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2017-08-11 06:38:48 -0500 | answered a question | how can i capture an image from camera using opencv c++ code in ROS ? You should have a look at the UVC camera package or at the lib UVC camera package since I suppose you you are using a U |
2017-08-08 02:21:21 -0500 | answered a question | stereo_calibration - rotation and translation matrix from output?! By convention, the projection matrix has the following format : [fx' 0 cx' Tx] [ 0 fy' cy' Ty |
2017-08-07 04:18:54 -0500 | edited answer | What is a better solution for controlling actuators than Arduino???? You can use rosserial_mbed. It is a client library similar to rosserial_arduino that will help you to easily interface y |
2017-08-07 04:14:14 -0500 | edited answer | What is a better solution for controlling actuators than Arduino???? You can use rosserial_mbed. It is a client library similar to rosserial_arduino that will help you to easily interface y |
2017-08-07 03:31:40 -0500 | edited answer | What is a better solution for controlling actuators than Arduino???? You can use rosserial_mbed. It is a client library similar to rosserial_arduino that will help you to easily interface y |
2017-08-07 02:41:10 -0500 | answered a question | What is a better solution for controlling actuators than Arduino???? You can use rosserial_mbed). It is a client library similar to rosserial_arduino that will help you to easily interface |
2017-07-31 08:22:28 -0500 | marked best answer | Fix subcriber rate and drop other messages I have an IMU topic that is published at ~1kHz and I want my suscriber ton only process 1 message out of 50, discarding the other messages. Is there a c++ way to do this ? I am aware of the throttle command but that's not what I am looking for. |
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2017-07-31 01:46:52 -0500 | commented answer | Fix subcriber rate and drop other messages Thanks Lucas for all these tests ! However some of your links are pointing to are not pointing to the right github page |
2017-07-31 01:46:37 -0500 | commented answer | Fix subcriber rate and drop other messages Thanks Lucas for all these tests ! However some of you links are pointing to are not pointing to the right github page ( |
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2017-07-27 03:17:28 -0500 | commented answer | Fix subcriber rate and drop other messages The imu topic is published by a ros node that only serves as a bridge from a propretary library (used by several sensors |
2017-07-27 03:05:11 -0500 | commented answer | Fix subcriber rate and drop other messages Thanks for your answer. The problem is, I cannot lower the publishing rate and adding an intermediate node will increase |
2017-07-27 01:40:26 -0500 | commented answer | Fix subcriber rate and drop other messages Yeah obviously but the fact is that I need to save as much CPU as possible so I was looking for a solution that prevent |
2017-07-27 01:39:56 -0500 | commented answer | Fix subcriber rate and drop other messages Yeah obviouly but the fact is that I need to save as much CPU as possible so I was looking for a solution that prevent t |
2017-07-26 06:58:15 -0500 | asked a question | Fix subcriber rate and drop other messages Fix subcriber rate and drop other messages I have an IMU topic that is published at ~1kHz and I want my suscriber ton on |
2017-07-11 06:06:40 -0500 | commented answer | How to log ROS-messages? This is a rosbag problem, just refer to this page or try to do another rosbag record |
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2017-07-11 04:29:48 -0500 | commented answer | how can I use sensor_msgs/BatteryState Does it solve your problem ? If yes please accept the answer so others can also benefit |
2017-07-10 09:22:46 -0500 | commented answer | how can I use sensor_msgs/BatteryState You will find how to write a simple suscriber in python here. I don't know the name of your topic but I am pretty sure y |
2017-07-10 09:22:36 -0500 | commented answer | how can I use sensor_msgs/BatteryState You will find how o write a simple suscriber in python here. I don't know the name of your topic but I am pretty sure yo |
2017-07-10 08:50:26 -0500 | answered a question | how can I use sensor_msgs/BatteryState You can write a simple suscriber ( you can follow this tutorial ) that will suscribe to your battery state topic. In th |
2017-07-07 01:30:41 -0500 | marked best answer | Conversion from 32FC1 to mono8 using cv_bridge I am trying to use cv_bridge to convert an image from And i get the following error : What's the best solution to solve this ? |
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2017-07-06 07:47:16 -0500 | commented answer | Unable to show messages you can add it to your .bashrc file |
2017-07-06 07:45:26 -0500 | commented question | Stereo Camera Calibration have you tried (without modifying your launch file): rosrun camera_calibration cameracalibrator.py --size 8x6 --square |
2017-07-06 07:44:41 -0500 | commented question | Stereo Camera Calibration have you tried : rosrun camera_calibration cameracalibrator.py --size 8x6 --square 0.108 --no-service-check right:=/cam |
2017-07-06 07:43:41 -0500 | commented question | Stereo Camera Calibration You should be able to add "--no-service-check" to camera calibration's parameters to skip the service checks. You'll hav |
2017-07-06 07:40:21 -0500 | commented question | Stereo Camera Calibration It looks like the service '/camera1/set_camera_info' is not available. |
2017-07-06 07:36:20 -0500 | commented answer | How to log ROS-messages? You can use rostopic echo -b file.bag -p /topic > data.txt as I explained before to export your data to a text file ( |
2017-07-06 06:13:11 -0500 | commented question | Stereo Camera Calibration What are the services available (the result of rossrv list ) ? |
2017-07-06 01:59:07 -0500 | edited answer | How to log ROS-messages? You can use rosbags to save the data published in different topics (and play it later). You will find more informations |
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2017-07-06 01:47:33 -0500 | commented question | vision_opencv install/build error Which version of ROS are you using ? |
2017-07-06 01:44:06 -0500 | answered a question | How to log ROS-messages? You can use rosbags to save the data published in different topics (and play it later). You will find more informations |
2017-07-05 08:01:49 -0500 | edited answer | Conversion from 32FC1 to mono8 using cv_bridge I manage to make it works using opencv 3 (compiling cv_bridge from sources ) I had to add a few lines of code to conve |
2017-07-05 08:01:06 -0500 | answered a question | Conversion from 32FC1 to mono8 using cv_bridge I manage to make it works using opencv 3 (compiling cv_bridge from sources ) I had to add a few lines of code to conve |
2017-07-05 04:26:33 -0500 | asked a question | Conversion from 32FC1 to mono8 using cv_bridge Conversion from 32FC1 to mono8 using cv_bridge I am trying to use cv_bridge to convert an image from /disp_map/image (32 |