[gst-devel] gstreamer-devel Digest, Vol 55, Issue 51
Shamun toha md
shamun.toha at gmail.com
Thu Dec 16 02:22:45 CET 2010
I tried in my laptop Fedora 12 with gstreamer 0.10.29 works. But i put now
in server Fedora 12 and gstreamer 0.10.29 but does not work same error for
Centos 5.4 with gstreamer 0.10.20.
[root at ip-10-234-178-139 ~]# gst-launch -v udpsrc port=4444 ! fakesink
ERROR: pipeline could not be constructed: no element "udpsrc".
[root at ip-10-234-178-139 ~]#
Please kindly someone guide. I already searched lot of info but didnt came
to a answer yet.
Thanks & Regards
Shamun
On Sun, Dec 12, 2010 at 11:42 AM, <
gstreamer-devel-request at lists.sourceforge.net> wrote:
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> Today's Topics:
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> 1. Re: gstreamer-devel Digest, Vol 55, Issue 49 (Shamun toha md)
> 2. Re: How I test the FLV demux plugin (sudarshan bisht)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Sun, 12 Dec 2010 11:19:26 +0100
> From: Shamun toha md <shamun.toha at gmail.com>
> Subject: Re: [gst-devel] gstreamer-devel Digest, Vol 55, Issue 49
> To: gstreamer-devel at lists.sourceforge.net
> Message-ID:
> <AANLkTikt4OsCrd_t=PxXB9p3-gxcpxK1sjDnHjJRFxHB at mail.gmail.com>
> Content-Type: text/plain; charset="iso-8859-1"
>
> Hello,
>
> Thanks for the info. udpsrc cause ERROR: pipeline could not be constructed:
> no element "udpsrc".
>
> But this works in Gstreamer 0.10.29 but not in 0.10.20.
>
> Thanks & Regards
> Shamun
>
>
> > Message: 1
> > Date: Sat, 11 Dec 2010 12:26:21 -0500
> > From: Sean McNamara <smcnam at gmail.com>
> > Subject: Re: [gst-devel] CentOS 64 bit, how to get latest version
> > 0.10.31 ?
> > To: Discussion of the development of GStreamer
> > <gstreamer-devel at lists.sourceforge.net>
> > Message-ID:
> > <AANLkTi=LjKekwZJZ4wHcLWAaK67z_QCBZ_mEvz7jpR0f at mail.gmail.com>
> > Content-Type: text/plain; charset=ISO-8859-1
> >
> > Hi,
> >
> > On Sat, Dec 11, 2010 at 10:01 AM, Shamun toha md <shamun.toha at gmail.com>
> > wrote:
> > > Hello,
> > >
> > > I am not sure what is that mean, but i thought i should ask it in
> mailing
> > to
> > > make sure. I used an example in fedora works, but tried in CentOS 5.4
> it
> > > does not work.
> >
> > If I understand you correctly, you're saying that a certain pipeline
> > example or gstreamer application works in Fedora 12, but not in CentOS
> > 5.4. That is a valid reason for wanting to upgrade your gstreamer
> > version, though you might simply be missing a certain plugin, or
> > hitting an easily fixable bug. Without specific details about what
> > "does not work" in particular, we can't help you more than that. BTW,
> > CentOS 6.0 does not exist yet, only RHEL 6.0...
> >
> > >
> > > Fedora???????? gstreamer.i686? 0.10.29-1.fc12 (working my test code)
> > >
> > > CentOS 5.4? gstreamer-0.10.20-3.el5.x86_64.rpm? (does not work)
> > > CentOS 6.0? gstreamer-0.10.26-1.el6.x86_64.rpm? (i am confused)
> >
> > I'm confused, too! You aren't explaining yourself very well. You seem
> > to be grabbing random RPMs and trying them? For your info, it's
> > probably better to use a package manager, such as yum. Getting RPMs
> > off of pbone or other RPM finding services does not guarantee that the
> > built binaries you install will be compatible with the rest of your
> > stack (i.e. that package's dependencies).
> >
> > >
> > > How can i then test in CentOS, the latest Gstreamer releases ? Is there
> > any
> > > guides or how tos to achieve that ? Or its impossible because CentOS
> 6.0
> > > will sitll use the old version ?
