Questions tagged [libviso2]

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libviso2 cannot run

Hi all : I'm trying to do the libviso2 now . There is a README .txt Move to libviso2 root directory Type 'cmake .' Type 'make' Run './viso2 path/to/sequence/2010_03_09_drive_0019' I done the first 3 ...
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Visual odometry: low numbers of inlier (viso2/fovis)

Hello everyone, Im trying to use viso2_ros (or fovis_ros) for stereo visual odometry. Let's start from the beginning: i have a stereo rig with 2 Photonfocus MV1-D1312-40-GB-12 cameras with Pentax 6....
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converting one topic to another (front_cam/camera/image to sensor_msgs/image)

Hello, I am thinking of incorporating visual odometry onto hector-quadrotor which currently uses LIDAR. There is a front cam functionality ( topics like: ...
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viso2 stereo disparity

I am trying to use viso2_ros . So I calibrated my stereo camera set. Does the distance between the cameras matter much?Is this setup good enough? The above are my calibration results.Is that fine? I ...
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viso2 gets lost unless in fast motion

Hi I am trying to use viso2 (https://github.com/srv/viso2) for visual odometry. I have the following setup: Kinect camera Openni driver (https://github.com/ros-drivers/openni_launch) TF-Transform ...
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Viso2_ros without camera_info

Hi all, I'm trying to compute visual odometry using a stream of images (left and rigth) from a server These images come without camera_info, but i have a calibration file cam0: T_cam_imu: [0....
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Filtering Visual Odometry and IMU/GPS data

Hello, during the past months I have been working on gettings results from a stereo-cam system using ROS-package viso2_ros in a moving vehicle. So far so good, the egomotion estimation from visual ...
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running image_view with pointgrey flea3 camera

Hello, I installed the driver for two Flea3 Pointgrey cameras whose accessibility are (successfully) verified via: rosrun pointgrey_camera_driver list_cameras 12062824 12062828 Now "starting&...
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Getting viso2_ros to work - visual odometry-

Hello, there exists a c++ open-source visual odometry library called "LIBVISO2" (cvlibs.net/software/libviso/) which I would like to use in ROS. For the library there exists a ROS-package ...
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the scale problem of libviso2

Hello! I use my own images to run libviso2, but the result is not very well. There existed a scale problem in both mono and stereo program. There are two sample rates in my experiments. One is 5 m/...
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How can I run the demo of viso2_ros for monocular odometry?

Hi I'm working with ROS and libviso. Could anyone tell me the steps that I have to follow in order to get the odometry? The file demo.launch is specially for stereo vision? It could be easily edited ...
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dependency libviso2 cannot be found

I'm working with ROS-Fuerte and eclipse. I want to make a package with the next dependencies anjinsan@Erasmus:~/fuerte_workspace$ roscreate-pkg odometria roscpp std_msgs sensor_msgs opencv2 cv_bridge ...
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tf tree for viso2

I'm trying to set up a tf tree to use with viso2 to reconstruct point clouds, but I'm running into a lot of issues. Right now I'm just trying to set up a chain of dummy static transforms in order to ...
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viso2 camera configuration

Hi, I'm trying to use viso2(viso2_ros). Especially, I'm interested in stereo odometer. I've already read wiki(http://www.ros.org/wiki/viso2_ros?distro=groovy(http://www.ros.org/wiki/viso2_ros?distro=...
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VISO2 pitch angle

Hello, I have managed to get ros_viso2 package to work, I am just wondering where is the pitch angle measured from? for example, I would like to point the camera upwards looking at the ceiling, what ...
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Viso2 mono_odometer error

Hi guys, I am trying to use the viso2 package in order to obtain the monocular visual odometry using a Firefly mv camera. The camera works fine and I am able to view the images. However, when I run ...
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How to set viso2_ros stereo parameters?

Hi everybody, I'm trying to using stereo odometry with viso2_ros library. How to set the distance from left camera to right camera? Which camera is related to base_link -> camera tf transformation? ...
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