internal void InitFromData(byte[] data, int datalength)
{
m_cbdata = datalength;
m_lpData = MarshalEx.AllocHGlobal(m_cbdata);
if ( data != null )
Marshal.Copy(data, 0, m_lpData, m_cbdata);
m_hdr = new WaveHdr((int)m_lpData.ToInt32(), m_cbdata);
m_cbHeader = m_hdr.ToByteArray().Length;
m_lpHeader = MarshalEx.AllocHGlobal(m_cbHeader);
byte[] hdrbits = m_hdr.ToByteArray();
Marshal.Copy(hdrbits, 0, m_lpHeader, m_cbHeader);
}
public void RetrieveHeader()
{
byte[] headerBits = new byte[m_cbHeader];
Marshal.Copy(m_lpHeader, headerBits, 0, m_cbHeader);
m_hdr = new WaveHdr(headerBits);
}