Fawkes API  Fawkes Development Version
firevision::FilterHSearch Class Reference

Search horizontally for a color change. More...

#include <>>

Inheritance diagram for firevision::FilterHSearch:

Public Member Functions

 FilterHSearch (ColorModel *cm, color_t what)
 Constructor. More...
 
virtual void apply ()
 Apply the filter. More...
 
- Public Member Functions inherited from firevision::Filter
 Filter (const char *name, unsigned int max_num_buffers=1)
 Constructor. More...
 
virtual ~Filter ()
 Destructor. More...
 
virtual void set_src_buffer (unsigned char *buf, ROI *roi, orientation_t ori=ORI_HORIZONTAL, unsigned int buffer_num=0)
 Set source buffer with orientation. More...
 
virtual void set_src_buffer (unsigned char *buf, ROI *roi, unsigned int buffer_num)
 Set source buffer. More...
 
virtual void set_dst_buffer (unsigned char *buf, ROI *roi)
 Set the destination buffer. More...
 
virtual void set_orientation (orientation_t ori, unsigned int buffer_num)
 Set the orientation to apply the filter in. More...
 
virtual const char * name ()
 Get filter name. More...
 
void shrink_region (ROI *r, unsigned int n)
 This shrinks the regions as needed for a N x N matrix. More...
 

Additional Inherited Members

- Protected Attributes inherited from firevision::Filter
unsigned int _max_num_buffers
 Maximum number of buffers. More...
 
char * _name
 Filter name. More...
 
unsigned char ** src
 Source buffers, dynamically allocated by Filter ctor. More...
 
unsigned char * dst
 Destination buffer. More...
 
ROI ** src_roi
 Source ROIs, dynamically allocated by Filter ctor. More...
 
ROIdst_roi
 Destination ROI. More...
 
orientation_t * ori
 Orientations, one for each source image. More...
 

Detailed Description

Search horizontally for a color change.

Mark these changes with white pixels, all other with black pixels.

Author
Yuxiao Hu
Tim Niemueller

Definition at line 36 of file hor_search.h.

Constructor & Destructor Documentation

◆ FilterHSearch()

firevision::FilterHSearch::FilterHSearch ( ColorModel cm,
color_t  what 
)

Constructor.

Parameters
cmcolor model to use to determine the color change
whatwhat to look for, this color is considered as foreground, all other colors are background.

Definition at line 49 of file hor_search.cpp.

Member Function Documentation

◆ apply()

void firevision::FilterHSearch::apply ( )
virtual

Apply the filter.

Apply the filter to the given source and destination buffers with given width and height and orientation (ori may be ignored for some filters).

Implements firevision::Filter.

Definition at line 58 of file hor_search.cpp.

References firevision::ColorModel::determine(), firevision::Filter::dst, firevision::Filter::dst_roi, firevision::ROI::height, firevision::ROI::line_step, firevision::ROI::pixel_step, firevision::Filter::src, firevision::Filter::src_roi, firevision::ROI::start, firevision::ROI::width, fawkes::upoint_t::x, and fawkes::upoint_t::y.


The documentation for this class was generated from the following files: