Android图片二进制与Bit地图、Drawable的转换

Android图片二进制与Bitmap、Drawable的转换

?Android版：

import java.awt.image.BufferedImage;   import java.io.ByteArrayInputStream;   import java.io.ByteArrayOutputStream;   import java.io.File;   import java.io.IOException;     import javax.imageio.ImageIO;     import sun.misc.BASE64Decoder;   import sun.misc.BASE64Encoder;     public class TestImageBinary {       static BASE64Encoder encoder = new sun.misc.BASE64Encoder();       static BASE64Decoder decoder = new sun.misc.BASE64Decoder();              public static void main(String[] args) {           System.out.println(getImageBinary());                      base64StringToImage(getImageBinary());       }              static String getImageBinary(){           File f = new File("c://20090709442.jpg");                  BufferedImage bi;           try {               bi = ImageIO.read(f);               ByteArrayOutputStream baos = new ByteArrayOutputStream();               ImageIO.write(bi, "jpg", baos);               byte[] bytes = baos.toByteArray();                              return encoder.encodeBuffer(bytes).trim();           } catch (IOException e) {               e.printStackTrace();           }           return null;       }              static void base64StringToImage(String base64String){           try {               byte[] bytes1 = decoder.decodeBuffer(base64String);                              ByteArrayInputStream bais = new ByteArrayInputStream(bytes1);               BufferedImage bi1 =ImageIO.read(bais);               File w2 = new File("c://QQ.bmp");//可以是jpg,png,gif格式               ImageIO.write(bi1, "jpg", w2);//不管输出什么格式图片，此处不需改动          } catch (IOException e) {               e.printStackTrace();           }       }     }  

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