Alibaba SimpleImage Scale, cut, add watermark operation

Import Java.awt.Point;
Import Java.awt.image.BufferedImage;
Import Java.io.File;
Import Java.io.FileInputStream;
Import Java.io.FileOutputStream;

Import java.io.IOException;
Import Javax.imageio.ImageIO;

Import Javax.media.jai.PlanarImage;
Import Org.apache.commons.io.IOUtils;

Import Org.apache.commons.lang.StringUtils;
Import Com.alibaba.simpleimage.ImageFormat;
Import Com.alibaba.simpleimage.ImageWrapper;
Import com.alibaba.simpleimage.SimpleImageException;
Import Com.alibaba.simpleimage.render.CropParameter;
Import Com.alibaba.simpleimage.render.ScaleParameter;
Import Com.alibaba.simpleimage.render.WatermarkParameter;
Import Com.alibaba.simpleimage.render.WriteParameter;
Import Com.alibaba.simpleimage.render.ScaleParameter.Algorithm;
Import Com.alibaba.simpleimage.util.ImageCropHelper;
Import Com.alibaba.simpleimage.util.ImageDrawHelper;
Import Com.alibaba.simpleimage.util.ImageReadHelper;
Import Com.alibaba.simpleimage.util.ImageScaleHelper; Import com.alibaba.simpleimage.util.iMagewritehelper;

Import com.ram.RamConstants; /** * Alibaba simpleimage image processing tool class functions such as proportional scaling crop and watermark composite operation * * @author 13643 * * * * public class Imageutils {Publi
	c static String Water_image_url = "D:\\img\\watermark.png";

	protected static ImageFormat OutputFormat = Imageformat.jpeg; public static void Main (string[] args) {//1. Proportional Scaling//Scalenormal ("D:\\img\\src.jpg", "D:\\img\\scalenormal.jpg", 720
		,//1080);
		2. Equal scale watermark//Scalewithwatermark ("d:\\img\\src.jpg",//"D:\\img\\scalewithwatermark.jpg", 720, 1080);
		3. Zoom to the specified width//scalewithwidth ("D:\\img\\src.jpg", "d:\\img\\scalewithwidth.jpg",//400);
		4. Zoom to the specified height//scalewithheight ("D:\\img\\src.jpg", "d:\\img\\scalewithheight.jpg",//600);
		5. Cut into square/cut ("D:\\img\\src.jpg", "d:\\img\\cut.jpg");
6. From the middle cut//Cutcenter ("D:\\img\\src.jpg", "d:\\img\\cutcenter.jpg", 600,800);
Print (40,20, 4,2);
Print (20,40, 4,2);

	Print (40,20, 4,3); }/** * * @param pinput * @param pImGeflag * @return * @throws Exception */public static Boolean Ispicture (String pinput, String pimgeflag) throws Exc
		eption {if (Stringutils.isblank (pinput)) {return false;
		} String tmpname = pinput.substring (Pinput.lastindexof (".") + 1, pinput.length ()); String imgearray[][] = {{"bmp", "0"}, {"Dib", "1"}, {"GIF", "2"}, {"Jfif", "3"}, {"Jpe", "4"}, {"JPEG", "5"}, {"JPG", "6"}
		{"PNG", "7"}, {"TIF", "8"}, {"Tiff", "9"}, {"Ico", "10"}}; for (int i = 0; i < imgearray.length; i++) {if (! Stringutils.isblank (Pimgeflag) && imgearray[i][0].equals (Tmpname.tolowercase ()) && imgearray[i][1]
			. Equals (Pimgeflag)) {return true;
			} if (Stringutils.isblank (Pimgeflag) && imgearray[i][0].equals (Tmpname.tolowercase ())) {return true;
	}} return false; /** * Proportional Zoom will trim part of the content * * @param src * @param target * @param width * @param height */@SuppressWarnings ("Static-access") public final static void scale (String src, String target, int width, int height) {file out = new File (target);//Destination picture FileOutputStream OutStream = null; File in = new file (src);
		Original picture FileInputStream instream = null;
			try {instream = new FileInputStream (in);

			Imagewrapper imagewrapper = Imagereadhelper.read (instream);
			int w = imagewrapper.getwidth ();
			
			int h = imagewrapper.getheight ();
			Float w1= 0f, H1 = 0f;
			float sp = (float) w/h;
			float RP = (float) width/height;
				if (sp > RP) {w1 = (Width * h)/(float) W;

