Examples with FileImageOutputStream javax.imageio.stream.FileImageOutputStream used on opensource projects

Example 11 with FileImageOutputStream

use of javax.imageio.stream.FileImageOutputStream in project openolat by klemens.

the class ImageHelperImpl method writeTo.

/**
 * Can change this to choose a better compression level as the default
 * @param image
 * @param scaledImage
 * @return
 */
public static boolean writeTo(BufferedImage image, File scaledImage, Size scaledSize, String outputFormat) {
    try {
        if (!StringHelper.containsNonWhitespace(outputFormat)) {
            outputFormat = OUTPUT_FORMAT;
        }
        Iterator<ImageWriter> writers = ImageIO.getImageWritersByFormatName(outputFormat);
        if (writers.hasNext()) {
            ImageWriter writer = writers.next();
            ImageWriteParam iwp = getOptimizedImageWriteParam(writer, scaledSize);
            IIOImage iiOImage = new IIOImage(image, null, null);
            ImageOutputStream iOut = new FileImageOutputStream(scaledImage);
            writer.setOutput(iOut);
            writer.write(null, iiOImage, iwp);
            writer.dispose();
            iOut.flush();
            iOut.close();
            return true;
        } else {
            return ImageIO.write(image, outputFormat, scaledImage);
        }
    } catch (IOException e) {
        return false;
    }
}

Example 12 with FileImageOutputStream

use of javax.imageio.stream.FileImageOutputStream in project jdk8u_jdk by JetBrains.

the class ImageStreamFromRAF method main.

public static void main(String[] args) {
    try {
        File f = new File("ImageInputStreamFromRAF.tmp");
        RandomAccessFile raf = new RandomAccessFile(f, "rw");
        ImageInputStream istream = ImageIO.createImageInputStream(raf);
        ImageOutputStream ostream = ImageIO.createImageOutputStream(raf);
        f.delete();
        if (istream == null) {
            throw new RuntimeException("ImageIO.createImageInputStream(RandomAccessFile) returned null!");
        }
        if (ostream == null) {
            throw new RuntimeException("ImageIO.createImageOutputStream(RandomAccessFile) returned null!");
        }
        if (!(istream instanceof FileImageInputStream)) {
            throw new RuntimeException("ImageIO.createImageInputStream(RandomAccessFile) did not return a FileImageInputStream!");
        }
        if (!(ostream instanceof FileImageOutputStream)) {
            throw new RuntimeException("ImageIO.createImageOutputStream(RandomAccessFile) did not return a FileImageOutputStream!");
        }
    } catch (IOException ioe) {
        throw new RuntimeException("Unexpected IOException: " + ioe);
    }
}

Example 13 with FileImageOutputStream

use of javax.imageio.stream.FileImageOutputStream in project litiengine by gurkenlabs.

the class ImageSerializer method saveImage.

public static void saveImage(final String fileName, final BufferedImage image, ImageFormat imageFormat) {
    try {
        final File file = new File(fileName);
        final String extension = FileUtilities.getExtension(fileName);
        Iterator<ImageWriter> iter = null;
        if (canWriteFormat(extension)) {
            iter = ImageIO.getImageWritersByFormatName(extension);
        } else {
            iter = ImageIO.getImageWritersByFormatName(imageFormat.toString());
        }
        final ImageWriter writer = iter.next();
        final ImageWriteParam iwp = writer.getDefaultWriteParam();
        file.getParentFile().mkdirs();
        try (final FileImageOutputStream output = new FileImageOutputStream(file.getAbsoluteFile())) {
            writer.setOutput(output);
            final IIOImage outimage = new IIOImage(image, null, null);
            writer.write(null, outimage, iwp);
            writer.dispose();
        }
    } catch (final IOException e) {
        log.log(Level.SEVERE, e.getMessage(), e);
    }
}

Example 14 with FileImageOutputStream

use of javax.imageio.stream.FileImageOutputStream in project Galacticraft by micdoodle8.

the class MapUtil method writeImgToFile.

@SideOnly(Side.CLIENT)
public static void writeImgToFile(BufferedImage img, String name) {
    if (GalacticraftCore.enableJPEG) {
        File folder = new File(FMLClientHandler.instance().getClient().mcDataDir, "assets/galacticraftMaps");
        try {
            ImageOutputStream outputStreamA = new FileImageOutputStream(new File(folder, name));
            GalacticraftCore.jpgWriter.setOutput(outputStreamA);
            GalacticraftCore.jpgWriter.write(null, new IIOImage(img, null, null), GalacticraftCore.writeParam);
            outputStreamA.close();
        } catch (Exception e) {
        }
    }
}

Example 15 with FileImageOutputStream

use of javax.imageio.stream.FileImageOutputStream in project Galacticraft by micdoodle8.

the class MapUtil method getOverworldImageFromRaw.

