From 05731a11d272a4c8dbf4c478dbfebcb18dc61c62 Mon Sep 17 00:00:00 2001
From: berlinquin <berlinquin@gmail.com>
Date: Sat, 24 Jun 2017 16:12:41 -0600
Subject: [PATCH] Reverse order of operations in getErrorCorrectionLevel

---
 include/barcodes/pdf417.php | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/include/barcodes/pdf417.php b/include/barcodes/pdf417.php
index 4fbe652..3b1774e 100644
--- a/include/barcodes/pdf417.php
+++ b/include/barcodes/pdf417.php
@@ -740,16 +740,6 @@ class PDF417 {
 	 * @protected
 	 */
 	protected function getErrorCorrectionLevel($ecl, $numcw) {
-		// get maximum correction level
-		$maxecl = 8; // starting error level
-		$maxerrsize = (928 - $numcw); // available codewords for error
-		while ($maxecl > 0) {
-			$errsize = (2 << $ecl);
-			if ($maxerrsize >= $errsize) {
-				break;
-			}
-			--$maxecl;
-		}
 		// check for automatic levels
 		if (($ecl < 0) OR ($ecl > 8)) {
 			if ($numcw < 41) {
@@ -764,6 +754,16 @@ class PDF417 {
 				$ecl = $maxecl;
 			}
 		}
+		// get maximum correction level
+		$maxecl = 8; // starting error level
+		$maxerrsize = (928 - $numcw); // available codewords for error
+		while ($maxecl > 0) {
+			$errsize = (2 << $ecl);
+			if ($maxerrsize >= $errsize) {
+				break;
+			}
+			--$maxecl;
+		}
 		if ($ecl > $maxecl) {
 			$ecl = $maxecl;
 		}