tmpbuff, 0, _item0.size);
Array.Copy(_item1.buff, headersize, tmpbuff, _item0.size, _item1.size - headersize);
Array.Copy(_item1.buff, headersize, tmpbuff, _item0.size + _item1.size - headersize, _item2.size - headersize);
ReceivedRtp _itm = new ReceivedRtp()
{
buff = tmpbuff, size = _item0.size + _item1.size + _item2.size - headersize
};
mixedbytes = this.RealMix(_itm, baseitem);
lock (listIn)
{
listIn.RemoveAll(x => x.seq == baseitem.seq);
}
lock (listOut)
{
listOut.RemoveAll(x => x.seq == _item0.seq);
listOut.RemoveAll(x => x.seq == _item1.seq);
listOut.RemoveAll(x => x.seq == _item2.seq);
}
}
else if (_delayedms == DelayedMil.same)
{
ReceivedRtp _item = list.FirstOrDefault(x => x.seq == baseitem.seq);
if (_item == null)
{
_item = new ReceivedRtp()
{
buff = new byte[332], seq = baseitem.seq, size = baseitem.size, ext = baseitem.ext, peer = baseitem.peer
};
}
mixedbytes = this.RealMix(_item, baseitem);
// util.WriteLogTest3(_delayedms.ToString() + " // " + (baseitem.size - 12) + " // " + baseitem.seq + " // " + _item.seq, this.filename);
lock (listIn)
{
listIn.RemoveAll(x => x.seq == _item.seq);
}
lock (listOut)
{
listOut.RemoveAll(x => x.seq == baseitem.seq);
}
}
return(mixedbytes);
}
