[gst-devel] gstreamer-devel Digest, Vol 26, Issue 45

Rahul Nikose rahul.nikose at gmail.com
Fri Jul 25 12:30:02 CEST 2008


I want to create one video sink for testing purpose from existing *
xvimagesink* ....
I have tried with make element tool
 e.q. ../tool/make_element myvideosink  (path/) xvimagesink
 but when I rum make command (after editing makefile.am ) i got lotsa
error...

         is it correct way to create element from existing one ...or is
there exit
any special method.. ?
 Thank you very much

On Fri, Jul 25, 2008 at 5:33 AM, <
gstreamer-devel-request at lists.sourceforge.net> wrote:

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> Today's Topics:
>
>   1. Re: MPEG-2 TS Muxing (Kshitij Gupta)
>   2. backward seeking (Ash)
>   3. It is fail to request pad in rtpbin (Zheng, Shude)
>   4. Re: backward seeking (Jan Schmidt)
>   5. Re: backward seeking (Ash)
>   6. Re: gst-plugins-good 0.10.8.3 and gst-plugins-bad 0.10.7.3
>      pre-releases available (Jan Schmidt)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Thu, 24 Jul 2008 23:25:24 +0530
> From: "Kshitij Gupta" <gupta.kshi at gmail.com>
> Subject: Re: [gst-devel] MPEG-2 TS Muxing
> To: "Peter Maersk-Moller" <peter at maersk-moller.net>
> Cc: gstreamer-devel at lists.sourceforge.net
> Message-ID:
>        <d337fbb90807241055j531ca22at22caa2209872d080 at mail.gmail.com>
> Content-Type: text/plain; charset="iso-8859-1"
>
> Hi,
>   I am trying a similar gst pipeline to transcode a file in mp2ts file
> format with h264 and aac as codecs. Using the following pipeline
>
> gst-launch -v filesrc location=/home/kgupta/testflv/limca.flv ! decodebin
> name=d ! queue ! videorate ! ffmpegcolorspace ! videoscale !
> video/x-raw-yuv,height=144,width=176,framerate=\(fraction\)15/1 !
> ffenc_h264
> ! flutsmux name=mux ! filesink location=limca_aac_h264_faacadts.ts d. !
> queue ! audioconvert ! audioresample ! audio/x-raw-int, endianness=1234,
> signed=\(boolean\)true, width=\(int\)16, depth=\(int\)16,
> rate=\(int\)16000,channels=\(int\)1 ! faac bitrate=16000 ! mux.
>
> Now I am trying to play this file with vlc.  The video plays good but no
> audio.  Are there some obvious mistakes in my approach ??
>
> I am using the following versions
> gst-fluendo-mpegmux-0.10.4
> libtsmux-0.3.0
>
> Thanx
> Kshitij
>
> On Fri, May 30, 2008 at 2:34 PM, Peter Maersk-Moller <
> peter at maersk-moller.net> wrote:
>
> > Just a little remark for others wanting to test or hack. This command
> > will get you the lot.
> >
> >   svn co https://core.fluendo.com/gstreamer/svn/trunk
> >
> > Thanks
> >
> > Peter Maersk-Moller
> >
> > Julien Moutte wrote:
> > > Fluendo has a MPEG TS muxer. We recently introduced support M2TS 192.
> > > https://core.fluendo.com/gstreamer/svn/trunk/gst-fluendo-mpegmux/
> > >
> > > Best regards,
> > >
> > > Julien Moutte,
> > > FLUENDO S.A.
> > >
> > > Peter Maersk-Moller wrote:
> > >> Hi
> > >>
> > >> Trying to see if I can get gstreamer to encode a a/v source into a
> > >> H.264/aac MPEG-2 TS stream. A/V encoding seems to work well, but the
> TS
> > >> encoding part seems not to be supported.
> > >>
> > >> I'm looking into copy some code from VLC to create a TS mux plugin,
> but
> > >> would like to ask first,  if anyone else is working on something like
> > >> that ? As I see it, we need to convert the two ES streams into to PES
> > >> packet stream into a TS packet stream, which then could use either a
> UDP
> > >> output plugin, a http server plugin (when finished) or a RTSP server
