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7 votes
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SDI - serial digital interface

General SDI vs. HDMI Information SDI is easier to connect to other professional equipment than HDMI. It is an all purpose signal, as opposed to HDMI that was originally intended only to connect to ...
Michael Liebman's user avatar
3 votes
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What's the difference between 3G-A SDI and 3G-B SDI?

Wikipedia does mention it - with a reference link included: Within this standard there are three formats known as Level A, Level B Dual Link (B-DL) and Level B Dual Stream (B-DS). The Level A ...
Gyan's user avatar
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3 votes

What do different types of SDI mean?

SDI stands for Serial Digital Interface. Over time, the bandwidth needs of video have changed drastically, and so SDI has gone through a number of revisions and different solutions for handling the ...
AJ Henderson's user avatar
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2 votes

SDI - serial digital interface

SDI is a professional, locking video connection system over coax cable. SDI itself has more expensive licensing costs associated with it than HDMI, so hardware that supports it will generally be more ...
AJ Henderson's user avatar
  • 19.4k
2 votes

SDI - serial digital interface

In short; HD-SDI and SDI are the industry standard for professional applications; and HDMI is for consumers. HDMI is highly limited in terms of length; you will need a very high quality cable to go ...
McFlySoHigh's user avatar
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2 votes

How to set a specific ffmpeg Decklink device output format using format number?

Not sure exactly if this will help at all but you used to be able to do something like this: ffmpeg -f decklink -i "DeckLink Mini Recorder (1)@7" Where 7 is the number that is outputed in the ...
Chris Deleo's user avatar
2 votes

How to set a specific ffmpeg Decklink device output format using format number?

I don't see any option in the source to set output format parameters via the serial number.
Gyan's user avatar
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1 vote
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What cable for 200' run between camera (video/audio) and ATEM switcher

You need to use cable specifically designed for SDI. RG59 essentially only defines the impedance and capacitance of the cable, not the return loss and attenuation characteristics. You can use ...
Michael Liebman's user avatar
1 vote

How do I playout rtmp stream to SDI (Decklink Studio 4K) using FFMPEG command?we are using Windows 7 operating system

As the docs say, you need the Blackmagic DeckLink SDK and you need to configure with the appropriate --extra-cflags and --extra-ldflags. On Windows, you need to run the IDL files through widl ...
Gyan's user avatar
  • 33.3k

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