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Update OCR.txt
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docs/OCR.txt
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docs/OCR.txt
@ -4,14 +4,14 @@ Overview
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OCR (Optical Character Recognition) is a technique used to
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extract text from images. In the World of Subtitle, subtitle stored
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in bitmap format are common and even necessary for converting subtitle
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in bitmap format to subtitle in text format ocr is used.
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in bitmap format to subtitle in text format OCR is used.
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Dependency
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==========
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Tesseract (OCR library by Google)
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Leptonica (image processing library)
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Leptonica (Image processing library)
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How to compile ccextractor on linux with OCR
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How to compile CCExtractor on Linux with OCR
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=============================================
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Download and Install Leptonnica.
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@ -50,12 +50,12 @@ you can download tesseract training data from https://github.com/tesseract-ocr/t
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Compile CCextractor passing flags like following
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Compile CCExtractor passing flags like following
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-------------------------------------------------
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make ENABLE_OCR=yes
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How to compile ccextractor on Windows with OCR
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How to compile CCExtractor on Windows with OCR
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===============================================
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Download prebuild library of leptonica and tesseract from following link
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@ -72,23 +72,23 @@ Step 5) Add path of Directory where you have kept uncompressed library of lepton
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Set preprocessor flag ENABLE_OCR=1
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Step 1)In visual studio 2013 right click <Project> and select property.
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Step 2)In the left panel, select Configuration Properties, C/C++, Preprocessor.
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Step 3)In the right panel, in the right-hand column of the Preprocessor Definitions property, open the drop-down menu and choose Edit.
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Step 4)In the Preprocessor Definitions dialog box, add ENABLE_OCR=1. Choose OK to save your changes.
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Step 1) In visual studio 2013 right click <Project> and select property.
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Step 2) In the left panel, select Configuration Properties, C/C++, Preprocessor.
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Step 3) In the right panel, in the right-hand column of the Preprocessor Definitions property, open the drop-down menu and choose Edit.
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Step 4) In the Preprocessor Definitions dialog box, add ENABLE_OCR=1. Choose OK to save your changes.
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Add library in linker
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step 1)Open property of project
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Step 2)Select Configuration properties
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Step 3)Select Linker in left panel(column)
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Step 4)Select Input
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Step 5)Select Additional dependencies in right panel
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Step 6)Add libtesseract304d.lib in new line
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Step 7)Add liblept172.lib in new line
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step 1) Open property of project
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Step 2) Select Configuration properties
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Step 3) Select Linker in left panel(column)
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Step 4) Select Input
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Step 5) Select Additional dependencies in right panel
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Step 6) Add libtesseract304d.lib in new line
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Step 7) Add liblept172.lib in new line
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Download language data from following link
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https://code.google.com/p/tesseract-ocr/downloads/list
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after downloading the tesseract-ocr-3.02.eng.tar.gz extract the tar file and put
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tessdata folder where you have kept ccextractor executable
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tessdata folder where you have kept CCExtractor executable
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Copy the tesseract and leptonica dll from lib folder downloaded from above link to folder of executable or in system32.
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