office-gobmx/qadevOOo/runner/convwatch/PRNCompare.java

805 lines
33 KiB
Java

/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
package convwatch;
import helper.ProcessHandler;
import java.io.File;
import convwatch.PixelCounter;
import convwatch.StatusHelper;
import helper.OSHelper;
import helper.StringHelper;
import java.util.ArrayList;
import util.utils;
// -----------------------------------------------------------------------------
// --------------------------------- PRNCompare ---------------------------------
// class DifferenceType
// {
// final static int NO_DIFFERENCE = 1;
// final static int DIFFERENCE = 2;
//
// public int nValue = NO_DIFFERENCE;
// public boolean equals(int _n)
// {
// if ( _n == nValue ) return true;
// return false;
// }
// }
// -----------------------------------------------------------------------------
public class PRNCompare
{
// OSHelper m_aHelper;
String fs;
public PRNCompare()
{
// m_aHelper = new OSHelper();
fs = System.getProperty("file.separator");
}
String executeSynchronously(String _sCommand)
{
// System.out.println(_sCommand);
ProcessHandler aHandler = new ProcessHandler(_sCommand);
boolean bBackValue = aHandler.executeSynchronously();
String sText = aHandler.getOutputText();
GlobalLogWriter.get().println("Exitcode: " + String.valueOf(aHandler.getExitCode()));
return sText;
}
int getMaxNumOfFileEntry(String _sDirectory, String _sBasename)
{
// TODO: check if directory exist should be done earlier
File aDirectory = new File(_sDirectory);
File[] aDirList = aDirectory.listFiles(
/*
new FileFilter() {
boolean accept(File filename)
{
if (filename.getName().endsWith("jpg"))
return true;
return false;
}
} */
);
int nMaxNumber = 0;
for(int n = 0; n<aDirList.length ; n++)
{
String sDirEntry = aDirList[n].getName();
if (sDirEntry.endsWith(".jpg"))
{
int nNum = nMaxNumber;
if (sDirEntry.startsWith(_sBasename))
{
// System.out.println(sDirEntry);
int nJpgIdx = sDirEntry.lastIndexOf(".jpg");
String sValue = sDirEntry.substring(_sBasename.length(), nJpgIdx);
int nValue = 0;
try
{
nValue = Integer.valueOf(sValue).intValue();
}
catch(java.lang.NumberFormatException e)
{
}
// System.out.println(nValue);
nNum = nValue;
}
if (nNum > nMaxNumber)
{
nMaxNumber = nNum;
}
}
}
return nMaxNumber;
}
String m_sInputPath;
String m_sReferencePath;
String m_sOutputPath;
String m_sDocFile;
String m_sReferenceFile;
String m_sPostScriptFile;
// String m_sOldDiff;
int m_nMaxPages = 0;
int m_nResolutionInDPI = 0;
TriState m_tUseBorderMove;
String m_sDocumentType;
public void setInputPath(String _sInputPath) { m_sInputPath = _sInputPath; }
public void setReferencePath(String _sReferencePath) { m_sReferencePath = _sReferencePath; }
public void setOutputPath(String _sOutPath) { m_sOutputPath = _sOutPath; }
public void setDocFile(String _sDocFile) { m_sDocFile = _sDocFile;}
public void setReferenceFile(String _sPRNFile){ m_sReferenceFile = _sPRNFile;}
public void setPostScriptFile(String _sPSFile){ m_sPostScriptFile = _sPSFile;}
public void setBorderMove(TriState _b) {m_tUseBorderMove = _b;}
public TriState getBorderMove() {return m_tUseBorderMove;}
// public void setOldDiffPath(String _sOldDiff)
// {
// m_sOldDiff = _sOldDiff;
// }
public void setMaxPages(int _n) {m_nMaxPages = _n;}
int getMaxPages() {return m_nMaxPages;}
public void setResolutionInDPI(int _n) {m_nResolutionInDPI = _n;}
int getResolutionInDPI() {return m_nResolutionInDPI;}
public void setDocumentType(String _sTypeName)
{
m_sDocumentType = _sTypeName;
}
// -----------------------------------------------------------------------------
public StatusHelper[] compare()
{
createJPEGFromPostscript(m_sOutputPath, m_sReferencePath, m_sReferenceFile, getResolutionInDPI());
// TODO: Assume, that Postscript is already in the OutputPath, this may change.
