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使用Thumbnailator工具壓縮圖檔

使用Thumbnailator工具需要引入thumbnailator-0.4.8.jar包，在pom中添加一下代碼即可。

<dependency>
     <groupId>net.coobird</groupId>
     <artifactId>thumbnailator</artifactId>
     <version>0.4.8</version>
</dependency>

圖檔壓縮

1、建立ImageZoomService接口，添加一下代碼。

import java.io.File;
import java.io.OutputStream;
import java.net.URL;

/*
 * 圖檔縮放
 * */
public interface ImageZoomService {
	/**
	 * 指定大小進行縮放 若圖檔橫比width小，高比height小，不變 若圖檔橫比width小，高比height大，高縮小到height，圖檔比例不變
	 * 若圖檔橫比width大，高比height小，橫縮小到width，圖檔比例不變
	 * 若圖檔橫比width大，高比height大，圖檔按比例縮小，橫為width或高為height
	 * 
	 * @param source
	 *            輸入源
	 * @param output
	 *            輸出源
	 * @param width
	 *            寬
	 * @param height
	 *            高
	 */
	public void imgThumb(String source, String output, int width, int height);

	public void imgThumb(File source, String output, int width, int height);

	public void imgThumb(URL source, String output, int width, int height);

	public String imgThumbOutputStream(URL source, int width, int height);


	/**
	 * 按照比例進行縮放
	 * 
	 * @param source
	 *            輸入源
	 * @param output
	 *            輸出源
	 * @param scale
	 *            比例
	 */
	public void imgScale(String source, String output, double scale);

	public void imgScale(File source, String output, double scale);

	public void imgScale(URL source, String output, double scale);

	public String imgScaleOutputStream(URL source, double scale);

	/**
	 * 不按照比例，指定大小進行縮放
	 * 
	 * @param source
	 *            輸入源
	 * @param output
	 *            輸出源
	 * @param width
	 *            寬
	 * @param height
	 *            高
	 * @param keepAspectRatio
	 *            預設是按照比例縮放的,值為false 時不按比例縮放
	 */
	public void imgNoScale(String source, String output, int width, int height, boolean keepAspectRatio);

	public void imgNoScale(File source, String output, int width, int height, boolean keepAspectRatio);

	public void imgNoScale(URL source, String output, int width, int height, boolean keepAspectRatio);

	public String imgNoScaleOutputStream(URL source, int width, int height, boolean keepAspectRatio);

	/**
	 * 輸出到OutputStream
	 * 
	 * @param source
	 *            輸入源
	 * @param output
	 *            輸出源
	 * @param width
	 *            寬
	 * @param height
	 *            高
	 * @return toOutputStream(流對象)
	 */
	public OutputStream imgOutputStream(String source, String output, int width, int height);

	public OutputStream imgOutputStream(File source, String output, int width, int height);
}

2、建立類ImageZoomServiceImpl，繼承ImageZoomService。

import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.net.URL;

import org.springframework.stereotype.Service;

import com.chaoxing.service.ImageZoomService;
import com.sun.org.apache.xerces.internal.impl.dv.util.Base64;

import net.coobird.thumbnailator.Thumbnails;
import net.coobird.thumbnailator.Thumbnails.Builder;

public class ImageZoomServiceImpl implements ImageZoomService {

	public void imgThumb(String source, String output, int width, int height) {
		try {
			Thumbnails.of(source).size(width, height).toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public void imgThumb(File source, String output, int width, int height) {
		try {
			Thumbnails.of(source).size(width, height).toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public void imgThumb(URL source, String output, int width, int height) {
		try {
			Thumbnails.of(source).size(width, height).toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public String imgThumbOutputStream(URL source, int width, int height) {
		ByteArrayOutputStream baos = null;
		String binary = null;
		try {
			baos = new ByteArrayOutputStream();
			Thumbnails.of(source).size(width, height).toOutputStream(baos);
			binary = Base64.encode(baos.toByteArray());
		} catch (IOException e) {
			e.printStackTrace();
		}
		return binary;
	}

