擅长:python、mysql、java
<p>我用</p>
<pre class="lang-py prettyprint-override"><code>import numpy as np
import imageio
# suppose that img's dtype is 'float64'
img_uint8 = img.astype(np.uint8)
# and then
imageio.imwrite('filename.jpg', img_uint8)
</code></pre>
<p>就这样!在</p>