<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div><blockquote type="cite">I use live555 to record a mediastream by following command:<br><br><i>testProgs/openRTSP.exe -d 10 -4 rtsp://<a href="http://192.168.1.174:5544/" target="_blank">192.168.1.174:5544</a> >live555.mp4</i><br>
<br>But when mp4 file is created, the video is much more slow than
audio</blockquote><div><br></div></div>The problem here is that you must specify the video frame rate - and the video width & height - on the "openRTSP" command line, using the -f, -w and -h options. Unfortunately the "mp4" file format (which is rather ill-designed for recording a live stream like this) requires that these parameters be specified in advance.<div><br></div><div>See <a href="http://www.live555.com/openRTSP/#quicktime">http://www.live555.com/openRTSP/#quicktime</a></div><br><br><div>
<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; font-size: medium; "><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; font-size: medium; ">Ross Finlayson<br>Live Networks, Inc.<br><a href="http://www.live555.com/">http://www.live555.com/</a></span></span>
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