mirror of https://github.com/apache/poi.git
add example to link video to slideshow
PPTX2SVG.txt is not necessary anymore with PPTX2PNG providing that function git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1884075 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Andreas Beeker
parent
0147917c9a
commit
36bf732641
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package org.apache.poi.examples.xslf;
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import static org.apache.poi.openxml4j.opc.PackageRelationshipTypes.CORE_PROPERTIES_ECMA376_NS;
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import java.awt.Rectangle;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.net.URI;
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import java.net.URISyntaxException;
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import javax.xml.namespace.QName;
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import org.apache.poi.openxml4j.opc.PackagePart;
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import org.apache.poi.openxml4j.opc.PackageRelationship;
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import org.apache.poi.openxml4j.opc.TargetMode;
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import org.apache.poi.sl.usermodel.PictureData;
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import org.apache.poi.xslf.usermodel.XMLSlideShow;
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import org.apache.poi.xslf.usermodel.XSLFPictureData;
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import org.apache.poi.xslf.usermodel.XSLFPictureShape;
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import org.apache.poi.xslf.usermodel.XSLFSlide;
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import org.apache.xmlbeans.XmlCursor;
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import org.openxmlformats.schemas.drawingml.x2006.main.CTHyperlink;
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import org.openxmlformats.schemas.presentationml.x2006.main.CTApplicationNonVisualDrawingProps;
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import org.openxmlformats.schemas.presentationml.x2006.main.CTExtension;
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import org.openxmlformats.schemas.presentationml.x2006.main.CTPicture;
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import org.openxmlformats.schemas.presentationml.x2006.main.CTSlide;
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import org.openxmlformats.schemas.presentationml.x2006.main.CTTLCommonMediaNodeData;
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import org.openxmlformats.schemas.presentationml.x2006.main.CTTLCommonTimeNodeData;
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import org.openxmlformats.schemas.presentationml.x2006.main.CTTimeNodeList;
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import org.openxmlformats.schemas.presentationml.x2006.main.STTLTimeIndefinite;
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import org.openxmlformats.schemas.presentationml.x2006.main.STTLTimeNodeFillType;
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import org.openxmlformats.schemas.presentationml.x2006.main.STTLTimeNodeRestartType;
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import org.openxmlformats.schemas.presentationml.x2006.main.STTLTimeNodeType;
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public class LinkVideoToPptx {
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public static void main(String[] args) throws IOException, URISyntaxException {
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XMLSlideShow pptx = new XMLSlideShow();
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String videoFileName = "file_example_MP4_640_3MG.mp4";
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XSLFSlide slide1 = pptx.createSlide();
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PackagePart pp = slide1.getPackagePart();
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URI mp4uri = new URI("./"+videoFileName);
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PackageRelationship prsEmbed1 = pp.addRelationship(mp4uri, TargetMode.EXTERNAL, "http://schemas.microsoft.com/office/2007/relationships/media");
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PackageRelationship prsExec1 = pp.addRelationship(mp4uri, TargetMode.EXTERNAL, "http://schemas.openxmlformats.org/officeDocument/2006/relationships/video");
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File previewJpg = new File("preview.jpg");
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XSLFPictureData snap = pptx.addPicture(previewJpg, PictureData.PictureType.JPEG);
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XSLFPictureShape pic1 = slide1.createPicture(snap);
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pic1.setAnchor(new Rectangle(100, 100, 500, 400));
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CTPicture xpic1 = (CTPicture)pic1.getXmlObject();
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CTHyperlink link1 = xpic1.getNvPicPr().getCNvPr().addNewHlinkClick();
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link1.setId("");
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link1.setAction("ppaction://media");
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CTApplicationNonVisualDrawingProps nvPr = xpic1.getNvPicPr().getNvPr();
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nvPr.addNewVideoFile().setLink(prsExec1.getId());
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CTExtension ext = nvPr.addNewExtLst().addNewExt();
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ext.setUri("{DAA4B4D4-6D71-4841-9C94-3DE7FCFB9230}");
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String p14Ns = "http://schemas.microsoft.com/office/powerpoint/2010/main";
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XmlCursor cur = ext.newCursor();
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cur.toEndToken();
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cur.beginElement(new QName(p14Ns, "media", "p14"));
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cur.insertNamespace("p14", p14Ns);
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cur.insertAttributeWithValue(new QName(CORE_PROPERTIES_ECMA376_NS, "link"), prsEmbed1.getId());
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cur.dispose();
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CTSlide xslide = slide1.getXmlObject();
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CTTimeNodeList ctnl;
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if (!xslide.isSetTiming()) {
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CTTLCommonTimeNodeData ctn = xslide.addNewTiming().addNewTnLst().addNewPar().addNewCTn();
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ctn.setDur(STTLTimeIndefinite.INDEFINITE);
