package?algorithm;



import?java.awt.*;
import?java.awt.image.*;
?
public?class?Canny?extends?Component?{
?
????????public?Canny（）?{
???????????????threshold1?=?50;
???????????????threshold2?=?230;
???????????????setThreshold（128）;
???????????????setWidGaussianKernel（15）;
????????}
?
????????public?void?process（）??{
??????????????
???????????????width?=?sourceImage.getWidth（this）;
???????????????height?=?sourceImage.getHeight（this）;
???????????????picsize?=?width?*?height;
???????????????data?=?new?int[picsize];
???????????????magnitude?=?new?int[picsize];
???????????????orientation?=?new?int[picsize];
???????????????float?f?=?1.0F;
???????????????canny_core（f?widGaussianKernel）;
???????????????thresholding_tracker（threshold1?threshold2）;

???????????????
???????????????for?（int?i?=?0;?i????????????????????????if?（data[i]?>?threshold）
???????????????????????????????data[i]?=?0xff000000;
???????????????????????else
???????????????????????????????data[i]?=?-1;
?
???????????????edgeImage?=??pixels2image（data）;
???????????????data?=?null;
???????????????magnitude?=?null;
??????????????
????????}
?
????????private?void?canny_core（float?f?int?i）?{
???????????????boolean?flag?=?false;
???????????????boolean?flag1?=?false;
???????????????derivative_mag?=?new?int[picsize];
???????????????float?af4[]?=?new?float[i];
???????????????float?af5[]?=?new?float[i];
???????????????float?af6[]?=?new?float[i];
???????????????data?=?image2pixels（sourceImage）;
???????????????int?k4?=?0;
???????????????do?{
???????????????????????if?（k4?>=?i）
???????????????????????????????break;
???????????????????????float?f1?=?gaussian（k4?f）;
???????????????????????if?（f1?<=?0.005F?&&?k4?>=?2）
???????????????????????????????break;
???????????????????????float?f2?=?gaussian（（float）?k4?-?0.5F?f）;
???????????????????????float?f3?=?gaussian（（float）?k4?+?0.5F?f）;
???????????????????????float?f4?=?gaussian（k4?f?*?0.5F）;
???????????????????????af4[k4]?=?（f1?+?f2?+?f3）?/?3F?/?（6.283185F?*?f?*?f）;
???????????????????????af5[k4]?=?f3?-?f2;
???????????????????????af6[k4]?=?1.6F?*?f4?-?f1;
???????????????????????k4++;
???????????????}?while?（true）;
???????????????int?j?=?k4;
???????????????float?af[]?=?new?float[picsize];
???????????????float?af1[]?=?new?float[picsize];
???????????????int?j1?=?width?-?（j?-?1）;
???????????????int?l?=?width?*?（j?-?1）;
???????????????int?i1?=?width?*?（height?-?（j?-?1））;
???????????????for?（int?l4?=?j?-?1;?l4????????????????????????for?（int?l5?=?l;?l5????????????????????????????????int?k1?=?l4?+?l5;
???????????????????????????????float?f8?=?（float）?data[k1]?*?af4[0];
???????????????????????????????float?f10?=?f8;
???????????????????????????????int?l6?=?1;
???????????????????????????????int?k7?=?k1?-?width;
???????????????????????????????for?（int?i8?=?k1?+?width;?l6???????????????????????????????????????f8?+=?af

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2013-04-29?14:43??digitalImageProcessing\
?????文件?????????386??2013-04-29?14:43??digitalImageProcessing\.classpath
?????文件?????????398??2013-04-29?14:43??digitalImageProcessing\.project
?????目錄???????????0??2013-04-29?14:43??digitalImageProcessing\.settings\
?????文件?????????629??2013-04-29?14:43??digitalImageProcessing\.settings\org.eclipse.jdt.core.prefs
?????目錄???????????0??2013-04-29?14:43??digitalImageProcessing\bin\
?????目錄???????????0??2013-04-29?14:43??digitalImageProcessing\bin\algorithm\
?????文件????????7931??2013-04-29?14:43??digitalImageProcessing\bin\algorithm\Canny.class
?????文件????????1697??2013-04-29?14:43??digitalImageProcessing\bin\algorithm\EdgeDetection.class
?????文件????????3496??2013-04-29?14:43??digitalImageProcessing\bin\algorithm\FFTTransform.class
?????文件????????6659??2013-04-29?14:43??digitalImageProcessing\bin\algorithm\GeoTransform.class
?????文件???????10341??2013-04-29?14:43??digitalImageProcessing\bin\algorithm\ImageEnhancement.class
?????文件????????3723??2013-04-29?14:43??digitalImageProcessing\bin\algorithm\ImageSegmentation.class
?????文件????????2090??2013-04-29?14:43??digitalImageProcessing\bin\algorithm\Morphology.class
?????文件????????7491??2013-04-29?14:43??digitalImageProcessing\bin\algorithm\WaveletTransform.class
?????目錄???????????0??2013-04-29?14:43??digitalImageProcessing\bin\test\
?????文件????????4582??2013-04-29?14:43??digitalImageProcessing\bin\test\HistgramDlg.class
?????文件????????2260??2013-04-29?14:43??digitalImageProcessing\bin\test\MouseEvent_1$1.class
?????文件????????1011??2013-04-29?14:43??digitalImageProcessing\bin\test\MouseEvent_1.class
?????文件?????????729??2013-04-29?14:43??digitalImageProcessing\bin\test\RotateDlg$1.class
?????文件?????????718??2013-04-29?14:43??digitalImageProcessing\bin\test\RotateDlg$2.class
?????文件?????????718??2013-04-29?14:43??digitalImageProcessing\bin\test\RotateDlg$3.class
?????文件????????4508??2013-04-29?14:43??digitalImageProcessing\bin\test\RotateDlg.class
?????文件????????2404??2013-04-29?14:43??digitalImageProcessing\bin\test\TestForLinearDlg$1.class
?????文件????????5951??2013-04-29?14:43??digitalImageProcessing\bin\test\TestForLinearDlg.class
?????目錄???????????0??2013-04-29?14:43??digitalImageProcessing\bin\util\
?????文件????????4391??2013-04-29?14:43??digitalImageProcessing\bin\util\ProcessMath.class
?????文件????????3481??2013-04-29?14:43??digitalImageProcessing\bin\util\ProcessUtil.class
?????目錄???????????0??2013-04-29?14:43??digitalImageProcessing\bin\view\
?????文件?????????725??2013-04-29?14:43??digitalImageProcessing\bin\view\ConvoleDlg$1.class
?????文件?????????725??2013-04-29?14:43??digitalImageProcessing\bin\view\ConvoleDlg$2.class
............此處省略119個文件信息