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使用img作为涂抹层,报错~ #10

@xiaowanzi-zz

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@xiaowanzi-zz

使用img作为涂抹层,报错~
报错信息:
DOMException: Failed to execute 'getImageData' on 'CanvasRenderingContext2D': The canvas has been tainted by cross-origin data.
这是什么问题啊,canvas小白,求指点啊

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