> > >> plugin (if planned). So ES in PES in TS is needed. ES in PES in TS in
> > >> RTP seems not to be widely used, so thsi is skipped.
> > >>
> > >> However, we would also need to create PAT and PMT to make the stream
> > >> useful for many applications (such as Set Top Boxes not quite as
> clever
> > >> as Mplayer).
> > >>
> > >> Best regards
> > >>
> > >> Peter Maersk-Moller
> > >>
> > >>
> > -------------------------------------------------------------------------
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> >
> >
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> ------------------------------
>
> Message: 2
> Date: Thu, 24 Jul 2008 20:52:26 +0000
> From: Ash <hashbrown100 at hotmail.com>
> Subject: [gst-devel] backward seeking
> To: <gstreamer-devel at lists.sourceforge.net>
> Message-ID: <BAY102-W127D95A213EB198CA3F98E8A870 at phx.gbl>
> Content-Type: text/plain; charset="iso-8859-1"
>
>
> Anybody know why backward seeking causes playback to hang?
>
> gst_element_seek(m_bin, -2.0 , GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH |
> GST_SEEK_FLAG_KEY_UNIT,                                   GST_SEEK_TYPE_SET,
> 0, GST_SEEK_TYPE_SET, curpos*GST_MSECOND);
>
> Am I calling this wrong?
> _________________________________________________________________
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> ------------------------------
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> Message: 3
> Date: Thu, 24 Jul 2008 16:41:36 -0600
> From: "Zheng, Shude" <shude at margi.com>
> Subject: [gst-devel] It is fail to request pad in rtpbin
> To: <gstreamer-devel at lists.sourceforge.net>
> Message-ID:
>        <100C8341B1D1424799E48202FD7BBB7D010207 at HMGSLX5.hmg.ad.harman.com>
> Content-Type: text/plain; charset="us-ascii"
>
> It is working to use command line, gst-launch, for rtp server and
> client. I want to convert the command line to application. I must get
> the send_rtp_sink_%d pad of rtpbin for linking to rtppcmapay. I use
>
> Newpad = gst_element_get_request_pad(rtpbin, "send_rtp_sink_%d").
>
> It returns null. If I change the pad name to send_rtp_sink_0. It will
> give an error "comparing send_rtp_sink_0 to src%d.
>
> Any help will be greatly appreciated.
>
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> ------------------------------
>
> Message: 4
> Date: Fri, 25 Jul 2008 00:08:46 +0100
> From: Jan Schmidt <thaytan at noraisin.net>
> Subject: Re: [gst-devel] backward seeking
> To: Discussion of the development of GStreamer
>        <gstreamer-devel at lists.sourceforge.net>
> Message-ID: <1216940926.6055.15.camel at fancy-ubuntu>
> Content-Type: text/plain
>
> On Thu, 2008-07-24 at 20:52 +0000, Ash wrote:
> > Anybody know why backward seeking causes playback to hang?
> >
> > gst_element_seek(m_bin, -2.0 , GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH |
> > GST_SEEK_FLAG_KEY_UNIT,
> >                                    GST_SEEK_TYPE_SET, 0,
> > GST_SEEK_TYPE_SET, curpos*GST_MSECOND);
> >
> > Am I calling this wrong?
> >
> >
> > ______________________________________________________________________
> Whether reverse playback works depends on the container & codecs - it's
> not implemented everywhere yet. You should check the return value from
> gst_element_seek - was the seek refused?
>
> J.
> --
> Jan Schmidt <thaytan at noraisin.net>
>
>
>
>
> ------------------------------
>
> Message: 5
> Date: Thu, 24 Jul 2008 23:58:39 +0000
> From: Ash <hashbrown100 at hotmail.com>
> Subject: Re: [gst-devel] backward seeking
