fail to perform transform [] with error: OpenCV(4.1.1) /io/opencv/modules/core/src/lut.cpp:368: error: (-215:Assertion failed) (lutcn == cn || lutcn == 1) && _lut.total() == 256 && _lut.isContinuous() && (depth == CV_8U || depth == CV_8S) in function 'LUT'
and stack:
Traceback (most recent call last):
File "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/paddle/vision/transforms/transforms.py", line 113, in __call__
data = f(data)
File "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/paddle/vision/transforms/transforms.py", line 269, in __call__
outputs.append(apply_func(inputs[i]))
File "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/paddle/vision/transforms/transforms.py", line 799, in _apply_image
return F.adjust_brightness(img, brightness_factor)
File "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/paddle/vision/transforms/functional.py", line 401, in adjust_brightness
return F_cv2.adjust_brightness(img, brightness_factor)
File "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/paddle/vision/transforms/functional_cv2.py", line 321, in adjust_brightness
return cv2.LUT(img, table)
cv2.error: OpenCV(4.1.1) /io/opencv/modules/core/src/lut.cpp:368: error: (-215:Assertion failed) (lutcn == cn || lutcn == 1) && _lut.total() == 256 && _lut.isContinuous() && (depth == CV_8U || depth == CV_8S) in function 'LUT'

fail to perform transform [] with error: OpenCV(4.1.1) /io/opencv/modules/core/src/lut.cpp:368: error: (-215:Assertion failed) (lutcn == cn || lutcn == 1) && _lut.total() == 256 && _lut.isContinuous() && (depth == CV_8U || depth == CV_8S) in function 'LUT'
and stack:
Traceback (most recent call last):
File "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/paddle/vision/transforms/transforms.py", line 113, in __call__
data = f(data)
File "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/paddle/vision/transforms/transforms.py", line 269, in __call__
outputs.append(apply_func(inputs[i]))
File "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/paddle/vision/transforms/transforms.py", line 1017, in _apply_image
return transform(img)
File "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/paddle/vision/transforms/transforms.py", line 118, in __call__
raise e
File "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/paddle/vision/transforms/transforms.py", line 113, in __call__
data = f(data)
File "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/paddle/vision/transforms/transforms.py", line 269, in __call__
outputs.append(apply_func(inputs[i]))
File "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/paddle/vision/transforms/transforms.py", line 799, in _apply_image
return F.adjust_brightness(img, brightness_factor)
File "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/paddle/vision/transforms/functional.py", line 401, in adjust_brightness
return F_cv2.adjust_brightness(img, brightness_factor)
File "/opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/paddle/vision/transforms/functional_cv2.py", line 321, in adjust_brightness
return cv2.LUT(img, table)
cv2.error: OpenCV(4.1.1) /io/opencv/modules/core/src/lut.cpp:368: error: (-215:Assertion failed) (lutcn == cn || lutcn == 1) && _lut.total() == 256 && _lut.isContinuous() && (depth == CV_8U || depth == CV_8S) in function 'LUT'