			H1 = width;
				} else if (SP&LT;RP) {h1 = (height * w)/(float) H;
			W1 = width;
				}else{W1=width;
			H1=height; }//1. Zoom Scaleparameter Scaleparam = new Scaleparameter ((int) w1, (int) h1, algorithm.lanczos);
			Scaling parameters Planarimage Planrimage = Imagescalehelper.scale (Imagewrapper.getasplanarimage (), Scaleparam);
			Imagewrapper = new Imagewrapper (planrimage);
			4. Output OutStream = new FileOutputStream (out); String prefix = out.getname (). substRing (Out.getname (). LastIndexOf (".") + 1);
		Imagewritehelper.write (Imagewrapper, OutStream, Outputformat.getimageformat (prefix), new Writeparameter ());
		} catch (IOException e) {e.printstacktrace (); } catch (Simpleimageexception e) {} finally {ioutils.closequietly (instream);//Picture file input/output stream must be remembered to close Ioutils.closequi

		etly (OutStream); }} public final static void Scalenormal (string src, string target, int width, int height) {file out = new file (targe T);
		Purpose picture FileOutputStream outstream = null; File in = new file (src);
		Original picture FileInputStream instream = null;
			try {instream = new FileInputStream (in);
			Imagewrapper imagewrapper = Imagereadhelper.read (instream);
			int w = imagewrapper.getwidth ();
			int h = imagewrapper.getheight ();
			int cw=w, ch=h,x=0,y=0;
			Boolean isdeal=true; if (height>h| |
			WIDTH&GT;W) {isdeal=false;
				}else if ((w-width) > (h-height)) {ch=h;
				cw= (h*width)/height;
				x= (W-CW)/2;
					if (cw>h) {cw=w; Ch=(w*height)/width;
					y= (H-CH)/2;
				x=0;
				}}else if ((w-width) <= (h-height)) {cw=w;
				Ch= (w*height)/width;
				y= (H-CH)/2;
					if (ch>h) {ch=h;
					cw= (h*width)/height;
					x= (W-CW)/2;
				y=0;
			}} System.out.println ("x:" +x+ "y" +y+ "cw:" +cw+ "ch" +ch+ ""); if (isdeal) {Cropparameter Cropparam = new Cropparameter (x, y, CW, ch);//cutting parameters Planarimage Planrimage = Imagecrophe
				Lper.crop (Imagewrapper.getasplanarimage (), Cropparam); Scaleparameter Scaleparam = new Scaleparameter (width, height, algorithm.lanczos);
				Scaling Parameters Planrimage = Imagescalehelper.scale (Planrimage, Scaleparam);
			Imagewrapper = new Imagewrapper (planrimage);
			}//4. Output OutStream = new FileOutputStream (out);
			String prefix = out.getname (). substring (Out.getname (). LastIndexOf (".") + 1);
		Imagewritehelper.write (Imagewrapper, OutStream, Outputformat.getimageformat (prefix), new Writeparameter ());
		} catch (IOException e) {e.printstacktrace (); } catch (Simpleimageexception e)

