Вот код :
import cv2
import numpy as np
cap = cv2.VideoCapture(0)
maximus = 0
its = []
its2 = []
its3 = []
segment = [(0,0)]
gx = 0
def calc(begin_seg,end_seg):
lenght_line = end_seg - begin_seg
center_line = end_seg - lenght_line // 2
segment.append((center_line,lenght_line))
return 0
while 1:
_, frame = cap.read()
size = (frame.shape[1]//3,frame.shape[0]//3)
frame_small = cv2.resize(frame,size)
hsv_temp = cv2.cvtColor(frame_small,cv2.COLOR_BGR2HSV)
bw = cv2.inRange(hsv_temp,(0,0,0),(180,255,84))
line = bw[bw.shape[0]-20]
line_zoom = cv2.resize(line,(100,line.shape[0]))
#print(line)
segment = []
f_begin = 0
for i in range(len(line)):
'''
if line[ї] == 255:
cv2.circle(frame,(i*3,frame.shape[0]-60),3,255)
'''
if(line[i]==255) and (f_begin==0):
f_begin = 1
begin = i
elif (line[i]==0) and (f_begin==1):
f_begin = 0
end = i
calc(begin,end)
for i in range(np.shape(segment)[0]):
temp_circle = segment[i]
if temp_circle[1] > 1:
# print( temp_circle )
its.append(temp_circle[1])
its2.append(temp_circle[0]*3)
cv2.circle(frame,(temp_circle[0]*3,frame.shape[0]-60),temp_circle[1],(255,255,255))
new = max(its)
gx = its.index(new)
if len(its) > 1:
its.remove(max(its))
else:
new = 0
its.append(0)
new2 = max(its)
print(its2[gx],its2[its.index(new2)])
its = []
its2 = []
cv2.imshow('CAM0',frame)
cv2.imshow('B\W',bw)
cv2.imshow('Zoom',line_zoom.T)
key = cv2.waitKey(20)
if (key == 27):
break
cv2.destroyAllWindows()
Вот ошибка:
Exception has occurred: IndexError
list index out of range
File "C:\myProjects\Python\cv2\12.py", line 61, in <module>
print(its2[gx],its2[its.index(new2)])
Программа дола выделять кружками тёмные места и выводить позицию x двух самых больших из них.
