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在phantomjs提供的例子js文件夹中，右键打开cmd窗口：
E:\OpenSource\phantomjs-2.1.1-windows\examples>phantomjs rasterize.js
Usage: rasterize.js URL filename [paperwidth*paperheight|paperformat] [zoom]
paper (pdf output) examples: "5in*7.5in", "10cm*20cm", "A4", "Letter"
image (png/jpg output) examples: "1920px" entire page, window width 1920px
"800px*600px" window, clipped to 800x600
E:\OpenSource\phantomjs-2.1.1-windows\examples>phantomjs rasterize.js http://www.baidu.com e://temptest/phantomjs/123baidu.pdf
status:success
E:\OpenSource\phantomjs-2.1.1-windows\examples>phantomjs rasterize.js http://127.0.0.1/edsa-builder/ e://temptest/phantomjs/123baidu.pdf
status:success
E:\OpenSource\phantomjs-2.1.1-windows\examples>
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原文：http://www.cnblogs.com/qingmaple/p/6015131.html