怎样放大图片不失真.doc

经常做图片的朋友一定会遇到要把图片放大这个工作，放大是不难，难的是放大不失真。为了确保图片的质量，我们基本上都是在PS中一点点地放大，尽可能地保证图片不失真，就是效率比较低，那么今天我来讲一种比较简单的图片放大不失真的方法。工具/原料BenVista PhotoZoom Pro 4步骤/方法1运行软件，界面如下。好了，不要再看美女了，我们点击“打开”按键2弹出“打开图像”对话框，我以微博的图标作为例子，点击“打开”按键3然后我把图片长宽都放大一倍，因为是百分比（这个可以自己设置），所以我设置成长200 X 200，设置以后，图片上就会有一条水平线至上而下扫描，图片就放大了。4然后我们可以选择“更改大小的方式”，不同的方式，得到放大的效果是不一样的，大家可以自己试一下，挑选自己想要的。5然后可以选择预设的方式，内置了很多种方式，每种方式得到的效果也是不一样的。6放大完成以后，我们点击工具栏上的“保存”按键，弹出保存对话框，选择好自己想要的图片格式（目前只能保存为PNG、JPEG、TIFF），点击“保存”按键。7弹出保存选项，我们当然选效果最好的，点击“确定”按键8弹出保存进度条，保存完毕后，我们点击“浏览文件夹”去查看文件。9我们把放大后的图和原图一起打开，然后我们可以看一下效果，放大后质量肉眼基本上分辨不出来，效果还是很不错的。注意事项此软件带有批量处理的功能，如果你的图片比较多，那么不妨使用批量处理。如果图片较大的话，放大的时候处理速度可能比较慢，请大家要耐心等待一下。这个放大图片不失真不是指无限制地放大，只能是放大倍数不大的情况下不失真，望网友知晓，切不可认为不管怎么放大都不会失真。Often do a picture of a friend will meet the picture to enlarge it, amplification is not difficult, difficult is to enlarge without distortion. In order to ensure the picture quality, we basically are a little bit more amplification in PS, /post/664.html as far as possible to ensure the pictures without distortion, is relatively low efficiency, so today I am speaking a simple picture distortion method.Tools / raw materialBenVista PhotoZoom Pro 4Procedure / methodRun the software, the interface is as follows. Well, dont see beauty, we click on the open buttonThe pop-up open image dialog box, /post/645.html I micro-blog icons as an example, click open buttonThen I put the picture width and length are enlarged to double, because is the percentage (this can set up their own), so I set up 200 X 200, setup, the picture will have a horizontal line top-down scanning, image amplification.Then we can select change the size of the way, in different ways, get the amplification effect is not the same, /post/507.html you can try it for yourself, to choose.Then you can choose the default mode, built in many ways, obtain each kind of effect is not the same.Amplification is completed, we click on the Toolbar save button, the pop-up save dialog, choose their own picture format (currently only saved as PNG, JPEG, TIFF), click the save button.Save options, we choose the best effect, click OK buttonSave the progress bar, /post/211.html after we save, click browse for folder to view the file.We have enlarged and the original picture together to open, and then we can see the effect, after amplification quality basically resolved not by the naked eye, the effect is very good.Matters needing attentionThis software with batch processing function, if your picture is more, so might as well use batch processing.If the picture is big words, amplified when processing speed can be slow, please wait a bit.This magnification pictures without distortion does not mean unlimited zoom magnification, only under the condit