[ros-users] compressed_image_transport not working

[Patrick Bouffard]

Does anyone have any suggestions on how to proceed here? Is it likely
that a full uninstall/reinstall of cturtle would make any difference?

Thanks,
Pat

On Mon, Jul 26, 2010 at 9:49 PM, Patrick Bouffard
<bouffard at eecs.berkeley.edu> wrote:
> I just tried an update/upgrade on the machine in question, and that
> didn't bring in any new ros packages. I also tried removing and
> reinstalling ros-cturtle-image-transport-plugins, and the problem
> persists. Oddly, I have two other machines both with binary installs
> of the latest cturtle and I don't see this issue on either of those.
>
> Pat
>
> On Mon, Jul 26, 2010 at 7:42 AM, Brian Gerkey <gerkey at willowgarage.com> wrote:
>> hi Patrick,
>>
>> I just tried the latest binaries on a Karmic box, and the transports
>> are available.  We had some issues last week with our deb-building
>> system.  Could you try an update and upgrade, to pull the latest
>> cturtle debs, and see if the problem persists?
>>
>>        brian.
>>
>> On Sat, Jul 24, 2010 at 11:18 PM, Patrick Bouffard
>> <bouffard at eecs.berkeley.edu> wrote:
>>> I just did an install (from binaries) of cturtle onto a new machine
>>> running Ubuntu 10.04, and things seem to mostly work but I noticed if
>>> I tried to image_view an image topic using compressed transport it did
>>> not work. So I tried:
>>>
>>> $ rosrun image_transport list_transports
>>> Declared transports:
>>> compressed (*): Not available. Try 'rosmake compressed_image_transport'.
>>> raw
>>> theora (*): Not available. Try 'rosmake theora_image_transport'.
>>>
>>> Details:
>>> ----------
>>> "compressed"
>>> *** Plugins are not built. ***
>>>  - Provided by package: compressed_image_transport
>>>  - Publisher: This plugin publishes a CompressedImage using either
>>> JPEG or PNG compression.
>>>  - Subscriber: This plugin decompressed a CompressedImage topic.
>>> ----------
>>> "raw"
>>>  - Provided by package: image_transport
>>>  - Publisher: This is the default publisher. It publishes the Image
>>> as-is on the base topic.
>>>  - Subscriber: This is the default pass-through subscriber for topics
>>> of type sensor_msgs/Image.
>>> ----------
>>> "theora"
>>> *** Plugins are not built. ***
>>>  - Provided by package: theora_image_transport
>>>  - Publisher: This plugin publishes a video packet stream encoded using Theora.
>>>  - Subscriber: This plugin decodes a video packet stream encoded using Theora.
>>>
>>> .. I'm not sure what to make of this. Why are the compressed and
>>> theora transports 'not built'? If I do a 'rosmake
>>> compressed_image_transport' as suggested, it completes without error
>>> but only because (I think) ROS_NOBUILD is set in that package anyway.
>>> I even tried removing ROS_NOBUILD and running rosmake, which did seem
>>> to complete successfully, yet list_transports still complains.
>>>
>>> I don't recall having to do anything special beyond 'apt-get install
>>> ros-cturtle-image-transport-plugins' in the past.
>>>
>>> Thanks,
>>> Pat
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>>>
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