Merge pull request #1 from baroobob/master

Disable dithering

exampleView.py

@@ -12,6 +12,7 @@
 
 from sp_viewer import SPViewer
 from nupic.research.spatial_pooler import SpatialPooler
+import pygame
 
 def main():
 
@@ -25,7 +26,7 @@ def main():
       numActiveColumnsPerInhArea = 1, # Only one feature active at a time
       # All input activity can contribute to feature output
       stimulusThreshold = 0,
-      synPermInactiveDec = 0.01,
+      synPermInactiveDec = 0.1,
       synPermActiveInc = 0.1,
       synPermConnected = 0.1, # Connected threshold
       maxBoost = 3,
@@ -42,6 +43,9 @@ def main():
                     replayDelay = .1)
   viewer.run()
 
+  finalWindow = viewer.screen
+  pygame.image.save(finalWindow, "screenshot.jpg")
+
 
 if __name__ == "__main__":
   main()

sp_viewer.py

@@ -156,7 +156,7 @@ def _convertToVector(self, image):
     Returns a bit vector representation (list of ints) of a PIL image.
     '''
     # Convert the image to black and white
-    image = image.convert('1')
+    image = image.convert('1',dither=Image.NONE)
     # Pull out the data, turn that into a list, then a numpy array,
     # then convert from 0 255 space to binary with a threshold.
     # Finnally cast the values into a type CPP likes