Question

我是新手，我不了解此错误，看起来像第20行中elif的错误，但我不确定这一点

我试图将'YUV'更改为其他名称，它可以工作，但是有错误。任何人都可以帮助我

def extract_features(imgs, color_space='RGB', spatial_size=(32, 32),
                        hist_bins=32, orient=9, 
                        pix_per_cell=8, cell_per_block=2, hog_channel=0,
                        spatial_feat=True, hist_feat=True, hog_feat=True):
    # Create a list to append feature vectors to
    features = []
    # Iterate through the list of images
    for file in imgs:
        file_features = []
        # Read in each one by one
        image = mpimg.imread(file)
        # apply color conversion if other than 'RGB'
        if color_space != 'RGB':
            if color_space == 'HSV':
                feature_image = cv2.cvtColor(image, cv2.COLOR_RGB2HSV)
            elif color_space == 'LUV':
                feature_image = cv2.cvtColor(image, cv2.COLOR_RGB2LUV)
            elif color_space == 'HLS':
                feature_image = cv2.cvtColor(image, cv2.COLOR_RGB2HLS)
            elif color_space == 'YUV':enter code here
                feature_image = cv2.cvtColor(image, cv2.COLOR_RGB2YUV)
            elif color_space == 'YCrCb':
                feature_image = cv2.cvtColor(image, cv2.COLOR_RGB2YCrCb)
        else: feature_image = np.copy(image)

（ipython-input-9-1d2d8a265ab9）在extract_features（imgs，color_space，空间大小，hist_bins，orient，pix_per_cell，cell_per_block， hog_channel，spatial_feat，hist_feat，hog_feat）

>      19                 feature_image = cv2.cvtColor(image, cv2.COLOR_RGB2HLS)
>      20             elif color_space == 'YUV':
> ---> 21                 feature_image = cv2.cvtColor(image, cv2.COLOR_RGB2YUV)
>      22             elif color_space == 'YCrCb':
>      23                 feature_image = cv2.cvtColor(image, cv2.COLOR_RGB2YCrCb)

错误：OpenCV（4.1.0）   d：\ build \ opencv \ opencv-4.1.0 \ modules \ imgproc \ src \ color.simd_helpers.hpp：92：   错误：函数'__cdecl中的（-2：未指定错误）   cv :: impl :: anonymous-namespace'::CvtHelper<struct cv::impl::匿名   名称空间':: Set <3,4，-1>，struct   cv :: impl :: A0xfa7cfaf3 :: Set <3，-1，-1>，结构   cv :: impl :: A0xfa7cfaf3 :: Set <0,2,5>，2> :: CvtHelper（const class   cv :: _ InputArray＆，const class cv :: _ OutputArray＆，int）'


输入图像中无效的通道数：         'VScn :: contains（scn）'     哪里         “ scn”是1

Elif中的cv2.cvtColor错误（错误：（-2：未指定错误））

0 个答案: