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与此问题类似:Capture/save/export an image with CSS filter effects applied
我想应用 CSS3 过滤器,然后让用户下载应用了过滤器的图像。有什么办法可以做到这一点?
尝试在使用 javascript 应用过滤器后将 pic 转换为 base64,然后让用户下载它。