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. > 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-+ ------------------------------------------------------------------------------ WhatsUp Gold - Download Free Network Management Software The most intuitive, comprehensive, and cost-effective network management toolset available today. Delivers lowest initial acquisition cost and overall TCO of any competing solution. http://p.sf.net/sfu/whatsupgold-sd _______________________________________________ Mlt-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/mlt-devel
