EncodeFrame
int nRetVal = m_spAPECompressCreate->EncodeFrame(&m_pBuffer[m_nBufferHead], nFrameBytes);
int EncodeFrame(const void * pInputData, int nInputBytes);
nRetVal = m_spAPECompressCore->EncodeFrame(pInputData, nInputBytes);
int EncodeFrame(const void * pInputData, int nInputBytes);