> > >
> > > I am little bit confused now, will it be possible to have the latest
> and
> > > greatest ?
> >
> > With free software, it is always possible :) The real question is
> > whether you are willing to work for the desired result. Since
> > Gstreamer is in userspace, and its dependencies are pretty flexible,
> > it should be "easy" to upgrade the version by compiling from source.
> > Another possibility is that you could find a repository online that
> > has updated binary packages, though I don't know where such a
> > repository would be, and such a thing wouldn't be supported by the
> > Gstreamer project maintainers. Nor would it be supported by CentOS
> > project or Red Hat. Compiling from vanilla sources might lend you some
> > unofficial advice/support here among interested gstreamer users,
> > though.
> >
> > Gstreamer project itself used to distribute binaries for RHEL/CentOS,
> > but it seems they haven't been updated since 2008; for example, see:
> > http://gstreamer.freedesktop.org/pkg/rhel/5/0.10/i386/gst/ (but DON'T
> > install these; they are very old!)
> >
> > The short story is that yes, you can of course install the latest
> > gstreamer and plugins from source, provided your system has the
> > required dependencies (and the minimum versions), or provided that you
> > compile the required dependencies yourself. This can take a lot of
> > time, especially if you've never done it before, and special
> > considerations are required if you plan to do this on many different
> > computers, e.g. in an IT environment. In that case you may want to
> > build your own RPM packages of it on a development box, and simply
> > install them on each of the client computers.
> >
> > Your email does not really provide enough information for me to offer
> > any further advice, but I hope this gets you started as to your
> > options....
> >
> >
> > Sean
> >
> > >
> > > Thanks & Regards
> > > Shamun
> > >
> > > --
> > >
> > >
> ************************************************************************
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> to
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> > > error, please contact the sender and delete the material from any
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> > >
> > >
> >
> ------------------------------------------------------------------------------
> > > Oracle to DB2 Conversion Guide: Learn learn about native support for
> > PL/SQL,
> > > new data types, scalar functions, improved concurrency, built-in
> > packages,
> > > OCI, SQL*Plus, data movement tools, best practices and more.
> > > http://p.sf.net/sfu/oracle-sfdev2dev
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> > >
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> >
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> ------------------------------
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> Message: 2
> Date: Sun, 12 Dec 2010 16:11:52 +0530
> From: sudarshan bisht <bisht.sudarshan at gmail.com>
> Subject: Re: [gst-devel] How I test the FLV demux plugin
> To: Discussion of the development of GStreamer
> <gstreamer-devel at lists.sourceforge.net>
> Message-ID:
> <AANLkTinVxPE-CWYXoOZT+vNDnmQTbePKqS2fhj7z=vzf at mail.gmail.com>
> Content-Type: text/plain; charset="iso-8859-1"
>
> Ok, it seems playbin takes care of caps negotiations correctly when
> "codec_data" is a part of caps.
>
> So does this solve your problem ? Or still you want to use your old
> pipeline
> ?
>
>
>
> On Sun, Dec 12, 2010 at 2:46 PM, michael <mcygogo at gmail.com> wrote:
>
> > Hi sadarshan:
> > I can play the file by your command: gst-launch -v playbin uri=file:
> > ///path/test.flv
> >
> >
> > On Sun, Dec 12, 2010 at 3:53 PM, sudarshan bisht <
> > bisht.sudarshan at gmail.com> wrote:
> >
> >> I suggest you to use capsfilter, as you said in your earlier mails
> >> that gst_pad_push returns -1 , that means flvdemux is not able to push
> >> buffer to the next element and it may happen because of lack of
> >> caps negotiations.
> >>
> >> By the way how did you create this test.flv file ? and are you able to
> >> play this file with other players ?
> >>
> >> and give a try to following pipeline;
> >> gst-launch -v playbin uri=file:///path/test.flv
> >>
> >>
> >>
> >> On Sat, Dec 11, 2010 at 10:55 PM, Timothy Braun <braunsquared at gmail.com
> >wrote:
> >>
> >>> Your best bet is to use gst-inspect and look at what the various
> >>> templates of the pads are. It sounds like you need to do some
> conversion
> >>> somewhere.
