completed the last bayer configuration - Gb,B/R,Gr

jp4.py

@@ -110,6 +110,11 @@ class JP4:
           if self.bayer==[["Gr","R"],["B","Gb"]]:
             self.bayer = [["B","Gb"],["Gr","R"]]
 
+        elif self.exif.data['Orientation']==1:
+            self.bayer = [["Gb","B"],["R","Gr"]]
+
+
+
           #im = ImageOps.mirror(im)
           #im = im.rotate(270)
 
@@ -354,6 +359,24 @@ class JP4:
           G[1::2,1::2] = (p10 + narc(p10) + p01 + nabr(p01))/4
           B[1::2,1::2] = (p00 + nabr(p00) + narc(p00 + nabr(p00)))/4
 
+        elif bayer==[["Gb","B"],["R","Gr"]]:
+
+          R[0::2,0::2] = (p10 + naur(p10))/2
+          G[0::2,0::2] = (4*p00 + p11 + naur(p11) + nalc(p11 + naur(p11)))/8
+          B[0::2,0::2] = (p01 + nalc(p01))/2
+
+          R[0::2,1::2] = (p10 + naur(p10) + narc(p10 + naur(p10)))/4
+          G[0::2,1::2] = (p00 + narc(p00) + p11 + naur(p11))/4
+          B[0::2,1::2] = p01
+
+          R[1::2,0::2] = p10
+          G[1::2,0::2] = (p00 + nabr(p00) + p11 + nalc(p11))/4
+          B[1::2,0::2] = (p01 + nabr(p01) + nalc(p01 + nabr(p01)))/4
+
+          R[1::2,1::2] = (p10 + narc(p10))/2
+          G[1::2,1::2] = (4*p11 + p00 + nabr(p00) + narc(p00 + nabr(p00)))/8
+          B[1::2,1::2] = (p01 + nabr(p01))/2
+
         # OpenCV uses BGR format
         I = np.dstack([B,G,R])
         self.image = I