Vincent Rabaud

##### System information (version) - OpenCV => 4.6.0 (HEAD) - Operating System / Platform => Linux - Compiler => clang 13 ##### Detailed description Some found corners lead to `inf`...

please enhance camera calibration to display the images that the script will use for calibration. Moved from https://code.ros.org/trac/ros-pkg/ticket/4011

First level of testing: push an image through image_proc and verify that the outputs match the expected outputs. Raw image might be: ``` Distorted/distortion-free. Bayer/mono/RGB/BGR. ```

optical flow in opencv_apps

3

Hi! First of all I'm quite new to ROS so I'm not sure whether this is a silly question. copied from https://github.com/ros-perception/vision_opencv/issues/67 What role do the `opencv_apps` play in this...

improvement proposal

1

copied from https://github.com/ros-perception/vision_opencv/issues/121 Hi I tried to use opencv_apps by reading http://wiki.ros.org/opencv_apps, but there is no example launch file for this, so I'd like to propose installing test directory for...

Speed up HLS2RGB.

8

In case of huge (and probably invalid) input, make sure we do not rely only on the while loops for truncation. ### Pull Request Readiness Checklist See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request...

Fix undefined behavior in line drawing.

4

Shifts of negative values are implementation defined until C++20 as detailed at https://en.cppreference.com/w/cpp/language/operator_arithmetic#Bitwise_shift_operators. Left shift can be replaced by a multiplication while for right shift, we make sure that we...

provide a FindYamlCpp.cmake

3

seems useful after: https://github.com/ros-perception/image_common/pull/31 (plus, there were already problems between 0.3 and 0.5) There is an open issue upstream: https://code.google.com/p/yaml-cpp/issues/detail?id=127 Even though there is some CMake code here: https://code.google.com/p/yaml-cpp/source/browse/ Should...

Not sure how intentional that is so I'll let awesome @jbohren do it: http://wiki.ros.org/smach/Tutorials displays entries twice because http://wiki.ros.org/mysmach/Tutorials still exists. You should probably delete all the pages in there....