Examples of Kdu_codestream

Examples of kdu_jni.Kdu_codestream

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    try {
      jp2_family_in.Open(r.getImageFile(), true);
      inputSource.Open(jp2_family_in, loc);
      inputSource.Read_header();
      kduIn = inputSource;
      Kdu_codestream codestream = new Kdu_codestream();
      codestream.Create(kduIn);
      Kdu_channel_mapping channels = new Kdu_channel_mapping();
      if (inputSource.Exists())
        channels.Configure(inputSource, false);
      else
        channels.Configure(codestream);
      int ref_component = channels.Get_source_component(0);
      int minLevels = codestream.Get_min_dwt_levels();
      int minLayers= codestream.Get_max_tile_layers();
      Kdu_dims image_dims = new Kdu_dims();
      codestream.Get_dims(ref_component, image_dims);
      Kdu_coords imageSize = image_dims.Access_size();
     
      r.setWidth(imageSize.Get_x());
      r.setHeight(imageSize.Get_y());
      r.setDWTLevels(minLevels);

      channels.Native_destroy();
      if (codestream.Exists())
        codestream.Destroy();
      kduIn.Native_destroy();
      inputSource.Native_destroy();
      jp2_family_in.Native_destroy();
    } catch (KduException e) {
      throw new DjatokaException(e);
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Examples of kdu_jni.Kdu_codestream

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            jp2_family_in.Open(sourceFile, true);
            inputSource.Open(jp2_family_in, loc);
            inputSource.Read_header();
            input = inputSource;

            Kdu_codestream codestream = new Kdu_codestream();
            codestream.Create(input);
            Kdu_channel_mapping channels = new Kdu_channel_mapping();

      if (inputSource.Exists())
                channels.Configure(inputSource, false);
      else
                channels.Configure(codestream);
            int ref_component = channels.Get_source_component(0);
            Kdu_coords ref_expansion = getReferenceExpansion(ref_component, channels, codestream);
            Kdu_dims image_dims = new Kdu_dims();
            codestream.Get_dims(ref_component, image_dims);
            Kdu_coords imageSize = image_dims.Access_size();
            Kdu_coords imagePosition = image_dims.Access_pos();

      if (useleftDouble)
                left = imagePosition.Get_x() + (int) Math.round(leftDouble * imageSize.Get_x());
      if (usetopDouble)
                top = imagePosition.Get_y() + (int) Math.round(topDouble * imageSize.Get_y());
      if (useheightDouble)
                height = (int) Math.round(heightDouble * imageSize.Get_y());
      if (usewidthDouble)
                width = (int) Math.round(widthDouble * imageSize.Get_x());

            if (useRegion) {
                imageSize.Set_x(width);
                imageSize.Set_y(height);
                imagePosition.Set_x(left);
                imagePosition.Set_y(top);
            }

            int reduce = 1 << params.getLevelReductionFactor();
            imageSize.Set_x(imageSize.Get_x() * ref_expansion.Get_x());
            imageSize.Set_y(imageSize.Get_y() * ref_expansion.Get_y());
            imagePosition.Set_x(imagePosition.Get_x() * ref_expansion.Get_x() / reduce - ((ref_expansion.Get_x() / reduce - 1) / 2));
            imagePosition.Set_y(imagePosition.Get_y() * ref_expansion.Get_y() / reduce - ((ref_expansion.Get_y() / reduce - 1) / 2));

            Kdu_dims view_dims = new Kdu_dims();
            view_dims.Assign(image_dims);
            view_dims.Access_size().Set_x(imageSize.Get_x());
            view_dims.Access_size().Set_y(imageSize.Get_y());

            int region_buf_size = imageSize.Get_x() * imageSize.Get_y();
            int[] region_buf = new int[region_buf_size];
            Kdu_region_decompressor decompressor = new Kdu_region_decompressor();
            decompressor.Start(codestream, channels, -1, params.getLevelReductionFactor(), 16384, image_dims,
                    ref_expansion, new Kdu_coords(1, 1), false, Kdu_global.KDU_WANT_OUTPUT_COMPONENTS);

