* fix timer in deploy

* fix mot_keypoint deploy

* fix plot_tracking_dict, test=document_fix

* fix xpu deploy infer enable_lite_engine, test=document_fix

* add deploy keypoint infer save results (#4480)

* fix cpp infer deploy visualize

* cherry-pick cfg modelzoo readme

* cherry pick modeling engine source

* cherry-pick deploy python mot

* add tinypose readme

* default fusenorm to False in export model

* fix picodet error in det_keypoint_unite_infer

* Optimize configuration file path

* add score cls_id for deepsort, fit some detectors and pplcnet reid

* fix configs/mot/README

* update mot vehicle modelzoo

* update bdd100k visdrone vehicle  modelzoo

* add centernet

* add centernet

* add r50 for centernet

* support deploy for centernet

* add doc

* update pretrain

* clean code

* update r50 doc

* unify for_mot

* update code according to review

* update doc

* refine preprocess

* update doc

* update picodet inference deploy

* add general yolov3 for deepsort

* refine format

* fix no target infer

* fix readme and conflict

* add hrnet18 fairmot

* add lite hrnet_w18

* add hrnet dlafpn

* update hrnet18_dlafpn modelzoo

* hrnet18dlafpn modelzoo

* add comments

* set neck not none, update modelzoo

* fix use_gpu in deploy doc,  test=document_fix

* fix deploy doc, test=document_fix

* add gfl model and PicoDet

* add kitti metric

* clean kitti metric code

* fix kitticars doc

* remove kitti headtracking cfgs

* remove kitti headtracking cfgs, clean code

* fix datatype and ffmpeg, test=document_fix

* add soft link, test=document_fix

* add doc link, test=document_fix

* fix deploy image_list, test=document_fix

* add python train time eval

* add mpii infer support

* mot video decode to images

* add infer_dir for mot

* fix export and unite pose infer

* remove task in mot source

* set image_dir

* update doc

* remove redundant code

* simplify code

* fix tracker trt, add tracker to infer_cfg yml

* fix doc and deploy tracker

Besides removing unnecessary imports, this also fixes the missing logger module in test_architectures.py within the static directory.

* merge upstream

* clean code

* add batch_size in keypoint_detector

* fix bs=2 of FCOS

* fix bs=2 of ttfnet

* fix cascade deploy

* speedup by paddle.expand

* add deepsort export model, reid infer

* fix jde_yolov3 metric

* fix deepsort deploy

* fix doc, clean code

* add mot deploy infer image, add run_benchmark