B4A Tutorial [Example] Add OCR features to your Android application - Erel    
Apr 14, 2019   
(6 reactions)This example demonstrates how you can use an OCR web service to recognize text in camera images.
The program allows you to take a picture and then send it to OCRWebService.
OCRWebService returns the recognized text in various formats. This is not a free service, however they offer a free trial and their prices are not high.
Camera picture:
http://www.b4x.com/basic4android/images/SS-2013-03....b4x.com/android/forum/threads/example-add-ocr-features-to-your-android-application.27080/page-2#post...
B4A Code Snippet B4XOCRPage - Specific OCR capture area (using MLKIT GMS Vision OCR) - Magma    
May 27, 2025   
(8 reactions) / GMS Vision Lib... you will understand the simplicity... well i wanted to do the same with ocr.......
* The B4XOCRPage based on OCR TextRecognition using ML Kit
** Will need also Camera2 Library and CamEX2...
link: Tips for Post #15
Use ML Kit's OCR to process an image and obtain a text object containing...
link:
Well it is not has to do with what camera lib...(camera2 ofcourse is a must for today use)
Crop is...
link: with the OCR to identify the license plate, your system is perfect because I frame only the portion...
B4A Library TextRecognitionAndroid - OCR - Johan Schoeman    
Aug 15, 2020   
(27 reactions)A wrap for this Github project.
1. Jar and XML attached - copy them to your additional libs folder
...
link: Sir, Thanks for your code.Its works fine.
But please, how can I set these parameters :
a) autofocus ...
link: Also, how can I zoom in/out the camera?...
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Not sure this lib is still relevant. ML Kit should be the new to go if I am not mistaken.
I used y...
B4A Library ANPR with YOLOv8 + OCR (B4A) – rectangles OK, OCR optimized - roberto64    
Feb 5, 2026   
(11 reactions) OCR
Currently:
✔️ License plate detection is working correctly
✔️ The red rectangle is aligned... continuous OCR
I've optimized the OCR so that it only runs when the license plate is stable for...
link: I removed it simply because the zipped package was too large. The project with the missing file is i...
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Thank you, but my understanding is that float16.tflite is the float16 quantization of Tensor flow L...
link: https://drive.google.com/drive/folders/1LtAbBE_a515Pwc9Aq5_BICDue9Tsiutf...
B4A Library OCR - Extracting text from a bitmap using the Play Services Vision API - Johan Schoeman    
Oct 19, 2017   
(22 reactions)This request comes from here:
https://www.b4x.com/android/forum/threads/ocr-offline-on-screen.84867...="ocr" />)
If you don't have the Android Vision dependencies installed then...
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@Erel Please remove this library. the expiration date is already gone. Today i wasted my time down...
link: ) in message number 12.
The Google Translate app contains a better OCR module with automatic...
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This request comes from here:
https://www.b4x.com/android/forum/threads/ocr-offline-on-screen...
B4J Question OCR with B4J - aaronk    
Mar 18, 2016Hi,
Just wondering how to do OCR with B4J ?
Has anyone got or used any library's that allows OCR to be done with B4J ?
I have come across this https://www.b4x.com/android/forum/threads/ocr.43329/ but want to do it with B4J.
(Can this B4A library as above work with B4J?)...
B4A Question GMS Vision ML Kit OCR Recognizer - Magma    
May 23, 2025 it) - to recognize text and pass it in a string (OCR), without the need of using camex or other lib?
1. can i have GMS Vision ML Kit OCR Recognizer with some lines of code as in barcode/qrcode...
link: /b4xocrpage-specific-ocr-capture-area-using-mlkit-gms-vision-ocr.167161/...
link: 1. https://www.b4x.com/android/forum/threads/b4x-textrecognition-based-on-mlkit.161210/
need to search how to combine it - right in m...
B4J Tutorial How to OCR image text - jkhazraji    
Nov 30, 2025   
(6 reactions) with #AdditionalJar:
2.Download Tesseract-OCR and place the folder in Objects
3. Use the following inline Java...));
// Perform OCR on the image
String text = tesseract.doOCR(image...
link:
is there anything for greek?
168690...
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is there anything for greek?
Add the following 2 lines to inline java before try { block:
// Set ...
link: with #AdditionalJar:
2.Download Tesseract-OCR and place the folder in Objects
3. Use the following inline Java...
B4A Example TessBaseAPI ocr - roberto64    
Sep 21, 2020   
(7 reactions)hello, a small library of TessBaseAPI "tesseract4android-2.1.0" Ocr, you need to download...://github.com/tesseract-ocr / tessdata "
regards...
link: Hi all,
Aeric can solved this problem.I don't know you have already get it, yet?
Thank you,...
link:
Hi, give me your email so I can send you the library. aar, greetings
[email protected]
thank you...
link: [email protected]
Thank you for your kind of you in advance
@roberto64...
B4A Library OCR - OCR Reader Complete - Johan Schoeman    
Sep 3, 2016   
(24 reactions).DEPENDENCIES"
android:value="ocr" />
<activity android:name="com.google.android.gms.samples.vision.ocrreader.OcrCaptureActivity"
android:label...
link: It was a shortcut wrap that basically kickstarts the activity inside the original Java project. Once...
link: Hi Johan. You have done a perfect Java code. There is only one problem. When you dynamically pass pa...
link: Try this one...
https://www.b4x.com/android/forum/threads/textrecognitionandroid-ocr.121018/post...
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