createJPEGFromPostscript(m_sOutputPath, m_sOutputPath, m_sPostScriptFile, getResolutionInDPI());
StatusHelper[] aList = createDiffs(m_sOutputPath,
m_sOutputPath, m_sReferenceFile,
m_sOutputPath, m_sPostScriptFile,
getMaxPages(), m_tUseBorderMove);
// TODO: Rename?
return aList;
}
public StatusHelper[] compare_new()
{
String[] aRefList = createJPEGFromPostscript(m_sOutputPath, m_sReferencePath, m_sReferenceFile, getResolutionInDPI());
// TODO: Assume, that Postscript is already in the OutputPath, this may change.
String[] aPSList = createJPEGFromPostscript(m_sOutputPath, m_sOutputPath, m_sPostScriptFile, getResolutionInDPI());
StatusHelper[] aList = createDiffs(m_sOutputPath,
aRefList,
aPSList,
getMaxPages(), m_tUseBorderMove);
return aList;
}
static String getJPEGName(String _sOutputPath, String _sBasename, String _sGS_PageOutput)
{
String fs = System.getProperty("file.separator");
String sJPEGName = _sOutputPath + fs + _sBasename + _sGS_PageOutput + ".jpg";
return sJPEGName;
}
/**
* Create via ghostscript (gs) from the reference file for every page a JPEG file
*
* MUST set:
* m_sOutputPath, m_sReferenceFile, m_sReferencePath
*
* return exit code from gs command
*/
public static String[] createJPEGFromPostscript(String _sOutputPath, String _sSourcePath, String _sSourceFile, int _nResolutionInDPI)
{
String sGS_PageOutput = "%04d";
// if ( OSHelper.isWindows() )
// {
// sGS_PageOutput = "%%d";
// }
FileHelper.makeDirectories("", _sOutputPath);
// create a jpeg from original prn
String fs = System.getProperty("file.separator");
String sJPGFilename = getJPEGName(_sOutputPath, _sSourceFile, sGS_PageOutput);
String sOriginalFile = _sSourcePath + fs + _sSourceFile;
String sCommand;
String sGS = "gs";
if (OSHelper.isWindows())
{
sGS = "gswin32c.exe";
}
sCommand = sGS + " -dNOPROMPT -dBATCH -sDEVICE=jpeg -r" + String.valueOf(_nResolutionInDPI) + " -dNOPAUSE -sOutputFile=" + StringHelper.doubleQuoteIfNeed(sJPGFilename) + " " + StringHelper.doubleQuoteIfNeed(sOriginalFile);
String[] sCommandArray =
{
sGS,
"-dNOPROMPT",
"-dBATCH",
"-sDEVICE=jpeg",
"-r" + String.valueOf(_nResolutionInDPI),
"-dNOPAUSE",
"-sOutputFile=" + sJPGFilename,
sOriginalFile
};
// System.out.println("Start Command array");
// try
// {
// Runtime.getRuntime().exec(sCommandArray);
// } catch (Exception e) {
// System.out.println("FAILED");
// }
// System.out.println("done");
ProcessHandler aHandler = new ProcessHandler(sCommandArray);
boolean bBackValue = aHandler.executeSynchronously();
// TODO: return a real filename, due to the fact we don't know how much files are created, maybe better to return a list
ArrayList m_aFileList = new ArrayList();
for (int i=1;i<9999;i++)
{
String sNewJPEGFilename = utils.replaceAll13(sJPGFilename, sGS_PageOutput, StringHelper.createValueString(i, 4));
if (FileHelper.exists(sNewJPEGFilename))
{
m_aFileList.add(sNewJPEGFilename); // as long as the files exist, fill the array
