testing

app.py

@@ -88,8 +88,12 @@ def vid2frames(url, sampling_interval=1, ext='mp4'):
     # extract video frames at given sampling interval with multiprocessing - 
     print('extracting frames...')
     n_workers = os.cpu_count()
-    with Pool(n_workers) as pool:
-        pool.map(partial(process_video_parallel, video, skip_frames, dest_path, n_workers), range(n_workers))
+   # testing..
+    cap = cv2.VideoCapture(video)
+    print(f'video: {video}; isOpen? : {cap.isOpen()}')
+
+    #with Pool(n_workers) as pool:
+    #    pool.map(partial(process_video_parallel, video, skip_frames, dest_path, n_workers), range(n_workers))
     return dest_path