binarization of an image android

deleted-sample2

asked 2019-02-03 22:42:18 -0600

ojesus
37 ●1 ●6

updated 2020-09-28 06:50:07 -0600

sturkmen

6772 ●3 ●48 ●79 https://github.com/stu...

hello guys

i am developing an android application which is use for OCR from invoice so i am use tesseract library for ocr but some time some invoice images are not read by the tesseract library because some images are blurry and character are not readable so i want to binarize an image because tesseract work perfect on binarize image.

if any one have an idea please guide me.

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public Mat onCameraFrame(Mat inputFrame) { Mat gray = inputFrame.gray(); Mat bin = new Mat(); Imgproc.threshold(gray, bin, 120, 255, Imgproc.THRESH_BINARY); // process bin image with tesseract bin.release(); // must be released manually ! }

binarization of an image android

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binarization of an image android