how to play videos using python
import numpy as np
import cv2
cap = cv2.VideoCapture('vtest.avi')
while(cap.isOpened()):
ret, frame = cap.read()
gray = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
cv2.imshow('frame',gray)
if cv2.waitKey(1) & 0xFF == ord('q'):
break
cap.release()
cv2.destroyAllWindows()Create video from images python
import os
import cv2
from PIL import Image
print(os.getcwd())
os.chdir("C:\Python\Geekfolder2")
path = "C:\Python\Geekfolder2"
mean_height = 0
mean_width = 0
num_of_images = len(os.listdir('.'))
for file in os.listdir('.'):
im = Image.open(os.path.join(path, file))
width, height = im.size
mean_width += width
mean_height += height
mean_width = int(mean_width / num_of_images)
mean_height = int(mean_height / num_of_images)
for file in os.listdir('.'):
if file.endswith(".jpg") or file.endswith(".jpeg") or file.endswith("png"):
im = Image.open(os.path.join(path, file))
width, height = im.size
print(width, height)
imResize = im.resize((mean_width, mean_height), Image.ANTIALIAS)
imResize.save( file, 'JPEG', quality = 95)
print(im.filename.split('\')[-1], " is resized")
def generate_video():
image_folder = '.'
video_name = 'mygeneratedvideo.avi'
os.chdir("C:\Python\Geekfolder2")
images = [img for img in os.listdir(image_folder)
if img.endswith(".jpg") or
img.endswith(".jpeg") or
img.endswith("png")]
print(images)
frame = cv2.imread(os.path.join(image_folder, images[0]))
height, width, layers = frame.shape
video = cv2.VideoWriter(video_name, 0, 1, (width, height))
for image in images:
video.write(cv2.imread(os.path.join(image_folder, image)))
cv2.destroyAllWindows()
video.release()
generate_video()Copyright © 2021 Codeinu
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