Re: [FFmpeg-user] Seeking Efficient Video Redaction Using FFMPEG with Limited Memory Usage

2023-11-08 Thread Greg Oliver
On Mon, Nov 6, 2023 at 11:13 AM sreekar manchukonda wrote: > > Hello, > > I'm seeking help on how to utilize ffmpeg to apply an extensive number of > filters—specifically over 2000, each filter including a crop, boxblur, and > overlay—to a video over an hour long. The intention is to redact

Re: [FFmpeg-user] Seeking Efficient Video Redaction Using FFMPEG with Limited Memory Usage

2023-11-08 Thread Carl Zwanzig
On 11/7/2023 3:34 PM, Nicolas George wrote: Libavfilter is at least linear in the number of filters for each single step of the filtering. That means a filter graph with 2000 filters will take at least 200 times as much power than a graph with 10 filters. Really a lot more, because larger graphs