> >>>
> >>> Sent from my iPhone
> >>>
> >>> On Dec 11, 2010, at 8:46 AM, michael <mcygogo at gmail.com> wrote:
> >>>
> >>> Hi sudarshan:
> >>> I followed your command, I got information :
> >>> WARNING: erroneous pipeline: could not parse caps "video/x-h264,\
> >>> pixel-aspect-ratio=(fraction)1/1,\
> >>>
> codec_data=(buffer)01640015ffe1001e67640015ac34e602808effc028402804000003000400000300ca3c58b67801000468e9bbcb\"
> >>>
> >>>
> >>>
> >>> On Sat, Dec 11, 2010 at 7:32 PM, sudarshan bisht <<
> bisht.sudarshan at gmail.com>
> >>> bisht.sudarshan at gmail.com> wrote:
> >>>
> >>>> Ok, now can you try following,
> >>>>
> >>>> gst-launch filesrc location=test.flv ! flvdemux name=demux
> >>>> demux.video_00 ! queue ! "video/x-h264,
> >>>> pixel-aspect-ratio=(fraction)1/1,
> >>>>
> codec_data=(buffer)01640015ffe1001e67640015ac34e602808effc028402804000003000400000300ca3c58b67801000468e9bbcb
> >>>> " ! filesink location=test.ves demux.audio_00 ! queue ! filesink
> >>>> location=test.aes
> >>>>
> >>>>
> >>>> On Sat, Dec 11, 2010 at 10:49 AM, michael < <mcygogo at gmail.com>
> >>>> mcygogo at gmail.com> wrote:
> >>>>
> >>>>> Hi sudarshan:
> >>>>> I run it with the -v option, and the result like this:
> >>>>> Setting pipeline to PAUSED ...
> >>>>> Pipeline is PREROLLING ...
> >>>>> /GstPipeline:pipeline0/GstFlvDemux:demux.GstPad:video: caps =
> >>>>> video/x-h264, pixel-aspect-ratio=(fraction)1/1,
> >>>>>
> codec_data=(buffer)01640015ffe1001e67640015ac34e602808effc028402804000003000400000300ca3c58b67801000468e9bbcb
> >>>>> ERROR: from element /GstPipeline:pipeline0/GstFlvDemux:demux:
> >>>>> Internal data stream error.
> >>>>> Additional debug info:
> >>>>> gstflvdemux.c(2283): gst_flv_demux_loop ():
> >>>>> /GstPipeline:pipeline0/GstFlvDemux:demux:
> >>>>> stream stopped, reason not-linked
> >>>>> ERROR: pipeline doesn't want to preroll.
> >>>>> Setting pipeline to NULL ...
> >>>>> /GstPipeline:pipeline0/GstFlvDemux:demux.GstPad:audio: caps = NULL
> >>>>> /GstPipeline:pipeline0/GstFlvDemux:demux.GstPad:video: caps = NULL
> >>>>> Freeing pipeline ...
> >>>>>
> >>>>> I have found that the in function: gst_flv_demux_parse_tag_video() ,
> >>>>> the call gst_pad_push(demux->video_pad, outbuf) returned the -1;
> >>>>>
> >>>>> On Sat, Dec 11, 2010 at 4:33 PM, sudarshan bisht <<
> bisht.sudarshan at gmail.com>
> >>>>> bisht.sudarshan at gmail.com> wrote:
> >>>>>
> >>>>>> Could you run the same pipeline with -v option and paste the log
> here
> >>>>>> ?
> >>>>>>
> >>>>>>
> >>>>>> On Sat, Dec 11, 2010 at 11:47 AM, michael < <mcygogo at gmail.com>
> >>>>>> mcygogo at gmail.com> wrote:
> >>>>>>
> >>>>>>> Hi all:
> >>>>>>> Now I am learning some about the flv plugin--flvdemux, I try
> to
> >>>>>>> demux my flv test file like this:
> >>>>>>> gst-launch filesrc location=test.flv ! flvdemux name=demux
> >>>>>>> demux.video_00 ! queue ! filesink location=test.ves demux.audio_00
> ! queue !
> >>>>>>> filesink location=test.aes
> >>>>>>> But when I run it , I just get the information like this:
> >>>>>>> Setting pipeline to PAUSED ...
