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How to use dataset_slam?

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,ı use ros-indigo and ubuntu 14.04. I try to run lsd_slam with an image folder. These images was taken from my tablet. This image folder is on my desktop. I opened a terminal and run below command : roscore I opened a new terminal and run it : rosrun lsd_slam_core dataset_slam _files:=...../Desktop/grayImages _hz:=0 _calib:=pinhole_example_calib.cfg This command's output is : /lsd_slam/lsd_slam_core/calib/pinhole_example_calib.cfg ... found! found ATAN camera model, building rectifier. Input resolution: 1280 720 In: 0.825000 1.100000 0.500000 0.500000 0.000000 Out: Crop Output resolution: 640 480 Prepped Warp matrices Started optimization thread Started mapping thread! Started constraint search thread! found 457 image files in folder ......../Desktop/grayImages! Doing Random initialization! started image display thread! Done Random initialization! init done opengl support available But I don't see any window, map etc. Content of pinhole_calib.cfg : 0.825 1.1 0.5 0.5 0 1280 720 crop 640 480 What is the problem? How can I run lsd_slam using image dataset?

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