-

Author: previ

data/program_find_color.data

@@ -1 +1 @@
-{"dom_code": "<xml xmlns=\"http://www.w3.org/1999/xhtml\"><block type=\"controls_whileUntil\" x=\"1\" y=\"90\"><field name=\"MODE\">WHILE</field><value name=\"BOOL\"><block type=\"logic_boolean\"><field name=\"BOOL\">TRUE</field></block></value><statement name=\"DO\"><block type=\"text_print\"><value name=\"TEXT\"><block type=\"coderbot_adv_findColor\"><field name=\"RETVAL\">DIST</field><value name=\"COLOR\"><block type=\"colour_rgb\"><value name=\"RED\"><block type=\"math_number\"><field name=\"NUM\">124</field></block></value><value name=\"GREEN\"><block type=\"math_number\"><field name=\"NUM\">50</field></block></value><value name=\"BLUE\"><block type=\"math_number\"><field name=\"NUM\">74</field></block></value></block></value></block></value></block></statement></block></xml>", "code": "def colour_rgb(r, g, b):\n  r = round(min(100, max(0, r)) * 2.55)\n  g = round(min(100, max(0, g)) * 2.55)\n  b = round(min(100, max(0, b)) * 2.55)\n  return '#%02x%02x%02x' % (r, g, b)\n\n\nwhile True:\n  get_prog_eng().check_end()\n  get_cam().set_text(get_cam().find_color(colour_rgb(124, 50, 74))[0])\n", "name": "find_color"}
+{"dom_code": "<xml xmlns=\"http://www.w3.org/1999/xhtml\"><block type=\"controls_whileUntil\" x=\"1\" y=\"90\"><field name=\"MODE\">WHILE</field><value name=\"BOOL\"><block type=\"logic_boolean\"><field name=\"BOOL\">TRUE</field></block></value><statement name=\"DO\"><block type=\"text_print\"><value name=\"TEXT\"><block type=\"coderbot_adv_findColor\"><field name=\"RETVAL\">DIST</field><value name=\"COLOR\"><block type=\"text\"><field name=\"TEXT\">#000500</field></block></value></block></value></block></statement></block></xml>", "code": "while True:\n  get_prog_eng().check_end()\n  get_cam().set_text(get_cam().find_color('#000500')[0])\n", "name": "find_color"}

static/js/control.js

@@ -97,7 +97,7 @@ $(document).on( "pagecreate", '#page-control', function( event ) {
                 canvas.height = img.height();
                 canvas.getContext('2d').drawImage(img.get(0), 0, 0, img.width(), img.height());
                 var pixelData = canvas.getContext('2d').getImageData(x, y, 1, 1).data;
-                var colorHex = "0x" + paddedHexString(pixelData[0]) + paddedHexString(pixelData[1]) + paddedHexString(pixelData[2]);
+                var colorHex = "#" + paddedHexString(pixelData[0]) + paddedHexString(pixelData[1]) + paddedHexString(pixelData[2]);
 		alert("Color at point: " + colorHex); 
         });
 	$( ".photopopup" ).on({

viz/image.py

@@ -138,7 +138,12 @@ def binarize(self, threshold = -1):
 
     def find_blobs(self, minsize=0, maxsize=10000000):
       blobs = []
-      image, contours, hyerarchy = cv2.findContours(self._data, cv2.RETR_LIST, cv2.CHAIN_APPROX_SIMPLE)
+      image = contours = hyerarchy = None
+      if "2.4" in cv2.__version__:
+         contours, hyerarchy = cv2.findContours(self._data, cv2.RETR_LIST, cv2.CHAIN_APPROX_SIMPLE)
+      else:
+        image, contours, hyerarchy = cv2.findContours(self._data, cv2.RETR_LIST, cv2.CHAIN_APPROX_SIMPLE)
+
       for c in contours:
         area = cv2.contourArea(c)
         if area > minsize and area < maxsize: