import cv2
import numpy as np
im = cv2.imread('in.tif',flags=(cv2.IMREAD_GRAYSCALE | cv2.IMREAD_ANYDEPTH))
height = im.shape[0]
width = im.shape[1]
print(height)
print(width)
nmin=4294967296
nmax=0
for row in range(height):
for col in range(width):
ntemp=im[row][col]
if ntemp>nmax:
nmax=ntemp
if ntemp<nmin:
nmin=ntemp
nl=nmax-nmin
print(nmax)
print(nmin)
for row in range(height):
for col in range(width):
ntemp=im[row][col]
im[row][col] = (ntemp - nmin)
cv2.imwrite('out.png', im.astype(np.uint16))
print ('convert complete')
32位高程tiff 通过如上脚本转为16位灰度png 本文链接 https://www.cnblogs.com/gucheng/p/17761504.html 标签：nmax,ntemp,python,cv2,height,灰度,im,tif From： https://www.cnblogs.com/gucheng/p/17761504.html