data_juicer.ops.mapper.video_face_blur_mapper module#

class data_juicer.ops.mapper.video_face_blur_mapper.VideoFaceBlurMapper(cv_classifier: str = '', blur_type: str = 'gaussian', radius: float = 2, *args, **kwargs)[source]#

Bases: Mapper

Mapper to blur faces detected in videos.

__init__(cv_classifier: str = '', blur_type: str = 'gaussian', radius: float = 2, *args, **kwargs)[source]#

Initialization method.

Parameters:

  • cv_classifier – OpenCV classifier path for face detection. By default, we will use ‘haarcascade_frontalface_alt.xml’.

  • blur_type – Type of blur kernel, including [‘mean’, ‘box’, ‘gaussian’].

  • radius – Radius of blur kernel.

  • args – extra args

  • kwargs – extra args

process_single(sample, context=False)[source]#

For sample level, sample –> sample

Parameters:

sample – sample to process

Returns:

processed sample