could you please provide complete ffmpeg command line including output. please include the following outputs: ffmpeg -f decklink -list_devices 1 -i dummy you will get the list of installed decklink adapters: ex: [decklink @ 0x2cad400] 'DeckLink Quad (1)' then issue the following command and provide output: ffmpeg -f decklink -list_formats 1 -i 'DeckLink Quad (1)' paste adapter name and id from first command output to second command line as input ( in this case 'DeckLink Quad (1)' ) and provide complete report please. Could you also mention decklink driver and firmware version being used. Regards. On Wed, Nov 22, 2017 at 12:05 PM, Remo Rayamajhi <kshatriya.remo@gmail.com> wrote:

Hello support As I have complied the Decklink Quad 2 with ffmpeg and as process gone well , but when I try to capture the input to transcode it I got the error , the snap shot of error is here by . Please help on this case . Photo is hereby attach. Sent from Mail for Windows 10

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