}
else
{
break; // stop file check
}
}
String[] aList = new String[m_aFileList.size()];
aList = (String[])m_aFileList.toArray(aList);
return aList; // sNewJPEGFilename;
}
/**
* Create Difference Files from the JPEGs
* parameter, how much difference files should create
*
* m_sPostScriptFile
* m_sReferenceFile
* m_sOutputPath
*/
public StatusHelper[] createDiffs(String _sOutputPath, String _sSourcePath1, String _sSourceFile1, String _sSourcePath2, String _sSourceFile2, int _nMaxDiffs, TriState _tUseBorderMove)
{
if (_nMaxDiffs < 1)
{
_nMaxDiffs = 1;
}
String sS1Basename = FileHelper.getBasename(_sSourceFile1);
String sS2Basename = FileHelper.getBasename(_sSourceFile2);
// count, from which file (jpegs) exist more, take the less one
// more are not compareable
int nS1_Files = getMaxNumOfFileEntry(_sSourcePath1, sS1Basename);
int nS2_Files = getMaxNumOfFileEntry(_sSourcePath2, sS2Basename);
// System.out.println("count of s1 files " + String.valueOf(nS1_Files));
// System.out.println("count of s2 files " + String.valueOf(nS2_Files));
// take the min of both
int nMin = Math.min(nS1_Files, nS2_Files);
nMin = Math.min(nMin, _nMaxDiffs);
StatusHelper[] aList = new StatusHelper[nMin];
// TODO: if both document do not have same page count, produce an error
// System.out.println("min of both: " + String.valueOf(nMin));
int nStatusIndex = 0;
for (int i=1;i<=nMin;i++)
{
String sOldGfx = getJPEGName(_sSourcePath1, sS1Basename, StringHelper.createValueString(i, 4));
String sNewGfx = getJPEGName(_sSourcePath2, sS2Basename, StringHelper.createValueString(i, 4));
String sDiffGfx_ = getJPEGName(_sOutputPath, sS1Basename + ".diff", StringHelper.createValueString(i, 4));
String sDiffGfx = compareJPEGs(sOldGfx, sNewGfx, sDiffGfx_);
StatusHelper aStatus = new StatusHelper(sOldGfx, sNewGfx, sDiffGfx);
// if (FileHelper.exists(sDiffGfx))
if (sDiffGfx.length() > 0)
{
int nResult = identify(sDiffGfx);
if (nResult == 1)
{
aStatus.nDiffStatus = StatusHelper.DIFF_NO_DIFFERENCES;
}
else
{
try
{
int nPercent = estimateGfx(sOldGfx, sNewGfx, sDiffGfx);
aStatus.nDiffStatus = StatusHelper.DIFF_DIFFERENCES_FOUND;
aStatus.nPercent = nPercent;
// GlobalLogWriter.get().println("Hello World: Percent:= " + nPercent);
// GlobalLogWriter.get().println("Hello World: TriState:= " + _tUseBorderMove.intValue());
// GlobalLogWriter.get().println("Hello World: DocType:= " + m_sDocumentType);
// TODO: insert here the new BorderRemover if the percentage value is creater than 75%
if (nPercent > 75 &&
((_tUseBorderMove == TriState.TRUE ) ||
((_tUseBorderMove == TriState.UNSET) &&
m_sDocumentType.indexOf("MS PowerPoint") > 0)))
{
setBorderMove(TriState.TRUE);
String sOld_BM_Gfx = getJPEGName(_sSourcePath1, sS1Basename + ".BM", StringHelper.createValueString(i, 4));
String sNew_BM_Gfx = getJPEGName(_sSourcePath2, sS2Basename + ".BM", StringHelper.createValueString(i, 4));
