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ros版本的数据集
相机内参：
发布的topic：
/camera/depth/camera_info
/camera/depth/disparity
/camera/depth/image
/camera/rgb/camera_info
/camera/rgb/image_color
/clock
/cortex_marker_array
/cur_tilt_angle
/imu
/pose
/rosout
/rosout_agg
/scan
/tf
ORBSLAM2 跑此数据集
单目：
rosrun ORB_SLAM2 Mono /camera/image_raw:=/camera/rgb/image_color Vocabulary/ORBvoc.txt tum_rgbd.yaml
RGBD：
rosrun ORB_SLAM2 RGBD /camera/rgb/image_raw:=/camera/rgb/image_color /camera/depth_registered/image_raw:=/camera/depth/image Vocabulary/ORBvoc.txt tum_rgbd.yaml
tum_rgbd.yaml
%YAML:1.0
#--------------------------------------------------------------------------------------------
# Camera Parameters. Adjust them!
#--------------------------------------------------------------------------------------------
# Camera calibration and distortion parameters (OpenCV)
Camera.fx: 525
Camera.fy: 525
Camera.cx: 319.5
Camera.cy: 239.5
Camera.k1: 0.0
Camera.k2: 0.0
Camera.p1: 0.0
Camera.p2: 0.0
Camera.width: 640
Camera.height: 480
# Camera frames per second
Camera.fps: 30.0
# IR projector baseline times fx (aprox.)
Camera.bf: 40.0
# Color order of the images (0: BGR, 1: RGB. It is ignored if images are grayscale)
Camera.RGB: 1
# Close/Far threshold. Baseline times.
ThDepth: 40.0
# Deptmap values factor
DepthMapFactor: 1.0
#--------------------------------------------------------------------------------------------
# ORB Parameters
#--------------------------------------------------------------------------------------------
# ORB Extractor: Number of features per image
ORBextractor.nFeatures: 1000
# ORB Extractor: Scale factor between levels in the scale pyramid
ORBextractor.scaleFactor: 1.2
# ORB Extractor: Number of levels in the scale pyramid
ORBextractor.nLevels: 8
# ORB Extractor: Fast threshold
# Image is divided in a grid. At each cell FAST are extracted imposing a minimum response.
# Firstly we impose iniThFAST. If no corners are detected we impose a lower value minThFAST
# You can lower these values if your images have low contrast
ORBextractor.iniThFAST: 20
ORBextractor.minThFAST: 7
#--------------------------------------------------------------------------------------------
# Viewer Parameters
#--------------------------------------------------------------------------------------------
Viewer.KeyFrameSize: 0.05
Viewer.KeyFrameLineWidth: 1
Viewer.GraphLineWidth: 0.9
Viewer.PointSize:2
Viewer.CameraSize: 0.08
Viewer.CameraLineWidth: 3
Viewer.ViewpointX: 0
Viewer.ViewpointY: -0.7
Viewer.ViewpointZ: -1.8
Viewer.ViewpointF: 500