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加水印的有关问题~水印图片的背景如何才能透明

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Release: 2016-06-13 10:23:40
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加水印的问题~~水印图片的背景怎么才能透明?
文字可能表达不清楚 直接上例子吧...

这是我希望的效果:


这是我现在实现的效果:


就是水印图片的背景怎么样变成透明色?


代码在2楼...

------解决方案--------------------
相当简单...弄张透明的gif或者png图片就欧了!给哥哥分啊!哈哈哈

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