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lang = for which the language data exists, usually "eng" DATA_PATH = Path to the storage and data path must contain tessdata subdirectory InputStream in = getAssets().open("tessdata/eng.traineddata") įileOutputStream fout = new FileOutputStream(f1) copy the eng lang file from assets folder if not exists.įile f1 = new File(Environment.getExternalStorageDirectory().getAbsolutePath()+"/tesseract/tessdata/eng.traineddata") tesseract reads language from tesseract folder, create it if not exists.įile f = new File(Environment.getExternalStorageDirectory().getAbsolutePath()+"/tesseract/tessdata") Rotating Bitmap & convert to ARGB_8888, required by tessīitmap = Bitmap.createBitmap(bitmap, 0, 0, w, h, mtx, false) īitmap = py(_8888, true) Int exifOrientation = exif.getAttributeInt(ExifInterface.TAG_ORIENTATION,Ĭase ExifInterface.ORIENTATION_ROTATE_90:Ĭase ExifInterface.ORIENTATION_ROTATE_180:Ĭase ExifInterface.ORIENTATION_ROTATE_270: Īdd permission to manifest "_EXTERNAL_STORAGE"īitmap = codeFile(Environment.getExternalStorageDirectory().getAbsolutePath()+"/download/a.png") ĮxifInterface exif = new ExifInterface(Environment.getExternalStorageDirectory().getAbsolutePath()+"/download/a.png") if you are using Android Studio then Copy all th e folders from libs folder to src/main/jniLibs folder in your project and copy the classes.jar to libs folder.Īdd image containing text inside your downloads folder and give the name a.png.Ĭreate folder named tessdata inside the assets folder in your project.ĭownload the file named eng.traineddata from the below link and copy it inside the tessdata folder created in the 4th step.If you are using Eclipse then copy all the files and folders from libs folder to libs folder in your project.Follow my gist to download and use the library:ĭownload the tesseract library from the following link named libs.zip. I have already build the jar files from the library. 안드로이드 스튜디오에서 OCR 프로젝트 시작하기 (starting OCR project in android studio)