	public void imgScale(String source, String output, double scale) {
		try {
			Thumbnails.of(source).scale(scale).toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public void imgScale(File source, String output, double scale) {
		try {
			Thumbnails.of(source).scale(scale).toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public void imgScale(URL source, String output, double scale) {
		try {
			Thumbnails.of(source).scale(scale).toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public String imgScaleOutputStream(URL source, double scale) {
		ByteArrayOutputStream baos = null;
		String binary = null;
		try {
			baos = new ByteArrayOutputStream();
			Thumbnails.of(source).scale(scale).toOutputStream(baos);
			binary = Base64.encode(baos.toByteArray());
		} catch (IOException e) {
			e.printStackTrace();
		}
		return binary;
	}

	public void imgNoScale(String source, String output, int width, int height, boolean keepAspectRatio) {
		try {
			Thumbnails.of(source).size(width, height).keepAspectRatio(keepAspectRatio).toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public void imgNoScale(File source, String output, int width, int height, boolean keepAspectRatio) {
		try {
			Thumbnails.of(source).size(width, height).keepAspectRatio(keepAspectRatio).toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public void imgNoScale(URL source, String output, int width, int height, boolean keepAspectRatio) {
		try {
			Thumbnails.of(source).size(width, height).keepAspectRatio(keepAspectRatio).toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public String imgNoScaleOutputStream(URL source, int width, int height, boolean keepAspectRatio) {
		ByteArrayOutputStream baos = null;
		String binary = null;
		try {
			baos = new ByteArrayOutputStream();
			Thumbnails.of(source).size(width, height).keepAspectRatio(keepAspectRatio).toOutputStream(baos);
			binary = Base64.encode(baos.toByteArray());
		} catch (IOException e) {
			e.printStackTrace();
		}
		return binary;
	}

	public OutputStream imgOutputStream(String source, String output, int width, int height) {
		OutputStream os = null;
		try {
			os = new FileOutputStream(output);
			Thumbnails.of(source).scale(width, height).toOutputStream(os);
		} catch (IOException e) {
			e.printStackTrace();
		}

		return os;
	}

	public OutputStream imgOutputStream(File source, String output, int width, int height) {
		OutputStream os = null;
		try {
			os = new FileOutputStream(output);
			Thumbnails.of(source).scale(width, height).toOutputStream(os);
		} catch (IOException e) {
			e.printStackTrace();
		}
		return os;
	}
}

圖檔水印

1、建立ImageWatermarkService接口

import java.io.File;
import java.net.URL;

import net.coobird.thumbnailator.geometry.Position;

/*
 * 圖檔水印
 * */
public interface ImageWatermarkService {
	/**
	 * 水印
	 * 
	 * @param source
	 *            輸入源
	 * @param output
	 *            輸入源
	 * @param width
	 *            寬
	 * @param height
	 *            高
	 * @param position
	 *            水印位置 Positions.BOTTOM_RIGHT o.5f
	 * @param watermark
	 *            水印圖檔位址
	 * @param transparency
	 *            透明度 0.5f
	 * @param quality
	 *            圖檔品質 0.8f
	 */
	public void imgWatermark(String source, String output, int width, int height, Position position, String watermark,
			float transparency, float quality);

	public void imgWatermark(File source, String output, int width, int height, Position position, String watermark,
			float transparency, float quality);

	public void imgWatermark(URL source, String output, int width, int height, Position position, String watermark,
			float transparency, float quality);

	public String imgWatermarkOutputStream(URL source, int width, int height, Position position, String watermark,
			float transparency, float quality);
}

2、建立ImageWatermarkServiceImpl類，繼承ImageWatermarkService

import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.net.URL;

import javax.imageio.ImageIO;

import org.springframework.stereotype.Service;

import com.chaoxing.service.ImageWatermarkService;
import com.sun.org.apache.xerces.internal.impl.dv.util.Base64;

import net.coobird.thumbnailator.Thumbnails;
import net.coobird.thumbnailator.geometry.Position;

public class ImageWatermarkServiceImpl implements ImageWatermarkService {

	public void imgWatermark(String source, String output, int width, int height, Position position, String watermark,
			float transparency, float quality) {
		try {
			Thumbnails.of(source).size(width, height)
					.watermark(position, ImageIO.read(new File(watermark)), transparency).outputQuality(0.8f)
					.toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
		;
	}

