<div dir="ltr"><font color="#000099"><font face="tahoma,sans-serif"><a href="http://whowhywhathow.blogspot.com/2010/09/vlc-help.html">Here</a> is the solution to the problem.<br></font></font><br><div class="gmail_quote">On Mon, Aug 30, 2010 at 2:16 PM, Priya <span dir="ltr"><<a href="mailto:pbhat@acis.ufl.edu">pbhat@acis.ufl.edu</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div dir="ltr"><font color="#000099"><font face="tahoma,sans-serif"><span style="color:rgb(0, 0, 0);font-family:arial, sans-serif;font-size:13px;border-collapse:collapse"><font color="#000099"><font face="tahoma,sans-serif">Hi all!</font></font><div>
<font color="#000099" face="tahoma, sans-serif"><br></font></div><div><font color="#000099" face="tahoma, sans-serif">I have been beating my head against this problem for over 4 days now... Its getting to a point where I may quit from VLC altogether... so this is really a desperate cry for help !</font></div>
<div><font color="#000099" face="tahoma, sans-serif"><br></font></div><div><font color="#000099" face="tahoma, sans-serif">What I essentially want to achieve is to play a video and while this it is running I want to collect statistics like lost frames, bit rate etc. into another text file. The stats should be collected every x seconds while the video is running.</font></div>
<div><font color="#000099" face="tahoma, sans-serif"><br></font></div><div><font color="#000099" face="tahoma, sans-serif"><a href="http://wiki.videolan.org/VLC_command-line_help" target="_blank">VLC help</a> says that the --stats option can be used to collect the stats:</font></div>
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<span style="border-collapse:separate;font-family:sans-serif;line-height:19px"><pre style="padding-top:1em;padding-right:1em;padding-bottom:1em;padding-left:1em;border-top-width:1px;border-right-width:1px;border-bottom-width:1px;border-left-width:1px;border-top-style:dashed;border-right-style:dashed;border-bottom-style:dashed;border-left-style:dashed;border-top-color:rgb(47, 111, 171);border-right-color:rgb(47, 111, 171);border-bottom-color:rgb(47, 111, 171);border-left-color:rgb(47, 111, 171);color:black;background-color:rgb(249, 249, 249);line-height:1.1em;overflow-x:auto;overflow-y:auto">
--stats, --no-stats Locally collect statistics (default enabled)
Collect miscellaneous local statistics about the playing media.
(default enabled)</pre></span></blockquote><div><font color="#000099" face="tahoma, sans-serif">Can someone please tell me where these stats are stored and how I would be able to read them into another application? If there is a way to read where these stats are stored, I could write a wrapper code that reads the relevant stats and then sleeps for the remaining time in a loop.</font></div>
<div><font color="#000099" face="tahoma, sans-serif"><br></font></div><div><font color="#000099" face="tahoma, sans-serif">I tried several other approaches to get the information about the statistics. Here are some of the things which I tried and the difficulty in proceeding with each approach:</font></div>
<div><font color="#000099" face="tahoma, sans-serif"><br></font></div><div><ol><li style="margin-left:15px"><span style="font-family:tahoma, sans-serif;color:rgb(0, 0, 153)">I can access the stats manually from the GUI while the video is being played from Tools -> Media Information -> Statistics. However, I do not know how to automate the process of reading the stats in a loop and writing them to a file.</span></li>
<li style="margin-left:15px"><span style="font-family:tahoma, sans-serif;color:rgb(0, 0, 153)">I can use the "rc" interface to get the statistics on the command line. To open the interface in the terminal I do: "vlc --intf rc", then doing "add filename.mpg" plays the video and "stats" shows the stats on the terminal. If I start the "rc" interface using </span><span style="font-family:tahoma, sans-serif;color:rgb(0, 0, 153)">"vlc --intf rc > outputfile.txt", I can redirect the output of the "stats" command, but I still don't know how to redirect the input to the "rc" interface from say a bash script that starts the video waits for 2 seconds and then issues the "stat" command...</span></li>
<li style="margin-left:15px"><span style="font-family:tahoma, sans-serif;color:rgb(0, 0, 153)">I tried redirecting input and output as shown by <a href="http://n0tablog.wordpress.com/2009/02/09/controlling-vlc-via-rc-remote-control-interface-using-a-unix-domain-socket-and-no-programming/#comment-10825" style="color:rgb(0, 0, 204)" target="_blank">this blog</a>. But it does not seem to work. What I did was I set the rc and fake tty interface as shown in steps 2 and 3 and then tried to use "nc" to channel the commands from and input file to "vlc.sock". The command I used was "nc -U /home/pbhat/vlc.sock >> emd.temp < 'stats.sh' "....but that does not work.</span></li>
</ol><div><font color="#000099" face="tahoma, sans-serif">Can some one please give me some advice on how to do this. </font></div></div><div><font color="#000099" face="tahoma, sans-serif">Thanks!</font></div></span></font></font><br clear="all">
<br>-- <br>Priya Bhat<br><br><br>
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</blockquote></div><br><br clear="all"><br>-- <br>Priya Bhat<br><br><br>
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