Added qrcodes and barcodes target analysis

composer.json

@@ -1,23 +1,31 @@
 {
   "name": "jansenfelipe/omr",
-  "description": "Optical Mark Recognition from PHP",
+  "description": "Optical Mark Recognition from PHP with support of barcodes and qrcodes",
   "type": "library",
   "license": "MIT",
   "authors": [
     {
       "name": "Jansen Felipe",
       "email": "jansen.felipe@gmail.com"
+    },
+    {
+        "name": "Geoffroy de Corbiac",
+        "email": "geoffroydecorbiac@gmail.com"
     }
   ],
   "keywords": [
     "omr",
     "optical mark recognition",
-    "survey"
+    "survey",
+    "barcode",
+    "zbar",
+    "qrcode"
   ],
   "require": {
     "php": "7.*",
     "ext-imagick": "*",
-    "symfony/console": "2.7.*"
+    "symfony/console": "2.7.*",
+    "robbiep/zbar-qrdecoder": "dev-master"
   },
   "bin": ["bin/omr"],
   "require-dev": {

example/example_2.json

@@ -0,0 +1,110 @@
+{
+    "dpi": 150,
+    "width": 1275,
+    "height": 1753,
+    "limits": {
+      "topRight": {
+        "x": 1152,
+        "y": 70
+      },
+      "bottomLeft": {
+        "x": 70,
+        "y": 1671
+      }
+    },
+    "targets": [
+      {
+        "x1": 642,
+        "y1": 118,
+        "x2": 665,
+        "y2": 141,
+        "id": "Rectangle : 1",
+        "type": "rectangle",
+        "tolerance": 60
+      },
+      {
+        "x1": 712,
+        "y1": 118,
+        "x2": 736,
+        "y2": 141,
+        "id": "Rectangle : 2",
+        "type": "rectangle",
+        "tolerance": 60
+      },
+      {
+        "x1": 788,
+        "y1": 118,
+        "x2": 811,
+        "y2": 141,
+        "id": "Rectangle : 3",
+        "type": "rectangle",
+        "tolerance": 60
+      },
+      {
+        "x1": 866,
+        "y1": 118,
+        "x2": 889,
+        "y2": 141,
+        "id": "Rectangle : 4",
+        "type": "rectangle",
+        "tolerance": 60
+      },
+      {
+        "x1": 944,
+        "y1": 118,
+        "x2": 968,
+        "y2": 141,
+        "id": "Rectangle : 5",
+        "type": "rectangle",
+        "tolerance": 60
+      },
+      {
+        "x1": 619,
+        "y1": 277,
+        "x2": 968,
+        "y2": 433,
+        "id": "Text area :",
+        "type": "text"
+      },
+      {
+        "x1": 619,
+        "y1": 500,
+        "x2": 968,
+        "y2": 600,
+        "id": "Fake barcode zone",
+        "type": "barcode"
+      },
+      {
+        "x1": 138,
+        "y1": 615,
+        "x2": 650,
+        "y2": 740,
+        "id": "Code 39",
+        "type": "barcode"
+      },
+      {
+        "x1": 138,
+        "y1": 857,
+        "x2": 644,
+        "y2": 980,
+        "id": "Code 128",
+        "type": "barcode"
+      },
+      {
+        "x1": 163,
+        "y1": 1140,
+        "x2": 484,
+        "y2": 1279,
+        "id": "EAN 13",
+        "type": "barcode"
+      },
+      {
+        "x1": 147,
+        "y1": 1424,
+        "x2": 325,
+        "y2": 1584,
+        "id": "QRCode",
+        "type": "barcode"
+      }
+    ]
+  }

src/Commands/ScanCommand.php

@@ -61,8 +61,7 @@ protected function execute(InputInterface $input, OutputInterface $output)
         $result = $scanner->scan($map);
 
         $io = new SymfonyStyle($input, $output);
-
-        $io->table(['id', 'marked'], $result->toArray()['targets']);
+        $io->table(['id', 'marked', 'result'], $result->toArray()['targets']);
     }
 
 

src/Contracts/Scanner.php

@@ -9,6 +9,8 @@
 use JansenFelipe\OMR\Targets\CircleTarget;
 use JansenFelipe\OMR\Targets\RectangleTarget;
 use JansenFelipe\OMR\Targets\TextTarget;
+use JansenFelipe\OMR\Targets\ZBarTarget;
+use RobbieP\ZbarQrdecoder\Result\ErrorResult;
 
 abstract class Scanner
 {
@@ -47,6 +49,15 @@ protected abstract function topRight(Point $near);
      */
     protected abstract function bottomLeft(Point $near);
 