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ctn.setRestart(STTLTimeNodeRestartType.NEVER);
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ctn.setNodeType(STTLTimeNodeType.TM_ROOT);
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ctnl = ctn.addNewChildTnLst();
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} else {
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ctnl = xslide.getTiming().getTnLst().getParArray(0).getCTn().getChildTnLst();
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}
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CTTLCommonMediaNodeData cmedia = ctnl.addNewVideo().addNewCMediaNode();
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cmedia.setVol(80000);
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CTTLCommonTimeNodeData ctn = cmedia.addNewCTn();
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ctn.setFill(STTLTimeNodeFillType.HOLD);
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ctn.setDisplay(false);
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ctn.addNewStCondLst().addNewCond().setDelay(STTLTimeIndefinite.INDEFINITE);
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cmedia.addNewTgtEl().addNewSpTgt().setSpid(""+pic1.getShapeId());
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try (FileOutputStream fos = new FileOutputStream("mp4test/mp4test-poi.pptx")) {
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pptx.write(fos);
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}
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}
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}
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@ -1,176 +0,0 @@
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/*
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* ====================================================================
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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* ====================================================================
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*/
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package org.apache.poi.xslf.usermodel;
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import org.apache.batik.dom.svg.SVGDOMImplementation;
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import org.apache.batik.svggen.SVGGraphics2D;
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import org.apache.batik.transcoder.wmf.tosvg.WMFPainter;
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import org.apache.batik.transcoder.wmf.tosvg.WMFRecordStore;
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import org.apache.poi.openxml4j.opc.OPCPackage;
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import org.apache.poi.openxml4j.opc.PackagePart;
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import org.w3c.dom.DOMImplementation;
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import org.w3c.dom.Document;
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import javax.imageio.ImageIO;
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import javax.xml.transform.OutputKeys;
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import javax.xml.transform.Transformer;
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import javax.xml.transform.TransformerFactory;
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import javax.xml.transform.dom.DOMSource;
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import javax.xml.transform.stream.StreamResult;
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import java.awt.Dimension;
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import java.awt.Graphics2D;
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import java.awt.geom.Rectangle2D;
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import java.awt.image.BufferedImage;
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import java.io.DataInputStream;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.OutputStreamWriter;
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/**
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* Convert each slide of a .pptx presentation into SVG
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*
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* @author Yegor Kozlov
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*/
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public class PPTX2SVG {
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static void usage() {
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System.out.println("Usage: PPTX2SVG <pptx file>");
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}
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public static void main(String[] args) throws Exception {
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if (args.length == 0) {
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usage();
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return;
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}
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String file = args[0];
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System.out.println("Processing " + file);
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// read the .pptx file
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XMLSlideShow ppt = new XMLSlideShow(OPCPackage.open(file));
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Dimension pgsize = ppt.getPageSize();
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// convert each slide into a .svg file
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XSLFSlide[] slide = ppt.getSlides();
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for (int i = 0; i < slide.length; i++) {
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// Create initial SVG DOM
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DOMImplementation domImpl = SVGDOMImplementation.getDOMImplementation();
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Document doc = domImpl.createDocument("http://www.w3.org/2000/svg", "svg", null);
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//Use Batik SVG Graphics2D driver
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SVGGraphics2D graphics = new SVGGraphics2D(doc);
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graphics.setRenderingHint(XSLFRenderingHint.IMAGE_RENDERER, new WMFImageRender());
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graphics.setSVGCanvasSize(pgsize);
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String title = slide[i].getTitle();
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System.out.println("Rendering slide " + (i + 1) + (title == null ? "" : ": " + title));
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// draw stuff. All the heavy-lifting happens here
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slide[i].draw(graphics);
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// save the result.
