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[image_transport] Topics '/usb_cam/image_color' and '/usb_cam/camera_info' do not appear to be synchronized

please help me :(

$ rosrun imagetransport republish compressed in:=usbcam/image raw out:=usb_cam/image

$ ROSNAMESPACE=usbcam rosrun imageproc imageproc imageraw:=image _approximates=true queuesize:=20

[ WARN] [1545066099.656226554]: [imagetransport] Topics '/usbcam/imagecolor' and '/usbcam/camera_info' do not appear to be synchronized. In the last 10s: Image messages received: 0 CameraInfo messages received: 45 Synchronized pairs: 0

Asked by Ilhamasy on 2018-12-17 12:16:34 UTC

Comments

What is your question?

Asked by jayess on 2018-12-17 13:24:57 UTC

I am facing the same issue where the topics /camera_info and /image_raw are not synchronized Did you solve this?

Asked by Nikhil_1001 on 2021-07-30 02:55:50 UTC

@Nikhil_1001 this is a fairly old question, you should probably post this as a separate question for more visibility

Asked by jayess on 2021-08-01 17:57:17 UTC

Answers