            Kdu_dims new_region = new Kdu_dims();
            Kdu_dims incomplete_region = new Kdu_dims();
            Kdu_coords viewSize = view_dims.Access_size();
            incomplete_region.Assign(image_dims);

            int[] imgBuffer = new int[viewSize.Get_x() * viewSize.Get_y()];
            int[] kduBuffer = null;
            while (decompressor.Process(region_buf, image_dims.Access_pos(), 0, 0, region_buf_size, incomplete_region, new_region)) {
                Kdu_coords newOffset = new_region.Access_pos();
                Kdu_coords newSize = new_region.Access_size();
                newOffset.Subtract(view_dims.Access_pos());

                kduBuffer = region_buf;
                int imgBuffereIdx = newOffset.Get_x() + newOffset.Get_y() * viewSize.Get_x();
                int kduBufferIdx = 0;
                int xDiff = viewSize.Get_x() - newSize.Get_x();
                for (int j = 0; j < newSize.Get_y(); j++, imgBuffereIdx += xDiff) {
                    for (int i = 0; i < newSize.Get_x(); i++) {
                        imgBuffer[imgBuffereIdx++] = kduBuffer[kduBufferIdx++];
                    }
                }
            }

            BufferedImage image = new BufferedImage(imageSize.Get_x(), imageSize.Get_y(), BufferedImage.TYPE_INT_RGB);
            image.setRGB(0, 0, viewSize.Get_x(), viewSize.Get_y(), imgBuffer, 0, viewSize.Get_x());

            if (params.getRotationDegree() > 0) {
                image = ImageProcessingUtils.rotate(image, params.getRotationDegree());
            }

            decompressor.Native_destroy();
            channels.Native_destroy();
      if (codestream.Exists())
                codestream.Destroy();
            inputSource.Native_destroy();
            input.Native_destroy();
            jp2_family_in.Native_destroy();

            return image;
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Examples of kdu_jni.Kdu_codestream

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        int ref_component = 0;
        try {
            jp2_family_in.Open(r.getImageFile(), true);
            inputSource.Open(jp2_family_in, true);
            Kdu_codestream codestream = new Kdu_codestream();
            codestream.Create(inputSource.Access_codestream(ref_component).Open_stream());

            int minLevels = codestream.Get_min_dwt_levels();
            int depth = codestream.Get_bit_depth(ref_component);
            int colors = codestream.Get_num_components();
            int[] frames = new int[1];
            inputSource.Count_compositing_layers(frames);
            Kdu_dims image_dims = new Kdu_dims();
            codestream.Get_dims(ref_component, image_dims);
            Kdu_coords imageSize = image_dims.Access_size();

            r.setWidth(imageSize.Get_x());
            r.setHeight(imageSize.Get_y());
            r.setDWTLevels(minLevels);
            int djatokaLevels = ImageProcessingUtils.getLevelCount(r.getWidth(), r.getHeight());
            r.setLevels((djatokaLevels > minLevels) ? minLevels : djatokaLevels);
            r.setBitDepth(depth);
            r.setNumChannels(colors);
            r.setCompositingLayerCount(frames[0]);

            int[] v = new int[1];
            Kdu_params p = codestream.Access_siz().Access_cluster("COD");
            if (p != null) {
                p.Get(Kdu_global.Clayers, 0, 0, v, true, true, true);
          if (v[0] > 0)
                    r.setQualityLayers(v[0]);
            }

      if (codestream.Exists())
                codestream.Destroy();
            inputSource.Native_destroy();
            jp2_family_in.Native_destroy();
        } catch (KduException e) {
            logger.error(e, e);
            throw new DjatokaException(e);
View Full Code Here

