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2015-07-07 10:02:21 -0500 | commented answer | Extract 60 fps image from bag file Thanks buddy! rosbag info shows 20321 image messages, but image_view image extract gave me ~2k images. I solved it with a "--rate 0.05" option when play the bag file. |
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2015-07-06 14:15:59 -0500 | asked a question | Extract 60 fps image from bag file I have a bag file with a 60 fps camera image stream. I want to extract all the image frames. However, even if I specified _sec_per_frame to a very small value, I still got very low fps image files: there should be ~20k images for my 5min bag file, but now I only get ~2k images. Here's the launch file I used: |
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2015-07-06 14:09:45 -0500 | answered a question | Can't run gmapping Just updated pthread and boost, problem solved... |
2015-06-30 10:42:09 -0500 | asked a question | Can't run gmapping I am running gmapping on ROS Indigo. I installed gmapping by When I run it, I followed this tutorial: http://wiki.ros.org/slam_gmapping/Tut... However, when I run I got this error: slam_gmapping: tpp.c:62: __pthread_tpp_change_priority: Assertion `new_prio == -1 || (new_prio >= __sched_fifo_min_prio && new_prio <= __sched_fifo_max_prio)' failed. Aborted (core dumped) How can I solve this? Any help is much appreciated! |