我正在从http://oceancolor.gsfc.nasa.gov/DOCS/DistFromCoast/加载 tiff 文件
from PIL import Image
im = Image.open('GMT_intermediate_coast_distance_01d.tif')
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数据量大(im.size=(36000, 18000)1.3GB),常规转换无效;即,imarray.shape返回()
import numpy as np
imarray=np.zeros(im.size)
imarray=np.array(im)
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如何将此 tiff 文件转换为numpy.array.