[[ImageMagick]] | [[Python]]
- https://docs.wand-py.org/
// - https://app.assembla.com/wiki/show/pythonmagickwand
-- https://buildmedia.readthedocs.org/media/pdf/wand/latest/wand.pdf
>
pip install wand
https://github.com/emcconville/wand
* I/O [#tba8a4ce]
- Reading blob object in Python using wand library
-- https://www.codespeedy.com/reading-blob-object-in-python-using-wand-library/
with open("random_image.png", "rb") as f:
image_blob = f.read()
with Image(blob = image_blob) as img:
print("width = ", img.width)
print("height = ", img.height)
- How to convert wand image object to open cv image (numpy array)
-- https://stackoverflow.com/questions/37015966/how-to-convert-wand-image-object-to-open-cv-image-numpy-array/37032551#37032551
from wand.image import Image as WandImage
from wand.color import Color
import numpy
import cv2
RESOLUTION=72
source_file='rose:'
img_buffer=None
with WandImage(filename=source_file, resolution=(RESOLUTION,RESOLUTION)) as img:
img.background_color = Color('white')
img.format = 'tif'
img.alpha_channel = False
# Fill image buffer with numpy array from blob
img_buffer=numpy.asarray(bytearray(img.make_blob()), dtype=numpy.uint8)
if img_buffer is not None:
retval = cv2.imdecode(img_buffer, cv2.IMREAD_UNCHANGED)
* 別物 [#s3717fa7]
- [[MagickWand]]
