-
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();
- }
- }
- }