本文整理汇总了Java中org.apache.pdfbox.tools.imageio.ImageIOUtil类的典型用法代码示例。如果您正苦于以下问题:Java ImageIOUtil类的具体用法?Java ImageIOUtil怎么用?Java ImageIOUtil使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
ImageIOUtil类属于org.apache.pdfbox.tools.imageio包,在下文中一共展示了ImageIOUtil类的6个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Java代码示例。
示例1: generateImage
import org.apache.pdfbox.tools.imageio.ImageIOUtil; //导入依赖的package包/类
@Override
public File generateImage(PDDocument pdDocument) throws FileNotFoundException {
File imageFile = null;
try{
PDFRenderer pdfRenderer = new PDFRenderer(pdDocument);
for(int x = 0;x < pdDocument.getNumberOfPages();x++){
BufferedImage bImage = pdfRenderer.renderImageWithDPI(x,300, ImageType.RGB);
ImageIOUtil.writeImage(bImage,String.format(folderPath + "/template_image.%s" ,"jpg"),300);
}
pdDocument.close();
imageFile = new File(folderPath + "/template_image.jpg");
}catch (IOException e){
e.printStackTrace();
}
return imageFile;
}
开发者ID:grassrootza,项目名称:grassroot-platform,代码行数:17,代码来源:PdfGeneratingServiceImpl.java
示例2: testSetCropBoxImgENG_US_NMATSCJ_1_103_0330
import org.apache.pdfbox.tools.imageio.ImageIOUtil; //导入依赖的package包/类
/**
* <a href="http://stackoverflow.com/questions/39689004/pdfbox-2-0-3-set-cropbox-using-textposition-coordinates">
* PDFBox 2.0.3 Set cropBox using TextPosition coordinates
* </a>
* <br/>
* <a href="http://downloadcenter.samsung.com/content/UM/201504/20150407095631744/ENG-US_NMATSCJ-1.103-0330.pdf">
* ENG-US_NMATSCJ-1.103-0330.pdf
* </a>
* <p>
* This test shows how to set the crop box on page twelve and render the cropped page as image.
* </p>
*/
@Test
public void testSetCropBoxImgENG_US_NMATSCJ_1_103_0330() throws IOException
{
try ( InputStream resource = getClass().getResourceAsStream("ENG-US_NMATSCJ-1.103-0330.pdf"))
{
PDDocument pdDocument = PDDocument.load(resource);
PDPage page = pdDocument.getPage(12-1);
page.setCropBox(new PDRectangle(40f, 680f, 510f, 100f));
PDFRenderer renderer = new PDFRenderer(pdDocument);
BufferedImage img = renderer.renderImage(12 - 1, 4f);
ImageIOUtil.writeImage(img, new File(RESULT_FOLDER, "ENG-US_NMATSCJ-1.103-0330-page12cropped.jpg").getAbsolutePath(), 300);
pdDocument.close();
}
}
开发者ID:mkl-public,项目名称:testarea-pdfbox2,代码行数:28,代码来源:SetCropBox.java
示例3: savePdfPageAsPNG
import org.apache.pdfbox.tools.imageio.ImageIOUtil; //导入依赖的package包/类
/**
* Renders PDF page with DPI specified in settings and saves it in specified directory.
