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root@2e3defa2db5f:/data# vlc -p decklink --advanced --help-verbose VLC media player 3.0.0-git Vetinari (revision 2.2.0-git-6743-gd6b6f0f) output module to write to Blackmagic SDI card (decklinkoutput) DeckLink General Options: --decklink-output-card-index <integer [-2147483648 .. 2147483647]> DeckL...

Some success! Turns out basically every example on the internet has the wrong flag for specifying the option for which mode to run in. These are the options I have gleaned from the DecklinkSDK itself: /* SD Modes */ bmdModeNTSC = /* 'ntsc' */ 0x6E747363, bmdModeNTSC2398 = /* 'nt23' */ 0x6E743233, //...

I have compiled VLC with decklink drivers [0000000001e2a1a8] core libvlc debug: VLC media player - 3.0.0-git Vetinari [0000000001e2a1a8] core libvlc debug: Copyright © 1996-2016 the VideoLAN team [0000000001e2a1a8] core libvlc debug: revision 2.2.0-git-6743-gd6b6f0f [0000000001e2a1a8] core libvlc de...

We have this "kind of" working. I am not able to control the zoom or anything and getting errors: configured with ./configure '--disable-qt4' '--disable-skins2' '--disable-xcb' '--enable-twolame' '--enable-dvbpsi' '--enable-lua' '--disable-mad' '--disable-postproc' '--disable-a52' '--disab...