video_undistort_mapper#

Undistort raw videos with corresponding camera intrinsics and distortion coefficients.

使用对应的相机内参和畸变系数对原始视频进行去畸变处理。

Type 算子类型: mapper

Tags 标签: cpu, video

🔧 Parameter Configuration 参数配置#

name 参数名	type 类型	default 默认值	desc 说明
`output_video_dir`	<class ‘str’>	`DATA_JUICER_ASSETS_CACHE`	Output directory to save undistorted videos.
`tag_field_name`	<class ‘str’>	`'video_undistortion_tags'`	The field name to store the tags. It’s “video_undistortion_tags” in default.
`batch_size_each_video`	<class ‘int’>	`1000`	Number of frames to process and save per temporary TS file batch.
`crf`	<class ‘int’>	`22`	Constant Rate Factor (CRF) for FFmpeg encoding quality.
`args`		`''`	extra args
`kwargs`		`''`	extra args