On Mon, May 28, 2012 at 3:54 PM, Federico Allegretti <[email protected]> wrote: > perfect solution! > going to get one to test :D
Bear in mind I have not tested it myself, but it uses the same API and should work. Also, MLT provides no options for setting the I/O connectors, but I think you can use the settings utility provided by Blackmagic Design for that. > then decklink producer for analog video in ... do you suggest to get > also video out using that consumer? You will not be able to do both at the same time on the same device (i.e. full duplex). Also, I do not know if the USB bus will be able to handle 2 devices at the same time. > > On Mon, May 28, 2012 at 10:23 PM, Dan Dennedy <[email protected]> wrote: >> On Mon, May 28, 2012 at 4:41 AM, Federico Allegretti >> <[email protected]> wrote: >>> Hello, I implemented mlt video playback devices using an array of >>> Sapphire Edge HD3 mini pc. >>> >>> Consumer was sdl via hdmi output and producer is an mpeg file ... this >>> is a typical xml for the mlt server: >>> >>> <?xml version="1.0" encoding="utf-8"?> >>> <mlt> >>> <producer id="producer0"> >>> <property name="resource">01_castelli26.1.08.mpg</property> >>> </producer> >>> >>> <tractor id="tractor0"> >>> <multitrack> >>> <track producer="producer0"/> >>> </multitrack> >>> <filter> >>> <property name="mlt_service">watermark</property> >>> <property name="resource">StationLogo.png</property> >>> <property name="composite.halign">r</property> >>> <property name="composite.valign">b</property> >>> </filter> >>> </tractor> >>> </mlt> >>> >>> Now i need to display live video and i know MLT support V4L and >>> streaming trought ffmpeg. >>> Sapphire mini pcs do not have pci slot (so no hauppauge pvr 150 witch >>> i use often in linux boxes) and the only input port is USB. >>> I think Hauppauge HD-PVR could be usefull to get the video from analog >>> sources (composite video and audio mixer), do you think it could be >>> integrated in my prototype xlm stucture? >>> >>> .... something like this? >>> >>> <?xml version="1.0" encoding="utf-8"?> >>> <mlt> >>> <producer id="producer0"> >>> <property name="avformat">v4l2:/dev/video0</property> >>> </producer> >>> >>> <tractor id="tractor0"> >>> <multitrack> >>> <track producer="producer0"/> >>> </multitrack> >>> <filter> >>> <property name="mlt_service">watermark</property> >>> <property name="resource">StationLogo.png</property> >>> <property name="composite.halign">r</property> >>> <property name="composite.valign">b</property> >>> </filter> >>> </tractor> >>> </mlt> >>> >>> .... here some usefull information about hauppuge hd pvr: >>> http://www.mythtv.org/wiki/Hauppauge_HD-PVR >> >> libavdevice/v4l2 only support uncompressed and MJPEG formats. Since >> that miniPC has USB 3.0, and MLT supports DeckLink API devices from >> Blackmagick Design, here is what I recommend: >> http://www.blackmagic-design.com/products/intensity/ >> >> -- >> +-DRD-+ > > > > -- > Messagenet VOIP: 5338759 > > My blogs: http://altri-media.blogspot.com/ > http://subbaqquerie.blogspot.com/ > > YouTube Channel: AllegFede > > VIMEO HD videos: http://www.vimeo.com/user1912745/videos -- +-DRD-+ ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ Mlt-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/mlt-devel
