Package javax.imageio.stream

Examples of javax.imageio.stream.FileImageOutputStream

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     *
     * @param image image to write
     * @param file  path and file name (extension will be ignored and changed to tiff.
     */
    public static void writeUncompressedImage(BufferedImage image, String file) throws IOException {
        FileImageOutputStream out = null;
        try {
            final File parentFile = new File(file).getParentFile();
            Iterator<ImageWriter> writers = ImageIO.getImageWritersBySuffix("tiff");
            final ImageWriter next = writers.next();

            final ImageWriteParam param = next.getDefaultWriteParam();
            param.setCompressionMode(ImageWriteParam.MODE_DISABLED);

            final File outputFile = new File(parentFile, Files.getNameWithoutExtension(file) + ".tiff");

            out = new FileImageOutputStream(outputFile);
            next.setOutput(out);
            next.write(image);
        } catch (Throwable e) {
            System.err.println("Error writing the image generated by the test:" + file + "\n\t");
            e.printStackTrace();
        } finally {
            if (out != null) {
                out.close();
            }
        }
    }
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            graphics.setColor(Color.WHITE);
            graphics.fillRect(0, 0, w, h);
            graphics.drawImage(srcSized, 0, 0, null);
            ImageWriter writer = ImageIO.getImageWritersByMIMEType(mimeType).next();
            ImageWriteParam params = writer.getDefaultWriteParam();
            FileImageOutputStream toFs = new FileImageOutputStream(to);
            writer.setOutput(toFs);
            IIOImage image = new IIOImage(dest, null, null);
            writer.write(null, image, params);
            toFs.flush();
            toFs.close();

        } catch (Exception e) {
            throw new RuntimeException(e);
        }
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            graphics.setColor(Color.WHITE);
            graphics.fillRect(0, 0, width, height);
            graphics.drawImage(croppedImage, 0, 0, null);
            ImageWriter writer = ImageIO.getImageWritersByMIMEType(mimeType).next();
            ImageWriteParam params = writer.getDefaultWriteParam();
            writer.setOutput(new FileImageOutputStream(to));
            IIOImage image = new IIOImage(dest, null, null);
            writer.write(null, image, params);

        } catch (Exception e) {
            throw new RuntimeException(e);
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    }

    //byte数组到图片
    private static void byte2image(byte[] data,File file){
        if( data.length < 3 ) return;
        FileImageOutputStream imageOutput = null;
        String fileName=null;
        try {
            imageOutput = new FileImageOutputStream(file);
            imageOutput.write(data, 0, data.length);
        } catch(Exception ex) {
            ex.printStackTrace();
        } finally {
            try {
                imageOutput.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
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            graphics.setColor(Color.WHITE);
            graphics.fillRect(0, 0, w, h);
            graphics.drawImage(srcSized, 0, 0, null);
            ImageWriter writer = ImageIO.getImageWritersByMIMEType(mimeType).next();
            ImageWriteParam params = writer.getDefaultWriteParam();
            FileImageOutputStream toFs = new FileImageOutputStream(to);
            writer.setOutput(toFs);
            IIOImage image = new IIOImage(dest, null, null);
            writer.write(null, image, params);
            toFs.flush();
            toFs.close();

        } catch (Exception e) {
            throw new RuntimeException(e);
        }
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            graphics.setColor(Color.WHITE);
            graphics.fillRect(0, 0, width, height);
            graphics.drawImage(croppedImage, 0, 0, null);
            ImageWriter writer = ImageIO.getImageWritersByMIMEType(mimeType).next();
            ImageWriteParam params = writer.getDefaultWriteParam();
            writer.setOutput(new FileImageOutputStream(to));
            IIOImage image = new IIOImage(dest, null, null);
            writer.write(null, image, params);

        } catch (Exception e) {
            throw new RuntimeException(e);
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            ImageWriteParam iwp = writer.getDefaultWriteParam();
            iwp.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
            iwp.setCompressionQuality(0.96f);

            File tempFile = new File(Constants.IO.imageBaseDir + File.separator + image.hashCode() + file.getName());
            FileImageOutputStream output = new FileImageOutputStream(tempFile);
            writer.setOutput(output);
            IIOImage image2 = new IIOImage(image, null, null);
            writer.write(null, image2, iwp);
            writer.dispose();
            output.close();

            new TFile(tempFile).cp_rp(file);
            tempFile.delete();
        }
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    @Override
    public ImageOutputStream createOutputStreamInstance(Object output, boolean useCache,
            File cacheDir) throws IOException {
        if (output instanceof RandomAccessFile) {
            return new FileImageOutputStream((RandomAccessFile) output);
        }
        throw new IllegalArgumentException("output is not instance of java.io.RandomAccessFile");
    }
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    @Override
    public ImageOutputStream createOutputStreamInstance(Object output, boolean useCache,
            File cacheDir) throws IOException {
        if (output instanceof File) {
            return new FileImageOutputStream((File) output);
        }
        throw new IllegalArgumentException("output is not instance of File");
    }
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            graphics.setColor(Color.WHITE);
            graphics.fillRect(0, 0, w, h);
            graphics.drawImage(srcSized, 0, 0, null);
            ImageWriter writer = ImageIO.getImageWritersByMIMEType(mimeType).next();
            ImageWriteParam params = writer.getDefaultWriteParam();
            FileImageOutputStream toFs = new FileImageOutputStream(to);
            writer.setOutput(toFs);
            IIOImage image = new IIOImage(dest, null, null);
            writer.write(null, image, params);
            toFs.flush();
            toFs.close();

        } catch (Exception e) {
            throw new RuntimeException(e);
        }
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