<HTML ><HEAD ><TITLE > Stream with the Hauppauge WinTV-PVR-250 card </TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="VideoLAN HOWTO" HREF="index.html"><LINK REL="UP" TITLE=" Stream from an MPEG encoding card " HREF="hardencoding.html"><LINK REL="PREVIOUS" TITLE=" Stream from an MPEG encoding card " HREF="hardencoding.html"><LINK REL="NEXT" TITLE=" Stream with the Visiontech Kfir card " HREF="x932.html"></HEAD ><BODY CLASS="sect1" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >VideoLAN HOWTO</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="hardencoding.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" >Chapter 7. Stream from an MPEG encoding card</TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="x932.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><DIV CLASS="sect1" ><H1 CLASS="sect1" ><A NAME="AEN867" ></A >7.1. Stream with the Hauppauge WinTV-PVR-250 card</H1 ><DIV CLASS="sect2" ><H2 CLASS="sect2" ><A NAME="AEN869" ></A >7.1.1. Install the drivers</H2 ><P > First, you will have to patch your kernel to support the v4l2 API (Video 4 Linux version 2). The patch is available on the <A HREF="http://bytesex.org/v4l/" TARGET="_top" >Video4Linux HQ</A > .</P ><P > Once your kernel is ready, install the CVS version of the Linux drivers for the Hauppauge WinTV-PVR-250. They are hosted on <A HREF="http://ivtv.sourceforge.net/" TARGET="_top" >ivtv.sourceforge.net</A >. Then, you will have to create the device and load the modules; for this, please refer to the documentation shipped with the drivers .</P ></DIV ><DIV CLASS="sect2" ><H2 CLASS="sect2" ><A NAME="AEN875" ></A >7.1.2. Stream with VLC</H2 ><DIV CLASS="note" ><P ></P ><TABLE CLASS="note" WIDTH="100%" BORDER="0" ><TR ><TD WIDTH="25" ALIGN="CENTER" VALIGN="TOP" ><IMG SRC="../images/note.gif" HSPACE="5" ALT="Note"></TD ><TD ALIGN="LEFT" VALIGN="TOP" ><P > You must add <B CLASS="command" >--enable-pvr</B > to <B CLASS="command" >./configure</B > to use this feature. You may want to change the value of <EM >CR_MAX_AVERAGE_COUNTER</EM > to <EM >1000</EM > in <TT CLASS="filename" >src/input/input_clock.c</TT > to work around a problem with the card .</P ></TD ></TR ></TABLE ></DIV ><TABLE BORDER="0" BGCOLOR="#E0E0E0" WIDTH="100%" ><TR ><TD ><FONT COLOR="#000000" ><PRE CLASS="screen" > <TT CLASS="prompt" >% </TT ><TT CLASS="userinput" ><B >vlc -vvv pvr:/dev/video0:norm=secam:size=720x576:frequency=576250: bitrate=3000000:maxbitrate=4000000 --sout udp:192.168.0.42 --ttl 12</B ></TT > </PRE ></FONT ></TD ></TR ></TABLE ><P >where :</P ><P ></P ><UL ><LI ><P ><EM >/dev/video0</EM > is the device corresponding to the encoding card ,</P ></LI ><LI ><P ><EM >norm=secam</EM > is name of the standard of the analogic signal (possible values are pal, secam, and ntsc) ,</P ></LI ><LI ><P ><EM >size=720x576</EM > is the size of the video you want to stream ,</P ></LI ><LI ><P ><EM >frequency=567250</EM > is the frequency in kHz of the channel you want to stream ,</P ></LI ><LI ><P ><EM >bitrate=3000000</EM > is the average bitrate of the stream ,</P ></LI ><LI ><P ><EM >maxbitrate=4000000</EM > is the maximum bitrate of the stream ,</P ></LI ><LI ><P ><EM >192.168.0.42</EM > is either :</P ><P ></P ><UL ><LI ><P > the IP address of the machine you want to unicast to ;</P ></LI ><LI ><P > or the DNS name the machine you want to unicast to ;</P ></LI ><LI ><P > or a multicast IP address .</P ></LI ></UL ></LI ><LI ><P ><EM >12</EM > is the value of the TTL (Time To Live) of your IP packets (which means that the stream will be able to cross 11 routers) .</P ></LI ></UL ></DIV ><DIV CLASS="sect2" ><H2 CLASS="sect2" ><A NAME="AEN920" ></A >7.1.3. Stream with VLS</H2 ><P > There is no command line interface for this input for the moment, so you will have to use the configuration file .</P ><P > You cannot set-up the parameters of the drivers (norm, size, frequency, bitrate, etc...) with VLS: for that, you will have to use the program <B CLASS="command" >ptune.pl</B > that come with the drivers. Please refer to the documentation shipped with the drivers to learn how to use this program .</P ><P > Here is a typical configuration file <TT CLASS="filename" >vls.cfg</TT >to run VLS with a Hauppauge WinTV-PVR-250 encoding card :</P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" WIDTH="100%" ><TR ><TD ><FONT COLOR="#000000" ><PRE CLASS="programlisting" > # vls.cfg (VLS configuration file) # Example of the VideoLAN HOWTO for the Hauppauge WinTV-PVR-250 encoding card BEGIN "Inputs" pvr = "video" END BEGIN "pvr" # Hauppauge WinTV-PVR-250 device Device = "/dev/video0" # Stream type Type = "Mpeg2-PS" END BEGIN "Channels" channel1 = "network" END BEGIN "channel1" # Unicast or multicast IP address DstHost = "192.168.0.42" # Destination port DstPort = "1234" # If it's a multicast IP address, uncomment the line below #Type = "multicast" # If it's a multicast IP address, set the "Time To Live" below #TTL = "12" END BEGIN "LaunchOnStartUp" command1 = "start video channel1 pvr" END </PRE ></FONT ></TD ></TR ></TABLE ><P > Once you have adapted the configuration file above, run VLS :</P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" WIDTH="100%" ><TR ><TD ><FONT COLOR="#000000" ><PRE CLASS="screen" > <TT CLASS="prompt" >% </TT ><TT CLASS="userinput" ><B >vls -vv -f vls.cfg</B ></TT > </PRE ></FONT ></TD ></TR ></TABLE ></DIV ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="hardencoding.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="x932.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >Stream from an MPEG encoding card</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="hardencoding.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >Stream with the Visiontech Kfir card</TD ></TR ></TABLE ></DIV ></BODY ></HTML >