165 lines
6.3 KiB
C
165 lines
6.3 KiB
C
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//
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// ZoneMinder Zone Class Interfaces, $Date$, $Revision$
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// Copyright (C) 2001-2008 Philip Coombes
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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//
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#ifndef ZM_ZONE_H
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#define ZM_ZONE_H
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#include "zm_rgb.h"
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#include "zm_coord.h"
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#include "zm_poly.h"
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#include "zm_image.h"
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#include "zm_event.h"
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class Monitor;
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//
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// This describes a 'zone', or an area of an image that has certain
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// detection characteristics.
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//
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class Zone
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{
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protected:
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struct Range
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{
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int lo_x;
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int hi_x;
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int off_x;
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};
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public:
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typedef enum { ACTIVE=1, INCLUSIVE, EXCLUSIVE, PRECLUSIVE, INACTIVE } ZoneType;
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typedef enum { ALARMED_PIXELS=1, FILTERED_PIXELS, BLOBS } CheckMethod;
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protected:
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// Inputs
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Monitor *monitor;
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int id;
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char *label;
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ZoneType type;
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Polygon polygon;
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Rgb alarm_rgb;
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CheckMethod check_method;
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int min_pixel_threshold;
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int max_pixel_threshold;
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int min_alarm_pixels;
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int max_alarm_pixels;
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Coord filter_box;
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int min_filter_pixels;
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int max_filter_pixels;
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int min_blob_pixels;
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int max_blob_pixels;
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int min_blobs;
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int max_blobs;
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int overload_frames;
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// Outputs/Statistics
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bool alarmed;
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int pixel_diff;
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unsigned int alarm_pixels;
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int alarm_filter_pixels;
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int alarm_blob_pixels;
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int alarm_blobs;
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int min_blob_size;
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int max_blob_size;
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Box alarm_box;
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Coord alarm_centre;
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unsigned int score;
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Image *pg_image;
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Range *ranges;
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Image *image;
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int overload_count;
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protected:
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void Setup( Monitor *p_monitor, int p_id, const char *p_label, ZoneType p_type, const Polygon &p_polygon, const Rgb p_alarm_rgb, CheckMethod p_check_method, int p_min_pixel_threshold, int p_max_pixel_threshold, int p_min_alarm_pixels, int p_max_alarm_pixels, const Coord &p_filter_box, int p_min_filter_pixels, int p_max_filter_pixels, int p_min_blob_pixels, int p_max_blob_pixels, int p_min_blobs, int p_max_blobs, int p_overload_frames );
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void std_alarmedpixels(Image* pdiff_image, const Image* ppoly_image, unsigned int* pixel_count, unsigned int* pixel_sum);
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public:
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Zone( Monitor *p_monitor, int p_id, const char *p_label, ZoneType p_type, const Polygon &p_polygon, const Rgb p_alarm_rgb, CheckMethod p_check_method, int p_min_pixel_threshold=15, int p_max_pixel_threshold=0, int p_min_alarm_pixels=50, int p_max_alarm_pixels=75000, const Coord &p_filter_box=Coord( 3, 3 ), int p_min_filter_pixels=50, int p_max_filter_pixels=50000, int p_min_blob_pixels=10, int p_max_blob_pixels=0, int p_min_blobs=0, int p_max_blobs=0, int p_overload_frames=0 )
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{
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Setup( p_monitor, p_id, p_label, p_type, p_polygon, p_alarm_rgb, p_check_method, p_min_pixel_threshold, p_max_pixel_threshold, p_min_alarm_pixels, p_max_alarm_pixels, p_filter_box, p_min_filter_pixels, p_max_filter_pixels, p_min_blob_pixels, p_max_blob_pixels, p_min_blobs, p_max_blobs, p_overload_frames );
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}
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Zone( Monitor *p_monitor, int p_id, const char *p_label, const Polygon &p_polygon, const Rgb p_alarm_rgb, CheckMethod p_check_method, int p_min_pixel_threshold=15, int p_max_pixel_threshold=0, int p_min_alarm_pixels=50, int p_max_alarm_pixels=75000, const Coord &p_filter_box=Coord( 3, 3 ), int p_min_filter_pixels=50, int p_max_filter_pixels=50000, int p_min_blob_pixels=10, int p_max_blob_pixels=0, int p_min_blobs=0, int p_max_blobs=0, int p_overload_frames=0 )
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{
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Setup( p_monitor, p_id, p_label, Zone::ACTIVE, p_polygon, p_alarm_rgb, p_check_method, p_min_pixel_threshold, p_max_pixel_threshold, p_min_alarm_pixels, p_max_alarm_pixels, p_filter_box, p_min_filter_pixels, p_max_filter_pixels, p_min_blob_pixels, p_max_blob_pixels, p_min_blobs, p_max_blobs, p_overload_frames );
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}
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Zone( Monitor *p_monitor, int p_id, const char *p_label, const Polygon &p_polygon )
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{
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Setup( p_monitor, p_id, p_label, Zone::INACTIVE, p_polygon, RGB_BLACK, (Zone::CheckMethod)0, 0, 0, 0, 0, Coord( 0, 0 ), 0, 0, 0, 0, 0, 0, 0 );
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}
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public:
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~Zone();
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inline int Id() const { return( id ); }
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inline const char *Label() const { return( label ); }
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inline ZoneType Type() const { return( type ); }
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inline bool IsActive() const { return( type == ACTIVE ); }
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inline bool IsInclusive() const { return( type == INCLUSIVE ); }
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inline bool IsExclusive() const { return( type == EXCLUSIVE ); }
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inline bool IsPreclusive() const { return( type == PRECLUSIVE ); }
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inline bool IsInactive() const { return( type == INACTIVE ); }
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inline const Image *AlarmImage() const { return( image ); }
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inline const Polygon &GetPolygon() const { return( polygon ); }
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inline bool Alarmed() const { return( alarmed ); }
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inline void SetAlarm() { alarmed = true; }
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inline void ClearAlarm() { alarmed = false; }
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inline Coord GetAlarmCentre() const { return( alarm_centre ); }
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inline unsigned int Score() const { return( score ); }
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inline void ResetStats()
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{
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alarmed = false;
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pixel_diff = 0;
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alarm_pixels = 0;
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alarm_filter_pixels = 0;
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alarm_blob_pixels = 0;
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alarm_blobs = 0;
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min_blob_size = 0;
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max_blob_size = 0;
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score = 0;
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}
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void RecordStats( const Event *event );
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bool CheckAlarms( const Image *delta_image );
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bool DumpSettings( char *output, bool verbose );
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static bool ParsePolygonString( const char *polygon_string, Polygon &polygon );
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static bool ParseZoneString( const char *zone_string, int &zone_id, int &colour, Polygon &polygon );
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static int Load( Monitor *monitor, Zone **&zones );
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//=================================================
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bool CheckOverloadCount();
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int GetOverloadCount();
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void SetOverloadCount(int nOverCount);
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int GetOverloadFrames();
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void SetScore(unsigned int nScore);
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void SetAlarmImage(const Image* srcImage);
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inline const Image *getPgImage() const { return( pg_image ); }
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inline const Range *getRanges() const { return( ranges ); }
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};
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#endif // ZM_ZONE_H
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