		{} finally {ioutils.closequietly (instream);//Picture file input/output stream must be remembered to close ioutils.closequietly (OutStream);
	}}/** * Compress the image to a specified size, the image is smaller than the target image (Watermark) * * @param src * @param target * @param width * @param height */ Public final static void Scalewithwatermark (string src, string target, int width, int height) {file out = new file (tar Get);
		Purpose picture FileOutputStream outstream = null; File in = new file (src);
		Original picture FileInputStream instream = null;
			try {instream = new FileInputStream (in);
			Imagewrapper imagewrapper = Imagereadhelper.read (instream);
			int w = imagewrapper.getwidth ();
			int h = imagewrapper.getheight ();
			int cw=w, ch=h,x=0,y=0;
			Boolean isdeal=true; if (height>h| |
			WIDTH&GT;W) {isdeal=false;
				}else if ((w-width) > (h-height)) {ch=h;
				cw= (h*width)/height;
				x= (W-CW)/2;
					if (cw>h) {cw=w;
					Ch= (w*height)/width;
					y= (H-CH)/2;
				x=0; }}else if ((w-width) <= (H-height)) {cw=w;
				Ch= (w*height)/width;
				y= (H-CH)/2;
					if (ch>h) {ch=h;
					cw= (h*width)/height;
					x= (W-CW)/2;
				y=0;
			}} System.out.println ("x:" +x+ "y" +y+ "cw:" +cw+ "ch" +ch+ ""); if (isdeal) {Cropparameter Cropparam = new Cropparameter (x, y, CW, ch);//cutting parameters Planarimage Planrimage = Imagecrophe
				Lper.crop (Imagewrapper.getasplanarimage (), Cropparam); Scaleparameter Scaleparam = new Scaleparameter (width, height, algorithm.lanczos);
				Scaling Parameters Planrimage = Imagescalehelper.scale (Planrimage, Scaleparam);
			Imagewrapper = new Imagewrapper (planrimage);
			}//3. Water stamp BufferedImage waterimage = Imageio.read (new File (Water_image_url));
			Imagewrapper waterwrapper = new Imagewrapper (waterimage); Point P =calculate (Imagewrapper.getwidth (), Imagewrapper.getheight (), Waterwrapper.getwidth (),
			Waterwrapper.getheight ());
			Watermarkparameter param = new Watermarkparameter (Waterwrapper, 1f, (int) p.getx (), (int) p.gety ()); BufferedImage BUFFeredimage = Imagedrawhelper.drawwatermark (Imagewrapper.getasbufferedimage (), param);
			Imagewrapper = new Imagewrapper (bufferedimage);
			4. Output OutStream = new FileOutputStream (out);
			String prefix = out.getname (). substring (Out.getname (). LastIndexOf (".") + 1);
		Imagewritehelper.write (Imagewrapper, OutStream, Outputformat.getimageformat (prefix), new Writeparameter ());
		} catch (IOException e) {e.printstacktrace (); } catch (Simpleimageexception e) {} finally {ioutils.closequietly (instream);//Picture file input/output stream must be remembered to close Ioutils.closequi

		etly (OutStream); }}/** * Zoom to the specified width height adaptive * * @param src * @param target * @param width */@SuppressWarnings ("static-access Public final static void Scalewithwidth (string src, string target, Integer width) {File out = new file (target);
		Purpose picture FileOutputStream outstream = null; File in = new file (src);
		Original picture FileInputStream instream = null;
			try {instream = new FileInputStream (in); Imagewrapper imageWrapper = Imagereadhelper.read (instream);
			int w = imagewrapper.getwidth ();
			int h = imagewrapper.getheight (); 1. Zoom Scaleparameter Scaleparam = new Scaleparameter (W, H, Algorithm.lanczos);
			Zoom parameter if (W < width) {//If the picture width and height are smaller than the target picture then do not zoom Scaleparam = new Scaleparameter (W, H, Algorithm.lanczos);
				} else {int newheight = getheight (W, h, width);
			Scaleparam = new Scaleparameter (width, newheight + 1, algorithm.lanczos);
			} planarimage planrimage = Imagescalehelper.scale (Imagewrapper.getasplanarimage (), Scaleparam);
			Imagewrapper = new Imagewrapper (planrimage);
			4. Output OutStream = new FileOutputStream (out);
			String prefix = out.getname (). substring (Out.getname (). LastIndexOf (".") + 1);
		Imagewritehelper.write (Imagewrapper, OutStream, Outputformat.getimageformat (prefix), new Writeparameter ());
		} catch (IOException e) {e.printstacktrace (); } catch (Simpleimageexception e) {} finally {ioutils.closequietly (instream);//Picture file input/output stream must beRemember to close ioutils.closequietly (OutStream); }}/** * Zoom to the specified height, width adaptive * * @param src * @param target * @param height */public final static void Scalew  Ithheight (string src, string target, Integer height) {file out = new File (target);//Destination picture FileOutputStream OutStream
		= NULL; File in = new file (src);
		Original picture FileInputStream instream = null;
			try {instream = new FileInputStream (in);

			Imagewrapper imagewrapper = Imagereadhelper.read (instream);
			int w = imagewrapper.getwidth ();
			int h = imagewrapper.getheight (); 1. Zoom Scaleparameter Scaleparam = new Scaleparameter (W, H, Algorithm.lanczos);

			Zoom parameter if (W < height) {//If the picture width and height are smaller than the target picture then do not scale processing Scaleparam = new Scaleparameter (W, H, Algorithm.lanczos);
				} else {int newwidth = getwidth (W, h, height);

