+++ /dev/null
-#!/usr/bin/python
-import sys
-import random
-from opencv.cv import *
-from opencv.highgui import *
-
-color_img0=None;
-mask=None;
-color_img=None;
-gray_img0 = None;
-gray_img = None;
-ffill_case = 1;
-lo_diff = 20
-up_diff = 20;
-connectivity = 4;
-is_color = 1;
-is_mask = 0;
-new_mask_val = 255;
-
-def update_lo( pos ):
- lo_diff = pos
-def update_up( pos ):
- up_diff = pos
-
-def on_mouse( event, x, y, flags, param ):
-
- if( not color_img ):
- return;
-
- if event==CV_EVENT_LBUTTONDOWN:
- comp = CvConnectedComp()
- my_mask = None
- seed = cvPoint(x,y);
- if ffill_case==0:
- lo = up = 0
- flags = connectivity + (new_mask_val << 8)
- else:
- lo = lo_diff;
- up = up_diff;
- flags = connectivity + (new_mask_val << 8) + CV_FLOODFILL_FIXED_RANGE
- b = random.randint(0,255)
- g = random.randint(0,255)
- r = random.randint(0,255)
-
- if( is_mask ):
- my_mask = mask
- cvThreshold( mask, mask, 1, 128, CV_THRESH_BINARY );
-
- if( is_color ):
-
- color = CV_RGB( r, g, b );
- cvFloodFill( color_img, seed, color, CV_RGB( lo, lo, lo ),
- CV_RGB( up, up, up ), comp, flags, my_mask );
- cvShowImage( "image", color_img );
-
- else:
-
- brightness = cvRealScalar((r*2 + g*7 + b + 5)/10);
- cvFloodFill( gray_img, seed, brightness, cvRealScalar(lo),
- cvRealScalar(up), comp, flags, my_mask );
- cvShowImage( "image", gray_img );
-
-
- print "%g pixels were repainted" % comp.area;
-
- if( is_mask ):
- cvShowImage( "mask", mask );
-
-
-
-
-if __name__ == "__main__":
-
- filename = "../c/fruits.jpg"
- if len(sys.argv)>1:
- filename=argv[1]
-
- color_img0 = cvLoadImage(filename,1)
- if not color_img0:
- print "Could not open %s" % filename
- sys.exit(-1)
-
- print "Hot keys:"
- print "\tESC - quit the program"
- print "\tc - switch color/grayscale mode"
- print "\tm - switch mask mode"
- print "\tr - restore the original image"
- print "\ts - use null-range floodfill"
- print "\tf - use gradient floodfill with fixed(absolute) range"
- print "\tg - use gradient floodfill with floating(relative) range"
- print "\t4 - use 4-connectivity mode"
- print "\t8 - use 8-connectivity mode"
-
- color_img = cvCloneImage( color_img0 );
- gray_img0 = cvCreateImage( cvSize(color_img.width, color_img.height), 8, 1 );
- cvCvtColor( color_img, gray_img0, CV_BGR2GRAY );
- gray_img = cvCloneImage( gray_img0 );
- mask = cvCreateImage( cvSize(color_img.width + 2, color_img.height + 2), 8, 1 );
-
- cvNamedWindow( "image", 1 );
- cvCreateTrackbar( "lo_diff", "image", lo_diff, 255, update_lo);
- cvCreateTrackbar( "up_diff", "image", up_diff, 255, update_up);
-
- cvSetMouseCallback( "image", on_mouse );
-
- while True:
- if( is_color ):
- cvShowImage( "image", color_img );
- else:
- cvShowImage( "image", gray_img );
-
- c = cvWaitKey(0);
- if c=='\x1b':
- print("Exiting ...");
- sys.exit(0)
- elif c=='c':
- if( is_color ):
-
- print("Grayscale mode is set");
- cvCvtColor( color_img, gray_img, CV_BGR2GRAY );
- is_color = 0;
-
- else:
-
- print("Color mode is set");
- cvCopy( color_img0, color_img, None );
- cvZero( mask );
- is_color = 1;
-
- elif c=='m':
- if( is_mask ):
- cvDestroyWindow( "mask" );
- is_mask = 0;
-
- else:
- cvNamedWindow( "mask", 0 );
- cvZero( mask );
- cvShowImage( "mask", mask );
- is_mask = 1;
-
- elif c=='r':
- print("Original image is restored");
- cvCopy( color_img0, color_img, None );
- cvCopy( gray_img0, gray_img, None );
- cvZero( mask );
- elif c=='s':
- print("Simple floodfill mode is set");
- ffill_case = 0;
- elif c=='f':
- print("Fixed Range floodfill mode is set");
- ffill_case = 1;
- elif c=='g':
- print("Gradient (floating range) floodfill mode is set");
- ffill_case = 2;
- elif c=='4':
- print("4-connectivity mode is set");
- connectivity = 4;
- elif c=='8':
- print("8-connectivity mode is set");
- connectivity = 8;
projects / opencv / blobdiff