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

import cv2 as cv

import numpy

import random

import math

src = cv.imread("D:\\CvPic\\1.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

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