Examples of kdu_jni.Kdu_codestream

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        try {
            jp2_family_in.Open(r.getImageFile(), true);
            inputSource.Open(jp2_family_in, loc);
            inputSource.Read_header();
            kduIn = inputSource;
            Kdu_codestream codestream = new Kdu_codestream();
            codestream.Create(kduIn);
            Kdu_channel_mapping channels = new Kdu_channel_mapping();
            if (inputSource.Exists()) {
                channels.Configure(inputSource, false);
            } else {
                channels.Configure(codestream);
            }
            int ref_component = channels.Get_source_component(0);
            int minLevels = codestream.Get_min_dwt_levels();
            int minLayers = codestream.Get_max_tile_layers();
            Kdu_dims image_dims = new Kdu_dims();
            codestream.Get_dims(ref_component, image_dims);
            Kdu_coords imageSize = image_dims.Access_size();

            r.setWidth(imageSize.Get_x());
            r.setHeight(imageSize.Get_y());
            r.setDWTLevels(minLevels);

            channels.Native_destroy();
            if (codestream.Exists()) {
                codestream.Destroy();
            }
            kduIn.Native_destroy();
            inputSource.Native_destroy();
            jp2_family_in.Native_destroy();
        } catch (KduException e) {
View Full Code Here

Examples of kdu_jni.Kdu_codestream

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        int ref_component = 0;

        try {
            jp2_family_in.Open(r.getImageFile(), true);
            inputSource.Open(jp2_family_in, true);
            Kdu_codestream codestream = new Kdu_codestream();
            codestream.Create(inputSource.Access_codestream(ref_component).Open_stream());

            int minLevels = codestream.Get_min_dwt_levels();
            int depth = codestream.Get_bit_depth(ref_component);
            int colors = codestream.Get_num_components();
            int[] frames = new int[1];
            inputSource.Count_compositing_layers(frames);
            Kdu_dims image_dims = new Kdu_dims();
            codestream.Get_dims(ref_component, image_dims);
            Kdu_coords imageSize = image_dims.Access_size();

            r.setWidth(imageSize.Get_x());
            r.setHeight(imageSize.Get_y());
            r.setDWTLevels(minLevels);

            int djatokaLevels = ImageProcessingUtils.getLevelCount(r.getWidth(), r.getHeight());

            r.setLevels((djatokaLevels > minLevels) ? minLevels : djatokaLevels);
            r.setBitDepth(depth);
            r.setNumChannels(colors);
            r.setCompositingLayerCount(frames[0]);

            int[] v = new int[1];
            Kdu_params p = codestream.Access_siz().Access_cluster("COD");

            if (p != null) {
                p.Get(Kdu_global.Clayers, 0, 0, v, true, true, true);

                if (v[0] > 0) {
                    r.setQualityLayers(v[0]);
                }
            }

            if (codestream.Exists()) {
                codestream.Destroy();
            }

            inputSource.Native_destroy();
            jp2_family_in.Native_destroy();
        } catch (KduException e) {
View Full Code Here

Examples of kdu_jni.Kdu_codestream

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            jp2_family_in.Open(sourceFile, true);
            inputSource.Open(jp2_family_in, loc);
            inputSource.Read_header();
            input = inputSource;

            Kdu_codestream codestream = new Kdu_codestream();
            codestream.Create(input);
            Kdu_channel_mapping channels = new Kdu_channel_mapping();

            if (inputSource.Exists()) {
                channels.Configure(inputSource, false);
            } else {
                channels.Configure(codestream);
            }
            int ref_component = channels.Get_source_component(0);
            Kdu_coords ref_expansion = getReferenceExpansion(ref_component, channels, codestream);
            Kdu_dims image_dims = new Kdu_dims();
            codestream.Get_dims(ref_component, image_dims);
            Kdu_coords imageSize = image_dims.Access_size();
            Kdu_coords imagePosition = image_dims.Access_pos();

