On Thu, 2010-06-24 at 10:48 -0700, Tim Field wrote:
> Hi Cedric,
> 
> Yes, that functionality is on our roadmap.  Until then, you could look
> to rosbag/recorder.cpp and rxbag/recorder.py for implementations of
> bag recorders.  It should be straightforward to add service-based
> pausing/resuming on top of those.
> 
> Fyi, notes on planned future ROS functionality are kept here:
> http://www.ros.org/wiki/ROS/Roadmap.  It's great to get feedback from
> the community about what features would be useful, though.

On a similar note, I'm interested in having rosbag support a service
that can be called to get the name of the current bag being recorded and
a list of subscribed topics. I'll write up a patch if I can find some
time.