91av视频/亚洲h视频/操亚洲美女/外国一级黄色毛片 - 国产三级三级三级三级

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    文件類型: .rar
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    發(fā)布日期: 2023-06-22
  • 語言: Java
  • 標簽: 數(shù)字水印??

資源簡介

java實現(xiàn)的對圖片添加可視化的數(shù)字水印添加以及不可見水印的添加與提取

資源截圖

代碼片段和文件信息 

package?com;

public?class?Calculate_dct?{
?????private?static?final?int?M=8;
?????private?static?final?int?N=8;
?????
?????private?static?double?assist_Com（int?para）{
????	?if（0?==?para）{
????		?return?1/Math.sqrt（2）;
????	?}else{
????		?return?1;
????	?}
?????}
?????private?static?int[][]?eachElementtoInt（double?F[][]）{
????	?int[][]?media=new?int[M][N];
????	?
????	?for（int?i?=?0;i????		?for（int?j?=?0;j????			?if（media[i][j]>0）
????			???media[i][j]?=?（int）?F[i][j]+1;
????			?else
????			???media[i][j]?=?（int）?F[i][j];
????		?}
????	?
????	?return?media;
?????}
?????public?static?int[][]?compute_Dct（int?f[][]）{
????	?double[][]??freq=new?double[M][N];
????	
????	?for（int?i?=?0;i????		?for（int?j?=?0;j????			?
????		?for（int?x?=?0;x????			???for（int?y?=?0;y????				???freq[i][j]?=?freq[i][j]+0.25*assist_Com（i）*assist_Com（j）*f[x][y]
????				??????????????????*Math.cos（Math.PI*（2*x+1）*i/16）*Math.cos（Math.PI*（2*y+1）*j/16）;
????				?}
????			?
????			??
????		????}
????		???System.out.println（freq[i][j]）;
????		?}
????	???int?media[][]=eachElementtoInt（freq）;??
????	?
????	???return?media;
?????}
?????
?????public?static?int[][]?compute_iDct（int?F[][]）{
????	?double[][]??time=new?double[M][N];
????	?for（int?i?=?0;i????		?for（int?j?=?0;j????			?
????			?for（int?x?=?0;x????			???for（int?y?=?0;y????				???time[i][j]?=?time[i][j]+0.25*assist_Com（x）*assist_Com（y）*F[x][y]
????				??????????????????*Math.cos（Math.PI*（2*i+1）*x/16）*Math.cos（Math.PI*（2*j+1）*y/16）;
????	??????????}
????		?}
????	???int?media[][]=eachElementtoInt（time）;??
????	?
????	???return?media;
?????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????76636??2018-04-17?20:55??com\121_JPEG壓縮編碼系統(tǒng)源代碼\Bmp.aps

?????文件????????547??1998-04-17?20:10??com\121_JPEG壓縮編碼系統(tǒng)源代碼\Bmp.h

?????文件???????1169??1998-04-17?20:10??com\121_JPEG壓縮編碼系統(tǒng)源代碼\Bmp.rc

?????文件?????422400??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\Debug\MFCApplication1.exe

?????文件????3160440??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\Debug\MFCApplication1.ilk

?????文件????7064576??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\Debug\MFCApplication1.pdb

?????文件???94240768??2018-04-17?21:00??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\ipch\mfcapplication1-c7cf493e\mfcapplication1-918e51e7.ipch

?????文件????????901??2018-04-17?20:59??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\ChildFrm.cpp

?????文件????????483??2018-04-17?20:59??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\ChildFrm.h

?????文件???????9045??2018-04-17?20:59??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\ClassView.cpp

?????文件???????1275??2018-04-17?20:59??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\ClassView.h

?????文件??????35565??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\Debug\ChildFrm.obj

?????文件?????208012??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\Debug\ClassView.obj

?????文件?????153731??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\Debug\FileView.obj

?????文件?????123128??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\Debug\MainFrm.obj

?????文件???????3159??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\Debug\MFCApplication1.log

?????文件??????67921??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\Debug\MFCApplication1.obj

?????文件???43253760??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\Debug\MFCApplication1.pch

?????文件?????143204??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\Debug\MFCApplication1.res

?????文件???????9876??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\Debug\MFCApplication1.tlog\cl.command.1.tlog

?????文件??????91918??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\Debug\MFCApplication1.tlog\CL.read.1.tlog

?????文件???????8906??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\Debug\MFCApplication1.tlog\CL.write.1.tlog

?????文件???????4048??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\Debug\MFCApplication1.tlog\link.command.1.tlog

?????文件???????9394??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\Debug\MFCApplication1.tlog\link.read.1.tlog

?????文件???????2886??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\Debug\MFCApplication1.tlog\link.write.1.tlog

?????文件????????211??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\Debug\MFCApplication1.tlog\MFCApplication1.lastbuildstate

?????文件????????838??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\Debug\MFCApplication1.tlog\rc.command.1.tlog

?????文件???????8034??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\Debug\MFCApplication1.tlog\rc.read.1.tlog

?????文件????????402??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\Debug\MFCApplication1.tlog\rc.write.1.tlog

?????文件??????67271??2018-04-17?21:01??com\121_JPEG壓縮編碼系統(tǒng)源代碼\MFCApplication1\MFCApplication1\Debug\MFCApplication1Doc.obj

............此處省略199個文件信息

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