*
* @param renderer PDF renderer instance
* @param page page number
* @param outputDir output directory
* @throws IOException
*/
private void savePdfPageAsPNG(PDFRenderer renderer, int page, Path outputDir) throws IOException {
BufferedImage bim;
synchronized (this) {
bim = renderer.renderImageWithDPI(page, settings.getPdfRenderingDpi(), ImageType.RGB);
}
Path outPath = outputDir.resolve(Paths.get("page_" + (page + 1) + ".png"));
ImageIOUtil.writeImage(bim, outPath.toString(), settings.getPdfRenderingDpi());
}
开发者ID:rostrovsky,项目名称:pdf-table,代码行数:18,代码来源:PdfTableReader.java
示例4: toImageFiles
import org.apache.pdfbox.tools.imageio.ImageIOUtil; //导入依赖的package包/类
public static List<File> toImageFiles(File pdfFile, int resolution) throws Exception {
PDDocument document = PDDocument.load(pdfFile);
PDFRenderer pdfRenderer = new PDFRenderer(document);
/*
List<PDPage> pages = new LinkedList<PDPage>();
for (int i=0; i < document.getDocumentCatalog().getPages().getCount(); i++) {
pages.add( document.getDocumentCatalog().getPages().get(i) );
}
*/
File tmpDir = new File(Constants.getWorkTmpDir() + "/" + PdfConvertUtils.class.getSimpleName()
+ "/" + System.currentTimeMillis() + "/");
FileUtils.forceMkdir( tmpDir );
List<File> files = new LinkedList<File>();
//int len = String.valueOf(pages.size()+1).length();
int len = String.valueOf(document.getDocumentCatalog().getPages().getCount()+1).length();
//for (int i=0; i<pages.size(); i++) {
for (int i=0; i<document.getDocumentCatalog().getPages().getCount(); i++) {
String name = StringUtils.leftPad(String.valueOf(i+1), len, "0");
BufferedImage bufImage = pdfRenderer.renderImageWithDPI(i, resolution, ImageType.RGB);
File imageFile = new File( tmpDir.getPath() + "/" + name + ".png" );
FileOutputStream fos = new FileOutputStream(imageFile);
ImageIOUtil.writeImage(bufImage, "png", fos, resolution);
fos.flush();
fos.close();
files.add(imageFile);
}
document.close();
tmpDir = null;
return files;
}
开发者ID:billchen198318,项目名称:bamboobsc,代码行数:31,代码来源:PdfConvertUtils.java
示例5: initialize
import org.apache.pdfbox.tools.imageio.ImageIOUtil; //导入依赖的package包/类
@FXML
public void initialize() {
this.txtImageLocation.setOnAction(ev -> {
String location = this.txtImageLocation.getText();
File file = new File(location);
if (file.exists()) {
FileUtil.openFile(file);
}
});
// 붙여넣기시 클립보드 이미지 처리하는 함수.
this.addEventHandler(KeyEvent.KEY_PRESSED, ev -> {
if (ev.getCode() == KeyCode.V && ev.isControlDown()) {
if (ev.isConsumed())
return;
Image pastImage = null;
if ((pastImage = FxClipboardUtil.pastImage()) != null) {
this.IvImage.setImage(pastImage);
try {
BufferedImage bufferedImage = SwingFXUtils.fromFXImage(pastImage, null);
ByteArrayOutputStream output = new ByteArrayOutputStream();
ImageIOUtil.writeImage(bufferedImage, "png", output);
this.txtBase64.setText(Base64.getEncoder().encodeToString(output.toByteArray()));
} catch (Exception e) {
LOGGER.error(ValueUtil.toString(e));
}
}
ev.consume();
}
});
}
开发者ID:callakrsos,项目名称:Gargoyle,代码行数:36,代码来源:Base64ImageConvertComposte.java
示例6: toInputStream
import org.apache.pdfbox.tools.imageio.ImageIOUtil; //导入依赖的package包/类
/**
* inputStream으로 변환
*
* @param bufferedImage
* @return
* @throws IOException
*/
public static InputStream toInputStream(BufferedImage bufferedImage) throws IOException {
final ByteArrayOutputStream output = new ByteArrayOutputStream() ;
ImageIOUtil.writeImage(bufferedImage, "png", output);
return new ByteArrayInputStream(output.toByteArray()/*, 0, output.size()*/);
}
开发者ID:callakrsos,项目名称:Gargoyle,代码行数:14,代码来源:PDFUtil.java
注:本文中的org.apache.pdfbox.tools.imageio.ImageIOUtil类示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。 |
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