Package org.apache.flex.forks.batik.ext.awt.image.spi

Examples of org.apache.flex.forks.batik.ext.awt.image.spi.ImageWriter

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     * Uses PNG encoding.
     */
    public void encodeImage(BufferedImage buf, OutputStream os)
            throws IOException {
        Base64EncoderStream b64Encoder = new Base64EncoderStream(os);
        ImageWriter writer = ImageWriterRegistry.getInstance()
            .getWriterFor("image/png");
        writer.writeImage(buf, b64Encoder);
        b64Encoder.close();
    }
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                    (Messages.formatMessage("jpeg.unspecifiedQuality", null));
                handler.error(te);
                quality = 0.75f;
            }

            ImageWriter writer = ImageWriterRegistry.getInstance()
                .getWriterFor("image/jpeg");
            ImageWriterParams params = new ImageWriterParams();
            params.setJPEGQuality(quality, true);
            float PixSzMM = userAgent.getPixelUnitToMillimeter();
            int PixSzInch = (int)(25.4 / PixSzMM + 0.5);
            params.setResolution(PixSzInch);
            writer.writeImage(img, ostream, params);
            ostream.flush();
        } catch (IOException ex) {
            throw new TranscoderException(ex);
        }
    }
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    public void encodeImage(BufferedImage buf, File imageFile)
        throws SVGGraphics2DIOException {
        try {
            OutputStream os = new FileOutputStream(imageFile);
            try {
                ImageWriter writer = ImageWriterRegistry.getInstance()
                    .getWriterFor("image/png");
                writer.writeImage(buf, os);
               
            } finally {
                os.close();
            }
        } catch (IOException e) {
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    public void encodeImage(BufferedImage buf, File imageFile)
        throws SVGGraphics2DIOException {
        try{
            OutputStream os = new FileOutputStream(imageFile);
            try {
                ImageWriter writer = ImageWriterRegistry.getInstance()
                    .getWriterFor("image/jpeg");
                ImageWriterParams params = new ImageWriterParams();
                params.setJPEGQuality(1, false);
                writer.writeImage(buf, os, params);
               
            } finally {
                os.close();
            }
        } catch(IOException e) {
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    }

    public void encodeImage(RenderedImage buf, OutputStream os)
        throws SVGGraphics2DIOException {
        try{
            ImageWriter writer = ImageWriterRegistry.getInstance()
                .getWriterFor("image/png");
            writer.writeImage(buf, os);
        } catch(IOException e) {
            // We are doing in-memory processing. This should not happen.
            throw new SVGGraphics2DIOException(ERR_UNEXPECTED);
        }
    }
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    /**
     * Uses JPEG encoding.
     */
    public void encodeImage(BufferedImage buf, OutputStream os)
            throws IOException {
        ImageWriter writer = ImageWriterRegistry.getInstance()
                .getWriterFor("image/jpeg");
        ImageWriterParams params = new ImageWriterParams();
        params.setJPEGQuality(1, false);
        writer.writeImage(buf, os, params);
    }
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    /**
     * Uses PNG encoding.
     */
    public void encodeImage(BufferedImage buf, OutputStream os)
            throws IOException {
        ImageWriter writer = ImageWriterRegistry.getInstance()
            .getWriterFor("image/png");
        writer.writeImage(buf, os);
    }
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            if (n==1||n==2||n==4||n==8)
                //PNGEncodeParam.Palette can handle these numbers only.
                img = IndexImage.getIndexedImage(img, 1<<n);
        }

        ImageWriter writer = ImageWriterRegistry.getInstance()
            .getWriterFor("image/png");
        ImageWriterParams params = new ImageWriterParams();

        /* NYI!!!!!
        PNGEncodeParam params = PNGEncodeParam.getDefaultEncodeParam(img);
        if (params instanceof PNGEncodeParam.RGB) {
            ((PNGEncodeParam.RGB)params).setBackgroundRGB
                (new int [] { 255, 255, 255 });
        }*/

