Explain difference to HTML and Dynamic HTML

Author: casperbakker

Readme.md

@@ -53,11 +53,11 @@ file_put_contents('barcode.png', $generator->getBarcode('081231723897', $generat
 
 ## Image types
 ```php
-$generatorSVG = new Picqer\Barcode\BarcodeGeneratorSVG();
-$generatorPNG = new Picqer\Barcode\BarcodeGeneratorPNG();
-$generatorJPG = new Picqer\Barcode\BarcodeGeneratorJPG();
-$generatorHTML = new Picqer\Barcode\BarcodeGeneratorHTML();
-$generatorHTML = new Picqer\Barcode\BarcodeGeneratorDynamicHTML();
+$generatorSVG = new Picqer\Barcode\BarcodeGeneratorSVG(); // Vector based SVG
+$generatorPNG = new Picqer\Barcode\BarcodeGeneratorPNG(); // Pixel based PNG
+$generatorJPG = new Picqer\Barcode\BarcodeGeneratorJPG(); // Pixel based JPG
+$generatorHTML = new Picqer\Barcode\BarcodeGeneratorHTML(); // Pixel based HTML
+$generatorHTML = new Picqer\Barcode\BarcodeGeneratorDynamicHTML(); // Vector based HTML
 ```
 
 ## Accepted barcode types

src/BarcodeGeneratorDynamicHTML.php

@@ -8,6 +8,7 @@ class BarcodeGeneratorDynamicHTML extends BarcodeGenerator
 
     /**
      * Return an HTML representation of barcode.
+     * This 'dynamic' version uses percentage based widths and heights, resulting in a vector-y qualitative result.
      *
      * @param string $barcode code to print
      * @param string $type type of barcode

src/BarcodeGeneratorHTML.php

@@ -6,6 +6,7 @@ class BarcodeGeneratorHTML extends BarcodeGenerator
 {
     /**
      * Return an HTML representation of barcode.
+     * This original version uses pixel based widths and heights. Use Dynamic HTML version for better quality representation.
      *
      * @param string $barcode code to print
      * @param string $type type of barcode