回答編集履歴
4
もうちょっとPythonicに
test
CHANGED
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@@ -12,11 +12,9 @@
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12
12
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gdi32 = windll.LoadLibrary("gdi32.dll")
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15
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-
hdc = user32.GetDC(None)
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-
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-
def getrgb(x, y):
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17
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+
def getrgb(x, y, hdc=user32.GetDC(None)):
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18
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bgr = gdi32.GetPixel(hdc, x, y)
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20
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3
ちゃんと速さを追い求めて
test
CHANGED
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@@ -8,21 +8,23 @@
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8
8
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9
9
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10
10
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11
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-
x, y = 10, 10
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12
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-
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-
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-
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11
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user32 = windll.LoadLibrary("user32.dll")
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12
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gdi32 = windll.LoadLibrary("gdi32.dll")
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hdc = user32.GetDC(None)
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16
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-
bgr = gdi32.GetPixel(hdc, x, y)
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-
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-
r, g, b = bgr.to_bytes(3, "little")
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17
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18
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19
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def getrgb(x, y):
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bgr = gdi32.GetPixel(hdc, x, y)
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return bgr.to_bytes(3, "little")
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r, g, b = getrgb(10, 10)
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print("R={r}, G={g}, B={b}".format(r=r, g=g, b=b))
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2
unpackいらなかった
test
CHANGED
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@@ -5,8 +5,6 @@
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5
5
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```python
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6
6
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7
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from ctypes import windll
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8
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-
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9
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-
from struct import unpack
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10
8
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11
9
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12
10
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1
エンディアンの変更
test
CHANGED
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@@ -22,7 +22,7 @@
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22
22
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23
23
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bgr = gdi32.GetPixel(hdc, x, y)
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24
24
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-
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r, g, b = bgr.to_bytes(3, "little")
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