			Scaleparam = new Scaleparameter (newwidth + 1, height, algorithm.lanczos);
			} planarimage planrimage = Imagescalehelper.scale (Imagewrapper.getasplanarimage (), Scaleparam); ImageWrapper = new Imagewrapper (planrimage);
			4. Output OutStream = new FileOutputStream (out);
			String prefix = out.getname (). substring (Out.getname (). LastIndexOf (".") + 1);
		Imagewritehelper.write (Imagewrapper, OutStream, Outputformat.getimageformat (prefix), new Writeparameter ());
		} catch (IOException e) {e.printstacktrace (); } catch (Simpleimageexception e) {} finally {ioutils.closequietly (instream);//Picture file input/output stream must be remembered to close Ioutils.closequi

		etly (OutStream); }}/** * Height based on width, height and target width * * @param w * @param h * @param width * @return */public static Integer G
	Etheight (integer w, integer h, integer width) {return h * width/w; /** * width, height, and target height, etc. * * @param w * @param h * @param height * @return */public static Integer GETW
	Idth (integer w, integer h, integer height) {return w * height/h; /** * Cut the required size from the middle * * @param src * @param target * @param width * @param height */@SuppressWarnings ("St Atic-acceSS ") public final static void Cutcenter (string src, string target, integer width, integer height) {file out = new file (target);
		Purpose picture FileOutputStream outstream = null; File in = new file (src);
		Original picture FileInputStream instream = null;
			try {instream = new FileInputStream (in);

			Imagewrapper imagewrapper = Imagereadhelper.read (instream);
			int w = imagewrapper.getwidth ();

			int h = imagewrapper.getheight ();

			int x = (w-width)/2;

			int y = (h-height)/2; Cropparameter Cropparam = new Cropparameter (x, y, width, height);//cutting parameters if (x < 0 | | Y < 0) {Cropparam = NE W cropparameter (0, 0, W, h);//Trimming parameters} planarimage planrimage = Imagecrophelper.crop (Imagewrapper.getasplanarimage (
			), Cropparam);
			Imagewrapper = new Imagewrapper (planrimage);
			4. Output OutStream = new FileOutputStream (out);
			String prefix = out.getname (). substring (Out.getname (). LastIndexOf (".") + 1); Imagewritehelper.write (Imagewrapper, OutStream, Outputformat.getImageFormat (prefix), new Writeparameter ());
		} catch (IOException e) {e.printstacktrace (); } catch (Simpleimageexception e) {} finally {ioutils.closequietly (instream);//Picture file input/output stream must be remembered to close Ioutils.closequi
		etly (OutStream); }}/** * cut to body shape * * @param src * @param target */public final static void Cut (string src, string target)
		{File out = new file (target);//Destination picture FileOutputStream OutStream = null; File in = new file (src);
		Original picture FileInputStream instream = null;
			try {instream = new FileInputStream (in);

			Imagewrapper imagewrapper = Imagereadhelper.read (instream);
			int w = imagewrapper.getwidth ();
			int h = imagewrapper.getheight ();
			int width = 0;

			int height = 0;
				if (w >= h) {width = h;
			Height = h;
				} else {width = w;
			Height = w; } cropparameter Cropparam = new Cropparameter (0, 0, width, height);//cutting parameters Planarimage Planrimage = Imagecrophelper.
	Crop (Imagewrapper.getasplanarimage (), Cropparam);		Imagewrapper = new Imagewrapper (planrimage);
			4. Output OutStream = new FileOutputStream (out);
			String prefix = out.getname (). substring (Out.getname (). LastIndexOf (".") + 1);
		Imagewritehelper.write (Imagewrapper, OutStream, Outputformat.getimageformat (prefix), new Writeparameter ());
		} catch (IOException e) {e.printstacktrace (); } catch (Simpleimageexception e) {} finally {ioutils.closequietly (instream);//Picture file input/output stream must be remembered to close Ioutils.closequi
		etly (OutStream); }} public static point calculate (int enclosingwidth, int enclosingheight, int width, int height) {int x = (Enclo
		SINGWIDTH/2)-(WIDTH/2);
		int y = (ENCLOSINGHEIGHT/2)-(HEIGHT/2);
	return new Point (x, y); }

}