Added functionality for image processing.

godec_opencv_image.py

@@ -0,0 +1,45 @@
+#%% Import libraries
+import time
+import numpy as np
+
+try:
+    import cv2
+except ImportError:
+    raise ImportError('OpenCV is requires to read video files')
+
+from godec import godec
+from utils import *
+
+# Read until video is completed
+M = None
+height = None
+width = None
+i = 0
+
+img = cv2.imread("/Users/onyekachukwuokonji/Desktop/godec/dataset/3.jpg")
+img = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
+height, width = img.shape
+
+# flatten the 2-D array, produces a row vector
+frame = img.T.reshape(-1)
+
+# convert row vector to column vector
+M = np.array([frame]).T
+
+cv2.imshow('frame', frame)
+
+assert M is not None
+assert width is not None
+assert height is not None
+
+print("Number of frames: ", i, " with size ", (width, height))
+print("Processing M with shape ", M.shape)
+
+#%% Decompose
+t = time.time()
+L, S, LS, _ = godec(M)
+elapsed = time.time() - t
+print(elapsed, "sec elapsed")
+
+#%% Display results
+plot_2d_results(M, LS, L, S, height, width)