Appsrc Buffer Pool
Tim Bradt
tjbradt at mtu.edu
Fri May 22 13:28:49 PDT 2015
I haven't looked it to just yet. But, I looked at the code in the
videocrop, I don't think it could be much faster, with the simple format
the way it is, maybe threading it, but that adds complications to
everything else that could slow things down.
Also, typo. I meant to say that I will look a lot into speeding it up. =P
---
Tim Bradt
1st Year Masters: CpE
Phone: 616-516-0646
email: tjbradt at mtu.edu
<https://github.com/btaidm> <http://www.linkedin.com/in/timbradt/>
On Fri, May 22, 2015 at 4:14 PM, Nicolas Dufresne <
nicolas.dufresne at collabora.com> wrote:
> Le Friday 22 May 2015 à 12:18 -0700, Tim Bradt a écrit :
> > I will take a lot into speeding up the crop routine
>
> In RGB, you could check if downstream support GstVideoMeta (ximagesink
> do), and simply play with the start pointer and stride. No need to
> actually do a copy. Though, ximagesink will be doing a copy, since the
> memory will not already be in a shared memory with X11.
>
> It would be nice to pinpoint where you found videocrop isn't performant
> . The RGB code is very simple, so it would be nice to share with
> upstream what you think could be improved.
>
> Nicolas
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>
>
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