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关于cv.split #5

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anbency opened this issue Jan 8, 2018 · 1 comment
Open

关于cv.split #5

anbency opened this issue Jan 8, 2018 · 1 comment

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@anbency
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anbency commented Jan 8, 2018 

r, g, b, a = cv.split(img)

ValueError: not enough values to unpack (expected 4, got 3)

请问是opencv的版本问题么？我的是3.4.0
@LiuXiaolong19920720
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@anbency 不是OpenCV的问题，原因应该是你用的不是PNG格式的图片或者用的不是包含透明通道的png图片。

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@anbency @LiuXiaolong19920720