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-rw-r--r--megapixels/app/utils/im_utils.py6
1 files changed, 6 insertions, 0 deletions
diff --git a/megapixels/app/utils/im_utils.py b/megapixels/app/utils/im_utils.py
index d5e92aa3..e882c67f 100644
--- a/megapixels/app/utils/im_utils.py
+++ b/megapixels/app/utils/im_utils.py
@@ -21,6 +21,12 @@ import datetime
+def num_channels(im):
+ '''Returns number of channels in numpy.ndarray image'''
+ if len(im.shape) > 2:
+ return im.shape[2]
+ else:
+ return 1
def is_grayscale(im, threshold=5):
"""Returns True if image is grayscale