[ros-users] Getting transforms without using tf::StampedTransform's lookupTransform()

[Christian Dornhege]

Hi,

those kind of questions should go to:

answers.ros.org

Best,
   christian


On 08.07.2014 18:03, Jonathan Lefman wrote:
> Hi all,
>
> I am working on processing some data stored in a bag file. I am not sure
> if this is a silly or naive question, but my searching thus far has not
> led very far. Here's the situation:
>
> I have my tf messages stored in a bag file. The tf values for different
> frames do not change over time (rigid system). I know the names and
> transforms for the frames since this is stored in the bag data. What I
> would like to do is get the same functionality from lookupTransform()
> without needing to publish my transforms and listen form them to get the
> calculations performed by this function. It would be excellent to
> achieve this python, since this is language that my processing code is
> using.
>
> Thanks!
>
>
>
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