On Thursday, March 12, 2015 08:01:04 PM Dave Rice wrote: > > On Mar 12, 2015, at 7:30 PM, Reuben Martin <reube...@gmail.com> wrote: > > > > On Wednesday, March 11, 2015 06:43:11 PM you wrote: > >> On Wednesday, March 11, 2015 07:19:14 PM Dave Rice wrote: > >>>> I’ve used bmdtools and piped it to ffmpeg for quite a while, and they > >>>> work > >>>> fine. I’m just curious about trying to access it directly. > >>> > >>> Same here, though I still use bmdtools. I'm curious how you compare the > >>> two. > >> > >> I’m hoping less overhead due to the elimination of all the memory copy > >> going on with the pipe. I won’t be able to test till tomorrow. > > > > It did minor testing today and didn’t notice anything abnormal aside from > > ffplay complaining quite verbosely about buffer overruns when opening > > directly with ffplay. > > Try -re before the input.
-re doesn’t apply to ffplay. > > Otherwise, there is a small reduction in overhead, and the video > > is smoother when reducing the output framerate to half that of the input. > > (60 to 30 in my case) And by smoother, I just mean that discarding every other frame seems to flow smoother on the playback. I think there may be something different going on with how the timestamps on frames work when pulling directly from source as opposed to a pipe. But then again the perceived difference is subtle, so it may just be placebo effect. > > What OS are you using? Gentoo _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user