IP Updates

2026-08-18 13:53:01 +00:00 · 2014-02-27 05:30:34 +05:30
parent c6bd1dd5c4
commit fde2ccb814
15 changed files with 94 additions and 16 deletions
@@ -0,0 +1,66 @@
+import SimpleCV as s
+from math import *
+import time as t
+thresh=8 # in percentage
+fname=r"D:\Babu\github_files\pytry\shape_detect\pics\rect.jpg"
+c=s.Camera()
+def run():
+    t1=t.clock()
+    i=s.Image(fname).scale(.25)
+    #i=c.getImage()
+    #i.show()
+    blobs=i.findBlobs()
+
+    def isClose(a,b):
+        if float(abs(a-b))/min(a,b)*100<=thresh:
+            return True
+        else:
+            return False
+
+    def checkSymmetry():
+        tmp_img=blob.crop()
+        #tmp_img.show()
+        tmp_img_upper=tmp_img.crop(0,0,tmp_w,tmp_h/2)
+        tmp_img_lower=tmp_img.crop(0,tmp_h/2,tmp_w,tmp_h/2)
+        #tmp_img_upper.sideBySide(tmp_img_lower).show()
+        tmp_blob_upper=tmp_img_upper.findBlobs()[0]
+        tmp_blob_lower=tmp_img_lower.findBlobs()[0]
+        return isClose(tmp_blob_upper.area(),tmp_blob_lower.area())
+
+    def checkCircle():
+        if isClose(tmp_w,tmp_h) and isClose(pi*(tmp_w/2)**2,tmp_a):
+            return "Circle"
+        else:
+            return False
+
+    def checkRect():
+        if isClose(tmp_w*tmp_h,tmp_a):
+            return "Rectangle"
+        else:
+            return False
+
+    def checkTri():
+        if isClose(0.5*tmp_w*tmp_h,tmp_a) and not checkSymmetry():
+            return "Triangle"
+        else:
+            return False
+
+    if blobs:
+        #blobs.show()
+        for blob in blobs:
+            tmp_w=blob.width()
+            tmp_h=blob.height()
+            tmp_a=blob.area()
+            #print(tmp_w,tmp_h,tmp_a)
+            isCircle=checkCircle()
+            #print(isCircle)
+            isRect=checkRect()
+            #print(isRect)
+            isTri=checkTri()
+            #print(isTri)
+            print isCircle or isRect or isTri
+
+    t2=t.clock()
+    print(1/(t2-t1))
+
+run()