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Questions tagged [tess-two]

146 questions
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DPI increase for OCR (Tesseract)

I am using tess-two to OCR images in Android. I have pre-processed the input PNG image by deskewing, resizing, binarizing (Bradley threshold), and De-Noising the image. When I run tess-two, the results are pretty poor. When I ran it on command line…
Mallik Kumar
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Android Tess-Two library load data

I am using the Tess-Two tesseract library. In most example code, the external tessdata is loaded by accessing the SD card, something like: Environment.getExternalStorageDirectory().toString() + "/TesseractSample/";. Is it possible to access this…
Rgfvfk Iff
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tess-two won't initialise, even with correct permissions

Here's what I'm currently doing: tess-two is set up in my Android project I have permissions specified in the AndroidManifest.xml of my main app (not the tess-two AndroidManifest.xml): I also check for permissions explicitly in my code: int…
LomaxOnTheRun
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How to augment OCR output of tesstwo using user data in ANDROID?

I am using Tess-two to OCR documents.It seems that the team of Tesseract has done a great job and the results are extremely good!! But now I want to use only words from my user_data file. Here…
Farmaker
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java.lang.UnsatisfiedLinkError opencv tess-two libraries?

I've downloaded this project : https://github.com/jhansireddy/AndroidScannerDemo It uses OpenCV and it works perfectly, what it does is scan a photo taken with the phone's camera (or from gallery) and scan it. My purpose is OCR so I included…
engineering student
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How to do multi-language Tesseract-ocr

I have followed building instructions for DemoImagetoText on Youtube I build DemoImagetoText successfully. Then I want to develop this application by do multi-language OCR. If I want to do multi-language OCR what should I do or change from this…
wanipook
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UnsatisfiedLinkError at runtime

I am using scanlibrary module in my project and it works fine, but when I include tess-two 6.0.4 in build.gradle file it generates following error: java.lang.UnsatisfiedLinkError:…
Shahrukh Haider
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Cannot build libtess.so in tess-two

Basically when I run ndk-build command in the tess-two folder which I have extracted after downloading, the following error occurs - https://i.stack.imgur.com/nYQvr.png my ndk version is android-ndk-r10c Due to this libtess.so is not being created…
Akshansh Jain
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Unable to build tess-two library

I'm trying to build the tess-two library by following this tutorial: http://www.codeproject.com/Tips/840623/Android-Character-Recognition On Windows the compile of the library fails immediately on Linux I receive the following error: make: Entering…
DarkVex
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Cannot update project from terminal in Android

I am developing an Android project. In my project, I need to do OCR. So found this tutorial http://www.codeproject.com/Tips/840623/Android-Character-Recognition. I am trying to follow that tutorial. But I am having problems with set up, especially…
Wai Yan Hein
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Tesseract max recognition time in android

I have a problem with tesseract recognition time in android, it's taking too much time to recognize text. In ios it has a function to give tesseract max recognition time like tesseract.maximumRecognitionTime = 60.0. Is there any way to give…
crafter
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extracting numbers from Bitmap in android using tess-two library

I want to extract a number from a Bitmap. I'm using the tess-two library, but it does not recognize correctly. Example Code: @Override public void onClick(View v) { switch (v.getId()){ case R.id.b2: InputStream…
karim saikouki
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Tesseract getutf8text performance

I have been working with an app that uses the Tesseract API in order to support OCR. This is done by using a Surfaceview which shows the camera output (Camera2 API) and a ImageReader instance which is used to get the images from the camera. The…
Araw
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Execution failed for task ':tess-two:processReleaseResources' after migration to Android Studio 1.5

I just migrated to Android Studio 1.5 and started to get the error bellow. Before mgration I could build the project, no problem at all. Now I can't. Any help will be preciated. Thank you in advance. ERROR 13:13:26.569 [ERROR]…
Carlos
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Migrate to gradle experimental:0.2.0 NDK

i use project with openCV integrated: https://github.com/joaopedronardari/OpenCV-AndroidSamples This project use "gradle experimental:0.2.0", i want to import my OCR tesseract, but android can`t load library : System.loadLibrary("pngt"); In old…
Geralt_rivv
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