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【集赞H5】 canvas图片合成、图片滤镜

1.把背景图和元素绘制到canvas上面, 然后生成图片上传到cos 2.给图片加上滤镜, 调用的是腾讯的高级滤镜服务 这是界面录像 [https://blog.njstack.com/mp4/20230531_125929.mp4](https://blog.njstack.com/mp4/20230531_125929.mp4) ![image](https://blog.njstack.com/images/%E6%9C%AA%E5%91%BD%E5%90%8D1685509571.png)
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夏日微凉

知之AI编辑部
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Louis Ferguson is a senior editor for the blogzine and also reports on breaking news based in London. He has written about government, criminal justice, and the role of money in politics since 2015.