<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns:p="urn:schemas-microsoft-com:office:powerpoint" xmlns:a="urn:schemas-microsoft-com:office:access" xmlns:dt="uuid:C2F41010-65B3-11d1-A29F-00AA00C14882" xmlns:s="uuid:BDC6E3F0-6DA3-11d1-A2A3-00AA00C14882" xmlns:rs="urn:schemas-microsoft-com:rowset" xmlns:z="#RowsetSchema" xmlns:b="urn:schemas-microsoft-com:office:publisher" xmlns:ss="urn:schemas-microsoft-com:office:spreadsheet" xmlns:c="urn:schemas-microsoft-com:office:component:spreadsheet" xmlns:odc="urn:schemas-microsoft-com:office:odc" xmlns:oa="urn:schemas-microsoft-com:office:activation" xmlns:html="http://www.w3.org/TR/REC-html40" xmlns:q="http://schemas.xmlsoap.org/soap/envelope/" xmlns:rtc="http://microsoft.com/officenet/conferencing" xmlns:D="DAV:" xmlns:Repl="http://schemas.microsoft.com/repl/" xmlns:mt="http://schemas.microsoft.com/sharepoint/soap/meetings/" xmlns:x2="http://schemas.microsoft.com/office/excel/2003/xml" xmlns:ppda="http://www.passport.com/NameSpace.xsd" xmlns:ois="http://schemas.microsoft.com/sharepoint/soap/ois/" xmlns:dir="http://schemas.microsoft.com/sharepoint/soap/directory/" xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:dsp="http://schemas.microsoft.com/sharepoint/dsp" xmlns:udc="http://schemas.microsoft.com/data/udc" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:sub="http://schemas.microsoft.com/sharepoint/soap/2002/1/alerts/" xmlns:ec="http://www.w3.org/2001/04/xmlenc#" xmlns:sp="http://schemas.microsoft.com/sharepoint/" xmlns:sps="http://schemas.microsoft.com/sharepoint/soap/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:udcs="http://schemas.microsoft.com/data/udc/soap" xmlns:udcxf="http://schemas.microsoft.com/data/udc/xmlfile" xmlns:udcp2p="http://schemas.microsoft.com/data/udc/parttopart" xmlns:st="" xmlns:st1="urn:schemas-microsoft-com:office:smarttags" xmlns="http://www.w3.org/TR/REC-html40"> <head> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=us-ascii"> <meta name=Generator content="Microsoft Word 11 (filtered medium)"> <o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags" name="country-region"/> <o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags" name="place"/> <o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags" name="PersonName"/>  <style>  </style> </head> <body lang=EN-US link=blue vlink=blue> <div class=Section1> From the link:<o:p></o:p> <o:p> </o:p> > The only way to really improve on this behavior is to parse the encoded H.264 stream and<o:p></o:p> > pass the codec one frame at a time.  The codec should be ok if you give it less data than<o:p></o:p> > the minimum it reported, as long as you guarantee that you are giving it a full encoded frame.<o:p></o:p> <o:p> </o:p> <o:p> </o:p> I see that you’ve already got mpeg4videoparse in your pipeline.  Sounds like all you need to do is somehow tell it that you’re giving it full frames.<o:p></o:p> <o:p> </o:p> <o:p> </o:p> Matt<o:p></o:p> <o:p> </o:p> <o:p> </o:p> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center tabindex=-1> </div> From: Marco Ballesio [mailto:gibrovacco@gmail.com] Sent: Thursday, October 21, 2010 14:13 To: <st1:PersonName w:st="on">Discussion of the development of GStreamer</st1:PersonName> Subject: Re: [gst-devel] Help on execution speed and optimization ingst-launch.<o:p></o:p> </div> <o:p> </o:p> Hi,<o:p></o:p> <div> On Thu, Oct 21, 2010 at 5:31 PM, tamil arasu <<a href="mailto:marasu2010@gmail.com">marasu2010@gmail.com</a>> wrote:<o:p></o:p> Hi All, We are using gst-plugins-bad-0.10.13,gst-plugins-base-0.10.23,gst-plugins-good-0.10.14. we are using pipeline below mentioned gst-launch rtspsrc location=rtsp://<a href="http://192.168.1.223/mpeg4" target="_blank">192.168.1.223/mpeg4</a> latency=100 name=demux demux. ! queue ! rtpmp4vdepay ! mpeg4videoparse ! dmaidec_mpeg4 ! TIDmaiVideoSink videoOutput=LCD videoStd=320X240 demux. ! queue ! rtppcmudepay ! mulawdec ! alsasink   gst-launch application takes 3-4 second for displaying video on Output device(LCD). Please suggest me is their any way to optimize the execution time.<o:p></o:p> <div> The version at HEAD should contain a few optimisations good to reduce the set-up latencies. Unfortunately, I don't think your system will ever be able to get anything better than 2 seconds, mainly because of this: <a href="https://gstreamer.ti.com/gf/project/gstreamer_ti/forum/?_forum_action=ForumMessageBrowse&thread_id=3676&action=ForumBrowse&forum_id=187">https://gstreamer.ti.com/gf/project/gstreamer_ti/forum/?_forum_action=ForumMessageBrowse&thread_id=3676&action=ForumBrowse&forum_id=187</a> I would suggest you to try with gst-dsp. Regards  <o:p></o:p> </div> <blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt; margin-left:4.8pt;margin-right:0in'> Regards, Arasu.M ------------------------------------------------------------------------------ Nokia and AT&T present the 2010 Calling All Innovators-North America contest Create new apps & games for the Nokia N8 for consumers in  <st1:country-region w:st="on">U.S.</st1:country-region> and <st1:country-region w:st="on"><st1:place w:st="on">Canada</st1:place></st1:country-region> $10 million total in prizes - $4M cash, 500 devices, nearly $6M in marketing Develop with Nokia Qt SDK, Web Runtime, or Java and Publish to Ovi Store <a href="http://p.sf.net/sfu/nokia-dev2dev" target="_blank">http://p.sf.net/sfu/nokia-dev2dev</a> _______________________________________________ gstreamer-devel mailing list <a href="mailto:gstreamer-devel@lists.sourceforge.net">gstreamer-devel@lists.sourceforge.net</a> <a href="https://lists.sourceforge.net/lists/listinfo/gstreamer-devel" target="_blank">https://lists.sourceforge.net/lists/listinfo/gstreamer-devel</a><o:p></o:p> </blockquote> </div> <o:p> </o:p> </div> </body> </html>