Opencv combine video

import cv2
import numpy as np

#loads images and gets data
img = cv2.imread("img.png")
h,w,_ = img.shape    

# creates the resulting image with double the size and 3 channels 
output = np.zeros((h * 2, w * 2, 3), dtype="uint8")

# copies the image to the top left
output[0:h, 0:w] = img 
# copies the image to the top right
output[0:h, w:w * 2] = img 
# copies the image to the bottom left
output[h:h * 2, w:w * 2] = img 
# copies the image to the bottom right
output[h:h * 2, 0:w] = img

Source: stackoverflow.com

Opencv combine video

# creates the resulting image with double the size and 3 channels 
output = np.zeros((w+h+h , w + h + h, 3), dtype="uint8")

# top img
output[0:h, h:h+w] = img 
# left img (rotated 90°)
output[h:h+w, 0:h] = np.rot90(img,1) 
# right img (rotated 270°)
output[h:h + w, h + w:h +w +h] = np.rot90(img,3)  
# bottom img (rotated 180°)
output[h+w:h+w+h, h:h+w] = np.rot90(img,2)

Source: stackoverflow.com

Similar codes

0 vote191 views1 answer
Unique_ptr syntax
C++
1 vote216 views1 answer
String hex to int c++
C++
0 vote222 views1 answer
C++ fibo
C++
0 vote153 views1 answer
C++ include a file in another directory
C++
0 vote189 views1 answer
Pop back innstring
C++
7 votes185 views1 answer
Insert at position in vector c++
C++
0 vote197 views1 answer
How to create a c++ templeate
C++
29 votes185 views6 answers
String to char*
C++
0 vote185 views1 answer
Mkdir c++
C++
0 vote186 views1 answer
C++ rand include
C++