From 1452d6f3406b7446e1ecd2cc7a0c77565fa650d8 Mon Sep 17 00:00:00 2001
From: James Collins <james.collins@outlook.com.au>
Date: Sun, 5 Feb 2023 12:20:59 +1000
Subject: [PATCH] provide double scale

---
 app/Http/Controllers/Api/OCRController.php | 26 +++++++++++++++++++++-
 1 file changed, 25 insertions(+), 1 deletion(-)

diff --git a/app/Http/Controllers/Api/OCRController.php b/app/Http/Controllers/Api/OCRController.php
index 45c12a2..c7bf378 100644
--- a/app/Http/Controllers/Api/OCRController.php
+++ b/app/Http/Controllers/Api/OCRController.php
@@ -75,6 +75,31 @@ class OCRController extends ApiController
             $data['ocr_greyscale'] = $result;
             imagedestroy($imgcreate);
 
+            // Double Scale
+            $result = '';
+            $srcImage = imagecreatefrompng($tmpfname);
+            $srcWidth = imagesx($srcImage);
+            $srcHeight = imagesy($srcImage);
+
+            $dstWidth = ($srcWidth * 2);
+            $dstHeight = ($srcHeight * 2);
+            $dstImage = imagecreatetruecolor($dstWidth, $dstHeight);
+
+            // Copy and resize the original image onto the new canvas
+            imagecopyresampled($dstImage, $srcImage, 0, 0, 0, 0, $dstWidth, $dstHeight, $srcWidth, $srcHeight);
+
+            // Generate a temporary filename for the doubled-scale image
+            $tmpfname_scaled = tempnam(sys_get_temp_dir(), 'double_scale');
+            imagejpeg($dstImage, $tmpfname_scaled);
+            imagedestroy($srcImage);
+            imagedestroy($dstImage);
+
+            // OCR it
+            $ocr->image($tmpfname_scaled);
+            $result = $ocr->run(500);
+            unlink($tmpfname_scaled);
+            $data['ocr_double_scale'] = $result;
+
             unlink($tmpfname);
             return $this->respondJson($data);
         }//end if
@@ -82,7 +107,6 @@ class OCRController extends ApiController
         return $this->respondWithErrors(['url' => 'url is missing']);
     }
 
-
     // $ffmpeg = FFMpeg\FFMpeg::create();
 
     // // Load the input video