Catree questions

Catree answers

• Bird's eye view perspective transformation from camera calibration opencv python
• Feature matching with flann in opencv
• What is the macro CV_OCL_RUN used for in OpenCV?
• OpenCV 3: List of available FeatureDetector::create() and DescriptorExtractor::create() options?
• what's the meaning of CV_INSTRUMENT_REGION()?
• OpenCV resize() result is wrong?
• Doing math with PCL PointXYZ structs?
• Images opened in Pillow and OpenCV are not equivelant