Added support for custom convolutions. Fix #49.

webroot/test/test_issue49.php

@@ -0,0 +1,38 @@
+<?php
+// Include config for all testcases
+include __DIR__ . "/config.php";
+
+
+
+// The title of the test case
+$title = "Testing issue 49 - flexible convolution";
+
+
+
+// Provide a short description of the testcase.
+$description = "Creating shortcuts to custom convolutions by using configurable list of constant convolutions.";
+
+
+
+// Use these images in the test
+$images = array(
+    'kodim08.png',
+);
+
+
+
+// For each image, apply these testcases 
+$testcase = array(
+    '&nc&width=400&convolve=lighten',
+    '&nc&width=400&convolve=darken',
+    '&nc&width=400&convolve=sharpen',
+    '&nc&width=400&convolve=emboss',
+    '&nc&width=400&convolve=blur',
+    '&nc&width=400&convolve=blur:blur',
+    '&nc&width=400&convolve=blur:blur:blur:blur',
+);
+
+
+
+// Apply testcases and present results
+include __DIR__ . "/template.php";