camera_model_calibration, imu and pic extract from rosbag ,creat imu rosbag
camera_calibration: 1.opencv calibration example 2.part of camodocal,used in vins-mono
extract: extract pic and imu data from rosbag, file format is look like euroc dataset change your bag name and topic
imu_rosbag_creat: change frome kalibr_bagcerater
euroc_to_tum: if you want use evo to anaylis your slam trajectory, you need change to TUM rajectory file format, it's a tool to change vins-mono trajectory to tum