[Rock-dev] image_preprocessing -> DepthImage2Pointcloud callback method never called?

Sylvain Joyeux bir.sylvain at gmail.com
Wed Oct 14 15:31:30 CEST 2015


Hey. FYI the best way to check if the problem is related to
transformer/stream aligner is to check the two related status ports
(don't have the names out of the top of my head).

Sylvain

On Wed, Oct 14, 2015 at 4:43 AM, Javier Hidalgo Carrió
<javier.hidalgo_carrio at dfki.de> wrote:
> Hi Martin,
>
> I never used this task but having a look into the orogen file, it seems you
> did not configure the transformer. Didn't?
>
>     stream_aligner do
>         max_latency 0.1
>         align_port "color_frame",0.3
>         align_port "frame",0.3
>     end
>
>     transformer do
>         transform "input", "pc"
>         max_latency 60
>     end
>
>
> Javier.
>
>
> On 13.10.2015 20:51, Martin.Azkarate at esa.int wrote:
>
> Dear Rockers,
>
> I am using the image_preprocessing component, specifically the
> DepthImage2Pointcloud task.
>
> I am feeding the color and distance image to the component (I can see them
> in the rock-display). However, it seems like the callback method for the
> frame port (it's a port driven task) is never called...as I cannot see any
> data in the output port (rock display says "no data"). I have added a debug
> line (cout <<) to see if it enters the method but nothing.
> Strangely, I happen to see this debug line when terminating the component,
> just once, as if the method would be called before terminating the task...
> I don't know if it has to do with the fact that is the task includes a
> stream aligner and I am not feeding the frames at the right frequency...?
>
> Anyone had this kind of experience before?
>
> Regards,
>
> Martin Azkarate
> TEC-MMA
>
> HE Space for ESA - European Space Agency
> Space Automation and Robotics Engineer
>
> ESTEC - European Space research and TEchnology Centre
> Keplerlaan 1, 2201 AZ Noordwijk
> The Netherlands
> Martin.Azkarate at esa.int | www.esa.int
> Tel +31 71 565 3480 | Mob +31 650 625 564
>
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