[gst-devel] MPEG4 Compliant Simple Profile

[Mailing List SVR]

In data lunedì 9 novembre 2009 13:51:20, Kapil Agrawal ha scritto:
: > Maybe you can just record the encoded stream and then play it using other
> players like vlc, 

I tryed:

gst-launch-0.10 -e -v udpsrc port=2544 ! filesink location=test.mp4

but the resulting test.mp4 file is not playable with vlc or mplayer

> since ffdec_mpeg4 isnt a very recommended decoder.

what other choices are available to decode mpeg4 with gstreamer?

> Or
>  even better is file a bug attaching a small video clip.
> 
> regards
> kapil
> 
> On Mon, Nov 9, 2009 at 3:15 PM, Mailing List SVR 
<lists at svrinformatica.it>wrote:
> > Hi all,
> >
> > I'm trying to see the video from a verint nextiva s1970e encoder,
> > according to
> > the manufacter they send an "mpeg4 compliant simple profile stream over
> > rtp/udp",
> >
> > I tryed the following pipeline
> >
> > gst-launch-0.10 -v udpsrc port=2544 ! decodebin ! autovideosink
> >
> > here is the output:
> >
> > Setting pipeline to PAUSED ...
> > Pipeline is live and does not need PREROLL ...
> > Setting pipeline to PLAYING ...
> > New clock: GstSystemClock
> >
> > /GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstTypeFindElement:typefin
> >d.GstPad:src: caps = video/mpeg, systemstream=(boolean)false,
> > mpegversion=(int)4
> >
> > /GstPipeline:pipeline0/GstDecodeBin:decodebin0/ffdec_mpeg4:ffdec_mpeg40.G
> >stPad:sink: caps = video/mpeg, systemstream=(boolean)false,
> > mpegversion=(int)4
> > /GstPipeline:pipeline0/GstDecodeBin:decodebin0.GstGhostPad:src0: caps =
> > video/x-raw-yuv, width=(int)0, height=(int)0, framerate=(fraction)25/1,
> > format=(fourcc)I420, interlaced=(boolean)false
> >
> > /GstPipeline:pipeline0/GstDecodeBin:decodebin0/ffdec_mpeg4:ffdec_mpeg40.G
> >stPad:src: caps = video/x-raw-yuv, width=(int)0, height=(int)0,
> > framerate=(fraction)25/1,
> > format=(fourcc)I420, interlaced=(boolean)false
> > /GstPipeline:pipeline0/GstDecodeBin:decodebin0.GstGhostPad:src0: caps =
> > video/x-raw-yuv, width=(int)704, height=(int)576,
> > framerate=(fraction)30000/1,
> > format=(fourcc)I420, interlaced=(boolean)false, pixel-aspect-
> > ratio=(fraction)12/11
> >
> > /GstPipeline:pipeline0/GstDecodeBin:decodebin0/ffdec_mpeg4:ffdec_mpeg40.G
> >stPad:src: caps = video/x-raw-yuv, width=(int)704, height=(int)576,
> > framerate=(fraction)30000/1, format=(fourcc)I420,
> > interlaced=(boolean)false,
> > pixel-aspect-ratio=(fraction)12/11
> >
> > /GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0/GstXvImageSink:aut
> >ovideosink0- actual-sink-xvimage.GstPad:sink: caps = video/x-raw-yuv,
> > width=(int)704, height=(int)576, framerate=(fraction)30000/1,
> > format=(fourcc)I420, interlaced=(boolean)false,
> > pixel-aspect-ratio=(fraction)12/11
> > /GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0.GstGhostPad:sink:
> > caps
> > = video/x-raw-yuv, width=(int)704, height=(int)576,
> > framerate=(fraction)30000/1, format=(fourcc)I420,
> > interlaced=(boolean)false,
> > pixel-aspect-ratio=(fraction)12/11
> >
> > /GstPipeline:pipeline0/GstDecodeBin:decodebin0.GstGhostPad:src0.GstProxyP
> >ad:proxypad2: caps = video/x-raw-yuv, width=(int)704, height=(int)576,
> > framerate=(fraction)30000/1, format=(fourcc)I420,
> > interlaced=(boolean)false,
> > pixel-aspect-ratio=(fraction)12/11
> >
> > /GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0.GstGhostPad:sink.G
> >stProxyPad:proxypad1: caps = video/x-raw-yuv, width=(int)704,
> > height=(int)576,
> > framerate=(fraction)30000/1, format=(fourcc)I420,
> > interlaced=(boolean)false,
> > pixel-aspect-ratio=(fraction)12/11
> > ERROR: from element
> >
> > /GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0/GstXvImageSink:aut
> >ovideosink0- actual-sink-xvimage: Output window was closed
> > Additional debug info:
> > xvimagesink.c(1297): gst_xvimagesink_handle_xevents ():
> >
> > /GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0/GstXvImageSink:aut
> >ovideosink0- actual-sink-xvimage
> > Execution ended after 5239190321 ns.
> > Setting pipeline to PAUSED ...
> > Setting pipeline to READY ...
> >
> > /GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0/GstXvImageSink:aut
> >ovideosink0- actual-sink-xvimage.GstPad:sink: caps = NULL
> > /GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0.GstGhostPad:sink:
> > caps
> > = NULL
> > /GstPipeline:pipeline0/GstDecodeBin:decodebin0.GstGhostPad:src0: caps =
> > NULL
> >
> > /GstPipeline:pipeline0/GstDecodeBin:decodebin0/ffdec_mpeg4:ffdec_mpeg40.G
> >stPad:src: caps = NULL
> >
> > /GstPipeline:pipeline0/GstDecodeBin:decodebin0/ffdec_mpeg4:ffdec_mpeg40.G
> >stPad:sink: caps = NULL
> >
> > /GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstTypeFindElement:typefin
> >d.GstPad:src: caps = NULL
> > Setting pipeline to NULL ...
> > Freeing pipeline ...
> >
> > but the video is distorced as you can see in the image attached, I setted
> > the
> > intra interval (I Frame every X Frames) to 5 but also changing this value
> > to 0
> > or 120 make no difference,
> >
> > any hints?
> >
> > Nicola
> >
> >
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