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problem with visp_auto_tracker

Hi i have successfully run the auto tracker, but it seems like run much slower than example videos shown in ros_wiki, see below: https://youtu.be/8PRvELsXeYI

the frequency of /image_raw is 30 Hz, image_height x image_width is 640x480, when i run the

rostopic echo /visp_auto_tracker/code_messgae

I got: image description

there is a empty message every two messages (ps: no matter how i place the QRcode, the empty message exist)

much thanks if anyone can give some help!

problem with visp_auto_tracker

Hi i have successfully run the auto tracker, but it seems like run much slower than example videos shown in ros_wiki, see below: ros_wiki.

the example video: https://www.youtube.com/watch?v=_dFF0_vWRcA

my video: https://youtu.be/8PRvELsXeYI

the frequency of /image_raw is 30 Hz, image_height x image_width is 640x480, when i run the

rostopic echo /visp_auto_tracker/code_messgae

I got: image description

there is a empty message every two messages (ps: no matter how i place the QRcode, the empty message exist)

much thanks if anyone can give some help!

problem with visp_auto_tracker

Hi i have successfully run the auto tracker, but it seems like run much slower than example videos shown in ros_wiki.

the example video: https://www.youtube.com/watch?v=_dFF0_vWRcA

my video: https://youtu.be/8PRvELsXeYI

the frequency of /image_raw is 30 Hz, image_height x image_width is 640x480, when i run the

rostopic echo /visp_auto_tracker/code_messgae

I got: image descriptiongot:

data: ''
---
data: http://www.irisa.fr/lagadic/visp
---
data: ''
---
data: http://www.irisa.fr/lagadic/visp
---
data: ''
---
data: http://www.irisa.fr/lagadic/visp
---
data: ''
---
data: http://www.irisa.fr/lagadic/visp
---
data: ''
---
data: http://www.irisa.fr/lagadic/visp
---

there is a empty message every two messages (ps: no matter how i place the QRcode, the empty message exist)

much thanks if anyone can give some help!