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OCR.java
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OCR.java
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package com.github.tonydeng.tesseract;
import net.sourceforge.tess4j.Tesseract1;
import net.sourceforge.tess4j.TesseractException;
import org.apache.commons.lang3.StringUtils;
import org.im4java.core.ConvertCmd;
import org.im4java.core.IMOperation;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.File;
/**
* Created by tonydeng on 2017/2/14.
*/
public class OCR {
private static final Logger log = LoggerFactory.getLogger(OCR.class);
public static void processImg(String src, String dest) {
if (StringUtils.isEmpty(src)
|| StringUtils.isEmpty(dest)) {
return;
}
IMOperation op = new IMOperation();
op.addImage(src);
op.p_profile("*");
op.addRawArgs("-threshold", "22%");
op.addImage(dest);
log.info("op:'{}'", op);
ConvertCmd cmd = new ConvertCmd(true);
try {
cmd.run(op);
} catch (Exception e) {
e.printStackTrace();
}
}
public static String ocrImg(File img) throws TesseractException {
Tesseract1 teaser = new Tesseract1();
teaser.setDatapath(System.getenv("TESSDATA_PREFIX"));
return teaser.doOCR(img).trim();
}
}