	public void imgWatermark(File source, String output, int width, int height, Position position, String watermark,
			float transparency, float quality) {
		try {
			Thumbnails.of(source).size(width, height)
					.watermark(position, ImageIO.read(new File(watermark)), transparency).outputQuality(0.8f)
					.toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public void imgWatermark(URL source, String output, int width, int height, Position position, String watermark,
			float transparency, float quality) {
		try {
			Thumbnails.of(source).size(width, height)
					.watermark(position, ImageIO.read(new File(watermark)), transparency).outputQuality(0.8f)
					.toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public String imgWatermarkOutputStream(URL source, int width, int height, Position position, String watermark,
			float transparency, float quality) {
		ByteArrayOutputStream baos = null;
		String binary = null;
		try {
			baos = new ByteArrayOutputStream();
			Thumbnails.of(source).size(width, height)
					.watermark(position, ImageIO.read(new File(watermark)), transparency).outputQuality(0.8f)
					.toOutputStream(baos);
			binary = Base64.encode(baos.toByteArray());
		} catch (IOException e) {
			e.printStackTrace();
		}
		return binary;
	}

}

圖檔旋轉

1、建立接口ImageRoteService

/*
 * 圖檔旋轉
 * */
public interface ImageRoteService {
	/**
	 * 旋轉 ,正數：順時針 負數：逆時針
	 * 
	 * @param source
	 *            輸入源
	 * @param output
	 *            輸出源
	 * @param width
	 *            寬
	 * @param height
	 *            高
	 * @param rotate
	 *            角度,正數順時針  負數逆時針
	 */
	public void imgRotate(String source, String output, int width, int height, double rotate);

	public void imgRotate(File source, String output, int width, int height, double rotate);

	public void imgRotate(URL source, String output, int width, int height, double rotate);

	public String imgRotateOutputStream(URL source, int width, int height, double rotate);
}

2、建立類ImageRoteServiceImpl，并繼承ImageRoteService

import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.net.URL;

import org.springframework.stereotype.Service;

import com.sun.org.apache.xerces.internal.impl.dv.util.Base64;

import net.coobird.thumbnailator.Thumbnails;

public class ImageRoteServiceImpl implements com.chaoxing.service.ImageRoteService {

	public void imgRotate(String source, String output, int width, int height, double rotate) {
		try {
			Thumbnails.of(source).size(width, height).rotate(rotate).toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public void imgRotate(File source, String output, int width, int height, double rotate) {
		try {
			Thumbnails.of(source).size(width, height).rotate(rotate).toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public void imgRotate(URL source, String output, int width, int height, double rotate) {
		try {
			Thumbnails.of(source).size(width, height).rotate(rotate).toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public String imgRotateOutputStream(URL source, int width, int height, double rotate) {
		ByteArrayOutputStream baos = null;
		String binary = null;
		try {
			baos = new ByteArrayOutputStream();
			Thumbnails.of(source).size(width, height).rotate(rotate).toOutputStream(baos);
			binary = Base64.encode(baos.toByteArray());
		} catch (IOException e) {
			e.printStackTrace();
		}
		return binary;
	}
}

圖檔格式轉換

1、建立接口ImageFormatService

import java.awt.image.BufferedImage;
import java.io.File;
import java.net.URL;

/*
 * 圖檔格式轉換
 * */
public interface ImageFormatService {

	/**
	 * 轉化圖像格式
	 * 
	 * @param source
	 *            輸入源
	 * @param output
	 *            輸出源
	 * @param width
	 *            寬
	 * @param height
	 *            高
	 * @param format
	 *            圖檔類型，gif、png、jpg
	 */
	public void imgFormat(String source, String output, int width, int height, String format);

	public void imgFormat(File source, String output, int width, int height, String format);

	public void imgFormat(URL source, String output, int width, int height, String format);

	public String imgFormatOutputStream(URL source, int width, int height, String format);

