Error on OSX: OpenCV Error: Unspecified error

[megrimm]

i get:

Connecting to 127.0.0.1....
client
OpenCV Error: Unspecified error (The function is not implemented. Rebuild the library with Windows, GTK+ 2.x or Carbon support. If you are on Ubuntu or Debian, install libgtk2.0-dev and pkg-config, then re-run cmake or configure script) in cvWaitKey, file /Users/travis/build/skvark/opencv-python/opencv/modules/highgui/src/window.cpp, line 654
Traceback (most recent call last):
File "client.py", line 28, in
client.connect()
File "client.py", line 16, in connect
frame=self.videofeed.get_frame()
File "/Users/megrimm/Desktop/videochat-master/videofeed.py", line 17, in get_frame
c = cv2.waitKey(1)
cv2.error: /Users/travis/build/skvark/opencv-python/opencv/modules/highgui/src/window.cpp:654: error: (-2) The function is not implemented. Rebuild the library with Windows, GTK+ 2.x or Carbon support. If you are on Ubuntu or Debian, install libgtk2.0-dev and pkg-config, then re-run cmake or configure script in function cvWaitKey

[aviralgoyal1997]

I think this is due to wrong installed opencv,first you should check if ur opencv is working fine or not by simply opening a webcam by cv2.videocapture,if u get error then there is definitely problem of codec (opencv_ffmpeg244.dll) is missing.