Python?? RGB ??? ?? ?? ???? ??
RGB ?? ??? ???? ?? ??- ?? ? ?? ?? ?? ?????. Python? ???? ? ??? ??? ??? ? ?????
???
RGB ??? ?? ?? ?? ???? ????? webcolors ????? ??? ?????. RGB 3?? ???? ???? ???? ??? ??? ???? ?? ??? ???? rgb_to_name() ??? ?????.
?
<code class="python">import webcolors
# Get RGB color from an image
im = Image.open("test.jpg")
n, color = max(im.getcolors(im.size[0]*im.size[1]))
# Convert to English color name
color_name = webcolors.rgb_to_name(color, spec='css3')
print(color_name) # Output: 'cadetblue'</code>
?? ??? ?? ??
???? ???? ??? ?? ? ?? ?? ?? ??? ???? ?? ??? ?? ??? ?? ? ????.
<code class="python">def closest_colour(requested_colour):
# Iterate through RGB space and calculate Euclidian distance
min_distances = {}
for hex_code, name in webcolors.CSS3_HEX_TO_NAMES.items():
r, g, b = webcolors.hex_to_rgb(hex_code)
dist = sum((n - c for n, c in zip(requested_colour, (r, g, b))))**2
min_distances[dist] = name
# Return the closest color name
return min_distances[min(min_distances.keys())]</code>
?? ??
? ??? ?? ????? ?? ? ?? ??? ?? ??? ???? ??? ??? ? ????.
<code class="python">def get_colour_name(requested_colour):
try:
closest_name = actual_name = webcolors.rgb_to_name(requested_colour)
except ValueError:
closest_name = closest_colour(requested_colour)
actual_name = None
return actual_name, closest_name</code>
?? ???
<code class="python">color = (119, 172, 152)
actual_name, closest_name = get_colour_name(color)
print("Actual:", actual_name, ", Closest:", closest_name)</code>
??
??: ??, ??: cadetblue
? ??? Python?? RGB ??? ?? ?? ???? ???? ??? ??????? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!
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