Le vendredi 25 janvier 2019 à 20:31 +0300, Ilya Aleshkov a écrit :
> Oh, yes. Thank you! Sorry for such a dumb question )
>
> I've checked everything. Now timeline works pretty good in built-in Windows media players but not in VLC. VLC's timiline stops and jumps sometimes.
> It seems x264 still produces more accurate files. It's not my goal, but it would be great to generate files in most proper way. I just would like to be sure that I can read these files (again by GStreamer) without any issues.
> Now I'm able to go forward.
Disable b-frames, the GStreamer matroskamux element lacks support for
that. Arguably, this was added to Matroska after our muxer was written.
>
> Thanks again! I know why GStreamer is so powerful - just because of community!
>
> On Fri, Jan 25, 2019 at 7:57 PM Bernhard Graaf <
[hidden email]> wrote:
> > Try to use ‚gst-launch-1.0 –e’ to send the eos-signal to the pipeline. Then the timing information should save to the file.
> >
> > Bernhard
> >
> > Von: gstreamer-devel [mailto:
[hidden email]] Im Auftrag von Ilya Aleshkov
> > Gesendet: Freitag, 25. Januar 2019 17:33
> > An: Discussion of the development of and with GStreamer
> > Betreff: Re: filesink with 60 fps
> >
> > Nicolas,
> >
> > Thank you so much! Now I'm able to encode and play streams with any desired framerate.
> > But I've noticed one strange thing. When I open the generated .mkv-files with VLC (or any other player) it can't recognize its duration.
> > In opposite to this behavior, when I encode .mkv from bare H264 bytestream with x264:
> > x264 --crf 18 -o output.mkv video.h264
> > I'm able to see proper duration and progress in any media player.
> > I have already tried all parameters of the x264enc and matroskamux elements. But nothing changed )
> >
> > Thanks,
> > Ilya
> >
> > On Wed, Jan 23, 2019 at 10:27 PM Nicolas Dufresne <
[hidden email]> wrote:
> > > Le mercredi 23 janvier 2019 à 17:17 +0300, Ilya Aleshkov a écrit :
> > > > Hi,
> > > >
> > > > I'm capturing 720p 60 fps streams with my Logitech C922 Pro Stream Webcam:
> > > >
> > > > gst-launch-1.0 ksvideosrc ! image/jpeg,width=1280,height=720,framerate=60/1 ! jpegdec ! videoconvert ! x264enc ! filesink location=video.h264
> > > >
> > > > But resulting files play two times faster than needed. I have no idea why.
> > > > There are no any problems when rendering on the screen:
> > > >
> > > > gst-launch-1.0 ksvideosrc ! image/jpeg,width=1280,height=720,framerate=60/1 ! jpegdec ! autovideosink
> > > >
> > > > Have you ever seen something like this?
> > >
> > > Bare H264 bytestream have no time information. Use a container like
> > > MP4, MKV, FLV, TS, etc in order to store you videostream with
> > > appropriate time information. As an example:
> > >
> > > gst-launch-1.0 ksvideosrc ! image/jpeg,width=1280,height=720,framerate=60/1 ! jpegdec ! videoconvert ! x264enc ! matroskamux ! filesink location=video.mkv
> > >
> > > >
> > > > Thanks,
> > > > Ilya
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