. kindly whether I have to downaload from Script centre downloads i.e. *Download Windows PowerShell 2.0* <http://support.microsoft.com/kb/968929>. Whether this will work for tesseract-ocr r-578 version -due to issue No: 465? With regards, -sriranga(78)
On Sun, Mar 27, 2011 at 10:51 PM, Quan Nguyen <[email protected]> wrote: > I created a PowerShell script to automate language data generation for > Tesseract 3.01. Save it as train.ps1 and put it in tesseract-3.0 > directory. > > Any feedback and improvement is welcome. > > <# > > Automate Tesseract 3.01 language data pack generation process. > > @author: Quan Nguyen > @date: 27 Mar 2011 > > The script file should be placed in the same directory as Tesseract's > binary executables. > > Run PowerShell as Administrator and allow script execution by running > the following command: > > PS > Set-ExecutionPolicy RemoteSigned > > Then execute the script by: > > PS > .\train.ps1 > or > PS > .\train.ps1 yourlang imageFolder > > If imageFolder is not specified, it is default to a yourlang > subdirectory under Tesseract directory. > > Windows PowerShell 2.0 Download: http://support.microsoft.com/kb/968929 > > #> > > $lang = $args[0] > if (!$lang) { > $lang = Read-Host "Enter a language code" > } > > $langDir = $lang > > if ($args[1]) { > $langDir = $args[1] > } > > if (!(test-path $langDir)) > { > throw "{0} is not a valid path" -f $langDir > } > > echo "=== Generating Tesseract language data for language: $lang ===" > > $fullPath = [IO.Path]::GetFullPath($langDir) > echo "** Your training images should be in ""$fullPath"" directory." > > $al = New-Object System.Collections.ArrayList > > echo "Make Box Files" > $boxFiles > Foreach ($entry in dir $langDir) { > If ($entry.name.toLower().endsWith(".tif") -and > $entry.name.startsWith($lang)) { > echo "** Processing image: $entry" > $nameWoExt = [IO.Path]::Combine($entry.DirectoryName, > $entry.BaseName) > $al.Add($nameWoExt) > > #Bootstrapping a new character set > $trainCmd = ".\tesseract {0}.tif {0} -l {1} batch.nochop > makebox" -f $nameWoExt, $lang > #Should comment out the next line after done with editing the box > files to prevent them from getting overwritten in repeated runs. > Invoke-Expression $trainCmd > $boxFiles += $nameWoExt + ".box " > } > } > echo "** Box files should be edited before continuing. **" > > echo "Generate .tr Files" > $trFiles > Foreach ($entry in $al) { > $trainCmd = ".\tesseract {0}.tif {0} nobatch box.train" -f > $entry > Invoke-Expression $trainCmd > $trFiles += $entry + ".tr " > } > > echo "Compute the Character Set" > Invoke-Expression ".\unicharset_extractor -D $langDir $boxFiles" > > move-item -force -path $langDir\unicharset -destination $langDir\ > $lang.unicharset > > echo "Clustering" > Invoke-Expression ".\mftraining -U unicharset -O $trFiles" > Invoke-Expression ".\cntraining $trFiles" > > echo "Dictionary Data" > Invoke-Expression ".\wordlist2dawg $langdir\ > $lang.frequent_words_list.txt $langdir\$lang.freq-dawg $langdir\ > $lang.unicharset" > Invoke-Expression ".\wordlist2dawg $langdir\$lang.words_list.txt > $langdir\$lang.word-dawg $langdir\$lang.unicharset" > > echo "The last file (unicharambigs) -- this is to be manually edited" > if (!(test-path $langdir\$lang.unicharambigs)) { > new-item "$langdir\$lang.unicharambigs" -type file > set-content -path $langdir\$lang.unicharambigs -value "v1" > } > > echo "Putting it all together" > Invoke-Expression ".\combine_tessdata $langdir\$lang." > > -- > You received this message because you are subscribed to the Google Groups > "tesseract-ocr" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/tesseract-ocr?hl=en. > > -- You received this message because you are subscribed to the Google Groups "tesseract-ocr" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/tesseract-ocr?hl=en.
