Thanks for looking into this! I tested the newest GIT code, and did not see
a big difference. I'll continue to test this some more, and try and
determine what is going on. When seeking around a bit, it still seems to
get stuck and starts moving 1 frame every few seconds. I'll test some more
tomorrow.
Thanks!
-Jonathan
On Sat, May 7, 2011 at 12:52 AM, Dan Dennedy <[email protected]> wrote:
> On Fri, May 6, 2011 at 3:38 PM, Dan Dennedy <[email protected]> wrote:
> > On Fri, May 6, 2011 at 12:01 PM, Jonathan Thomas
> > <[email protected]> wrote:
> >> Hi Dan!
> >> Just checking in with you about the de-interlace bug causing slow
> >> performance. Any success solving the issue yet?
> >
> > Yes, but it involves a bit a refactoring between the framework and the
> > modules and needed more testing, but I had to prioritize some paid
> > work the past couple of days. I do expect to check it in this weekend.
>
> The changes have been pushed to the git repo. Let me know if you think
> it is fixed.
>
> >> Thanks!
> >> -Jonathan
> >>
> >> On Tue, May 3, 2011 at 11:10 PM, Dan Dennedy <[email protected]> wrote:
> >>>
> >>> On Tue, May 3, 2011 at 9:05 PM, Jonathan Thomas
> >>> <[email protected]> wrote:
> >>> > Okay, good to know. I will start updating my XML generation code to
> use
> >>> > INT
> >>> > for frame numbers, instead of Floats. If there is anything else I
> need
> >>> > to
> >>> > do, to ensure which deinterlacer is used, etc... please let me know.
> >>> > Also,
> >>> > if there is a way to reuse a producer in the XML, please let me know
> the
> >>> > syntax and I'll make that change as well. Thanks for the help!
> >>>
> >>> heh, well I was going to say, don't reuse producers! There is a
> >>> side-effect with the way the avformat producer handles audio. I will
> >>> spare you the technical details for now.
> >>>
> >>> Also, the bug with deinterlace is in Mlt with respect to transitions,
> >>> and it actually looks like a longstanding bug from the analysis so
> >>> far. So, there is nothing you can do to workaround it.
> >>>
> >>> > On Tue, May 3, 2011 at 10:58 PM, Dan Dennedy <[email protected]>
> wrote:
> >>> >>
> >>> >> On Tue, May 3, 2011 at 4:11 PM, Dan Dennedy <[email protected]>
> wrote:
> >>> >> > On Tue, May 3, 2011 at 2:15 PM, Jonathan Thomas
> >>> >> > <[email protected]> wrote:
> >>> >> >> Greetings Dan!
> >>> >> >> I have received many reports of sluggish playback using OpenShot
> >>> >> >> with
> >>> >> >> MLT
> >>> >> >> 0.7.0 and 0.7.2 (including the GIT trunk). I have tried to do a
> bit
> >>> >> >> of
> >>> >> >> research before reporting this bug, but it's a bit difficult to
> nail
> >>> >> >> down.
> >>> >> >> It seems that when you take an HD video clip (I have seen
> various
> >>> >> >> formats
> >>> >> >> and codecs reported), and place it more than 1 time on the
> timeline,
> >>> >> >> MLT
> >>> >> >> starts to skip and stutter in an unusable way. However, if the
> clip
> >>> >> >> is
> >>> >> >> only
> >>> >> >> on the timeline 1 time, it plays back smoothly. I'm not sure if
> >>> >> >> these
> >>> >> >> steps
> >>> >> >
> >>> >> > Are you creating distinct producers for each shot or reusing
> >>> >> > producers?
> >>> >>
> >>> >> I checked, and no, you are not. While reviewing this, I remembered
> >>> >> something I need to tell you. Stop using floating point for your
> time
> >>> >> values. In a near future version, floating point will be interpreted
> >>> >> as a clock value (.e.g. 3.0 = 3 seconds).
> >>> >>
> >>> >> I found the problem is due to the yadif deinterlacer being selected
> >>> >> instead of onefield, which is supposed to be used for sdl by
> default.
> >>> >> I am working on it.
> >>> >>
> >>> >> --
> >>> >> +-DRD-+
> >>> >
> >>> >
> >>>
> >>>
> >>>
> >>> --
> >>> +-DRD-+
> >>
> >>
> >
> >
> >
> > --
> > +-DRD-+
> >
>
>
>
> --
> +-DRD-+
>
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