ImageIO.read()方法接受一个InputStream作为参数,并返回一个BufferedImage对象。 转换代码示例: java import java.awt.image.BufferedImage; import java.io.ByteArrayInputStream; import java.io.IOException; import javax.imageio.ImageIO; public class BytesToBufferedImage { public static BufferedImage bytesTo...
以下是将图片字节流转换为BufferedImage对象的代码示例: importjavax.imageio.ImageIO;importjava.awt.image.BufferedImage;importjava.io.ByteArrayInputStream;publicclassImageByteConverter{publicstaticBufferedImageconvertToBufferedImage(byte[]imageBytes){try{ByteArrayInputStreambis=newByteArrayInputStream(imageBytes);...
byte[]fileBytes;try(InputStreaminputStream=newFileInputStream(filePath);ByteArrayOutputStreamoutputStream=newByteArrayOutputStream()){byte[]buffer=newbyte[1024];intlength;while((length=inputStream.read(buffer))!=-1){outputStream.write(buffer,0,length);}fileBytes=outputStream.toByteArray();} 1. ...
imageString=encoder.encode(imageBytes); bos.close(); }catch(IOException e) { e.printStackTrace(); }returnimageString; }/*** * Decode Base64 String to Image *@paramimageString *@return*/publicstaticBufferedImage decodeToImage(String imageString) { BufferedImage image=null;byte[] imageByte;try{...
String imageType = null; // Pass the initial bytes to URLConnection.guessContentTypeFromStream in the form of a // ByteArrayInputStream, which is mark supported. ByteArrayInputStream bais = new ByteArrayInputStream(firstBytes); String mimeType = URLConnection.guessContentTypeFromStream(bais); ...
问如何在Java中将byte[]转换为BufferedImage？ENprivateBufferedImagecreateImageFromBytes(byte[]imageData)...
1:读取本地图片: File file = new File(”001.jpg“);//本地图片 BufferedImage image=(BufferedImage)ImageIO.read(file); 2:读取一张网上图片: URL url= new URL(”ht...
public static String encodeToString(BufferedImage image, String type) { String imageString = null;ByteArrayOutputStream bos = new ByteArrayOutputStream();try { ImageIO.write(image, type, bos);byte[] imageBytes = bos.toByteArray();BASE64Encoder encoder = new BASE64Encoder();imageString = ...
JAVA中BufferedImage与byte[]转换 BufferedImage转byte[] ByteArrayOutputStream out =newByteArrayOutputStream(); ImageIO.write(imgBuff,"jpeg", out);byte[] bytes=out.toByteArray(); byte[]转BufferedImage ByteArrayInputStream in =newByteArrayInputStream(bytes);...
importjava.io.File;importjava.io.FileOutputStream;importjava.io.IOException;importjava.nio.file.Files;importjavax.imageio.ImageIO;importjava.awt.image.BufferedImage;publicclassByteToImage{publicstaticvoidmain(String[]args)throwsIOException{// 读取字节数组byte[]bytes=Files.readAllBytes(newFile("input.tx...