You're right, I hadn't mentioned what camera I'm using: it's a Sony HDR-CX190E, captured by hdmi through a Blackmagic Intensity Pro (PCI-X).
I'm not sure if I can add the videorate flag to the decklinksrc driver, but I'll investigate it. Thank you, Oriol. 2012/11/28 Edmore Moyo <[email protected]> > Hi, > > We had sync issues a while back. Adding the *videorate* flag seems to > have resulted in better output. > > Our config settings are something like this when using webcams. Pity you > did not mention what camera you are using( or I might just have missed that > somehow ). > > > #Create the screen capture > > > capture.device.Presentation.src=/dev/video1 > > > capture.device.Presentation.outputfile=Presentation.avi > > > capture.device.Presentation.flavor=presentation/source > > > capture.device.Presentation.buffer.bytes=536870912 > > > capture.device.Presentation.type=EPIPHAN_VGA2USB > > > #Create the presenter capture > > > capture.device.Presenter.customProducer=v4l2src device=/dev/video0 ! > image/jpeg,width=1280,height=720,framerate=15/1 ! queue ! jpegdec ! > *videorate *! ffmpegcolorspace > > > capture.device.Presenter.flavor=presenter/source > > > capture.device.Presenter.outputfile=Presenter.avi > > > capture.device.Presenter.src=/dev/video0 > > > capture.device.Presenter.type=CUSTOM_VIDEO_SRC > > > #Create the audio capture > > > capture.device.Audio.codec=flacenc > > > capture.device.Audio.flavor=presenter/source > > > capture.device.Audio.outputfile=audio.flac > > > capture.device.Audio.src=hw:1,0 > > > capture.device.Audio.type=ALSASRC > > > capture.device.names=Audio,Presentation,Presenter > > > Regards, > > Edmore Moyo > > CET > > UCT > > >>> Oriol Pellicer i Sabrià<[email protected]> 11/28/2012 2:09 PM >>> > > Hello, > > I'm having some problems syncing audio/video/vga. It seems that the video > is fastest than the audio and vga presentation. The configuration in the CA > is the following: > > [...] > #Create the audio capture > capture.device.PULSE.type=PULSESRC > capture.device.PULSE.src=hw:0 > capture.device.PULSE.flavor=presenter/source > capture.device.PULSE.outputfile=PULSE.mp2 > capture.device.PULSE.buffer.bytes=536870912 > capture.device.PULSE.codec=lame > capture.device.PULSE.codec.bitrate=192 > > #Create the presenter capture > capture.device.CAMERA.type=CUSTOM_VIDEO_SRC > capture.device.CAMERA.customProducer=decklinksrc input=HDMI input-mode=4 ! > queue ! ffmpegcolorspace ! queue > capture.device.CAMERA.flavor=presenter/source > capture.device.CAMERA.outputfile=digicam.mpg > capture.device.CAMERA.buffer.bytes=536870912 > capture.device.CAMERA.framerate=15 > > #Create the screen capture > capture.device.Epiphan_VGA2USB.src=/dev/video0 > capture.device.Epiphan_VGA2USB.outputfile=Epiphan_VGA2USB.mpg > capture.device.Epiphan_VGA2USB.flavor=presentation/source > capture.device.Epiphan_VGA2USB.buffer.bytes=536870912 > capture.device.Epiphan_VGA2USB.type=EPIPHAN_VGA2USB > capture.device.Epiphan_VGA2USB.framerate=5 > > capture.device.names=CAMERA,Epiphan_VGA2USB,PULSE > [END] > > My CA hardware: > > The PC is a Intel Core 2 Duo @ 2.13GHz with 3 Gb of ram and an integrated > audio card (tested with alsa and pulseaudio with same results): > > 80:01.0 Audio device: VIA Technologies, Inc. VT1708/A [Azalia HDAC] (VIA > High Definition Audio Controller) (rev 10) > > On recording, the AC CPU is idle at 0%, I attach a screenshot. Can I > moderate the CPU consumption in some way? I've tried to limit the > framerates with no luck. > > > Greetings, > > Oriol. > > > ### > > UNIVERSITY OF CAPE TOWN > > This e-mail is subject to the UCT ICT policies and e-mail disclaimer > published on our website at > http://www.uct.ac.za/about/policies/emaildisclaimer/ or obtainable from +27 > 21 650 9111. This e-mail is intended only for the person(s) to whom it is > addressed. If the e-mail has reached you in error, please notify the > author. If you are not the intended recipient of the e-mail you may not > use, disclose, copy, redirect or print the content. If this e-mail is not > related to the business of UCT it is sent by the sender in the sender's > individual capacity. > > ### > > _______________________________________________ > Matterhorn-users mailing list > [email protected] > http://lists.opencastproject.org/mailman/listinfo/matterhorn-users > >
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