[osg-users] [osgPlugins] UDP Video Multicast Stream onto OSG object

Sebastian Messerschmidt sebastian.messerschmidt at gmx.de
Sat Jun 18 14:42:15 PDT 2016


Hello again,

You might need to modify the address to make it work. The .ffmpeg is the 
essential part.
There is a good example for files/devices in the osg cookbook.

Cheers
Sebastian
>
>
> Hello Jay,
>
> Have you tried the ffmpeg pseudoloader?
>
> image = osgDB::readImageFile("udp://228.10.10.24:12345.ffmpeg");
>  image = osgDB::readImageFile( "Images/bouncing_beach_ball.png" );
>
>   osg::ImageStream* imageStream = dynamic_cast<osg::ImageStream*>( 
> image.get() );
>   if ( imageStream ) imageStream->play();
>
> Cheers
> Sebastian
>> Hello all,
>>
>> I've been scouring the forums for this answer, but failed to find anything...
>>
>> So here's the setup:
>>
>> I have video stream on a multicast address using ffmpeg and the following arguments
>>
>> Code:
>> ffmpeg -framerate 30 -i desktop -b 900k -f mpegts udp://228.10.10.24:12345
>>
>>
>> I can go to another computer on the network, open a stream on VLC and view the video.
>>
>>
>> The question:
>>
>> How can I grab that video and "display" it on an object in an OSG environment?  I know that osgmovie can read from files, but how can i grab and render from a UDP stream?
>>
>>
>> The context:
>>
>> I have an OSG-based image generator for a simulator.  I want to have a "hovering screen" in the view that displays streaming video.  It allows custom plugin code written in c/c++.[/code]
>>
>> ------------------
>> Read this topic online here:
>> http://forum.openscenegraph.org/viewtopic.php?p=67676#67676
>>
>>
>>
>>
>>
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>
>
>
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