[FFmpeg-user] How to interpret the result of idet filter?

[Carl Eugen Hoyos]

Wesley Wen <delbin.wen <at> gmail.com> writes:

> What I'm interested is -frames:v 2000 and 5000 both 
> report 1037 progressive frames, does it mean the 
> content is progressive/interlaced mixed? 

> I did not get a chance to look at the frames with 
> video analyzer yet.

Not necessarily related: Visual inspection always 
beats a video analyzer if you want to know if a 
video is interlaced.

> But I believe the video is interlaced by viewing 
> it with VLC; there is combing noise if 
> deinterlacer is turned off.

Please provide the sample.
(Or ask yourself: Is the video starting with 
long still frames? Like the intro of a movie?)

Carl Eugen