opencv/samples/swig_python/inpaint.py

74 lines
2.0 KiB
Python
Executable File

#!/usr/bin/python
from opencv.cv import *
from opencv.highgui import *
import sys
inpaint_mask = None
img0 = None
img = None
inpainted = None
prev_pt = cvPoint(-1,-1)
def on_mouse( event, x, y, flags, param ):
global prev_pt
if not img:
return
if event == CV_EVENT_LBUTTONUP or not (flags & CV_EVENT_FLAG_LBUTTON):
prev_pt = cvPoint(-1,-1)
elif event == CV_EVENT_LBUTTONDOWN:
prev_pt = cvPoint(x,y)
elif event == CV_EVENT_MOUSEMOVE and (flags & CV_EVENT_FLAG_LBUTTON) :
pt = cvPoint(x,y)
if prev_pt.x < 0:
prev_pt = pt
cvLine( inpaint_mask, prev_pt, pt, cvScalarAll(255), 5, 8, 0 )
cvLine( img, prev_pt, pt, cvScalarAll(255), 5, 8, 0 )
prev_pt = pt
cvShowImage( "image", img )
if __name__=="__main__":
filename = "../c/fruits.jpg"
if len(sys.argv) >= 2:
filename = sys.argv[1]
img0 = cvLoadImage(filename,-1)
if not img0:
print "Can't open image '%s'" % filename
sys.exit(1)
print "Hot keys:"
print "\tESC - quit the program"
print "\tr - restore the original image"
print "\ti or ENTER - run inpainting algorithm"
print "\t\t(before running it, paint something on the image)"
cvNamedWindow( "image", 1 )
img = cvCloneImage( img0 )
inpainted = cvCloneImage( img0 )
inpaint_mask = cvCreateImage( cvGetSize(img), 8, 1 )
cvZero( inpaint_mask )
cvZero( inpainted )
cvShowImage( "image", img )
cvShowImage( "watershed transform", inpainted )
cvSetMouseCallback( "image", on_mouse, None )
while True:
c = cvWaitKey(0)
if c == '\x1b' or c == 'q':
break
if c == 'r':
cvZero( inpaint_mask )
cvCopy( img0, img )
cvShowImage( "image", img )
if c == 'i' or c == '\012':
cvNamedWindow( "inpainted image", 1 )
cvInpaint( img, inpaint_mask, inpainted, 3, CV_INPAINT_TELEA )
cvShowImage( "inpainted image", inpainted )