Package org.apache.batik.transcoder

Examples of org.apache.batik.transcoder.TranscodingHints.containsKey()

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    public void writeImage(PNGTranscoder transcoder, BufferedImage img,
            TranscoderOutput output) throws TranscoderException {
        TranscodingHints hints = transcoder.getTranscodingHints();

        int n=-1;
        if (hints.containsKey(PNGTranscoder.KEY_INDEXED)) {
            n=((Integer)hints.get(PNGTranscoder.KEY_INDEXED)).intValue();
            if (n==1||n==2||n==4||n==8)
                //PNGEncodeParam.Palette can handle these numbers only.
                img = IndexImage.getIndexedImage(img,1<<n);
        }
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        // 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.
        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);
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                          new long [][] { rational })
                };

        params.setExtraFields(fields);

        if (hints.containsKey(TIFFTranscoder.KEY_COMPRESSION_METHOD)) {
            String method = (String)hints.get(TIFFTranscoder.KEY_COMPRESSION_METHOD);
            if ("packbits".equals(method)) {
                params.setCompression(TIFFEncodeParam.COMPRESSION_PACKBITS);
            } else if ("deflate".equals(method)) {
                params.setCompression(TIFFEncodeParam.COMPRESSION_DEFLATE);
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            TranscoderOutput output) throws TranscoderException {

        TranscodingHints hints = transcoder.getTranscodingHints();

        int n = -1;
        if (hints.containsKey(PNGTranscoder.KEY_INDEXED)) {
            n=((Integer)hints.get(PNGTranscoder.KEY_INDEXED)).intValue();
            if (n==1||n==2||n==4||n==8)
                //PNGEncodeParam.Palette can handle these numbers only.
                img = IndexImage.getIndexedImage(img, 1<<n);
        }
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        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)) {
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                          new long [][] { rational })
                };

        params.setExtraFields(fields);

        if (hints.containsKey(TIFFTranscoder.KEY_COMPRESSION_METHOD)) {
            String method = (String)hints.get(TIFFTranscoder.KEY_COMPRESSION_METHOD);
            if ("packbits".equals(method)) {
                params.setCompression(TIFFEncodeParam.COMPRESSION_PACKBITS);
            } else if ("deflate".equals(method)) {
                params.setCompression(TIFFEncodeParam.COMPRESSION_DEFLATE);
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