@SideOnly(Side.CLIENT)
public static void getOverworldImageFromRaw(int cx, int cz, byte[] raw) throws IOException {
    File folder = MapUtil.getClientMapsFolder();
    if (raw.length == OVERWORLD_LARGEMAP_WIDTH * OVERWORLD_LARGEMAP_HEIGHT * 2) {
        if (folder != null) {
            File file0 = new File(folder, "overworldRaw.bin");
            if (!file0.exists() || (file0.canRead() && file0.canWrite())) {
                FileUtils.writeByteArrayToFile(file0, raw);
            } else {
                System.err.println("Cannot write to file %minecraft%/assets/galacticraftMaps/overworldRaw.bin");
            }
        } else {
            System.err.println("No folder for file %minecraft%/assets/galacticraftMaps/overworldRaw.bin");
        }
        // raw is a WIDTH_WORLD x HEIGHT_WORLD array of 2 byte entries: biome type followed by height
        // Here we will make a texture from that, but twice as large: 4 pixels for each data point, it just looks better that way when the texture is used
        BufferedImage worldImageLarge = new BufferedImage(OVERWORLD_LARGEMAP_WIDTH * 2, OVERWORLD_LARGEMAP_HEIGHT * 2, BufferedImage.TYPE_INT_RGB);
        ArrayList<Integer> cols = new ArrayList<Integer>();
        int lastcol = -1;
        int idx = 0;
        for (int x = 0; x < OVERWORLD_LARGEMAP_WIDTH; x++) {
            for (int z = 0; z < OVERWORLD_LARGEMAP_HEIGHT; z++) {
                int arrayIndex = (x * OVERWORLD_LARGEMAP_HEIGHT + z) * 2;
                int biome = ((int) raw[arrayIndex]) & 255;
                int height = ((int) raw[arrayIndex + 1]) & 255;
                if (height < OCEAN_HEIGHT && biome != 2 && biome != 10) {
                    // Includes ponds, lakes and rivers in other biomes
                    biome = 0;
                }
                if (height < DEEP_OCEAN && biome == 0) {
                    biome = 24;
                }
                worldImageLarge.setRGB(x * 2, z * 2, convertBiomeColour(biome, height));
                worldImageLarge.setRGB(x * 2, z * 2 + 1, convertBiomeColour(biome, height));
                worldImageLarge.setRGB(x * 2 + 1, z * 2, convertBiomeColour(biome, height));
                worldImageLarge.setRGB(x * 2 + 1, z * 2 + 1, convertBiomeColour(biome, height));
            }
        }
        // Write it to a .jpg file on client for beta preview
        if (GalacticraftCore.enableJPEG && folder != null) {
            ImageOutputStream outputStream = new FileImageOutputStream(new File(folder, "large.jpg"));
            GalacticraftCore.jpgWriter.setOutput(outputStream);
            GalacticraftCore.jpgWriter.write(null, new IIOImage(worldImageLarge, null, null), GalacticraftCore.writeParam);
            outputStream.close();
        }
    } else // This is the dimensions of the Overworld texture map
    if (raw.length == OVERWORLD_TEXTURE_WIDTH * OVERWORLD_TEXTURE_HEIGHT * 2) {
        // raw is a WIDTH_STD x HEIGHT_STD array of 2 byte entries: biome type followed by height
        BufferedImage worldImage = new BufferedImage(OVERWORLD_TEXTURE_WIDTH, OVERWORLD_TEXTURE_HEIGHT, BufferedImage.TYPE_INT_RGB);
        ArrayList<Integer> cols = new ArrayList<Integer>();
        int lastcol = -1;
        int idx = 0;
        for (int x = 0; x < OVERWORLD_TEXTURE_WIDTH; x++) {
            for (int z = 0; z < OVERWORLD_TEXTURE_HEIGHT; z++) {
                int arrayIndex = (x * OVERWORLD_TEXTURE_HEIGHT + z) * 2;
                int biome = ((int) raw[arrayIndex]) & 255;
                int height = ((int) raw[arrayIndex + 1]) & 255;
                if (height < OCEAN_HEIGHT && biome != 2 && biome != 10) {
                    // Includes ponds, lakes and rivers in other biomes
                    biome = 0;
                }
                if (height < DEEP_OCEAN && biome == 0) {
                    biome = 24;
                }
                worldImage.setRGB(x, z, convertBiomeColour(biome, height));
            }
        }
        IResourceManager rm = Minecraft.getMinecraft().getResourceManager();
        BufferedImage paletteImage = null;
        try {
            InputStream in = rm.getResource(new ResourceLocation(Constants.ASSET_PREFIX, "textures/gui/celestialbodies/earth.png")).getInputStream();
            paletteImage = ImageIO.read(in);
            in.close();
            paletteImage.getHeight();
        } catch (Exception e) {
            e.printStackTrace();
            return;
        }
        BufferedImage result = convertTo12pxTexture(worldImage, paletteImage);
        if (result != null) {
            if (ClientProxyCore.overworldTextureWide == null) {
                ClientProxyCore.overworldTextureWide = new DynamicTextureProper(OVERWORLD_TEXTURE_WIDTH, OVERWORLD_TEXTURE_HEIGHT);
            }
            if (ClientProxyCore.overworldTextureClient == null) {
                ClientProxyCore.overworldTextureClient = new DynamicTextureProper(OVERWORLD_TEXTURE_HEIGHT, OVERWORLD_TEXTURE_HEIGHT);
            }
            ClientProxyCore.overworldTextureWide.update(result);
            ClientProxyCore.overworldTextureClient.update(result);
            ClientProxyCore.overworldTexturesValid = true;
        }
    } else if (folder != null) {
        File file0 = makeFileName(folder, cx, cz);
        if (!file0.exists() || (file0.canRead() && file0.canWrite())) {
            FileUtils.writeByteArrayToFile(file0, raw);
        }
    } else {
        System.err.println("No folder %minecraft%/assets/galacticraftMaps for local map file.");
    }
}