> To: Discussion of the development of GStreamer
>        <gstreamer-devel at lists.sourceforge.net>
> Message-ID: <BAY102-W50E4EA8D90D3AA2E79C1168A870 at phx.gbl>
> Content-Type: text/plain; charset="iso-8859-1"
>
>
> The seek returns true but just hangs. Are there any other messages I can
> see as to what is really happening in the pipeline?> From:
> thaytan at noraisin.net> To: gstreamer-devel at lists.sourceforge.net> Date:
> Fri, 25 Jul 2008 00:08:46 +0100> Subject: Re: [gst-devel] backward seeking>
> > On Thu, 2008-07-24 at 20:52 +0000, Ash wrote:> > Anybody know why backward
> seeking causes playback to hang?> > > > gst_element_seek(m_bin, -2.0 ,
> GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH |> > GST_SEEK_FLAG_KEY_UNIT,> >
> GST_SEEK_TYPE_SET, 0,> > GST_SEEK_TYPE_SET, curpos*GST_MSECOND);> > > > Am I
> calling this wrong?> > > > > >
> ______________________________________________________________________>
> Whether reverse playback works depends on the container & codecs - it's> not
> implemented everywhere yet. You should check the return value from>
> gst_element_seek - was the seek refused?> > J.> -- > Jan Schmidt <
> thaytan at noraisin.net>> > >
> -------------------------------------------------------------------------> T
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> ------------------------------
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> Message: 6
> Date: Fri, 25 Jul 2008 01:03:01 +0100
> From: Jan Schmidt <thaytan at noraisin.net>
> Subject: Re: [gst-devel] gst-plugins-good 0.10.8.3 and  gst-plugins-bad
>        0.10.7.3 pre-releases available
> To: "gstreamer-devel at lists.sourceforge.net"
>        <gstreamer-devel at lists.sourceforge.net>
> Message-ID: <1216944181.6055.21.camel at fancy-ubuntu>
> Content-Type: text/plain; charset=UTF-8
>
> I just uploaded the 2nd pre-releases of gst-plugins-good and
> gst-plugins-bad toward 0.10.9 and 0.10.8 (respectively). There are still
> some blocker bugs to fix before final release, so there'll be another
> pre-release set on Monday, and the release is pushed back until Thursday
> next week.
>
> Tarballs are at
> ??
> http://gstreamer.freedesktop.org/src/gst-plugins-good/pre/gst-plugins-good-0.10.8.3.tar.bz2and
>
> http://gstreamer.freedesktop.org/src/gst-plugins-bad/pre/gst-plugins-bad-0.10.7.3.tar.bz2
>
> Changes in gst-plugins-good since 0.10.8.2:
> * MSVC build fixes
> * Bugfix in the taginject debug element
> * Added the pt_BR translation
>
> Changes in gst-plugins-bad since 0.10.7.2:
> * dist and build fixes
> * Added the id (Indonesian) translation
>
> Bugs go to ?http://bugzilla.gnome.org
>
> Cheers,
> Jan.
>
> On Sat, 2008-07-19 at 15:17 +0100, Jan Schmidt wrote:
> > 1st pre-release tarballs for good and bad are online at
> > ?
> > ?
> http://gstreamer.freedesktop.org/src/gst-plugins-good/pre/gst-plugins-good-0.10.8.2.tar.bz2
> > and
> >
> http://gstreamer.freedesktop.org/src/gst-plugins-bad/pre/gst-plugins-bad-0.10.7.2.tar.bz2
> >
> > Please test and file any bugs in http://bugzilla.gnome.org
> >
> > See http://gstreamer.freedesktop.org/wiki/ReleasePlanning2008 for the
> > release schedule.
> >
> > Cheers,
> > Jan.
> --
> Jan Schmidt <thaytan at noraisin.net>
>
>
>
>
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>
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>
> End of gstreamer-devel Digest, Vol 26, Issue 45
> ***********************************************
>



-- 
Thanks and warm Regards
Rahul S. Nikose
09739949798
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