模型训练dataloader图片读取错误

[yuye0526]

🔎 Search before asking

• I have searched the PaddleOCR Docs and found no similar bug report.
• I have searched the PaddleOCR Issues and found no similar bug report.
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🐛 Bug (问题描述)

PP-OCRv5_server_det训练，自己的图片和官方图片在加载时都出现报错：

ppocr ERROR: When parsing line images/train_img_125.jpg [{"transcription": "star", "points": [[1023, 212], [1250, 233], [1228, 277], [1001, 256]]}, {"transcription": "Mitsubishi", "points": [[1040, 171], [1164, 181], [1157, 211], [1032, 200]]}, {"transcription": "Electric", "points": [[1167, 183], [1261, 196], [1256, 219], [1161, 206]]}]
, error happened with msg: Traceback (most recent call last):
File "/project/PaddleOCR-release-3.0/ppocr/data/simple_dataset.py", line 135, in getitem
data["ext_data"] = self.get_ext_data()
File "/project/PaddleOCR-release-3.0/ppocr/data/simple_dataset.py", line 109, in get_ext_data
data = transform(data, load_data_ops)
File "/project/PaddleOCR-release-3.0/ppocr/data/imaug/init.py", line 73, in transform
data = op(data)
File "/project/PaddleOCR-release-3.0/ppocr/data/imaug/operators.py", line 46, in call
img = cv2.imdecode(img, 1)
cv2.error: OpenCV(4.10.0) 👎 error: (-5:Bad argument) in function 'imdecode'

Overload resolution failed:

• buf is not a numpy array, neither a scalar
• Expected Ptrcv::UMat for argument 'buf'

🏃‍♂️ Environment (运行环境)

python 3.10
paddleocr 3.0.0
numpy 1.23.5
scipy 1.10.1

🌰 Minimal Reproducible Example (最小可复现问题的Demo)

python3 tools/train.py -c configs/det/PP-OCRv5/PP-OCRv5_server_det.yml

[liuhongen1234567]

您好，感觉和opencv的版本有关，可以使用下面的命令 python -m pip install opencv-python==4.5.5.64 降低一下opencv版本试试。