String sDiff_BM_Gfx_ = getJPEGName(_sOutputPath, sS1Basename + ".diff.BM", StringHelper.createValueString(i, 4));
aStatus.setFilesForBorderMove(sOld_BM_Gfx, sNew_BM_Gfx, sDiff_BM_Gfx_);
try
{
BorderRemover a = new BorderRemover();
a.createNewImageWithoutBorder(sOldGfx, sOld_BM_Gfx);
a.createNewImageWithoutBorder(sNewGfx, sNew_BM_Gfx);
String sDiff_BM_Gfx = compareJPEGs( sOld_BM_Gfx, sNew_BM_Gfx, sDiff_BM_Gfx_);
// if (FileHelper.exists(sDiff_BM_Gfx))
if (sDiff_BM_Gfx.length() > 0)
{
nResult = identify(sDiff_BM_Gfx);
if (nResult == 1)
{
aStatus.nDiffStatus = StatusHelper.DIFF_AFTER_MOVE_DONE_NO_PROBLEMS;
aStatus.nPercent2 = 0;
}
else
{
nPercent = estimateGfx(sOld_BM_Gfx, sNew_BM_Gfx, sDiff_BM_Gfx);
aStatus.nDiffStatus = StatusHelper.DIFF_AFTER_MOVE_DONE_DIFFERENCES_FOUND;
aStatus.nPercent2 = nPercent;
}
}
else
{
}
}
catch(java.io.IOException e)
{
GlobalLogWriter.get().println("Exception caught. At border remove: " + e.getMessage());
}
}
}
catch (java.io.IOException e)
{
GlobalLogWriter.get().println(e.getMessage());
}
}
// checkDiff(sOldGfx, sNewGfx, sDiffGfx);
// if (i >= _nMaxDiffs)
// {
// break;
// }
}
aList[nStatusIndex ++] = aStatus;
}
return aList;
}
public StatusHelper[] createDiffs(String _sOutputPath, String[] _aRefList, String[] _aPSList, int _nMaxDiffs, TriState _tUseBorderMove)
{
if (_nMaxDiffs < 1)
{
_nMaxDiffs = 1;
}
// count, from which file (jpegs) exist more, take the less one
// more are not compareable
// take the min of both
int nMin = Math.min(_aRefList.length, _aPSList.length);
nMin = Math.min(nMin, _nMaxDiffs);
StatusHelper[] aList = new StatusHelper[nMin];
// TODO: if both document do not have same page count, produce an error
// System.out.println("min of both: " + String.valueOf(nMin));
int nStatusIndex = 0;
for (int i=1;i<=nMin;i++)
{
String sOldGfx = _aRefList[i];
String sNewGfx = _aPSList[i];
// String sDiffGfx_ = getJPEGName(_sOutputPath, sS1Basename + ".diff", StringHelper.createValueString(i, 4));
String sDiffGfx = compareJPEGs(sOldGfx, sNewGfx );
StatusHelper aStatus = new StatusHelper(sOldGfx, sNewGfx, sDiffGfx);
// if (FileHelper.exists(sDiffGfx))
if (sDiffGfx.length() > 0)
{
int nResult = identify(sDiffGfx);
if (nResult == 1)
{
aStatus.nDiffStatus = StatusHelper.DIFF_NO_DIFFERENCES;
}
else
{
try
{
int nPercent = estimateGfx(sOldGfx, sNewGfx, sDiffGfx);
// GlobalLogWriter.get().println("Hello World: Percent:= " + nPercent);
// GlobalLogWriter.get().println("Hello World: TriState:= " + _tUseBorderMove.intValue());
// GlobalLogWriter.get().println("Hello World: DocType:= " + m_sDocumentType);
aStatus.nDiffStatus = StatusHelper.DIFF_DIFFERENCES_FOUND;
aStatus.nPercent = nPercent;
if (nPercent > 75 &&
((_tUseBorderMove == TriState.TRUE ) ||
((_tUseBorderMove == TriState.UNSET) &&
m_sDocumentType.indexOf("MS PowerPoint") > 0)))
{
_tUseBorderMove = TriState.TRUE;
// TODO: problem is here, that we have to create some new names.
