[x265] Default GOP range: 25-250 frames or 1-10 seconds?

Steve Borho steve at borho.org
Thu Feb 13 21:11:18 CET 2014


On Thu, Feb 13, 2014 at 7:43 AM, Derek Buitenhuis <
derek.buitenhuis at gmail.com> wrote:

> On 2/13/2014 1:40 PM, Mario *LigH* Rohkrämer wrote:
> > Will you prefer a fixed number of frames as defaults for the min/max GOP
> > length, or rather calculate the number from the framerate (rounded up,
> > probably)?
>
> IMHO, the better idea is to calculate based on timestamps (not framerate,
> per se, allowing for future VFR ratecontrol.)
>
> This is was x264 does, AFAIK.
>

I'm missing some detail.  Our default keyint min and max currently match
x264's (24/250), as far as I know, and scenecut detection actually places I
frames, independent of pts (also AFAIK).

-- 
Steve Borho
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mailman.videolan.org/pipermail/x265-devel/attachments/20140213/26129e7d/attachment.html>


More information about the x265-devel mailing list