[FFmpeg-user] When to determine frames are progressive or interlaced ?

[Carl Eugen Hoyos]

tank pranav <akshar_tank <at> yahoo.com> writes:

> I would like to know when to determine frames are 
> progressive or interlaced ?

(Depending on how you define "interlaced" frames:)
To the best of my knowledge, only visual inspection 
tells you, but there is a filter named "idet" that 
tells you if the video is interlaced.

Carl Eugen