tags/2.5.0/sample/sandbox/jp/nyatla/nyartoolkit/utils/j2se/NyARRGBRaster_BufferedImage.java

   1 /* \r
   2  * PROJECT: NyARToolkit(Extension)\r
   3  * --------------------------------------------------------------------------------\r
   4  * The NyARToolkit is Java edition ARToolKit class library.\r
   5  * Copyright (C)2008-2010 Ryo Iizuka\r
   6  *\r
   7  * This program is free software: you can redistribute it and/or modify\r
   8  * it under the terms of the GNU General Public License as published by\r
   9  * the Free Software Foundation, either version 3 of the License, or\r
  10  * (at your option) any later version.\r
  11  * \r
  12  * This program is distributed in the hope that it will be useful,\r
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
  15  * GNU General Public License for more details.\r
  16  *\r
  17  * You should have received a copy of the GNU General Public License\r
  18  * along with this program.  If not, see <http://www.gnu.org/licenses/>.\r
  19  * \r
  20  * For further information please contact.\r
  21  *      http://nyatla.jp/nyatoolkit/\r
  22  *      <airmail(at)ebony.plala.or.jp> or <nyatla(at)nyatla.jp>\r
  23  * \r
  24  */\r
  25 package jp.nyatla.nyartoolkit.utils.j2se;\r
  26 \r
  27 import jp.nyatla.nyartoolkit.NyARException;\r
  28 import jp.nyatla.nyartoolkit.core.types.NyARBufferType;\r
  29 import jp.nyatla.nyartoolkit.core.types.NyARIntSize;\r
  30 import jp.nyatla.nyartoolkit.core.raster.rgb.*;\r
  31 import jp.nyatla.nyartoolkit.core.raster.*;\r
  32 import jp.nyatla.nyartoolkit.core.rasterreader.*;\r
  33 \r
  34 import java.awt.color.ColorSpace;\r
  35 import java.awt.image.BufferedImage;\r
  36 \r
  37 \r
  38 public class NyARRGBRaster_BufferedImage extends NyARRgbRaster_BasicClass\r
  39 {\r
  40         private INyARRgbPixelReader _reader;\r
  41         private BufferedImage _buf; \r
  42         \r
  43         /**\r
  44          * バッファオブジェクトがアタッチされていればtrue\r
  45          */\r
  46         protected boolean _is_attached_buffer;\r
  47         public NyARRGBRaster_BufferedImage(int i_width, int i_height,boolean i_is_alloc) throws NyARException\r
  48         {\r
  49                 super( new NyARIntSize(i_width,i_height),NyARBufferType.OBJECT_Java_BufferedImage);\r
  50                 if(!initInstance(this._size,i_is_alloc)){\r
  51                         throw new NyARException();\r
  52                 }\r
  53         }\r
  54         public NyARRGBRaster_BufferedImage(int i_width, int i_height) throws NyARException\r
  55         {\r
  56                 super( new NyARIntSize(i_width,i_height),NyARBufferType.OBJECT_Java_BufferedImage);\r
  57                 if(!initInstance(this._size,true)){\r
  58                         throw new NyARException();\r
  59                 }\r
  60         }\r
  61         protected boolean initInstance(NyARIntSize i_size,boolean i_is_alloc)\r
  62         {\r
  63                 this._buf=i_is_alloc?new BufferedImage(i_size.w,i_size.h, ColorSpace.TYPE_RGB):null;\r
  64                 this._reader=new PixelReader((BufferedImage)this._buf);\r
  65                 this._is_attached_buffer=i_is_alloc;\r
  66                 return true;\r
  67         }       \r
  68         \r
  69 \r
  70         public INyARRgbPixelReader getRgbPixelReader() throws NyARException\r
  71         {\r
  72                 return this._reader;\r
  73         }\r
  74         public Object getBuffer()\r
  75         {\r
  76                 return this._buf;\r
  77         }\r
  78         public boolean hasBuffer()\r
  79         {\r
  80                 return this._buf!=null;\r
  81         }\r
  82         public void wrapBuffer(Object i_ref_buf) throws NyARException\r
  83         {\r
  84                 assert(!this._is_attached_buffer);//バッファがアタッチされていたら機能しない。\r
  85                 BufferedImage buf=(BufferedImage)i_ref_buf;\r
  86                 assert(buf.getWidth()==this._size.w && buf.getHeight()==this._size.h);\r
  87                 this._buf=buf;\r
  88                 //ピクセルリーダーの参照バッファを切り替える。\r
  89                 this._reader.switchBuffer(i_ref_buf);\r
  90         }\r
  91         \r
  92         \r
  93         /**\r
  94          * byte[]配列に、パディング無しの8bit画素値が、RGBRGBの順で並んでいる\r
  95          * バッファに使用できるピクセルリーダー\r
  96          *\r
  97          */\r
  98         private class PixelReader implements INyARRgbPixelReader\r
  99         {\r
 100                 protected BufferedImage _ref_buf;\r
 101 \r
 102                 public PixelReader(BufferedImage i_buf)\r
 103                 {\r
 104                         this._ref_buf = i_buf;\r
 105                 }\r
 106 \r
 107                 public void getPixel(int i_x, int i_y, int[] o_rgb)\r
 108                 {\r
 109                         final BufferedImage ref_buf = this._ref_buf;\r
 110                         int p=ref_buf.getRGB(i_x, i_y);\r
 111                         o_rgb[0] = (p>>16) & 0xff;// R\r
 112                         o_rgb[1] = (p>>8) & 0xff;// G\r
 113                         o_rgb[2] = (p>>0) & 0xff;// B\r
 114                         return;\r
 115                 }\r
 116 \r
 117                 public void getPixelSet(int[] i_x, int[] i_y, int i_num, int[] o_rgb)\r
 118                 {\r
 119                         final BufferedImage ref_buf = this._ref_buf;\r
 120                         for (int i = i_num - 1; i >= 0; i--) {\r
 121                                 int p=ref_buf.getRGB(i_x[i], i_y[i]);\r
 122                                 o_rgb[i * 3 + 0] = (p>>16) & 0xff;// R\r
 123                                 o_rgb[i * 3 + 1] = (p>>8) & 0xff;// G\r
 124                                 o_rgb[i * 3 + 2] = (p>>0) & 0xff;// B\r
 125                         }\r
 126                         return;\r
 127                 }\r
 128                 public void setPixel(int i_x, int i_y, int[] i_rgb) throws NyARException\r
 129                 {\r
 130                         NyARException.notImplement();           \r
 131                 }\r
 132                 public void setPixels(int[] i_x, int[] i_y, int i_num, int[] i_intrgb) throws NyARException\r
 133                 {\r
 134                         NyARException.notImplement();           \r
 135                 }\r
 136                 public void switchBuffer(Object i_ref_buffer) throws NyARException\r
 137                 {\r
 138                         this._ref_buf = (BufferedImage)i_ref_buffer;\r
 139                 }\r
 140                 \r
 141         }       \r
 142         \r
 143         \r
 144         \r
 145         \r
 146 }\r