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The canvas has been tainted by cross-origin data? - 问答

我从控制台得到了这个错误，这行 .getImageData(x,y,1,1).data : Uncaught SecurityError: Failed to execute 'getImageData' on ' ...

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查詢 「getImageData」的人也找了：

  1. getImageData
    2.
  2. putImageData
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  3. createImageData
    4.
  4. drawImage
    5.
  5. Uint8ClampedArray
    6.
  6. measureText
    7.
  7. failed to execute 'getimagedata' on 'canvasrenderingcontext2d': the source width is 0.
    8.
  8. ImageBitmap
    9.