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              "value": " don't contain negative values. Pixels of the polygon that whose coordinates are smaller 0, are not drawn."
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                      "value": "Image shape which is used to determine the maximum extent of output pixel coordinates. This is useful for polygons that exceed the image size. If None, the full extent of the polygon is used.  Must be at least length 2. Only the first two values are used to determine the extent of the input image."
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