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Java OCR 识别组件(基于Tesseract OCR 引擎)。能自动完成图片清理、识别 CAPTCHA 验证码图片内容的一体化工作。Java Image cleanup, OCR recognition component (based Tesseract OCR engine, automatically cleanup image and identification CAPTCHA verification code picture content).

Home Page: http://www.easyproject.cn

Java 100.00%
tesseract captcha java-language image-cleanup ocr java-ocr ocr-engine ocr-recognition ocr-library ocr-java

easyocr's Issues

Delete this project please

Please delete this project or mark it as archived as you stop the source-opening work suddenly, what the meaning of this project? It's absolutely a MISGUIDING to users of GitHub.

Temp cannot access under Linux environment

System.getProperty("java.io.tmpdir") + UUID.randomUUID().toString()

Under linux environmet:
Error if no root access
/tmpuuid

Correct should be /tmp/uuid
System.getProperty("java.io.tmpdir") + File.separator + UUID.randomUUID().toString()

NullPointerException when discern the InputStream

Sample code bellow, would you please help??

String file ="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";


InputStream is = new ByteArrayInputStream(file.getBytes());

EasyOCR e = new EasyOCR();
e.setTesseractPath("D:\\Program Files\\Tesseract-OCR\\tesseract");
e.discernAndAutoCleanImage(is, ImageType.CAPTCHA_NORMAL);

Got an exception with

Exception in thread "main" java.lang.NullPointerException
    at cn.easyproject.easyocr.ImageClean.cleanImage(ImageClean.java:953)
    at cn.easyproject.easyocr.ImageClean.cleanImage(ImageClean.java:909)
    at cn.easyproject.easyocr.ImageClean.cleanImage(ImageClean.java:1357)
    at cn.easyproject.easyocr.EasyOCR.discernAndAutoCleanImage(EasyOCR.java:580)
    at cn.easyproject.easyocr.EasyOCR.discernAndAutoCleanImage(EasyOCR.java:410)
    at cn.easyproject.easyocr.EasyOCR.discernAndAutoCleanImage(EasyOCR.java:358)
    at com.sinocare.uq.CaptchaTest.main(CaptchaTest.java:35)

However, it is working fine with File like e.discern("images/new/test.jpg")

为什么tesserac要指定文件目录

public String discern(String fromImage) { String toFile = System.getProperty("java.io.tmpdir") + File.separator + UUID.randomUUID().toString(); return this.discernToFileAndGet(fromImage, toFile, true); }

不能自己指定?

nothing

Want to charge without developing anything? Crazy thinking about money?

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