<div> </div> <div> g_main_loop_quit can be used inside the bus callback handler , once you get the NULL state of pipeline . </div> <div><br> </div> <div class="gmail_quote">On Mon, Jul 19, 2010 at 10:38 AM, Sandeep Prakash <span dir="ltr"><<a href="mailto:123sandy@gmail.com">123sandy@gmail.com</a>></span> wrote:<br> <blockquote style="BORDER-LEFT: #ccc 1px solid; MARGIN: 0px 0px 0px 0.8ex; PADDING-LEFT: 1ex" class="gmail_quote"><br>Hi,<br> <div class="im"><br><br>djlorenzoc wrote:<br>><br>> /* we add all elements into the pipeline */<br>> gst_bin_add_many (GST_BIN (pipeline),<br>> source, videorate, filter, encoder, payloader, sink,<br> > NULL);<br>> gst_element_link_many (source, videorate, filter, encoder, payloader,<br>> sink, NULL);<br>><br></div>What is the role of the "filter" element here?<br> <div class="im"><br><br>djlorenzoc wrote:<br>><br>> I want to control its state from an external program,but I saw that<br>> g_main_loop_run() blocks the execution of the pipe.<br>><br></div>By external program you mean from a different process launched from the same<br> application, or a completely different program, or a different thread?? Plz<br>Explain.<br> <div class="im"><br><br>djlorenzoc wrote:<br>><br>> 1) Control the state of the pipe: when I want to stop stream I set the<br>> pipe to the READY state; when I want to stream I set it to PLAY. I think<br>> that in this way I reduce the launch time of the pipe. Is it exactly?<br> > Have I to add a bus? Can anyone suggest me a possible solution?<br>><br></div>You can add a bus watch as follows:<br>gboolean bus_call(GstBus *bus, GstMessage *msg, gpointer data)<br>{<br>}<br>.<br>.<br>.<br>bus = gst_pipeline_get_bus (GST_PIPELINE(pipeline));<br> gst_bus_add_watch (bus, bus_call, NULL);<br>gst_object_unref (bus);<br> <div class="im"><br><br><br>djlorenzoc wrote:<br>><br>> 2) Launch a g_main_loop_quit.<br>> What do you think about? Is it possible to do that?<br>><br></div>Not sure what is "Launching a g_main_loop_quit" is? Plz Explain.<br> <br><br>Regards,<br>Sandeep<br><font color="#888888">--<br>View this message in context: <a href="http://gstreamer-devel.966125.n4.nabble.com/How-control-state-of-a-video-streaming-pipeline-g-main-loop-run-tp2292629p2293553.html" target="_blank">http://gstreamer-devel.966125.n4.nabble.com/How-control-state-of-a-video-streaming-pipeline-g-main-loop-run-tp2292629p2293553.html</a><br> </font> <div> <div></div> <div class="h5">Sent from the GStreamer-devel mailing list archive at Nabble.com.<br><br>------------------------------------------------------------------------------<br>This SF.net email is sponsored by Sprint<br>What will you do first with EVO, the first 4G phone?<br> Visit <a href="http://sprint.com/first" target="_blank">sprint.com/first</a> -- <a href="http://p.sf.net/sfu/sprint-com-first" target="_blank">http://p.sf.net/sfu/sprint-com-first</a><br>_______________________________________________<br> gstreamer-devel mailing list<br><a href="mailto:gstreamer-devel@lists.sourceforge.net">gstreamer-devel@lists.sourceforge.net</a><br><a href="https://lists.sourceforge.net/lists/listinfo/gstreamer-devel" target="_blank">https://lists.sourceforge.net/lists/listinfo/gstreamer-devel</a><br> </div></div></blockquote></div><br><br clear="all"><br>-- <br>Regards,<br><br>Sudarshan Bisht<br>