	/**
	 * 輸出到BufferedImage
	 * 
	 * @param source
	 *            輸入源
	 * @param output
	 *            輸出源
	 * @param width
	 *            寬
	 * @param height
	 *            高
	 * @param format
	 *            圖檔類型，gif、png、jpg
	 * @return BufferedImage
	 */
	public BufferedImage imgBufferedImage(String source, String output, int width, int height, String format);

	public BufferedImage imgBufferedImage(File source, String output, int width, int height, String format);

	public BufferedImage imgBufferedImage(URL source, String output, int width, int height, String format);

}

2、建立ImageFormatServiceImpl類，并繼承ImageFormatService

import java.awt.image.BufferedImage;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.net.URL;

import javax.imageio.ImageIO;

import org.springframework.stereotype.Service;

import com.chaoxing.service.ImageFormatService;
import com.sun.org.apache.xerces.internal.impl.dv.util.Base64;

import net.coobird.thumbnailator.Thumbnails;

public class ImageFormatServiceImpl implements ImageFormatService {

	public void imgFormat(String source, String output, int width, int height, String format) {
		try {
			Thumbnails.of(source).size(width, height).outputFormat(format).toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public void imgFormat(File source, String output, int width, int height, String format) {
		try {
			Thumbnails.of(source).size(width, height).outputFormat(format).toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public void imgFormat(URL source, String output, int width, int height, String format) {
		try {
			Thumbnails.of(source).size(width, height).outputFormat(format).toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public String imgFormatOutputStream(URL source, int width, int height, String format) {
		ByteArrayOutputStream baos = null;
		String binary = null;
		try {
			baos = new ByteArrayOutputStream();
			Thumbnails.of(source).size(width, height).outputFormat(format).toOutputStream(baos);
			binary = Base64.encode(baos.toByteArray());
		} catch (IOException e) {
			e.printStackTrace();
		}
		return binary;
	}

	public BufferedImage imgBufferedImage(String source, String output, int width, int height, String format) {
		BufferedImage buff = null;
		try {
			buff = Thumbnails.of(source).size(width, height).asBufferedImage();
			ImageIO.write(buff, format, new File(output));
		} catch (IOException e) {
			e.printStackTrace();
		}
		return buff;
	}

	public BufferedImage imgBufferedImage(File source, String output, int width, int height, String format) {
		BufferedImage buff = null;
		try {
			buff = Thumbnails.of(source).size(width, height).asBufferedImage();
			ImageIO.write(buff, format, new File(output));
		} catch (IOException e) {
			e.printStackTrace();
		}
		return buff;
	}

	public BufferedImage imgBufferedImage(URL source, String output, int width, int height, String format) {
		BufferedImage buff = null;
		try {
			buff = Thumbnails.of(source).size(width, height).asBufferedImage();
			ImageIO.write(buff, format, new File(output));
		} catch (IOException e) {
			e.printStackTrace();
		}
		return buff;
	}
}

圖檔剪裁

1、建立接口ImageCutService

import java.io.File;
import java.net.URL;

import net.coobird.thumbnailator.geometry.Position;

/*
 * 圖檔剪裁
 * */
public interface ImageCutService {

	/**
	 * 裁剪圖檔
	 * 
	 * @param source
	 *            輸入源
	 * @param output
	 *            輸出源
	 * @param position
	 *            裁剪位置
	 * @param x
	 *            裁剪區域x
	 * @param y
	 *            裁剪區域y
	 * @param width
	 *            寬
	 * @param height
	 *            高
	 * @param keepAspectRatio
	 *            預設是按照比例縮放的,值為false 時不按比例縮放
	 */
	public void imgSourceRegion(String source, String output, Position position, int x, int y, int width, int height,
			boolean keepAspectRatio);

	public void imgSourceRegion(File source, String output, Position position, int x, int y, int width, int height,
			boolean keepAspectRatio);

	public void imgSourceRegion(URL source, String output, Position position, int x, int y, int width, int height,
			boolean keepAspectRatio);

	public String imgSourceRegionOutputStream(URL source, Position position, int x, int y, int width, int height,
			boolean keepAspectRatio);