> >>>>>>> Pipeline is PREROLLING ...
> >>>>>>> ERROR: from element /GstPipeline:pipeline0/GstFlvDemux:demux:
> >>>>>>> Internal data stream error.
> >>>>>>> Additional debug info:
> >>>>>>> gstflvdemux.c(2283): gst_flv_demux_loop ():
> >>>>>>> /GstPipeline:pipeline0/GstFlvDemux:demux:
> >>>>>>> stream stopped, reason not-linked
> >>>>>>> ERROR: pipeline doesn't want to preroll.
> >>>>>>> Setting pipeline to NULL ...
> >>>>>>> Freeing pipeline ...
> >>>>>>>
> >>>>>>> I just want test the flvdemux plugin , So How I fixed it? tks:)
> >>>>>>>
> >>>>>>>
> >>>>>>>
> ------------------------------------------------------------------------------
> >>>>>>> Oracle to DB2 Conversion Guide: Learn learn about native support
> for
> >>>>>>> PL/SQL,
> >>>>>>> new data types, scalar functions, improved concurrency, built-in
> >>>>>>> packages,
> >>>>>>> OCI, SQL*Plus, data movement tools, best practices and more.
> >>>>>>> <http://p.sf.net/sfu/oracle-sfdev2dev>
> >>>>>>> http://p.sf.net/sfu/oracle-sfdev2dev
> >>>>>>> _______________________________________________
> >>>>>>> gstreamer-devel mailing list
> >>>>>>> <gstreamer-devel at lists.sourceforge.net>
> >>>>>>> gstreamer-devel at lists.sourceforge.net
> >>>>>>> <https://lists.sourceforge.net/lists/listinfo/gstreamer-devel>
> >>>>>>> https://lists.sourceforge.net/lists/listinfo/gstreamer-devel
> >>>>>>>
> >>>>>>>
> >>>>>>
> >>>>>>
> >>>>>> --
> >>>>>> Regards,
> >>>>>>
> >>>>>> Sudarshan Bisht
> >>>>>>
> >>>>>>
> >>>>>>
> ------------------------------------------------------------------------------
> >>>>>> Oracle to DB2 Conversion Guide: Learn learn about native support for
> >>>>>> PL/SQL,
> >>>>>> new data types, scalar functions, improved concurrency, built-in
> >>>>>> packages,
> >>>>>> OCI, SQL*Plus, data movement tools, best practices and more.
> >>>>>> <http://p.sf.net/sfu/oracle-sfdev2dev>
> >>>>>> http://p.sf.net/sfu/oracle-sfdev2dev
> >>>>>> _______________________________________________
> >>>>>> gstreamer-devel mailing list
> >>>>>> <gstreamer-devel at lists.sourceforge.net>
> >>>>>> gstreamer-devel at lists.sourceforge.net
> >>>>>> <https://lists.sourceforge.net/lists/listinfo/gstreamer-devel>
> >>>>>> https://lists.sourceforge.net/lists/listinfo/gstreamer-devel
> >>>>>>
> >>>>>>
> >>>>>
> >>>>>
> >>>>>
> ------------------------------------------------------------------------------
> >>>>> Oracle to DB2 Conversion Guide: Learn learn about native support for
> >>>>> PL/SQL,
> >>>>> new data types, scalar functions, improved concurrency, built-in
> >>>>> packages,
> >>>>> OCI, SQL*Plus, data movement tools, best practices and more.
> >>>>> <http://p.sf.net/sfu/oracle-sfdev2dev>
> >>>>> http://p.sf.net/sfu/oracle-sfdev2dev
> >>>>> _______________________________________________
> >>>>> gstreamer-devel mailing list
> >>>>> <gstreamer-devel at lists.sourceforge.net>
> >>>>> gstreamer-devel at lists.sourceforge.net
> >>>>> <https://lists.sourceforge.net/lists/listinfo/gstreamer-devel>
> >>>>> https://lists.sourceforge.net/lists/listinfo/gstreamer-devel
> >>>>>
> >>>>>
> >>>>
> >>>>
> >>>> --
> >>>> Regards,
> >>>>
> >>>> Sudarshan Bisht
> >>>>
> >>>>
> >>>>
> ------------------------------------------------------------------------------
> >>>> Oracle to DB2 Conversion Guide: Learn learn about native support for
> >>>> PL/SQL,
> >>>> new data types, scalar functions, improved concurrency, built-in
> >>>> packages,
> >>>> OCI, SQL*Plus, data movement tools, best practices and more.
