output/mtmct_result.txt中camera_id全部为4

[zsan2023]

问题确认 Search before asking

• 我已经查询历史issue，没有发现相似的bug。I have searched the issues and found no similar bug report.

Bug组件 Bug Component

No response

Bug描述 Describe the Bug

报错如图，中间内容：
gen_res: write file in output/mtmct_result.txt
camera_ids: dict_keys([4])
seqs: ['c003', 'c004']
len(camera_ids): 1
len(seqs): 2
为我手动打印的结果，显示识别的相机id只有一个。通过查看output/mtmct_result.txt发现，所有camera_id均为4。以下是一部分output/mtmct_result.txt文件内容：
4 32 1 1217 75 31 69 -1 -1
4 6 1 1055 74 34 69 -1 -1
4 15 1 616 327 158 129 -1 -1
4 2 1 570 241 109 136 -1 -1
4 16 1 796 206 74 61 -1 -1
4 8 1 1373 84 28 64 -1 -1
4 5 1 923 182 24 24 -1 -1
4 29 1 1117 214 74 56 -1 -1
4 9 1 827 187 32 21 -1 -1
4 32 2 1217 75 31 69 -1 -1
4 6 2 1055 74 34 69 -1 -1
4 15 2 635 328 165 138 -1 -1
4 2 2 576 239 103 136 -1 -1
4 8 2 1373 84 30 64 -1 -1
4 9 2 825 187 36 24 -1 -1
4 32 3 1217 75 31 69 -1 -1
4 6 3 1055 74 34 69 -1 -1
4 15 3 643 330 166 140 -1 -1
4 2 3 579 239 99 134 -1 -1
4 8 3 1373 84 30 64 -1 -1
4 9 3 827 192 28 19 -1 -1
4 26 3 668 291 142 80 -1 -1
4 28 3 1372 382 410 214 -1 -1
4 7 3 396 192 219 296 -1 -1

复现环境 Environment

OS：Ubuntu 20.04
paddlepaddle：2.6.1
pandledetection：release/2.5
conda：11.7
cudnn：8.4.1

command：
python deploy/pptracking/python/mot_sde_infer.py --model_dir=output_inference/ppyolov2_r50vd_dcn_365e_aic21mtmct_vehicle/ --reid_model_dir=output_inference/deepsort_pplcnet_vehicle/ --mtmct_dir=./mtmct-demo --device=GPU --mtmct_cfg=deploy/pptracking/python/mtmct_cfg.yml --threshold=0.5 --save_mot_txts --save_images --tracker_config=deploy/pptracking/python/tracker_config.yml

Bug描述确认 Bug description confirmation

• 我确认已经提供了Bug复现步骤、代码改动说明、以及环境信息，确认问题是可以复现的。I confirm that the bug replication steps, code change instructions, and environment information have been provided, and the problem can be reproduced.

是否愿意提交PR？ Are you willing to submit a PR?

• 我愿意提交PR！I'd like to help by submitting a PR!