基于OpenCV实现拼图版小游戏，供大家参考，具体内容如下
效果展示
实现
思路
1.对图像进行分割，分割成m*n个子图 2.打乱子图的顺序 3.将子图重新组成一幅新的图片并显示 4.添加鼠标点击响应动作，交换鼠标依次点击的两张图的位置 5.每次交换后，判断是否与原图是否一致
python代码
代码语言：javascript复制import cv2 as cv
import numpy
import random
import math
src = cv.imread("D:CvPic1.jpg")
print(src.shape)
h = src.shape[0]
w = src.shape[1]
c = src.shape[2]
row = 3
col = 3
offset_h = h/row
offset_w = w/col
firstClick = False
clickIdx = [0,0]
tileList = []
def calPicIdx(x, y):
print(str(y) " " str(h/col))
i = y//(offset_h)
print(str(y%offset_h) " " str(offset_w))
j = math.ceil((x%w)/offset_w)
idx = i*row j
print("i:" str(i) " j:" str(j) " idx:" str(idx))
return int(idx)
def onMouse(event, x, y, flag ,params):
if event==cv.EVENT_LBUTTONDOWN:
print("left button down:" str(x) " " str(y))
idx = calPicIdx(x, y)
global firstClick
firstClick = not firstClick
print(firstClick)
if firstClick:
clickIdx[0] = idx
else:
clickIdx[1] = idx
tileList[clickIdx[0]], tileList[clickIdx[1]] = tileList[clickIdx[1]], tileList[clickIdx[0]]
for i in range(0, row):
for j in range (0, col):
dst[i*offset_h:(i 1)*offset_h-1, j*offset_w:(j 1)*offset_w-1] = tileList[i*row j]
cv.imshow("dst", dst)
difference = cv.subtract(dst, src2)
result = not numpy.any(difference) #if difference is all zeros it will return False
print("result:" str(result))
print(clickIdx)
# --------------splite image into n*n tile--------------
tile = numpy.zeros((offset_h-1, offset_w-1, c),numpy.uint8)
for i in range(0, row):
for j in range (0, col):
tile = src[i*offset_h:(i 1)*offset_h-1, j*offset_w:(j 1)*offset_w-1]
tileList.append(tile)
# cv.imshow("tile", tile)
# --------------ramdom the tiles--------------------
print(len(tileList))
for i in range(len(tileList)-1,0,-1):
randomIdx = random.randint(0,i-1)
print("swap:" str(random.randint(0,i-1)) " " str(i))
tileList[i], tileList[randomIdx] = tileList[randomIdx], tileList[i]
# debug show every tile
# for k,tile in enumerate(tileList):
# cv.imshow("tile" str(k), tile)
dst = numpy.zeros((h, w, c), numpy.uint8)
for i in range(0, row):
for j in range (0, col):
dst[i*offset_h:(i 1)*offset_h-1, j*offset_w:(j 1)*offset_w-1] = tileList[i*row j]
cv.namedWindow("dst")
cv.setMouseCallback("dst", onMouse)
cv.imshow("dst", dst)
# -------------match the origin image and now--------------
src2 = src.copy()
for i in range(1, row):
src2[i*offset_h-1:i*offset_h]= numpy.zeros((1,w,3), numpy.uint8)
for j in range(1, col):
src2[0:h,j*offset_w-1:j*offset_w]= numpy.zeros((h,1,3), numpy.uint8)
# cv.imshow("src2", src2)
cv.waitKey(0)参考
90年代经典“手游”—拼图板小游戏Opencv实现
以上就是本文的全部内容，希望对大家的学习有所帮助。
