Re: [Playerstage-users] PlayerClient connection refused due to stage bitmap?

[Richard V. <va...@cs...>]

Sounds like Stage isn't able to make sense of your image. It should be  
a grayscale image, using black and white only.

If that clue doesn't help you, please post your complete world file  
and a link to your image, and we can take a look.

Richard/

On 24-Mar-08, at 9:36 AM, Zhu, Hua wrote:

> Hello,
>
> I'm wondering if anyone know what causes the following problem.
>
> I start a playerstage simulation with something like “player  
> mysim.cfg”. The corresponding stage .world file read a square .png  
> image. Then I start my own playerclient program which tries to  
> connect one robot via its listening port, e.g., 6665.
>
> If I use any image provided by the playerstage package, such as  
> cave.png, we playerclient program can establish the connection and  
> everything run fine. However, if I switch to my own .png file (by  
> only change the image file name in the .world file, nothing else), I  
> always receive the error below
>
> playerc error :  connect call on [localhost:6665] failed with error  
> [111:Connection refused] terminate call after throwing an instance  
> of 'PlayerCc::PlayerError'
>
> When I change it back to cave.png, it runs fine again.
>
> Although the playerclient program cannot connect, the stage  
> simulation does read my png image and all the walls inside. Robots  
> in stage GUI obey the rules of wall.
>
> I'm wondering what I did wrong? Anyone has similar experience?
>
> Appreciate your help,
> -Hua
>
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