C / C++ / MFC

void CWave::ReadWaveFile(unsigned long *sp_long_In)<br />
{<br />
	char	*sp_char,  cConst[3];<br />
	char	cBuf[3];<br />
	unsigned long	*sp_long;<br />
	int		i, j;<br />
	int		iflag; //WaveCount, <br />
	WAVE_CHARTOLONG	Wave_chartolong;<br />
	<br />
	sp_char = m_DECbuf;<br />
	m_DECwavdata = new unsigned long[m_DECcount]; <br />
	sp_long = sp_long_In;<br />
	cConst[0] = 'P';<br />
	cConst[1] = 'C';<br />
	cConst[2] = 'M';	 <br />
	i = 1;<br />
	j = 0;<br />
	while( i <= (m_DECcount * 2))<br />
	{<br />
		sp_char = m_DECbuf + sp_long[i];			Wave_chartolong.CharBuff[0] = *(sp_char + 4); <br />
		Wave_chartolong.CharBuff[1] = *(sp_char + 5);<br />
		Wave_chartolong.CharBuff[2] = *(sp_char + 6);<br />
		Wave_chartolong.CharBuff[3] = *(sp_char + 7);<br />
		sp_char += Wave_chartolong.UL; <br />
		memcpy(cBuf, sp_char, 3);<br />
		iflag = memcmp(cBuf, cConst, 3);<br />
		if(iflag == 0)<br />
		{	<br />
			m_DECwavdata[j] = (unsigned long)sp_char;	<br />
			j = j + 1;<br />
		}<br />
		i += 2;<br />
<br />
	}<br />
<br />
	ReadyPlayWave();<br />
}

void CWave::ReadyPlayWave()<br />
{<br />
	lpFormat = new WAVEFORMATEX;<br />
	lpFormat->wFormatTag = 1;<br />
	lpFormat->nChannels = 1;<br />
	//lpFormat->nSamplesPerSec = 16000;<br />
	//lpFormat->nAvgBytesPerSec = 16000;<br />
	//lpFormat->nSamplesPerSec = 8000;<br />
	//lpFormat->nAvgBytesPerSec = 8000;<br />
	lpFormat->nSamplesPerSec = 7500;<br />
	lpFormat->nAvgBytesPerSec = 7500;<br />
	lpFormat->wBitsPerSample = 8;<br />
	lpFormat->nBlockAlign = 1;<br />
	lpFormat->cbSize = 0;<br />
<br />
}