[FFmpeg-user] Reducing video file size

Carl Zwanzig cpz at tuunq.com
Mon Nov 4 18:41:40 EET 2019

On 11/4/2019 8:22 AM, Morten W. Petersen wrote:
> You are unable to understand what I ask for, and send an email 2 minutes
> after I replied to Nicholas who gave a similar answer, when his lack of
> intelligence or good behaviour turned annoying.

a) email is not synchronous and replies overlap.

b) we are "unable to understand" because you haven't stated a question that 
can be answered- you kind of asked the question "how can I make my car go 
faster" without even telling us the make/model of the car.

> I have gotten 1 good answer, 2 bad ones, and 1 case of annoying behaviour
> so far.

Welcome to the ffmpeg-user mailing list; the technical content is usually 
quite good, the wording can be a bit rough.

And you've already been asked not to "top-post" on this list; continuing to 
do that suggests that you're not interested in actually engaging with the list.

(in a top-posted reply)
On 11/4/2019 8:36 AM, Morten W. Petersen wrote:
 > Let me ask in a different way, how can I encode a video to the smallest
 > possible size, while still discerning some movement?

set the resolution to 1x1 and the frame rate to 1 per second; that'll be a 
really small file but completely useless. What's the minimum resolution you 
can tolerate? What's the minimum frame-rate that won't lose information. 
Maybe you need to only save the parts with detectable motion and discard the 


More information about the ffmpeg-user mailing list