PC端专家头像保存，大头像不做裁剪。

src/main/java/com/ekexiu/portal/service/ImageService.java

		ByteArrayOutputStream os = new ByteArrayOutputStream();
		JpgUtil.cutByPerCent(new ByteArrayInputStream(src), os, x, y, w, h);
		src = os.toByteArray();
		byte[] li = this.zoomImage(src, this.largeHeadPhotoWidth, this.largeHeadPhotoHeight);
//		byte[] li = this.zoomImage(src, this.largeHeadPhotoWidth, this.largeHeadPhotoHeight);
		byte[] mi = this.zoomImage(src, this.middleHeadPhotoWidth, this.middleHeadPhotoHeight);
		byte[] si = this.zoomImage(src, this.smallHeadPhotoWidth, this.smallHeadPhotoHeight);
		IoUtil.saveStream(new FileOutputStream(new File(this.headPath, id + "_s.jpg")), si, true);
		IoUtil.saveStream(new FileOutputStream(new File(this.headPath, id + "_m.jpg")), mi, true);
		IoUtil.saveStream(new FileOutputStream(new File(this.headPath, id + "_l.jpg")), li, true);
		IoUtil.saveStream(new FileOutputStream(new File(this.headPath, id + "_l.jpg")), src, true);
	}
	
	@Post