[decklinksrc] How to add 4k support

Edward Hervey bilboed at bilboed.com
Wed Feb 26 05:12:48 PST 2014


  It *should* just be a matter of adding the proper lines for detecting
those modes and exposing proper caps (i.e. different

  See gstdecklink.{cpp,h}, you should just have to add the proper lines

  We track bugs and patches on bugzilla.gnome.org (product: GStreamer,
component: gst-plugins-bad). You're welcome to open a bug there and
provide your patches (or a link to a public git repository) there.

  I have this sneaking suspicion we're going to hit interesting
performance ""problems"" with this bitrate :)


On Tue, 2014-02-25 at 22:40 -0800, Arjen Veenhuizen wrote:
> So we got a Blackmagic 4k camera [1] with an accompanying Blackmagic Decklink
> 4k Extreme capture card [2]. The blackmagic drivers are properly installed
> and everything is working OK with bmdcapture and ffmpeg.
> Unfortunately, decklinksrc seems to only support up till mode 18 (three
> variants of 4k are registered as mode 20, 21, 22 in the decklink drivers).
> How can I add 4k support to decklinksrc? Is it straightforward or does it
> require a lot of modifications? Any pointers? I'll be happy to contribute my
> modifications once I got things running.
> Thx!
> [1] http://www.blackmagicdesign.com/products/blackmagicproductioncamera4k
> [2] http://www.blackmagicdesign.com/products/decklink/models/
> --
> View this message in context: http://gstreamer-devel.966125.n4.nabble.com/decklinksrc-How-to-add-4k-support-tp4665523.html
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