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Can you use ffmpeg to capture DeckLink cards?
FFMPEG WDM Capture for Decklink Cards. It is preferable to use the WDM Decklink driver, rather than the dshow support, with ffmpeg (or in fact any Windows software).This requires using a version of ffmpeg that has the Blackmagic WDM drivers included (see my downloads page for a possible source). Note: below is now out of date.
How to set audio to 30fps in FFmpeg?
The option: video=”Decklink Video Capture”:audio=”Decklink Audio Capture” tells ffmpeg to use those device as input, but by specifying them in this fashion, the lag between audio and video will be substantially less (and/or gone). -r 30 forces the output to be 30fps instead of the 60fps in source.
What are the acodec copy and Vcodec copies in FFmpeg?
The -acodec copy and -vcodec copy are there to ensure that the streams are taken as is, instead of doing any compression/transcoding. The only thing left to do (which is a work in progress atm) is creating a c# gui for this.
How to capture video from DeckLink 4K extreme?
I am trying to capture a video using ffmpeg, from the HDMI input port of the Blackmagic DeckLink 4K Extreme capture card in Ubuntu Linux.
Is it OK to use FFmpeg with mxptiny?
Device is ok and I can Use it with other applications like MXPTiny or MXLight. I know this is pretty old BUT as far as I know ffmpeg and Blackmagic Gear, you will have to set your input options according to the Stream it gets from the H-264 encoder.
How to use WDM driver for DeckLink cards?
To use WDM Decklink driver, use a command like this: Use the number in the left column below after the @ symbol for defining the input source format. Supported formats for ‘DeckLink SDI 4K’:
Can a H264 pro be used as a DeckLink?
When I use “H264 Pro” Encoder as a “decklink” or “dshow” input, I see this error in command line output of ffmpeg. Device is ok and I can Use it with other applications like MXPTiny or MXLight.