/Python/Py draw matrix of black square and white circle

Py draw matrix of black square and white circle

>>> face_memmap = np.memmap('face.raw', dtype=np.uint8, shape=(768, 1024, 3))

Source: scipy-lectures.org

Py draw matrix of black square and white circle

>>> from scipy import misc
>>> import imageio
>>> face = misc.face()
>>> imageio.imsave('face.png', face) # First we need to create the PNG file

>>> face = imageio.imread('face.png')
>>> type(face)      
<class 'imageio.core.util.Array'>
>>> face.shape, face.dtype
((768, 1024, 3), dtype('uint8'))

Source: scipy-lectures.org

Py draw matrix of black square and white circle

>>> face.tofile('face.raw') # Create raw file
>>> face_from_raw = np.fromfile('face.raw', dtype=np.uint8)
>>> face_from_raw.shape
(2359296,)
>>> face_from_raw.shape = (768, 1024, 3)

Source: scipy-lectures.org

Similar codes

21 votes209 views2 answers
Correct code to read csv file in python
Python
6 votes194 views3 answers
%s in python
Python
0 vote241 views1 answer
Django tempalte tag datetime to timestamp
Python Django
0 vote197 views1 answer
Keyerror: 'acc' in keras
Python
2 votes216 views1 answer
Django EMAIL_BACKEND console
Python
0 vote199 views1 answer
How to return only fractional part in python
Python
0 vote214 views1 answer
Django models for existing database
Python Django
0 vote201 views1 answer
File.write must be string python
Python
0 vote217 views1 answer
Change Separator Value When Printing
Python
2 votes217 views2 answers
Google colab python version
Python