private NetStreamHelper NewNetStreamHelper(MediaItem item)
{
NetStreamHelper nth = null;
if (netConnection != null && netConnection.IsConnected)
{
nth = new NetStreamHelper();
nth.NetStream = new NetStream(netConnection, false);
nth.NetStream.OnAssignStream_ID += new NS_OnAssignStream_ID(NS_OnAssignStream_ID);
nth.Item = item;
nth.Buffer = new CircularBlockBuffer(Convert.ToInt32(((128 * 1024) / 8) * 30)); // 30 seconden buffer voor 128kbit mp3 stream (= 480kb)
// renumber
for (int i = 0; i < netStreams.Count; i++)
{
netStreams[i].IndexNumberInList = i;
} //for
nth.IndexNumberInList = netStreams.Count;
}
return nth;
}
private long GetPositionByte(NetStreamHelper nsh)
{
if (nsh != null)
{
long position = Bass.BASS_ChannelGetPosition(nsh.BassHandle);
// calculate delta
if (nsh.NetStream.DeltaTimeStampInMS != 0)
{
position += Convert.ToInt64((nsh.NetStream.DeltaTimeStampInMS / 1000) * nsh.SampleRate * nsh.Channels * (nsh.SampleSize / 8));
}
// make it relative to the "song" we are playing
return position;
}
return -1;
}
/// <summary>
/// Close NetStream object (is allready removed from "netStreams"
/// </summary>
/// <param name="nsh"></param>
private void CloseAudioStream(NetStreamHelper nsh)
{
nsh.NetStream.Close();
nsh.NetStream = null;
nsh.Buffer = null;
}