import java . awt . Image ; import java . awt . image . BufferedImage ; import java . io . File ; import java . io . IOException ; import java . util . HashMap ; import javax . imageio . ImageIO ; import com . google . zxing . BinaryBitmap
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.util.HashMap;
import javax.imageio.ImageIO;
import com.google.zxing.BinaryBitmap;
import com.google.zxing.EncodeHintType;
import com.google.zxing.MultiFormatReader;
import com.google.zxing.Result;
import com.google.zxing.client.j2se.BufferedImageLuminanceSource;
import com.google.zxing.common.BitArray;
import com.google.zxing.common.BitMatrix;
import com.google.zxing.common.HybridBinarizer;
public class ReadQRCode {
public static void main(String[] args) {
try {
/*
* MultiFormatReader 多格式读取
*
* */
MultiFormatReader formatReader = new MultiFormatReader();
File file = new File("D:/Users/ma.png");
//读取图片buffer中
BufferedImage bufferedImage = ImageIO.read(file);
/*
* BinaryBitmap 二进制位图
* HybridBinarizer 混合二值化器
* BufferedImageLuminanceSource 图像缓存区 亮度 资源
*
* */
BinaryBitmap binaryBitmap = new BinaryBitmap(new HybridBinarizer(new BufferedImageLuminanceSource(bufferedImage)));
//定义二维码参数
HashMap hashMap = new HashMap();
hashMap.put(EncodeHintType.CHARACTER_SET, "utf-8");//编码方式
Result result = formatReader.decode(binaryBitmap,hashMap);
System.out.println("解析结果："+result.toString());
System.out.println("二维码格式类型："+result.getBarcodeFormat());//BarcodeFormat 条形码格式
System.out.println("二维码文本内容："+result.getText());
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}