-`--process_order`: name and order of called model. For example, if the input is `DAIN DeOldify EDVR`, then `DAINPredictor``DeOldifyPredictor``EDVRPredictor` will be called in sequence.
-`--process_order`: name and order of called model. For example, if the input is `DAIN DeOldify EDVR`, then `DAINPredictor``DeOldifyPredictor``EDVRPredictor` will be called in sequence.
-`--cpu`: use cpu inference, GPU inference is used by default.