diff --git a/src/image_analyzer.py b/src/image_analyzer.py
new file mode 100644
--- /dev/null
+++ b/src/image_analyzer.py
@@ -0,0 +1,46 @@
+from go import *
+
+
+class ImageAnalyzer:
+  
+  def __init__(self):
+    self.board=[[Go.EMPTY]*19 for r in range(19)]
+    self.grid=None
+  
+  def analyze(self,image,tresB,tresW,sizeCoef,shift):
+    if self.grid==None: return False
+    
+    for r in range(19):
+      for c in range(19):
+        intersection=self.grid.intersections[r][c]
+        
+        if c>0: stoneWidth=sizeCoef*(intersection.x-self.grid.intersections[r][c-1].x)
+        else: stoneWidth=sizeCoef*(self.grid.intersections[r][c+1].x-intersection.x)
+        if r>0: stoneHeight=sizeCoef*(intersection.y-self.grid.intersections[r-1][c].y)
+        else: stoneHeight=sizeCoef*(self.grid.intersections[r+1][c].y-intersection.y)
+        
+        self.board[r][c]=self.analyzePoint(image,intersection*sizeCoef+shift,stoneWidth,stoneHeight,tresB,tresW)
+  
+  def analyzePoint(self,image,imageCoords,stoneWidth,stoneHeight,tresB,tresW):
+    b=w=e=0
+    
+    cmax=max(int(stoneWidth*2//5),2)
+    rmax=max(int(stoneHeight*2//5),2)
+    
+    for r in range(-rmax,rmax+1):
+      for c in range(-cmax,cmax+1):
+        red,green,blue=image.getpixel((imageCoords.x+c,imageCoords.y+r))
+        
+        I=(red+green+blue)/255/3
+        m=min(red,green,blue)
+        S=1-m/I
+        if 100*I<tresB: b+=1
+        elif 100*I>tresW: w+=1
+        else: e+=1
+        
+    if b>=w and b>=e: return Go.BLACK
+    if w>=b and w>=e: return Go.WHITE
+    return Go.EMPTY
+    
+  def setGrid(self,grid):
+    self.grid=grid