在线请教,如何用 Python 将多张单通道图像拼接为多通道图像? - V2EX
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suifengingo
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在线请教,如何用 Python 将多张单通道图像拼接为多通道图像?

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  •   suifengingo 2020-12-31 12:22:28 +08:00 1678 次点击
    这是一个创建于 1753 天前的主题,其中的信息可能已经有所发展或是发生改变。
    如题,虚心向大佬请教!
    5 条回复    2020-12-31 19:45:19 +08:00
    greed1is9good
        1
    greed1is9good  
       2020-12-31 12:33:52 +08:00 via Android
    rgb 数据合并?如:将三个通道 rgb 数据 FF0000,00FF00,0000FF 合并为 FFFFFF
    suifengingo
        2
    suifengingo  
    OP
       2020-12-31 13:05:57 +08:00
    @greed1is9good 三张不一样的单通道图像合并
    westoy
        3
    westoy  
       2020-12-31 13:27:49 +08:00
    PIL 的 Image.merge

    opencv 的 cv2.merge
    suifengingo
        4
    suifengingo  
    OP
       2020-12-31 13:57:46 +08:00
    @westoy merge 操作之后,报错“cv2.error: OpenCV(3.4.2) C:\Miniconda3\conda-bld\opencv-suite\work\modules\imgcodecs\src\loadsave.cpp:689: error: (-215:Assertion failed) image.channels() == 1 || image.channels() == 3 || image.channels() == 4 in function 'cv::imwrite_'”,请问下这个如何解决?
    luvmhx
        5
    luvmhx  
       2020-12-31 19:45:19 +08:00
    @suifengingo #4 STFW, please.这个断言的报错不是很明确吗?你的通道数不是 1 或者 3 或者 4,不能 merge
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