String sBasename1 = FileHelper.getBasename(sOldGfx);
String sNameNoSuffix1 = FileHelper.getNameNoSuffix(sBasename1);
String sBasename2 = FileHelper.getBasename(sNewGfx);
String sNameNoSuffix2 = FileHelper.getNameNoSuffix(sBasename2);
String sTmpDir = util.utils.getUsersTempDir();
String fs = System.getProperty("file.separator");
String sOld_BM_Gfx = sTmpDir + fs + sNameNoSuffix1 + "-BM-" + StringHelper.createValueString(i, 4) + ".jpg";
String sNew_BM_Gfx = sTmpDir + fs + sNameNoSuffix2 + "-BM-" + StringHelper.createValueString(i, 4) + ".jpg";
try
{
BorderRemover a = new BorderRemover();
a.createNewImageWithoutBorder(sOldGfx, sOld_BM_Gfx);
a.createNewImageWithoutBorder(sNewGfx, sNew_BM_Gfx);
String sDiff_BM_Gfx = compareJPEGs( sOld_BM_Gfx, sNew_BM_Gfx );
aStatus.setFilesForBorderMove(sOld_BM_Gfx, sNew_BM_Gfx, sDiff_BM_Gfx);
// if (FileHelper.exists(sDiff_BM_Gfx))
if (sDiff_BM_Gfx.length() > 0)
{
nResult = identify(sDiff_BM_Gfx);
if (nResult == 1)
{
aStatus.nDiffStatus = StatusHelper.DIFF_AFTER_MOVE_DONE_NO_PROBLEMS;
aStatus.nPercent2 = 0;
}
else
{
nPercent = estimateGfx(sOld_BM_Gfx, sNew_BM_Gfx, sDiff_BM_Gfx);
aStatus.nDiffStatus = StatusHelper.DIFF_AFTER_MOVE_DONE_DIFFERENCES_FOUND;
aStatus.nPercent2 = nPercent;
}
}
else
{
}
}
catch(java.io.IOException e)
{
GlobalLogWriter.get().println("Exception caught. At border remove: " + e.getMessage());
}
}
}
catch (java.io.IOException e)
{
GlobalLogWriter.get().println(e.getMessage());
}
}
// checkDiff(sOldGfx, sNewGfx, sDiffGfx);
// if (i >= _nMaxDiffs)
// {
// break;
// }
}
aList[nStatusIndex ++] = aStatus;
}
return aList;
}
public static String compareJPEGs(String _sOldGfx, String _sNewGfx)
{
String sBasename1 = FileHelper.getBasename(_sOldGfx);
String sNameNoSuffix1 = FileHelper.getNameNoSuffix(sBasename1);
String sBasename2 = FileHelper.getBasename(_sNewGfx);
String sNameNoSuffix2 = FileHelper.getNameNoSuffix(sBasename2);
String sTmpDir = util.utils.getUsersTempDir();
String fs = System.getProperty("file.separator");
String sDiffName = sTmpDir + fs + sNameNoSuffix1 + "-" + sNameNoSuffix2 + "-diff.jpg";
return compareJPEGs(_sOldGfx, _sNewGfx, sDiffName);
}
public static String compareJPEGs(String _sOldGfx, String _sNewGfx, String _sDiffGfx)
{
String sComposite = "composite";
if (OSHelper.isWindows())
{
sComposite = "composite.exe";
}
// String sCommand = sComposite + " -compose difference " +
// StringHelper.doubleQuoteIfNeed(_sOldGfx) + " " +
// StringHelper.doubleQuoteIfNeed(_sNewGfx) + " " +
// StringHelper.doubleQuoteIfNeed(_sDiffGfx);
String[] sCommandArray =
{
sComposite,
"-compose",
"difference",
_sOldGfx,
_sNewGfx,
_sDiffGfx
};
ProcessHandler aHandler = new ProcessHandler(sCommandArray);
boolean bBackValue = aHandler.executeSynchronously();
String sBack = aHandler.getOutputText();
GlobalLogWriter.get().println("'" + sBack + "'");
// return aHandler.getExitCode();
if (FileHelper.exists(_sDiffGfx))
{
return _sDiffGfx;
}
return "";
}
/**
* wrapper for ImageMagick identify,
* function checks how many different colors a picture contains.
