Hi Jan,

If you post this question to answers.ros.org then I'm sure someone will be
able to help.

Tim

On Wed, Oct 5, 2011 at 9:10 AM, J H <dahoc3150@yahoo.com> wrote:

> Hi,
> I would like to save ROIs (cv::Rect) and masks (cv::Mat) inside a bag file
> along with images (cv::Mat).
> I put the 4 rect values (x,y,width,height) inside a cv::Mat and store them
> and the masks and the images each with a separate topic and the same
> corresponding time stamp as the image inside the bag file.
>
> Now it may occur that I have multiple ROIs and masks for one image, in
> which case I need to save several cv::Mat with the same time stamp into the
> bag file and I don't think that even works.
> What would be an elegant approach to cleanly resolve this? I currently add
> one nsec for each additional mask and ROI to the timestamp of the image, but
> that clearly is a bad solution.
>
> Any help appreciated,
>
> best regards,
> Jan Hendriks
>
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