Subversion Repositories riscv_vhdl

/**

 * @file

 * @copyright  Copyright 2017 GNSS Sensor Ltd. All right reserved.

 * @author     Sergey Khabarov - sergeykhbr@gmail.com

 * @brief      Sound source interface with wav-format suppport.

 */

#ifndef __DEBUGGER_COMMON_CORESERVICES_ISOUND_H__

#define __DEBUGGER_COMMON_CORESERVICES_ISOUND_H__

#include <iface.h>

#include <attribute.h>

#include <inttypes.h>

namespace debugger {

static const char *const IFACE_SOUND = "ISound";

static const int SOUND_CHANNELS_MAX = 2;

struct SoundSampleType {

    int chan[SOUND_CHANNELS_MAX];

};

class ISound : public IFace {

 public:

    ISound() : IFace(IFACE_SOUND) {

        soundListeners_.make_list(0);

    }

    /** Update listeners with configurable bit rate 44.1 kHz for an example */

    virtual void registerSoundListener(IFace *listener) {

        AttributeType item;

        item.make_iface(listener);

        soundListeners_.add_to_list(&item);

    }

    virtual void unregisterSoundListener(IFace *listener) {

        for (unsigned i = 0; i < soundListeners_.size(); i++) {

            if (listener == soundListeners_[i].to_iface()) {

                soundListeners_.remove_from_list(i);

                return;

            }

        }

    }

    virtual double getFreqDetectedHz() = 0;

 protected:

    AttributeType soundListeners_;

};

}  // namespace debugger

#endif  // __DEBUGGER_COMMON_CORESERVICES_ISOUND_H__