* if it's only one color (nResult==1), like background color, there is no difference.
*/
int identify(String _sDiffGfx)
{
int nResult = 0;
// would like to know what the meaning of %k is for ImageMagick's 'identify'
String sIM_Format = "%k";
// if (OSHelper.isWindows())
// {
// sIM_Format = "%%k";
// }
String sIdentify = "identify";
if (OSHelper.isWindows())
{
sIdentify = "identify.exe";
}
// String sCommand = sIdentify + " " + sIM_Format + " " + StringHelper.doubleQuoteIfNeed(_sDiffGfx);
String[] sCommandArray =
{
sIdentify,
"-format",
sIM_Format,
_sDiffGfx
};
ProcessHandler aHandler = new ProcessHandler(sCommandArray);
boolean bBackValue = aHandler.executeSynchronously();
String sBack = aHandler.getOutputText();
GlobalLogWriter.get().println("'" + sBack + "'");
// try to interpret the result, which we get as a String
try
{
int nIdx = sBack.indexOf("\n");
if (nIdx > 0)
{
sBack = sBack.substring(0, nIdx);
}
nResult = Integer.valueOf(sBack).intValue();
}
catch(java.lang.NumberFormatException e)
{
GlobalLogWriter.get().println("Number format exception");
nResult = 0;
}
return nResult;
}
/*
* Check 2 different differ files
* return 1 if there is no difference between both diff files.
*/
// TODO: Maybe a StatusHelper is a better return value
public StatusHelper checkDiffDiff(String _sOutputPath, String _sSourcePath1, String _sSourceFile1, String _sSourcePath2, String _sSourceFile2)
{
String sNewGfx = _sSourcePath1 + fs + _sSourceFile1;
String sOldGfx = _sSourcePath2 + fs + _sSourceFile2;
int nNumber = 1;
String sDiffGfx;
sDiffGfx = getJPEGName(_sOutputPath, _sSourceFile1 + ".diff", StringHelper.createValueString(nNumber, 4));
StatusHelper aCurrentStatus = new StatusHelper(sOldGfx, sNewGfx, sDiffGfx);
// String sComposite = "composite";
// if (OSHelper.isWindows())
// {
// sComposite = "composite.exe";
// }
//
// String sCommand = sComposite +" -compose difference " +
// StringHelper.doubleQuoteIfNeed(sOldGfx) + " " +
// StringHelper.doubleQuoteIfNeed(sNewGfx) + " " +
// StringHelper.doubleQuoteIfNeed(sDiffGfx);
//
//
// // System.out.println(sCommand);
// // executeSynchronously(sCommand);
// ProcessHandler aHandler = new ProcessHandler(sCommand);
// boolean bBackValue = aHandler.executeSynchronously();
compareJPEGs(sOldGfx, sNewGfx, sDiffGfx);
if (FileHelper.exists(sDiffGfx))
{
int nResult = identify(sDiffGfx);
if (nResult == 1)
{
aCurrentStatus.nDiffStatus = StatusHelper.DIFF_NO_DIFFERENCES;
}
else
{
aCurrentStatus.nDiffStatus = StatusHelper.DIFF_DIFFERENCES_FOUND;
try
{
aCurrentStatus.nPercent = estimateGfx(sOldGfx, sNewGfx, sDiffGfx);
}
catch (java.io.IOException e)
{
GlobalLogWriter.get().println(e.getMessage());
aCurrentStatus.nPercent = -1;
}
}
// LLA: should diffdiff file delete?
// File aFile = new File(sDiffGfx);
// aFile.delete();
}
else
{
GlobalLogWriter.get().println("composite can't create the diffdiff file.");
}
return aCurrentStatus;
}
// -----------------------------------------------------------------------------
/**
* count how much pixel differ and between Old or New and the Difference graphics
*
* First, count the old graphics, then the new graphics due to the fact both should be equal
* it should be legal to take result from old or new. We take the graphics with less values.
