[x264-devel] Fixed IDR Frame Intervals

Richard Buteau rbuteau at rgbnetworks.com
Mon Apr 25 16:48:19 CEST 2011


> -----Original Message-----
> From: x264-devel-bounces at videolan.org [mailto:x264-devel-
> bounces at videolan.org] On Behalf Of Jason Garrett-Glaser
> Sent: Sunday, April 24, 2011 3:49 AM
> To: Mailing list for x264 developers
> Subject: Re: [x264-devel] Fixed IDR Frame Intervals
> 
> On Sat, Apr 23, 2011 at 8:00 AM, Stefan Lederer <ledererstefan at gmx.at>
> wrote:
> > Hello,
> >
> >
> >
> > I want to encode content for http streaming and therefore I would
> need fixed
> > IDR frame intervals (e.g. at least frame nr. 1, 51, 101 ... have to be
> IDR
> > Frames). I already tried -keyint 50 as parameter for the encoding,
> but as
> > far as I understood, this option does not guarantee that the IDR
> frame is at
> > position 50 because it could also be somewhere between 1 and 50?
> >
> > In there any possibility for the encoding to set fixed IDR frame
> positions?
> 
> --scenecut 0
Is there a way to generate just an I frame instead of IDR on scenecut and keep the same gop?
> 
> Jason
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