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Take and save multiple images and videos with OpenCV and Python



2019 Community Moderator ElectionSave plot to image file instead of displaying it using MatplotlibWriting & showing Image OpenCVVideo Processing using Python and OpenCVSubtracting Background From Image using Opencv in PythonHow to read in a video file with cv2.VideoCapture?OpenCV imshow() prevents Qt / python crashingError in reading image through OpenCV in Pythonpython opencv could not display video while using third party cameraPython: Create video out of processed imagesHow to read RTSP Video from OpenCV with Low CPU Usage?










1















I'm using OpenCV and Python to take images and video. I would like to have OpenCV to take multiples pictures and videos when I click some specific letters on keyboard. But currently I can only take multiple images, I can't take a video at the same time. This is my current code :



import numpy as np
import cv2, time
video=cv2.VideoCapture(0)
a=0
i=0

while True:
a = a + 1
check, frame = video.read()
cv2.imshow("Capturing", frame)
key=cv2.waitKey(1)

if key == ord ('r'):
fourcc = cv2.VideoWriter_fourcc(*'XVID')
out = cv2.VideoWriter('output.avi',fourcc, 20.0, (640,480))
out.write(frame)
if key == ord ('x'):
i+=1
cv2.imwrite('image'+str(i)+'.jpg', frame)
cv2.imshow("Hasil Capture", frame)
print('taking pictures')
if key == ord ('q'):
break


print(a)
video.release()
cv2.destroyAllWindows









share|improve this question









New contributor




Natasya Anggari is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
























    1















    I'm using OpenCV and Python to take images and video. I would like to have OpenCV to take multiples pictures and videos when I click some specific letters on keyboard. But currently I can only take multiple images, I can't take a video at the same time. This is my current code :



    import numpy as np
    import cv2, time
    video=cv2.VideoCapture(0)
    a=0
    i=0

    while True:
    a = a + 1
    check, frame = video.read()
    cv2.imshow("Capturing", frame)
    key=cv2.waitKey(1)

    if key == ord ('r'):
    fourcc = cv2.VideoWriter_fourcc(*'XVID')
    out = cv2.VideoWriter('output.avi',fourcc, 20.0, (640,480))
    out.write(frame)
    if key == ord ('x'):
    i+=1
    cv2.imwrite('image'+str(i)+'.jpg', frame)
    cv2.imshow("Hasil Capture", frame)
    print('taking pictures')
    if key == ord ('q'):
    break


    print(a)
    video.release()
    cv2.destroyAllWindows









    share|improve this question









    New contributor




    Natasya Anggari is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
    Check out our Code of Conduct.






















      1












      1








      1








      I'm using OpenCV and Python to take images and video. I would like to have OpenCV to take multiples pictures and videos when I click some specific letters on keyboard. But currently I can only take multiple images, I can't take a video at the same time. This is my current code :



      import numpy as np
      import cv2, time
      video=cv2.VideoCapture(0)
      a=0
      i=0

      while True:
      a = a + 1
      check, frame = video.read()
      cv2.imshow("Capturing", frame)
      key=cv2.waitKey(1)

      if key == ord ('r'):
      fourcc = cv2.VideoWriter_fourcc(*'XVID')
      out = cv2.VideoWriter('output.avi',fourcc, 20.0, (640,480))
      out.write(frame)
      if key == ord ('x'):
      i+=1
      cv2.imwrite('image'+str(i)+'.jpg', frame)
      cv2.imshow("Hasil Capture", frame)
      print('taking pictures')
      if key == ord ('q'):
      break


      print(a)
      video.release()
      cv2.destroyAllWindows









      share|improve this question









      New contributor




      Natasya Anggari is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.












      I'm using OpenCV and Python to take images and video. I would like to have OpenCV to take multiples pictures and videos when I click some specific letters on keyboard. But currently I can only take multiple images, I can't take a video at the same time. This is my current code :



      import numpy as np
      import cv2, time
      video=cv2.VideoCapture(0)
      a=0
      i=0

      while True:
      a = a + 1
      check, frame = video.read()
      cv2.imshow("Capturing", frame)
      key=cv2.waitKey(1)

      if key == ord ('r'):
      fourcc = cv2.VideoWriter_fourcc(*'XVID')
      out = cv2.VideoWriter('output.avi',fourcc, 20.0, (640,480))
      out.write(frame)
      if key == ord ('x'):
      i+=1
      cv2.imwrite('image'+str(i)+'.jpg', frame)
      cv2.imshow("Hasil Capture", frame)
      print('taking pictures')
      if key == ord ('q'):
      break


      print(a)
      video.release()
      cv2.destroyAllWindows






      python image opencv video






      share|improve this question









      New contributor




      Natasya Anggari is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.











      share|improve this question









      New contributor




      Natasya Anggari is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.









      share|improve this question




      share|improve this question








      edited Mar 7 at 6:41







      Natasya Anggari













      New contributor




      Natasya Anggari is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.









      asked Mar 7 at 6:32









      Natasya AnggariNatasya Anggari

      62




      62




      New contributor




      Natasya Anggari is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.





      New contributor





      Natasya Anggari is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.






      Natasya Anggari is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.






















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