Package org.apache.xmlgraphics.image.codec.tiff

Examples of org.apache.xmlgraphics.image.codec.tiff.TIFFField

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    protected CachableRed decodeImage(SeekableStream stream) throws IOException {
        org.apache.xmlgraphics.image.codec.tiff.TIFFImage img
            = new org.apache.xmlgraphics.image.codec.tiff.TIFFImage
                (stream, null, 0);
        TIFFDirectory dir = (TIFFDirectory)img.getProperty("tiff_directory");
        TIFFField fld = dir.getField(TIFFImageDecoder.TIFF_RESOLUTION_UNIT);
        int resUnit = fld.getAsInt(0);
        fld = dir.getField(TIFFImageDecoder.TIFF_X_RESOLUTION);
        double xRes = fld.getAsDouble(0);
        fld = dir.getField(TIFFImageDecoder.TIFF_Y_RESOLUTION);
        double yRes = fld.getAsDouble(0);
        switch (resUnit) {
        case 2: //inch
            this.dpiHorizontal = xRes;
            this.dpiVertical = yRes;
            break;
        case 3: //cm
            this.dpiHorizontal = xRes * 2.54f;
            this.dpiVertical = yRes * 2.54f;
            break;
        default:
            //ignored
            log.warn("Cannot determine bitmap resolution."
                    + " Unimplemented resolution unit: " + resUnit);
        }
        fld = dir.getField(TIFFImageDecoder.TIFF_COMPRESSION);
        if (fld != null) {
            compression = fld.getAsInt(0);
        }
        fld = dir.getField(TIFFImageDecoder.TIFF_BITS_PER_SAMPLE);
        if (fld != null) {
            bitsPerPixel = fld.getAsInt(0);
        }
        fld = dir.getField(TIFFImageDecoder.TIFF_ROWS_PER_STRIP);
        if (fld == null) {
            stripCount = 1;
        } else {
            stripCount = (int)(dir.getFieldAsLong(TIFFImageDecoder.TIFF_IMAGE_LENGTH)
                                / fld.getAsLong(0));
        }

        fld = dir.getField(TIFFImageDecoder.TIFF_FILL_ORDER);
        if (fld != null) {
            fillOrder = fld.getAsInt(0);
        }

        stripOffset = dir.getField(TIFFImageDecoder.TIFF_STRIP_OFFSETS).getAsLong(0);
        stripLength = dir.getField(TIFFImageDecoder.TIFF_STRIP_BYTE_COUNTS).getAsLong(0);
       
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        // num Pixs in 100 Meters
        int numPix = (int)(((1000 * 100) / pixSzMM) + 0.5);
        int denom = 100 * 100;  // Centimeters per 100 Meters;
        long [] rational = {numPix, denom};
        TIFFField [] fields = {
            new TIFFField(TIFFImageDecoder.TIFF_RESOLUTION_UNIT,
                          TIFFField.TIFF_SHORT, 1,
                          new char[] {(char)3}),
            new TIFFField(TIFFImageDecoder.TIFF_X_RESOLUTION,
                          TIFFField.TIFF_RATIONAL, 1,
                          new long[][] {rational}),
            new TIFFField(TIFFImageDecoder.TIFF_Y_RESOLUTION,
                          TIFFField.TIFF_RATIONAL, 1,
                          new long[][] {rational})
                };
        renderParams.setExtraFields(fields);

