OutputMixer.h

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/*
 *  MediaPlayer.h - Audio include file for the Spresense SDK
 *  Copyright 2018 Sony Semiconductor Solutions Corporation
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
 
#ifndef OutputMixer_h 
#define OutputMixer_h
 
#ifdef SUBCORE
#error "Audio library is NOT supported by SubCore."
#endif
 
// #ifdef __cplusplus
 
#include <audio/audio_high_level_api.h>
 
/*--------------------------------------------------------------------------*/
 
#define OUTPUTMIXER_LOG_DEBUG
 
#define print_err printf
 
#ifdef OUTPUTMIXER_LOG_DEBUG
#define print_dbg(...) printf(__VA_ARGS__)
#else
#define print_dbg(x...)
#endif
 
#define OUTPUTMIXER_ECODE_OK            0
#define OUTPUTMIXER_ECODE_COMMAND_ERROR 1 
 
#define OUTPUTMIXER_RNDCLK_NORMAL (0)
#define OUTPUTMIXER_RNDCLK_HIRESO (1)
 
 
/*--------------------------------------------------------------------------*/
 
class OutputMixer
{
public:
 
  static OutputMixer* getInstance()
    {
      static OutputMixer instance;
      return &instance;
    }
 
  err_t begin(void){ return activateBaseband(); }
 
  err_t end(void){ return deactivateBaseband(); }
 
  err_t create(void);
 
  err_t create(AudioAttentionCb attcb);
 
  err_t activate(
      AsOutputMixerHandle handle, 
      OutputMixerCallback omcb    
  );
 
  err_t activate(
      AsOutputMixerHandle handle, 
      uint8_t output_device,      
      OutputMixerCallback omcb    
  );
 
  err_t sendData(
      AsOutputMixerHandle handle,     
      PcmProcDoneCallback pcmdone_cb, 
      AsPcmDataParam pcm              
  );
 
  err_t deactivate(
      AsOutputMixerHandle handle      
  );
 
  err_t activateBaseband(void);
 
  err_t deactivateBaseband(void);
 
  err_t setVolume(
      int master,  
      int player0, 
      int player1  
  );
 
  bool setRenderingClkMode(
      uint8_t clk_mode 
  );
 
private:
 
  OutputMixer() {}
  OutputMixer(const OutputMixer&);
  OutputMixer& operator=(const OutputMixer&);
  ~OutputMixer() {}
 
};
 
// #endif // __cplusplus
#endif // MediaPlayer_h