8-bit

Why doesn't SIFT work for 8 bit images (JPEG) in OpenCV with Python?

Why doesn't SIFT work for 8 bit images (JPEG) in OpenCV with Python? Question: I used SIFT for all my other 24 bit JPEG images without any problems, however, the 8-bit one always give me the following error. image is empty or has incorrect depth (!=CV_8U) in function cv::SIFT::operator () Does anyone know how to …

Total answers: 3