WIN32音频数据采集---WaveIn-Out实现[6]

//////////////////////////////////////////////////////////////////////////

pnewbuffer = (pbyte)realloc (psavebuffer, dwdatalength +

     ((pwavehdr) lparam)->dwbytesrecorded) ;

if (pnewbuffer == null)

{

     waveinclose (hwavein) ;

     messagebeep (mb_iconexclamation) ;

     afxmessagebox("erro memory");

     return ;

}

psavebuffer = pnewbuffer ;

//////////////////////////////////////////////////////////////////////////

copymemory (psavebuffer + dwdatalength, ((pwavehdr) lparam)->lpdata,

     ((pwavehdr) lparam)->dwbytesrecorded) ;