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Normalize

class mmcv.transforms.Normalize(mean: Sequence[Union[int, float]], std: Sequence[Union[int, float]], to_rgb: bool = True)[源代码]

Normalize the image.

Required Keys:

  • img

Modified Keys:

  • img

Added Keys:

  • img_norm_cfg

    • mean

    • std

    • to_rgb

参数
  • mean (sequence) – Mean values of 3 channels.

  • std (sequence) – Std values of 3 channels.

  • to_rgb (bool) – Whether to convert the image from BGR to RGB before normlizing the image. If to_rgb=True, the order of mean and std should be RGB. If to_rgb=False, the order of mean and std should be the same order of the image. Defaults to True.

transform(results: dict)dict[源代码]

Function to normalize images.

参数

results (dict) – Result dict from loading pipeline.

返回

Normalized results, key ‘img_norm_cfg’ key is added in to result dict.

返回类型

dict

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