[FFmpeg-user] Decklink output can't produce 1080i50

Carl Eugen Hoyos ceffmpeg at gmail.com
Wed Aug 29 13:16:00 EEST 2018

2018-08-29 10:52 GMT+02:00, Mustafa Al Ani <mustafalani at gmail.com>:

> I'm trying to output an NDI stream (1080i50) using Decklink but the output
> is always progressive, my decklink setting is set to 1080i50 and the NDI is
> 100% interlaced.
> I'm not using any flags in the output side because I presume it should take
> the input as is, but even when I use flags like " -flags +ilme" or setting
> frame rate like "-r 25000/1000" or format code "-format_code Hi50" I'm
> still getting progressive output.
> Is this something I need to check in the Decklink SDK?

Command line and complete, uncut console output missing.

What does "progressive output" mean in this context?

Carl Eugen

More information about the ffmpeg-user mailing list