It's not exactly streaming that point cloud data, but it does look like a nice system. I love the soundtrack. :) Dave On Wed, Apr 25, 2012 at 8:50 AM, Jenkins, Odest Chadwicke < odest_jenkins@brown.edu> wrote: > Very cool, Jeff! Big ups. > > Point clouds can be used effectively over rosbridge and the public > internet. For example, the following video shows a PR2 in Palo Alto > teleoperated by a user in Atlanta through a browser interface with > Kinect RGBD data, two camera views, tfs, interactive markers, and > more: > > http://www.youtube.com/watch?v=dWG7em5cwWo > > Admittedly, there were some special hacks needed to make this happen > (compression, recasting of topics, etcs.). However, such hacks could > be generalized by rethinking ROS's pubsub mechanisms and topics to be > smarter about data. > > -Chad > > > Message: 4 > Date: Mon, 23 Apr 2012 21:39:25 +0000 > From: "Jeff Rousseau " > To: User discussions > Subject: Re: [ros-users] RFC: rviz on Android > Message-ID: > <63F8A30DFF819946A566189F4E29A4896DAC7635@exchange-ma.aad.aptima.com > > > Content-Type: text/plain; charset="iso-8859-1" > > Another approach, and one I've personally taken in some of our apps, > is to build reusable UI components in HTML5 while keeping the > lower-level data transfer code platform-specific. For example the > platform-specific code for our Android version uses rosjava just to > push data from subscriber callbacks to populate the UI elements in an > Android "WebView" component. All view and business logic (majority of > code) resides in the HTML5 side. You lose the "everything runs in a > browser", but still gain some code reuse. > > This said, I still wouldn't advocate for a "one user interface to rule > them all" type of thing. A multi-touch tablet has different > affordances than a desktop-PC with a mouse and keyboard. Desktop UIs > don't work on 8" tablets and vv. We simply use the common-denominator > (using HTML5) approach to save development cycles on similar platforms > (iOS, touch-PCs, Android, etc). > > Just some things to consider > Jeff > > From: ros-users-bounces@code.ros.org > [mailto:ros-users-bounces@code.ros.org] On Behalf Of Dave Hershberger > Sent: Monday, April 23, 2012 5:06 PM > To: User discussions > Subject: Re: [ros-users] RFC: rviz on Android > > I definitely like the idea of rviz-like functionality in a browser, > where it is accessible from essentially any device. One of the big > use-cases though is Point Cloud data, which is already very high > bandwidth, even in binary format. If we sent that data in JSON > format, it would expand about 4 times in size. If there were support > for binary data sent via websockets, rosbridge, etc, I would be > thinking more seriously about it. > > Dave > On Mon, Apr 23, 2012 at 11:55 AM, Jeff Rousseau > > > > wrote: > Dariush, > > I think it really depends on what you want in your "android rviz" > > We (at Aptima) have built some nice HTML5 UIs that wrap nicely into > Android and iOS devices for controlling multiple robots. So if you're > looking for a replacement for something like the old nav_view > functionality, we've found that HTML5 gives you some nice > portability/code-reuse benefits. > > http://www.youtube.com/watch?v=JcATNhoJ3gg > > I think of rviz as a "visual debugger" as well as an extremely basic > navigation interface. We cared more about building a UI for > controlling the nav stack (queing waypoints, etc) so our use case > might not be exactly the same. > > Jeff > > > -----Original Message----- > > From: ros-users-bounces@code.ros.org ros-users-bounces@code.ros.org> [mailto:ros-users- > > bounces@code.ros.org] On Behalf Of Dariush > Forouher > > Sent: Monday, April 23, 2012 9:50 AM > > To: User discussions > > Subject: Re: [ros-users] RFC: rviz on Android > > > > Interesting, thanks for the many answers. > > > > I agree, building ROS apps for the browser is generally preferable for > > portability reasons. I don't know whether a fullfledged rviz is doable > inside > > the browser, however. wviz looks nice, though. > > > > @Dave: Working together on this sounds like a great idea. I was thinking > of > > handing this out as a student project as well. Once I've found someone > Ill > > contact you to see where we can contribute. > > > > cheers > > Dariush > > > > Am 21.04.2012 04:06, schrieb Michael Carroll: > > > I would certainly be interested in helping out. I did a somewhat-iOS > > > capable ROS bridge based on a 3rd party app for the iPhone and iPad, > > > but I don't know that it's really a suitable long term solution. > > > > > > I, too, was considering something along the lines of rosbridge for a > > > more fully-featured cross platform "app" (which could support any web > > > enabled device). > > > > > > I think that if a "mobile ROS" is done, it should be with the goal to > > > be as cross platform as possible. I understand this becomes > > > cumbersome when it comes to Rviz, but for most of the other > > > interesting day-to-day information, widgets and text should cover it. > > > > > > ~mc > > > > > > On Fri, Apr 20, 2012 at 13:00, Dave Hershberger > > > hersh@willowgarage.com>> wrote: > > > > > > er, I meant he's starting in May and I hope that in *June* we'll be > > > ready to farm out the Display subclass work. > > > > > > Dave > > > > > > > > > On Fri, Apr 20, 2012 at 10:59 AM, Dave Hershberger > > > hersh@willowgarage.com>> wrote: > > > > > > That's great, thanks. The project is supposed to start > sometime > > > in May when my intern arrives. Hopefully sometime in April > > > we'll be ready to start writing Display classes, which is the > > > place that looks easiest (to me) to farm out different pieces > of > > > work. All Displays are subclasses of the Display class and > they > > > all use the same APIs do their various work, and there are > about > > > 20 of them. > > > > > > It will also be great to have people testing and reporting bugs > > > in different use cases we might not see in-house. > > > > > > Dave > > > > -- > > Institut f?r Technische Informatik / Universit?t zu L?beck > http://www.iti.uni- > > luebeck.de/mitarbeiter/dariush-forouher-m-sc.html< > http://luebeck.de/mitarbeiter/dariush-forouher-m-sc.html> > > The information transmitted is intended only for the person or entity > to which it is addressed and may contain confidential and/or > privileged material. Any review, retransmission, dissemination or > other use of, or taking of any action in reliance upon this > information by persons or entities other than the intended recipient > is prohibited. If you received this in error, please contact the > sender and delete the material from any computer. > > _______________________________________________ > ros-users mailing list > ros-users@code.ros.org > https://code.ros.org/mailman/listinfo/ros-users > > > The information transmitted is intended only for the person or entity > to which it is addressed and may contain confidential and/or > privileged material. Any review, retransmission, dissemination or > other use of, or taking of any action in reliance upon this > information by persons or entities other than the intended recipient > is prohibited. If you received this in error, please contact the > sender and delete the material from any computer. > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: > > _______________________________________________ > ros-users mailing list > ros-users@code.ros.org > https://code.ros.org/mailman/listinfo/ros-users >