/***************************************************************************************
 *
 * filter.h is part of SimpleSkyCam.
 *
 *****************************************************************************************/


#ifndef _FILTER_H_
#define _FILTER_H_

#include "gui.h"
#include "config.h"
#include "video.h"
#include "videoframe.h"


class Filter {
private:
	int running;
	VideoFrame inFrame;			// input frame
	int inFrameNew;				// new input frame;
	VideoFrame oldFrame;		// oldinput frame
	VideoFrame temp;			// temporary image
	VideoFrame tempgtk;			// temp image for gtk
	FloatImage image;			// output image
	VideoFrame imagegtk;		// output image -- send to gtk
	GMutex muteximage;
	GMutex mutexin;
	GMutex mutextmp;			// for access the temp image
	GMutex mutex;				// general mutex for changing settings
	GThread *thread;
	FloatImage fi;

	int objectW;				// object Image Size Width
	int objectH;				// object Image Size Height

	float *fpixels;				//

	void InputDetect();
	void ComposeOutput();

public:
	Filter();
	~Filter();

	int NewFrame (VideoFrame *newframe);

	//
	// Thread Releated Functions (maybe soon private?)
	int TryLockInMutex() { return g_mutex_trylock(&mutextmp); };
	void LockInMutex() { g_mutex_lock(&mutextmp);};
	void UnLockInMutex() { g_mutex_unlock(&mutextmp);};

	int TryLockTempMutex() { return g_mutex_trylock(&mutextmp); };
	void LockTempMutex() { g_mutex_lock(&mutextmp);};
	void UnLockTempMutex() { g_mutex_unlock(&mutextmp);};

	int TryLockImageMutex() { return g_mutex_trylock(&muteximage); };
	void LockImageMutex() { g_mutex_lock(&muteximage);};
	void UnLockImageMutex() { g_mutex_unlock(&muteximage);};

	void LockMutex() { g_mutex_lock(&mutex);};
	void UnLockMutex() { g_mutex_unlock(&mutex);};


	//
	// Object functions
	void SetObjectSize (int neww, int newh);
	void SetObject (VideoFrame objFrame, int newx, int newy);
	void GetObjectPos (int *x, int *y);

	void Thread();
};

#endif