svn commit: r1894085 - in /pdfbox/trunk/pdfbox/src/test/java/org/apache/pdfbox: pdmodel/graphics/image/ValidateXImage.java rendering/TestQuality.java

[ti...@apache.org]

Author: tilman
Date: Sun Oct 10 03:40:30 2021
New Revision: 1894085

URL: http://svn.apache.org/viewvc?rev=1894085&view=rev
Log:
PDFBOX-4831: add test (not fully active); make utility method public

Added:
    pdfbox/trunk/pdfbox/src/test/java/org/apache/pdfbox/rendering/TestQuality.java   (with props)
Modified:
    pdfbox/trunk/pdfbox/src/test/java/org/apache/pdfbox/pdmodel/graphics/image/ValidateXImage.java

Modified: pdfbox/trunk/pdfbox/src/test/java/org/apache/pdfbox/pdmodel/graphics/image/ValidateXImage.java
URL: http://svn.apache.org/viewvc/pdfbox/trunk/pdfbox/src/test/java/org/apache/pdfbox/pdmodel/graphics/image/ValidateXImage.java?rev=1894085&r1=1894084&r2=1894085&view=diff
==============================================================================
--- pdfbox/trunk/pdfbox/src/test/java/org/apache/pdfbox/pdmodel/graphics/image/ValidateXImage.java (original)
+++ pdfbox/trunk/pdfbox/src/test/java/org/apache/pdfbox/pdmodel/graphics/image/ValidateXImage.java Sun Oct 10 03:40:30 2021
@@ -112,7 +112,7 @@ public class ValidateXImage
         }
     }
 
-    static int colorCount(BufferedImage bim)
+    public static int colorCount(BufferedImage bim)
     {
         Set<Integer> colors = new HashSet<>();
         int w = bim.getWidth();

Added: pdfbox/trunk/pdfbox/src/test/java/org/apache/pdfbox/rendering/TestQuality.java
URL: http://svn.apache.org/viewvc/pdfbox/trunk/pdfbox/src/test/java/org/apache/pdfbox/rendering/TestQuality.java?rev=1894085&view=auto
==============================================================================
--- pdfbox/trunk/pdfbox/src/test/java/org/apache/pdfbox/rendering/TestQuality.java (added)
+++ pdfbox/trunk/pdfbox/src/test/java/org/apache/pdfbox/rendering/TestQuality.java Sun Oct 10 03:40:30 2021
@@ -0,0 +1,52 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.pdfbox.rendering;
+
+import java.awt.image.BufferedImage;
+import java.io.File;
+import java.io.IOException;
+import org.apache.pdfbox.Loader;
+import org.apache.pdfbox.pdmodel.PDDocument;
+import org.apache.pdfbox.pdmodel.graphics.image.ValidateXImage;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+/**
+ *
+ * @author Tilman Hausherr
+ */
+class TestQuality
+{
+    private static final File TARGET_PDF_DIR = new File("target/pdfs");
+
+    /**
+     * PDFBOX-4831: PDF with a 300 dpi bitonal scan must be bitonal when rendered PDF at 300 dpi.
+     *
+     * @throws IOException 
+     */
+    @Test
+    void testPDFBox4831() throws IOException
+    {
+        File file = new File(TARGET_PDF_DIR, "PDFBOX-4831.pdf");
+        try (PDDocument doc = Loader.loadPDF(file))
+        {
+            PDFRenderer renderer = new PDFRenderer(doc);
+            BufferedImage bim = renderer.renderImageWithDPI(0, 300);
+            Assertions.assertEquals(4, ValidateXImage.colorCount(bim)); //TODO must be 2 when fixed
+        }
+    }
+}

Propchange: pdfbox/trunk/pdfbox/src/test/java/org/apache/pdfbox/rendering/TestQuality.java
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