added a main class to org.mp4parser.isoparser that can spit out metadata for an mp4 file

Change-Id: I5cd577569eff809d734055fb744a50ddc429030b

java/org.mp4parser.isoparser/.classpath

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
+	<classpathentry kind="src" path="src"/>
 	<classpathentry exported="true" kind="lib" path="lib/isoparser-1.9.31.jar"/>
 	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>

java/org.mp4parser.isoparser/src/com/sap/sailing/media/MediaFileParser.java

@@ -0,0 +1,79 @@
+package com.sap.sailing.media;
+
+import java.io.ByteArrayInputStream;
+import java.io.File;
+import java.io.IOException;
+import java.net.MalformedURLException;
+import java.util.Date;
+
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.ParserConfigurationException;
+
+import org.mp4parser.IsoFile;
+import org.mp4parser.boxes.UserBox;
+import org.mp4parser.boxes.iso14496.part12.MovieBox;
+import org.mp4parser.boxes.iso14496.part12.MovieHeaderBox;
+import org.mp4parser.tools.Path;
+import org.w3c.dom.Document;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+import org.xml.sax.SAXException;
+
+public class MediaFileParser {
+    public static void main(String[] args) throws MalformedURLException, ParserConfigurationException, SAXException, IOException {
+        new MediaFileParser().checkMetadataByFullFileDownload(new File(args[0]));
+    }
+    
+    private void checkMetadataByFullFileDownload(File input)
+            throws ParserConfigurationException, SAXException, IOException {
+        IsoFile isof = new IsoFile(input);
+        Date recordStartedTimer = determineRecordingStart(isof);
+        long durationInMillis = determineDurationInMillis(isof);
+        boolean spherical = determine360(isof);
+        System.out.println("Start: "+recordStartedTimer.toString()+", duration: "+durationInMillis+"ms; spherical: "+spherical);
+    }
+
+    private boolean determine360(IsoFile isof) throws ParserConfigurationException, SAXException, IOException {
+        boolean spherical = false;
+        UserBox uuidBox = Path.getPath(isof, "moov[0]/trak[0]/uuid");
+        if (uuidBox != null) {
+            DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
+            DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
+            Document doc = dBuilder.parse(new ByteArrayInputStream(uuidBox.getData()));
+
+            NodeList childs = doc.getDocumentElement().getChildNodes();
+            for (int i = 0; i < childs.getLength(); i++) {
+                Node child = childs.item(i);
+                if (child.getNodeName().toLowerCase().contains(":spherical")) {
+                    spherical = true;
+                }
+            }
+        }
+        return spherical;
+    }
+
+    private long determineDurationInMillis(IsoFile isof) {
+        long duration = -1;
+        MovieBox mbox = isof.getMovieBox();
+        if (mbox != null) {
+            MovieHeaderBox mhb = mbox.getMovieHeaderBox();
+            if (mhb != null) {
+                duration = mhb.getDuration()*1000 / mhb.getTimescale();
+            }
+        }
+        return duration;
+    }
+    
+    private Date determineRecordingStart(IsoFile isof) {
+        Date creationTime = null;
+        MovieBox mbox = isof.getMovieBox();
+        if (mbox != null) {
+            MovieHeaderBox mhb = mbox.getMovieHeaderBox();
+            if (mhb != null) {
+                creationTime = mhb.getCreationTime();
+            }
+        }
+        return creationTime;
+    }
+}