Hello.
I’m so sorry for asking a basic question.
I want to use nvidia optical flow sdk on opencv python.
I used my code as below and it works well.
nvof = cv2.cuda_NvidiaOpticalFlow_2_0.create(half_size, \
cv2.cuda.NvidiaOpticalFlow_2_0_NV_OF_PERF_LEVEL_MEDIUM, \
cv2.cuda.NvidiaOpticalFlow_2_0_NV_OF_OUTPUT_VECTOR_GRID_SIZE_4, \
cv2.cuda.NvidiaOpticalFlow_2_0_NV_OF_HINT_VECTOR_GRID_SIZE_4, \
False, False, False, device_id, )
What i want to know is usage of create with roi
cv2.cuda_NvidiaOpticalFlow_2_0.create(size, roidata , …)
In python, what is roidata type and example?