C++ (Cpp) PCM4WAY_PutToSpkの例

コード例 #1

ファイル: media.c プロジェクト: Nuan-Yang/MT6735_Longcheer

void pcm4way_hisrHdl()
{
   uint32 I;
   int16 *buf1, *buf2;

   buf1 = (int16*)PCM_UL_BUF[pcm_buf_rw];
   buf2 = (int16*)PCM_BUF;
   for(I = 160; I > 0 ; I--)
      *buf2++ = (*buf1++) >> 2;
   PCM4WAY_GetFromMic((uint16*)PCM_UL_BUF[pcm_buf_rw]);
   buf1 = (int16*)PCM_UL_BUF[pcm_buf_rw];
   buf2 = (int16*)PCM_BUF;
   for(I = 160; I > 0 ; I--)
      (*buf2++) += (*buf1++) >> 2 * 3;
   PCM4WAY_PutToSE((const uint16*)PCM_BUF);

   buf1 = (int16*)PCM_DL_BUF[pcm_buf_rw];
   buf2 = (int16*)PCM_BUF;
   for(I = 160; I > 0 ; I--)
      *buf2++ = (*buf1++) >> 2;
   PCM4WAY_GetFromSD((uint16*)PCM_DL_BUF[pcm_buf_rw]);
   buf1 = (int16*)PCM_DL_BUF[pcm_buf_rw];
   buf2 = (int16*)PCM_BUF;
   for(I = 160; I > 0 ; I--)
      (*buf2++) += (*buf1++) >> 2 * 3;
   PCM4WAY_PutToSpk((const uint16*)PCM_BUF);

   pcm_buf_rw ++;
   pcm_buf_rw &= 0x7;
}

コード例 #2

ファイル: spe_custom_drv.c プロジェクト: WayWingsDev/testmywatch

static void spe_custom_hisr_hdlr(void)
{
   if(spe_custom == NULL)
      return;
   if(spe_custom->state != SPE_STATE_WORKING)
      return;
   if(spe_custom->buf_read != spe_custom->buf_to_process){
   	  PCM4WAY_PutToSpk((const uint16 *)spe_custom->dl_pcm[spe_custom->buf_read]);
      PCM4WAY_PutToSE((const uint16 *)spe_custom->ul_pcm[spe_custom->buf_read]);
      spe_custom->buf_read++;
      if( spe_custom->buf_read == PCM_BUFFER_NUM )
         spe_custom->buf_read = 0;
   } else {     
   	  PCM4WAY_FillSpk(0);
      PCM4WAY_FillSE(0);
   }
   PCM4WAY_GetFromSD((uint16 *)spe_custom->dl_pcm[spe_custom->buf_write]);
   PCM4WAY_GetFromMic((uint16 *)spe_custom->ul_pcm[spe_custom->buf_write]);
   spe_custom->buf_write++;
   if( spe_custom->buf_write == PCM_BUFFER_NUM )
      spe_custom->buf_write = 0;
   
   L1Audio_SetEvent(spe_custom->aud_id, 0);
}