Re: [osg-users] osgmovie receive stream

2012-12-16 Thread DavidHornung
Any Suggestions? is it possible to receive a network video stream ? Hello, is it possible to play a received stream with the ffmpeg osg plugin? Since it is possible to read from /dev/video0 it should, or? Cheers, David ___ osg-users mailing list

Re: [osg-users] osgmovie receive stream

2012-12-16 Thread Wang Rui
Hi David, I believe we can make use of the ffmpeg plugin to receive video streams. In fact webcams can already be retrieved and shown in OSG. Personally I haven't tested how to load rtsp/udp video streams using osgdb_ffmpeg directly. But in the osgRecipes project I have successfully used the VLC

Re: [osg-users] osgmovie receive stream

2012-12-16 Thread Jean-Sébastien Guay
Hello David, Wang Rui, Personally I haven't tested how to load rtsp/udp video streams using osgdb_ffmpeg directly. I have used the ffmpeg plugin with an IP webcam that only supported rtsp feed, and it worked well (I made some submissions to make it work back then, it should still work).

Re: [osg-users] Use many effect on the same model

2012-12-16 Thread Paul Martz
I think you just want to multiparent the model to the two different effect nodes, like this: root /\ Effect1 Effect2 \/ model -Paul On 12/15/2012 3:49 PM, Peterakos wrote: Hello. I want to use 2 different effects on the same model but i am not sure if this

Re: [osg-users] Use many effect on the same model

2012-12-16 Thread Peterakos
Hello. Thank you for your answer but it seems it doesnt work because with this graph we have 2 models in the scene (one on top of each other) I want my model to be affected by both effects (only 1 model in the scene). thnx again. ___ osg-users mailing

Re: [osg-users] Use many effect on the same model

2012-12-16 Thread Paul Martz
There is only one model in the scene, but it is traversed and rendered twice with the two different effects. You said you were doing multipass rendering, and this is how multipass rendering is done in OSG. To avoid having one rendering on top of the other, you use blending** to composite the

Re: [osg-users] Questions about mip maps

2012-12-16 Thread Daly, Jason
No, OpenGL requires all dimensions to be reduced by half at each level. Sent from my cell phone Aurelien Albert aurelien.alb...@alyotech.fr wrote: Thanks a lot for this very precise answer ! Just one more question, you said : each successive level should be an integer quotient of the