            if (useleftDouble) {
                left = imagePosition.Get_x() + (int) Math.round(leftDouble * imageSize.Get_x());
            }
            if (usetopDouble) {
                top = imagePosition.Get_y() + (int) Math.round(topDouble * imageSize.Get_y());
            }
            if (useheightDouble) {
                height = (int) Math.round(heightDouble * imageSize.Get_y());
            }
            if (usewidthDouble) {
                width = (int) Math.round(widthDouble * imageSize.Get_x());
            }

            if (useRegion) {
                imageSize.Set_x(width);
                imageSize.Set_y(height);
                imagePosition.Set_x(left);
                imagePosition.Set_y(top);
            }

            int reduce = 1 << params.getLevelReductionFactor();
            imageSize.Set_x(imageSize.Get_x() * ref_expansion.Get_x());
            imageSize.Set_y(imageSize.Get_y() * ref_expansion.Get_y());
            imagePosition.Set_x(imagePosition.Get_x() * ref_expansion.Get_x() / reduce -
                    ((ref_expansion.Get_x() / reduce - 1) / 2));
            imagePosition.Set_y(imagePosition.Get_y() * ref_expansion.Get_y() / reduce -
                    ((ref_expansion.Get_y() / reduce - 1) / 2));

            Kdu_dims view_dims = new Kdu_dims();
            view_dims.Assign(image_dims);
            view_dims.Access_size().Set_x(imageSize.Get_x());
            view_dims.Access_size().Set_y(imageSize.Get_y());

            int region_buf_size = imageSize.Get_x() * imageSize.Get_y();
            int[] region_buf = new int[region_buf_size];
            Kdu_region_decompressor decompressor = new Kdu_region_decompressor();
            decompressor.Start(codestream, channels, -1, params.getLevelReductionFactor(), 16384, image_dims,
                    ref_expansion, new Kdu_coords(1, 1), false, Kdu_global.KDU_WANT_OUTPUT_COMPONENTS);

            Kdu_dims new_region = new Kdu_dims();
            Kdu_dims incomplete_region = new Kdu_dims();
            Kdu_coords viewSize = view_dims.Access_size();
            incomplete_region.Assign(image_dims);

            int[] imgBuffer = new int[viewSize.Get_x() * viewSize.Get_y()];
            int[] kduBuffer = null;
            while (decompressor.Process(region_buf, image_dims.Access_pos(), 0, 0, region_buf_size,
                    incomplete_region, new_region)) {
                Kdu_coords newOffset = new_region.Access_pos();
                Kdu_coords newSize = new_region.Access_size();
                newOffset.Subtract(view_dims.Access_pos());

                kduBuffer = region_buf;
                int imgBuffereIdx = newOffset.Get_x() + newOffset.Get_y() * viewSize.Get_x();
                int kduBufferIdx = 0;
                int xDiff = viewSize.Get_x() - newSize.Get_x();
                for (int j = 0; j < newSize.Get_y(); j++, imgBuffereIdx += xDiff) {
                    for (int i = 0; i < newSize.Get_x(); i++) {
                        imgBuffer[imgBuffereIdx++] = kduBuffer[kduBufferIdx++];
                    }
                }
            }

            BufferedImage image = new BufferedImage(imageSize.Get_x(), imageSize.Get_y(), BufferedImage.TYPE_INT_RGB);
            image.setRGB(0, 0, viewSize.Get_x(), viewSize.Get_y(), imgBuffer, 0, viewSize.Get_x());

            if (params.getRotationDegree() > 0) {
                image = ImageProcessingUtils.rotate(image, params.getRotationDegree());
            }

            decompressor.Native_destroy();
            channels.Native_destroy();
            if (codestream.Exists()) {
                codestream.Destroy();
            }
            inputSource.Native_destroy();
            input.Native_destroy();
            jp2_family_in.Native_destroy();

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