data_juicer.ops.mapper.video_split_by_key_frame_mapper module

data_juicer.ops.mapper.video_split_by_key_frame_mapper.create_replacer(replacements)

class data_juicer.ops.mapper.video_split_by_key_frame_mapper.VideoSplitByKeyFrameMapper(keep_original_sample: bool = True, save_dir: str = None, *args, **kwargs)

基类：Mapper

Mapper to split video by key frame.

__init__(keep_original_sample: bool = True, save_dir: str = None, *args, **kwargs)

Initialization method.

参数:

• keep_original_sample -- whether to keep the original sample. If it's set to False, there will be only split sample in the final datasets and the original sample will be removed. It's True in default.

• save_dir -- The directory where generated video files will be stored. If not specified, outputs will be saved in the same directory as their corresponding input files. This path can alternatively be defined by setting the DJ_PRODUCED_DATA_DIR environment variable.

• args -- extra args

• kwargs -- extra args

get_split_key_frame(video_key, container)

process_batched(samples)