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refactoring

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iperov 2019-03-26 11:09:44 +04:00
commit b03b147bae
18 changed files with 452 additions and 447 deletions
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imagelib/reduce_colors.py Normal file
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import numpy as np
import cv2
from PIL import Image
#n_colors = [0..256]
def reduce_colors (img_bgr, n_colors):
img_rgb = (cv2.cvtColor(img_bgr, cv2.COLOR_BGR2RGB) * 255.0).astype(np.uint8)
img_rgb_pil = Image.fromarray(img_rgb)
img_rgb_pil_p = img_rgb_pil.convert('P', palette=Image.ADAPTIVE, colors=n_colors)
img_rgb_p = img_rgb_pil_p.convert('RGB')
img_bgr = cv2.cvtColor( np.array(img_rgb_p, dtype=np.float32) / 255.0, cv2.COLOR_RGB2BGR )
return img_bgr