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int sep = file.lastIndexOf(".");
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String fname = file.substring(0, sep == -1 ? file.length() : sep) + "-" + (i + 1) + ".svg";
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OutputStreamWriter out =
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new OutputStreamWriter(new FileOutputStream(fname), "UTF-8");
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DOMSource domSource = new DOMSource(graphics.getRoot());
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StreamResult streamResult = new StreamResult(out);
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TransformerFactory tf = TransformerFactory.newInstance();
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Transformer serializer = tf.newTransformer();
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serializer.setOutputProperty(OutputKeys.ENCODING, "UTF-8");
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serializer.setOutputProperty(OutputKeys.INDENT, "yes");
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serializer.transform(domSource, streamResult);
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out.flush();
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out.close();
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}
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System.out.println("Done");
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}
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/**
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* Image renderer with support for .wmf images
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*/
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static class WMFImageRender extends XSLFImageRendener {
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/**
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* Use Apache Batik to render WMF,
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* delegate all other types of images to the javax.imageio framework
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*/
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@Override
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public boolean drawImage(Graphics2D graphics, XSLFPictureData data,
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Rectangle2D anchor) {
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try {
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// see what type of image we are
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PackagePart part = data.getPackagePart();
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String contentType = part.getContentType();
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if (contentType.equals("image/x-wmf")) {
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WMFRecordStore currentStore = new WMFRecordStore();
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currentStore.read(new DataInputStream(part.getInputStream()));
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int wmfwidth = currentStore.getWidthPixels();
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float conv = (float) anchor.getWidth() / wmfwidth;
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// Build a painter for the RecordStore
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WMFPainter painter = new WMFPainter(currentStore,
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(int) anchor.getX(), (int) anchor.getY(), conv);
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painter.paint(graphics);
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} else {
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BufferedImage img = ImageIO.read(data.getPackagePart().getInputStream());
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graphics.drawImage(img,
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(int) anchor.getX(), (int) anchor.getY(),
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(int) anchor.getWidth(), (int) anchor.getHeight(), null);
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}
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} catch (Exception e) {
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return false;
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}
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return true;
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}
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/**
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* Convert data form the supplied package part into a BufferedImage.
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* This method is used to create texture paint.
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*/
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@Override
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public BufferedImage readImage(PackagePart packagePart) throws IOException {
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String contentType = packagePart.getContentType();
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if (contentType.equals("image/x-wmf")) {
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try {
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WMFRecordStore currentStore = new WMFRecordStore();
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currentStore.read(new DataInputStream(packagePart.getInputStream()));
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int wmfwidth = currentStore.getWidthPixels();
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int wmfheight = currentStore.getHeightPixels();
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BufferedImage img = new BufferedImage(wmfwidth, wmfheight, BufferedImage.TYPE_INT_RGB);
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Graphics2D graphics = img.createGraphics();
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// Build a painter for the RecordStore
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WMFPainter painter = new WMFPainter(currentStore, 0, 0, 1.0f);
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painter.paint(graphics);
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return img;
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} catch (IOException e) {
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return null;
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}
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} else {
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return ImageIO.read(packagePart.getInputStream());
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}
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}
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}
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}
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