ISoundElement.h

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/*******************************************************************************
 * ISoundElement.h (JackFX) 
 ******************************************************************************/

#ifndef _I_SOUND_ELEMENT_H_
#define _I_SOUND_ELEMENT_H_

#include "common.h"
#include "SoundFrame.h"

class ISoundElement 
{
    friend class JackClient;
    friend class Lock;
    public:
        class Lock
        {
            public:
                Lock(ISoundElement* e);
                ~Lock();
            private:
                ISoundElement* m_element;
        };

        ISoundElement();
        
        virtual ~ISoundElement();

        void AddInput(ISoundElement* element);
        void RemoveInput(ISoundElement* element);

        void SetParameter(const string& pname, ISoundElement* e);
        ISoundElement* GetParameter(const string& pname);
        void DelParameter(const string& pname);

        SoundFrame& GetPipe();
    protected:
        virtual void Process(jack_nframes_t count);

        list<ISoundElement*> m_inputs;
    private:
        map<string, ISoundElement*> m_parameters;
        void _Update(unsigned int tickid, jack_nframes_t count);
        bool _Updatable(unsigned int tickid);
        bool _Ready(unsigned int tickid);

        pthread_mutex_t m_mtx;
        SoundFrame m_pipe;
        unsigned int m_lasttickid;
};

class ISoundSource : public ISoundElement
{
    public:
        ISoundSource();
        
        virtual ~ISoundSource();

    protected:
        virtual void Process(jack_nframes_t count);
    private:
};

#endif