	/**
	 * 按坐标裁剪
	 * 
	 * @param source
	 *            輸入源
	 * @param output
	 *            輸出源
	 * @param x
	 *            起始x坐标
	 * @param y
	 *            起始y坐标
	 * @param x1
	 *            結束x坐标
	 * @param y1
	 *            結束y坐标
	 * @param width
	 *            寬
	 * @param height
	 *            高
	 * @param keepAspectRatio
	 *            預設是按照比例縮放的,值為false 時不按比例縮放
	 */
	public void imgSourceRegion(String source, String output, int x, int y, int x1, int y1, int width, int height,
			boolean keepAspectRatio);

	public void imgSourceRegion(File source, String output, int x, int y, int x1, int y1, int width, int height,
			boolean keepAspectRatio);

	public void imgSourceRegion(URL source, String output, int x, int y, int x1, int y1, int width, int height,
			boolean keepAspectRatio);

	public String imgSourceRegionOutputStream(URL source, int x, int y, int x1, int y1, int width, int height,
			boolean keepAspectRatio);
}

2、建立類ImageCutServiceImpl，并繼承ImageCutService接口

import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.net.URL;

import org.springframework.stereotype.Service;

import com.chaoxing.service.ImageCutService;
import com.sun.org.apache.xerces.internal.impl.dv.util.Base64;

import net.coobird.thumbnailator.Thumbnails;
import net.coobird.thumbnailator.geometry.Position;

public class ImageCutServiceImpl implements ImageCutService {

	public void imgSourceRegion(String source, String output, Position position, int x, int y, int width, int height,
			boolean keepAspectRatio) {
		try {
			Thumbnails.of(source).sourceRegion(position, x, y).size(width, height).keepAspectRatio(keepAspectRatio)
					.toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public void imgSourceRegion(File source, String output, Position position, int x, int y, int width, int height,
			boolean keepAspectRatio) {
		try {
			Thumbnails.of(source).sourceRegion(position, x, y).size(width, height).keepAspectRatio(keepAspectRatio)
					.toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public void imgSourceRegion(URL source, String output, Position position, int x, int y, int width, int height,
			boolean keepAspectRatio) {
		try {
			Thumbnails.of(source).sourceRegion(position, x, y).size(width, height).keepAspectRatio(keepAspectRatio)
					.toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public String imgSourceRegionOutputStream(URL source, Position position, int x, int y, int width, int height, boolean keepAspectRatio) {
		ByteArrayOutputStream baos = null;
		String binary = null;
		try {
			baos = new ByteArrayOutputStream();
			Thumbnails.of(source).sourceRegion(position, x, y).size(width, height).keepAspectRatio(keepAspectRatio).toOutputStream(baos);
			binary = Base64.encode(baos.toByteArray());
		} catch (IOException e) {
			e.printStackTrace();
		}
		return binary;
	}

	public void imgSourceRegion(String source, String output, int x, int y, int x1, int y1, int width, int height,
			boolean keepAspectRatio) {
		try {
			Thumbnails.of(source).sourceRegion(x, y, x1, y1).size(width, height).keepAspectRatio(keepAspectRatio)
					.toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public void imgSourceRegion(File source, String output, int x, int y, int x1, int y1, int width, int height,
			boolean keepAspectRatio) {
		try {
			Thumbnails.of(source).sourceRegion(x, y, x1, y1).size(width, height).keepAspectRatio(keepAspectRatio)
					.toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	public void imgSourceRegion(URL source, String output, int x, int y, int x1, int y1, int width, int height,
			boolean keepAspectRatio) {
		try {
			Thumbnails.of(source).sourceRegion(x, y, x1, y1).size(width, height).keepAspectRatio(keepAspectRatio)
					.toFile(output);
		} catch (IOException e) {
			e.printStackTrace();
		}

	}

	public String imgSourceRegionOutputStream(URL source, int x, int y, int x1, int y1, int width, int height,
			boolean keepAspectRatio) {
		ByteArrayOutputStream baos = null;
		String binary = null;
		try {
			baos = new ByteArrayOutputStream();
			Thumbnails.of(source).sourceRegion(x, y, x1, y1).size(width, height).keepAspectRatio(keepAspectRatio)
					.toOutputStream(baos);
			binary = Base64.encode(baos.toByteArray());
		} catch (IOException e) {
			e.printStackTrace();
		}
		return binary;
	}
}
java 工具 Thumbnails Thumbnailation 圖檔壓縮 圖檔水印 圖檔剪裁
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