//	VirtualDub - Video processing and capture application
//	Copyright (C) 1998-2001 Avery Lee
//
//	This program is free software; you can redistribute it and/or modify
//	it under the terms of the GNU General Public License as published by
//	the Free Software Foundation; either version 2 of the License, or
//	(at your option) any later version.
//
//	This program 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 General Public License for more details.
//
//	You should have received a copy of the GNU General Public License
//	along with this program; if not, write to the Free Software
//	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

#ifndef f_SCENEDETECTOR_H
#define f_SCENEDETECTOR_H

#include "VBitmap.h"

class SceneDetector {
private:
	Pixel *cur_lummap, *last_lummap;
	long tile_w, tile_h;
	BOOL last_valid;
	BOOL first_diff;
	BOOL last_fade_state;

	long cut_threshold;
	double fade_threshold;

	void _destruct();

	void BitmapToLummap(Pixel *lummap, VBitmap *vbm);
	void FlipBuffers();

public:
	SceneDetector(PixDim width, PixDim height);
	~SceneDetector();

	void SetThresholds(int cut_threshold, int fade_threshold);
	BOOL Submit(VBitmap *vbm);
	void Reset();
};

#endif
