[FFmpeg-user] DeckLink Mini Monitor 4K

Mustafa Al Ani mustafalani at gmail.com
Sat Aug 4 19:25:38 EEST 2018


Ahh! how didn't I see that.!!

Thank you so much Marton.

R,
Mustafa



On Sat, Aug 4, 2018 at 5:44 PM Marton Balint <cus at passwd.hu> wrote:

>
>
> On Sat, 4 Aug 2018, Mustafa Al Ani wrote:
>
> > Hi,
> >
> > In my setup I have two decklink cards, 'DeckLink SDI Micro' and 'DeckLink
> > Mini Monitor 4K'
> >
> > I'm trying to get "DeckLink Mini Monitor 4K" to work with ffmpeg but it
> > doesn't seem to be detected by ffmpeg.
> >
> > When I run "ffmpeg -f decklink -list_devices 1 -i dummy" I can only see
> the
> > micro card!
> >
> > ffmpeg -f decklink -list_devices 1 -i dummy
> > ffmpeg version 4.0.1 Copyright (c) 2000-2018 the FFmpeg developers
> >  built with gcc 5.4.0 (Ubuntu 5.4.0-6ubuntu1~16.04.10) 20160609
> >  configuration: --enable-libndi_newtek
> > --extra-cflags='-I/home/iohub/ffmpeg/ndi/include
> > -I/home/iohub/ffmpeg/decklink/Linux/include'
> > --extra-ldflags=-L/home/iohub/ffmpeg/ndi/lib/x86_64-linux-gnu
> > --enable-libsrt --enable-decklink --enable-libx264 --enable-ffplay
> > --enable-nonfree --enable-gpl --enable-libfdk-aac --enable-libx265
> >  libavutil      56. 14.100 / 56. 14.100
> >  libavcodec     58. 18.100 / 58. 18.100
> >  libavformat    58. 12.100 / 58. 12.100
> >  libavdevice    58.  3.100 / 58.  3.100
> >  libavfilter     7. 16.100 /  7. 16.100
> >  libswscale      5.  1.100 /  5.  1.100
> >  libswresample   3.  1.100 /  3.  1.100
> >  libpostproc    55.  1.100 / 55.  1.100
> > [decklink @ 0x3566c80] Blackmagic DeckLink input devices:
> > [decklink @ 0x3566c80]  'DeckLink SDI Micro'
> > dummy: Immediate exit requested
>
> Mini Monitor is an output only card, and you are listing the input
> devices. For output devices you should do something like:
>
> ffmpeg -i test.avi -f decklink -list_devices 1 dummy
>
> The manual gives this example as well.
>
> Regards,
> Marton
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