+    /**
+     * Returns barcode analysis in a rectangular area
+     *
+     * @param Point $a
+     * @param Point $b
+     * @return mixed
+     */
+    protected abstract function barcodeArea(Point $a, Point $b);
+
     /**
      * Returns pixel analysis in a rectangular area
      *
@@ -191,28 +202,7 @@ public function scan(Map $map)
 
         foreach($map->targets() as $target)
         {
-            if ($target instanceof TextTarget)
-            {
-                $target->setImageBlob($this->textArea($target->getA()->moveX($ajustX)->moveY($ajustY), $target->getB()->moveX($ajustX)->moveY($ajustY)));
-
-            }else {
-
-                if ($target instanceof RectangleTarget)
-                {
-                    $area = $this->rectangleArea($target->getA()->moveX($ajustX)->moveY($ajustY), $target->getB()->moveX($ajustX)->moveY($ajustY), $target->getTolerance());
-                }
-
-                if ($target instanceof CircleTarget)
-                {
-                    $area = $this->circleArea($target->getPoint()->moveX($ajustX)->moveY($ajustY), $target->getRadius(), $target->getTolerance());
-                }
-
-                $target->setBlackPixelsPercent($area->percentBlack());
-
-                $target->setMarked($area->percentBlack() >= $target->getTolerance());
-            }
-
-            $result->addTarget($target);
+            $result->addTarget($this->analyzeTarget($target, $ajustX, $ajustY));
         }
 
 
@@ -280,4 +270,40 @@ protected function createResult($imagePath){
         return $result;
     }
 
+    private function analyzeTarget(Target $target, $ajustX, $ajustY)
+    {
+        if ($target instanceof TextTarget) {
+            $target->setImageBlob($this->textArea($target->getA()->moveX($ajustX)->moveY($ajustY), $target->getB()->moveX($ajustX)->moveY($ajustY)));
+            return $target;
+        }
+
+        if ($target instanceof ZBarTarget) {
+            try {
+                $result = $this->barcodeArea($target->getA()->moveX($ajustX)->moveY($ajustY), $target->getB()->moveX($ajustX)->moveY($ajustY));
+                if ($result instanceof ErrorResult) {
+                    $target->setResult($result->text);
+                } else {
+                    $target->setResult($result->text);
+                    $target->setFormat($result->format);
+                    $target->setMarked(true);
+                }
+            } catch (\Throwable $th) {
+                $target->setResult($th->getMessage());
+            }
+            return $target;
+        }
+
+        if ($target instanceof RectangleTarget) {
+            $area = $this->rectangleArea($target->getA()->moveX($ajustX)->moveY($ajustY), $target->getB()->moveX($ajustX)->moveY($ajustY), $target->getTolerance());
+        }
+
+        if ($target instanceof CircleTarget) {
+            $area = $this->circleArea($target->getPoint()->moveX($ajustX)->moveY($ajustY), $target->getRadius(), $target->getTolerance());
+        }
+
+        $target->setBlackPixelsPercent($area->percentBlack());
+        $target->setMarked($area->percentBlack() >= $target->getTolerance());
+
+        return $target;
+    }
 }

src/Maps/MapJson.php

@@ -8,6 +8,7 @@
 use JansenFelipe\OMR\Targets\CircleTarget;
 use JansenFelipe\OMR\Targets\RectangleTarget;
 use JansenFelipe\OMR\Targets\TextTarget;
+use JansenFelipe\OMR\Targets\ZBarTarget;
 
 class MapJson implements Map
 {
@@ -96,6 +97,11 @@ public function targets()
                 $t = new TextTarget($target['id'], new Point($target['x1'], $target['y1']), new Point($target['x2'], $target['y2']));
             }
 
+            if($target['type'] == 'barcode')
+            {
+                $t = new ZBarTarget($target['id'], new Point($target['x1'], $target['y1']), new Point($target['x2'], $target['y2']));
+            }
+
             if($target['type'] == 'rectangle')
             {
                 $t = new RectangleTarget($target['id'], new Point($target['x1'], $target['y1']), new Point($target['x2'], $target['y2']));

src/Result.php

@@ -4,6 +4,7 @@
 
 use JansenFelipe\OMR\Contracts\Target;
 use JansenFelipe\OMR\Targets\TextTarget;
+use JansenFelipe\OMR\Targets\ZBarTarget;
 
 class Result
 {
@@ -109,7 +110,8 @@ public function toArray()
         $targets = array_map(function (Target $item) {
             return [
                 'id' => $item->getId(),
-                'marked' => $item->isMarked() ? 'yes' : 'no'
+                'marked' => $item->isMarked() ? 'yes' : 'no',
+                'result' => $item instanceof ZBarTarget ? $item->getResult() : ' - '
             ];
         }, $filtered);
 

src/Scanners/ImagickScanner.php

@@ -7,6 +7,7 @@
 use JansenFelipe\OMR\Area;
 use JansenFelipe\OMR\Contracts\Scanner;
 use JansenFelipe\OMR\Point;
+use RobbieP\ZbarQrdecoder\ZbarDecoder;
 
 class ImagickScanner extends Scanner
 {
@@ -269,6 +270,25 @@ protected function textArea(Point $a, Point $b)
         return $region->getImageBlob();
     }
 
+    /**
+     * Returns barcode analysis of a rectangular area
+     *
+     * @param Point $a
+     * @param Point $b
+     * @return mixed
+     */
+    protected function barcodeArea(Point $a, Point $b)
+    {
+        $imageBlob = $this->textArea($a, $b);
+        $image = new \Imagick();
+        $image->readImageBlob($imageBlob);
+        $tmpImagePath = tempnam(sys_get_temp_dir(), 'CODE');
+        $image->writeImage($tmpImagePath);
+
+        $ZbarDecoder = new ZbarDecoder();
+        return $ZbarDecoder->make($tmpImagePath);
+    }
+
     /**
      * Finish processes
      *