* Scale frames before fight action recognition

* put
short_size = self.cfg["VIDEO_ACTION"]["short_size"]
scale = Scale(short_size)
out of while

* change class name from Scale to ShortSizeScale

* add fight for PP-Human

* add short_size and target_size for fight recognition

* add short_size and target_size for fight_infer

* modify code according to the reviews

* add the wrong deleted lines`

* Update pipeline.py

* Update infer_cfg.yml

* visualize fight when fight action occur

* 乱码修改

* delete useless parmas

* delete useless code str2bool