*
* Second, count the difference graphics, now take the percent algorithm and
* build a percent value, which contain the number of different pixels as a percent value
*
* Interpretation:
* 0% there is no difference
*
* <100% Take a look into the difference graphics, maybe the difference graphics shows
* text like outlined or the text is little bit move left, right up or down.
*
* >100% Yes it's possible that there is a difference more then 100%, maybe a font problem
* between old and new graphics. The font of the new graphics is little bit bigger,
* so the pixel count between old graphics and new graphics is twice the more.
*
*/
public int estimateGfx(String _sOldGfx, String _sNewGfx, String _sDiffGfx)
throws java.io.IOException
{
// new count pixels
int nNotWhiteCount_OldGraphic = PixelCounter.countNotWhitePixelsFromImage(_sOldGfx);
int nNotWhiteCount_NewGraphic = PixelCounter.countNotWhitePixelsFromImage(_sNewGfx);
int nNotBlackCount_DiffGraphic = PixelCounter.countNotBlackPixelsFromImage(_sDiffGfx);
int nMinNotWhiteCount = Math.min(nNotWhiteCount_NewGraphic, nNotWhiteCount_OldGraphic);
// check if not zero
if (nMinNotWhiteCount == 0)
{
nMinNotWhiteCount = Math.max(nNotWhiteCount_NewGraphic, nNotWhiteCount_OldGraphic);
if (nMinNotWhiteCount == 0)
{
nMinNotWhiteCount = 1;
}
}
int nPercent = Math.abs(nNotBlackCount_DiffGraphic * 100 / nMinNotWhiteCount);
GlobalLogWriter.get().println( "Graphics check, pixel based:" + String.valueOf(nPercent) + "% pixel differ ");
return nPercent;
}
/*
* Some selftest functionallity
*/
// public static void main(String[] args)
// {
// System.out.println(FileHelper.getNameNoSuffix("doc.sxw"));
// System.out.println(FileHelper.getSuffix("doc.sxw"));
// System.out.println(FileHelper.getBasename("doc.sxw"));
// System.out.println(FileHelper.getBasename("/tmp/doc.sxw"));
// PRNCompare a = new PRNCompare();
// a.setInputPath( "/cws/so-cwsserv06/qadev18/SRC680/src.m47/convwatch.keep/input/msoffice/xp/PowerPoint");
// a.setReferencePath( "/cws/so-cwsserv06/qadev18/SRC680/src.m47/convwatch.keep/input/msoffice/xp/PowerPoint");
// a.setOutputPath( "/tmp/convwatch_java");
// a.setDocFile( "1_Gov.ppt");
// a.setReferenceFile( "1_Gov.prn" );
// a.setPostScriptFile("1_Gov.ps" );
// a.compare();
// LLA: 20040804 sample how to build jpegs from reference files
// a.createJPEGFromPostscript("/tmp/convwatch_java",
// "/home/apitest/WorkFromHome/20040804/reference", "worddoc.prn" );
//
// a.createJPEGFromPostscript("/tmp/convwatch_java",
// "/home/apitest/WorkFromHome/20040804/reference", "worddoc.ps" );
// Status[] aList = a.createDiffs("/tmp/convwatch_java",
// "/tmp/convwatch_java", "worddoc.prn",
// "/tmp/convwatch_java", "worddoc.ps",
// 2);
// LLA: 20040805 sample how to check 2 gfx files
// this function return DifferenceType.NO_DIFFERENCE if the pictures contain no graphically difference
// DifferenceType aReturnValue = a.checkDiffDiff("/tmp/convwatch_java",
// "/tmp/convwatch_java", "worddoc.prn.diff1.jpg",
// "/tmp/convwatch_java/old", "worddoc.prn.diff1.jpg");
// if (aReturnValue.equals( DifferenceType.NO_DIFFERENCE ))
// {
// System.out.println("There is no difference between both diff files.");
// }
// a.setOldDiff( "/olddiffs");
// }
}