<html><head><meta http-equiv="Content-Type" content="text/html charset=windows-1252"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div><blockquote type="cite" class=""><div class="">We have some situations where we're not interested in a particular track.<br class="">Currently we create and assign a "null sink" that does nothing in afterGettingFrame() except call continuePlaying().<br class=""><br class="">Is there a safe way to drop this track and not try and set it up and receive it in the first place?<br class=""></div></blockquote><div><br class=""></div>I assume (from the context of your email) that you’re talking about a RTSP client.</div><div><br class=""></div><div>The best way to ignore a particular track (“MediaSubsession”) is to:</div><div>1/ not call “MediaSubsession::initiate()” on it, and then</div><div>2/ not send “RTSPClient::sendSetupCommand()” on it.</div><div><br class=""></div><div>Note that you can call "subsession->readSource()->MIMEtype()” to get the media type of each track (e.g., “video/H264”), if you wan to check that.</div><br class=""><br class=""><div apple-content-edited="true" class="">
<span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; ">Ross Finlayson<br class="">Live Networks, Inc.<br class=""><a href="http://www.live555.com/" class="">http://www.live555.com/</a></span></span>
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