        // If they specify GAMMA key with a value of '0' then omit
        // gamma chunk.  If they do not provide a GAMMA then just
        // generate an sRGB chunk. Otherwise supress the sRGB chunk
        // and just generate gamma and chroma chunks.
        /* NYI!!!!!!
        if (hints.containsKey(PNGTranscoder.KEY_GAMMA)) {
            float gamma = ((Float)hints.get(PNGTranscoder.KEY_GAMMA)).floatValue();
            if (gamma > 0) {
                params.setGamma(gamma);
            }
            params.setChromaticity(PNGTranscoder.DEFAULT_CHROMA);
        }  else {
            // We generally want an sRGB chunk and our encoding intent
            // is perceptual
            params.setSRGBIntent(PNGEncodeParam.INTENT_PERCEPTUAL);
        }*/


        float PixSzMM = transcoder.getUserAgent().getPixelUnitToMillimeter();
        int PixSzInch = (int)(25.4 / PixSzMM + 0.5);
        params.setResolution(PixSzInch);

        try {
            OutputStream ostream = output.getOutputStream();
            writer.writeImage(img, ostream, params);
            ostream.flush();
        } catch (IOException ex) {
            throw new TranscoderException(ex);
        }
    }
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    public void writeImage(TIFFTranscoder transcoder, BufferedImage img,
            TranscoderOutput output) throws TranscoderException {

        TranscodingHints hints = transcoder.getTranscodingHints();

        ImageWriter writer = ImageWriterRegistry.getInstance()
            .getWriterFor("image/tiff");
        ImageWriterParams params = new ImageWriterParams();

        float PixSzMM = transcoder.getUserAgent().getPixelUnitToMillimeter();
        int PixSzInch = (int)(25.4 / PixSzMM + 0.5);
        params.setResolution(PixSzInch);

        if (hints.containsKey(TIFFTranscoder.KEY_COMPRESSION_METHOD)) {
            String method = (String)hints.get(TIFFTranscoder.KEY_COMPRESSION_METHOD);
            //Values set here as defined in TIFFImageWriteParam of JAI Image I/O Tools
            if ("packbits".equals(method)) {
                params.setCompressionMethod("PackBits");
            } else if ("deflate".equals(method)) {
                params.setCompressionMethod("Deflate");
            } else if ("lzw".equals(method)) {
                params.setCompressionMethod("LZW");
            } else if ("jpeg".equals(method)) {
                params.setCompressionMethod("JPEG");
            } else {
                //nop
            }
        }

        try {
            OutputStream ostream = output.getOutputStream();
            int w = img.getWidth();
            int h = img.getHeight();
            SinglePixelPackedSampleModel sppsm;
            sppsm = (SinglePixelPackedSampleModel)img.getSampleModel();
            int bands = sppsm.getNumBands();
            int [] off = new int[bands];
            for (int i = 0; i < bands; i++)
                off[i] = i;
            SampleModel sm = new PixelInterleavedSampleModel
                (DataBuffer.TYPE_BYTE, w, h, bands, w * bands, off);
           
            RenderedImage rimg = new FormatRed(GraphicsUtil.wrap(img), sm);
            writer.writeImage(rimg, ostream, params);
            ostream.flush();
        } catch (IOException ex) {
            throw new TranscoderException(ex);
        }
    }
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Related Classes of org.apache.flex.forks.batik.ext.awt.image.spi.ImageWriter

  • org.apache.flex.forks.batik.ext.awt.image.codec.imageio.PNGTranscoderImageIOWriteAdapter
  • org.apache.flex.forks.batik.ext.awt.image.codec.imageio.TIFFTranscoderImageIOWriteAdapter
  • org.apache.flex.forks.batik.svggen.CachedImageHandlerBase64Encoder
  • org.apache.flex.forks.batik.svggen.CachedImageHandlerJPEGEncoder
  • org.apache.flex.forks.batik.svggen.CachedImageHandlerPNGEncoder
  • org.apache.flex.forks.batik.svggen.ImageHandlerBase64Encoder
  • org.apache.flex.forks.batik.svggen.ImageHandlerJPEGEncoder
  • org.apache.flex.forks.batik.svggen.ImageHandlerPNGEncoder
  • org.apache.flex.forks.batik.transcoder.image.JPEGTranscoder
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