MultipartFile转ImageFactory
时间: 2023-05-23 09:06:43 浏览: 140
A:可以使用Java的ImageIO类将MultipartFile转换为Image对象,然后再将Image对象转换为ImageFactory。以下是示例代码:
```
import org.imgscalr.Scalr;
import org.imgscalr.Scalr.Method;
import org.springframework.web.multipart.MultipartFile;
import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.ByteArrayInputStream;
import java.io.IOException;
public class ImageUtils {
public static ImageFactory convertToImageFactory(MultipartFile multipartFile) throws IOException {
BufferedImage bufferedImage = ImageIO.read(new ByteArrayInputStream(multipartFile.getBytes()));
bufferedImage = Scalr.resize(bufferedImage, Method.SPEED, 720, 720, Scalr.OP_ANTIALIAS);
return new ImageFactory().fromBufferedImage(bufferedImage);
}
}
```
此代码利用了imgscalr库来缩小图像以提高性能。缩放大小是可配置的,本示例中设置为720 x 720。
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