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    protected CachableRed decodeImage(SeekableStream stream) throws IOException {
        org.apache.xmlgraphics.image.codec.tiff.TIFFImage img
            = new org.apache.xmlgraphics.image.codec.tiff.TIFFImage
                (stream, null, 0);
        TIFFDirectory dir = (TIFFDirectory)img.getProperty("tiff_directory");
        TIFFField fld = dir.getField(TIFFImageDecoder.TIFF_RESOLUTION_UNIT);
        int resUnit = fld.getAsInt(0);
        fld = dir.getField(TIFFImageDecoder.TIFF_X_RESOLUTION);
        double xRes = fld.getAsDouble(0);
        fld = dir.getField(TIFFImageDecoder.TIFF_Y_RESOLUTION);
        double yRes = fld.getAsDouble(0);
        switch (resUnit) {
        case 2: //inch
            this.dpiHorizontal = xRes;
            this.dpiVertical = yRes;
            break;
        case 3: //cm
            this.dpiHorizontal = xRes * 2.54f;
            this.dpiVertical = yRes * 2.54f;
            break;
        default:
            //ignored
            log.warn("Cannot determine bitmap resolution."
                    + " Unimplemented resolution unit: " + resUnit);
        }
        fld = dir.getField(TIFFImageDecoder.TIFF_COMPRESSION);
        if (fld != null) {
            compression = fld.getAsInt(0);
        }
        fld = dir.getField(TIFFImageDecoder.TIFF_BITS_PER_SAMPLE);
        if (fld != null) {
            bitsPerPixel = fld.getAsInt(0);
        }
        fld = dir.getField(TIFFImageDecoder.TIFF_ROWS_PER_STRIP);
        if (fld == null) {
            stripCount = 1;
        } else {
            stripCount = (int)(dir.getFieldAsLong(TIFFImageDecoder.TIFF_IMAGE_LENGTH)
                                / fld.getAsLong(0));
        }
        stripOffset = dir.getField(TIFFImageDecoder.TIFF_STRIP_OFFSETS).getAsLong(0);
        stripLength = dir.getField(TIFFImageDecoder.TIFF_STRIP_BYTE_COUNTS).getAsLong(0);
       
        if (this.bitsPerPixel == 1) {
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        final TIFFDecodeParam param = new TIFFDecodeParam();
        final TIFFImage img = new TIFFImage(this.seekableInput, param, 0);
        final TIFFDirectory dir = (TIFFDirectory) img.getProperty(
                "tiff_directory");
        TIFFField fld;
        fld = dir.getField(TIFFImageDecoder.TIFF_IMAGE_WIDTH);
        final long pixelWidth = fld.getAsLong(0);
        this.pixelWidth = (int) pixelWidth;
        fld = dir.getField(TIFFImageDecoder.TIFF_IMAGE_LENGTH);
        final long pixelHeight = fld.getAsLong(0);
        this.pixelHeight = (int) pixelHeight;
        fld = dir.getField(TIFFImageDecoder.TIFF_X_RESOLUTION);
        this.xResolution = (int) fld.getAsFloat(0);
        fld = dir.getField(TIFFImageDecoder.TIFF_Y_RESOLUTION);
        this.yResolution = (int) fld.getAsFloat(0);
        fld = dir.getField(TIFFImageDecoder.TIFF_COMPRESSION);
        if (fld != null) {
            this.compression = fld.getAsInt(0);
        }
        fld = dir.getField(TIFFImageDecoder.TIFF_BITS_PER_SAMPLE);
        if (fld != null) {
            final int bitDepth = fld.getAsInt(0);
            this.setBitDepth(bitDepth);
        }
        fld = dir.getField(TIFFImageDecoder.TIFF_ROWS_PER_STRIP);
        if (fld == null) {
            this.stripCount = 1;
        } else {
            this.stripCount = (int) (dir.getFieldAsLong(
                    TIFFImageDecoder.TIFF_IMAGE_LENGTH)
                                / fld.getAsLong(0));
        }

        fld = dir.getField(TIFFImageDecoder.TIFF_FILL_ORDER);
        if (fld != null) {
            this.fillOrder = fld.getAsInt(0);
        }

        this.stripOffset = dir.getField(
                TIFFImageDecoder.TIFF_STRIP_OFFSETS).getAsLong(0);
        this.stripLength = dir.getField(
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Related Classes of org.apache.xmlgraphics.image.codec.tiff.TIFFField

  • org.apache.fop.image.TIFFImage
  • org.apache.fop.render.bitmap.TIFFRenderer
  • org.apache.xmlgraphics.image.loader.impl.ImageLoaderRawCCITTFax
  • org.apache.xmlgraphics.image.loader.impl.PreloaderTIFF
  • org.apache.xmlgraphics.image.writer.internal.TIFFImageWriter
  • org.foray.graphic.TIFFGraphic
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