UB_CS43L22_PlayWAVSingle

WAV_ERR_t UB_CS43L22_PlayWAVSingle(uint8_t Volume)
{
  WAV_ERR_t ret_wert=WAV_INIT_ERR;
  UB_WAV wav_file;
  UB_WAV * wav_file_pt;
  FATFS_t controle;
  FATFS_t buffer_check;
  FIL recording;
  uint8_t wav_buff[256]="0";

  if((cs43l22_status==CS43L22_INIT_OK) || (cs43l22_status==CS43L22_STOP)) {
    // check vom WAV-Header

    wav_start = wav_buff;
    wav_file_pt = &wav_file;
    controle=UB_Fatfs_OpenFile(&recording,"test16k.wav",F_RD);
    buffer_check=UB_Fatfs_ReadBlock(&recording,wav_start,256,wav_file.size);
    wav_file.size = UB_Fatfs_FileSize(&recording);
    wav_file.table = wav_start;

    ret_wert=P_CS43L22_CheckWAV(wav_file_pt);

    if(ret_wert==WAV_OK) {
      cs43l22_status=CS43L22_PLAY;
      wav_loop=0; // single play
      wav_start=wav_file.table[my_wav.data_start];

      if(my_wav.channels==2) {
        // stereo
        UB_AUDIO_InitNew(OUTPUT_DEVICE_HEADPHONE, Volume, my_wav.samplerate);
      }
      else {
        // mono
        UB_AUDIO_InitNew(OUTPUT_DEVICE_HEADPHONE, Volume, my_wav.samplerate/2);
      }
      UB_Led_On(LED_BLUE);
      EVAL_AUDIO_Play((uint16_t*)wav_start, 256);

      wav_start = wav_buff;

      while(buffer_check!=FATFS_EOF)
      {
          buffer_check=UB_Fatfs_ReadBlock(&recording,wav_start,256,wav_file.size);
          EVAL_AUDIO_Play((uint16_t*)wav_start, 256);
          wav_start = wav_buff;
      }
    }
  }
  return(ret_wert);
}