> >>>> <http://p.sf.net/sfu/oracle-sfdev2dev>
> >>>> http://p.sf.net/sfu/oracle-sfdev2dev
> >>>> _______________________________________________
> >>>> gstreamer-devel mailing list
> >>>> <gstreamer-devel at lists.sourceforge.net>
> >>>> gstreamer-devel at lists.sourceforge.net
> >>>> <https://lists.sourceforge.net/lists/listinfo/gstreamer-devel>
> >>>> https://lists.sourceforge.net/lists/listinfo/gstreamer-devel
> >>>>
> >>>>
> >>>
> >>>
> ------------------------------------------------------------------------------
> >>> Oracle to DB2 Conversion Guide: Learn learn about native support for
> >>> PL/SQL,
> >>> new data types, scalar functions, improved concurrency, built-in
> >>> packages,
> >>> OCI, SQL*Plus, data movement tools, best practices and more.
> >>> http://p.sf.net/sfu/oracle-sfdev2dev
> >>>
> >>> _______________________________________________
> >>> gstreamer-devel mailing list
> >>> gstreamer-devel at lists.sourceforge.net
> >>> https://lists.sourceforge.net/lists/listinfo/gstreamer-devel
> >>>
> >>>
> >>>
> >>>
> ------------------------------------------------------------------------------
> >>> Oracle to DB2 Conversion Guide: Learn learn about native support for
> >>> PL/SQL,
> >>> new data types, scalar functions, improved concurrency, built-in
> >>> packages,
> >>> OCI, SQL*Plus, data movement tools, best practices and more.
> >>> http://p.sf.net/sfu/oracle-sfdev2dev
> >>> _______________________________________________
> >>> gstreamer-devel mailing list
> >>> gstreamer-devel at lists.sourceforge.net
> >>> https://lists.sourceforge.net/lists/listinfo/gstreamer-devel
> >>>
> >>>
> >>
> >>
> >> --
> >> Regards,
> >>
> >> Sudarshan Bisht
> >>
> >>
> >>
> ------------------------------------------------------------------------------
> >> Oracle to DB2 Conversion Guide: Learn learn about native support for
> >> PL/SQL,
> >> new data types, scalar functions, improved concurrency, built-in
> packages,
> >> OCI, SQL*Plus, data movement tools, best practices and more.
> >> http://p.sf.net/sfu/oracle-sfdev2dev
> >> _______________________________________________
> >> gstreamer-devel mailing list
> >> gstreamer-devel at lists.sourceforge.net
> >> https://lists.sourceforge.net/lists/listinfo/gstreamer-devel
> >>
> >>
> >
> >
> >
> ------------------------------------------------------------------------------
> > Oracle to DB2 Conversion Guide: Learn learn about native support for
> > PL/SQL,
> > new data types, scalar functions, improved concurrency, built-in
> packages,
> > OCI, SQL*Plus, data movement tools, best practices and more.
> > http://p.sf.net/sfu/oracle-sfdev2dev
> > _______________________________________________
> > gstreamer-devel mailing list
> > gstreamer-devel at lists.sourceforge.net
> > https://lists.sourceforge.net/lists/listinfo/gstreamer-devel
> >
> >
>
>
> --
> Regards,
>
> Sudarshan Bisht
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> ------------------------------
>
>
> ------------------------------------------------------------------------------
> Oracle to DB2 Conversion Guide: Learn learn about native support for
> PL/SQL,
> new data types, scalar functions, improved concurrency, built-in packages,
> OCI, SQL*Plus, data movement tools, best practices and more.
> http://p.sf.net/sfu/oracle-sfdev2dev
>
> ------------------------------
>
> _______________________________________________
> gstreamer-devel mailing list
> gstreamer-devel at lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/gstreamer-devel
>
>
> End of gstreamer-devel Digest, Vol 55, Issue 51
> ***********************************************
>
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