2 * PROJECT: NyARToolkit
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3 * --------------------------------------------------------------------------------
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4 * This work is based on the original ARToolKit developed by
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7 * HITLab, University of Washington, Seattle
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8 * http://www.hitl.washington.edu/artoolkit/
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10 * The NyARToolkit is Java edition ARToolKit class library.
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11 * Copyright (C)2008-2009 Ryo Iizuka
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13 * This program is free software: you can redistribute it and/or modify
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14 * it under the terms of the GNU General Public License as published by
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15 * the Free Software Foundation, either version 3 of the License, or
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16 * (at your option) any later version.
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18 * This program is distributed in the hope that it will be useful,
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19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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21 * GNU General Public License for more details.
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23 * You should have received a copy of the GNU General Public License
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24 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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26 * For further information please contact.
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27 * http://nyatla.jp/nyatoolkit/
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28 * <airmail(at)ebony.plala.or.jp> or <nyatla(at)nyatla.jp>
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31 package jp.nyatla.nyartoolkit.core2.rasterfilter.rgb2gs;
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33 import jp.nyatla.nyartoolkit.NyARException;
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34 import jp.nyatla.nyartoolkit.core.raster.*;
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35 import jp.nyatla.nyartoolkit.core.raster.rgb.INyARRgbRaster;
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36 import jp.nyatla.nyartoolkit.core.rasterfilter.INyARRasterFilter_RgbToGs;
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37 import jp.nyatla.nyartoolkit.core.rasterreader.INyARBufferReader;
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38 import jp.nyatla.nyartoolkit.core.types.NyARIntSize;
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40 public class NyARRasterFilter_RgbOr implements INyARRasterFilter_RgbToGs
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42 public void doFilter(INyARRgbRaster i_input, NyARGrayscaleRaster i_output) throws NyARException
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44 INyARBufferReader in_buffer_reader=i_input.getBufferReader();
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45 INyARBufferReader out_buffer_reader=i_output.getBufferReader();
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46 assert (i_input.getSize().isEqualSize(i_output.getSize()) == true);
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48 final int[] out_buf = (int[]) out_buffer_reader.getBuffer();
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49 final byte[] in_buf = (byte[]) in_buffer_reader.getBuffer();
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51 NyARIntSize size = i_output.getSize();
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52 switch (in_buffer_reader.getBufferType()) {
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53 case INyARBufferReader.BUFFERFORMAT_BYTE1D_B8G8R8_24:
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54 case INyARBufferReader.BUFFERFORMAT_BYTE1D_R8G8B8_24:
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55 convert24BitRgb(in_buf, out_buf, size);
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58 throw new NyARException();
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63 private void convert24BitRgb(byte[] i_in, int[] i_out, NyARIntSize i_size)
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66 for (int y = 0; y < i_size.h; y++) {
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67 for (int x = 0; x < i_size.w; x++) {
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68 i_out[y*i_size.w+x] = ((i_in[bp] & 0xff) | (i_in[bp + 1] & 0xff) | (i_in[bp + 2] & 0xff));
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