📄 ortp-telephony-events-(rfc2833)-.html
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<HTML><HEAD><TITLE>Telephony events (RFC2833)</TITLE><METANAME="GENERATOR"CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+"><LINKREL="HOME"TITLE="oRTP Reference Manual"HREF="book1.html"><LINKREL="UP"TITLE="oRTP API"HREF="ortpapi.html"><LINKREL="PREVIOUS"TITLE="Multiplexing sessions (in a one thread design)"HREF="ortp-multiplexing-sessions-(in-a-one-thread-design).html"></HEAD><BODYCLASS="REFENTRY"BGCOLOR="#FFFFFF"TEXT="#000000"LINK="#0000FF"VLINK="#840084"ALINK="#0000FF"><DIVCLASS="NAVHEADER"><TABLEWIDTH="100%"BORDER="0"BGCOLOR="#000000"CELLPADDING="1"CELLSPACING="0"><TR><THCOLSPAN="4"ALIGN="center"><FONTCOLOR="#FFFFFF"SIZE="5">oRTP Reference Manual</FONT></TH></TR><TR><TDWIDTH="25%"BGCOLOR="#C00000"ALIGN="left"><AHREF="ortp-multiplexing-sessions-(in-a-one-thread-design).html"><FONTCOLOR="#FFFFFF"SIZE="3"><B><<< Previous Page</B></FONT></A></TD><TDWIDTH="25%"BGCOLOR="#0000C0"ALIGN="center"><FONTCOLOR="#FFFFFF"SIZE="3"><B><AHREF="book1.html"><FONTCOLOR="#FFFFFF"SIZE="3"><B>Home</B></FONT></A></B></FONT></TD><TDWIDTH="25%"BGCOLOR="#00C000"ALIGN="center"><FONTCOLOR="#FFFFFF"SIZE="3"><B><AHREF="ortpapi.html"><FONTCOLOR="#FFFFFF"SIZE="3"><B>Up</B></FONT></A></B></FONT></TD><TDWIDTH="25%"BGCOLOR="#C00000"ALIGN="right"> </TD></TR></TABLE></DIV><H1><ANAME="ORTP-TELEPHONY-EVENTS-(RFC2833)-">Telephony events (RFC2833)</H1><DIVCLASS="REFNAMEDIV"><ANAME="AEN966"></A><H2>Name</H2>Telephony events (RFC2833) -- </DIV><DIVCLASS="REFSYNOPSISDIV"><ANAME="AEN969"><H2>Synopsis</H2><TABLEBORDER="0"BGCOLOR="#D6E8FF"WIDTH="100%"CELLPADDING="6"><TR><TD><PRECLASS="SYNOPSIS"> #include <telephonyevents.h>gint <AHREF="ortp-telephony-events-(rfc2833)-.html#RTP-SESSION-SEND-DTMF">rtp_session_send_dtmf</A> (<AHREF="ortp-rtpsession-api.html#RTPSESSION">RtpSession</A> *session, gchar dtmf, guint32 userts);</PRE></TD></TR></TABLE></DIV><DIVCLASS="REFSECT1"><ANAME="AEN977"></A><H2>Description</H2><P></P></DIV><DIVCLASS="REFSECT1"><ANAME="AEN980"></A><H2>Details</H2><DIVCLASS="REFSECT2"><ANAME="AEN982"></A><H3><ANAME="RTP-SESSION-SEND-DTMF"></A>rtp_session_send_dtmf ()</H3><TABLEBORDER="0"BGCOLOR="#D6E8FF"WIDTH="100%"CELLPADDING="6"><TR><TD><PRECLASS="PROGRAMLISTING">gint rtp_session_send_dtmf (<AHREF="ortp-rtpsession-api.html#RTPSESSION">RtpSession</A> *session, gchar dtmf, guint32 userts);</PRE></TD></TR></TABLE><P>This functions creates telephony events packets for <TTCLASS="PARAMETER"><I>dtmf</I></TT> and sends them.It uses rtp_session_create_telephone_event_packet() and rtp_session_add_telephone_event() to create them and finally<AHREF="ortp-rtpsession-api.html#RTP-SESSION-SENDM-WITH-TS">rtp_session_sendm_with_ts</A>() to send them.</P><P></P><DIVCLASS="INFORMALTABLE"><ANAME="AEN996"><P></P><TABLEBORDER="0"WIDTH="100%"BGCOLOR="#FFD0D0"CELLSPACING="0"CELLPADDING="4"CLASS="CALSTABLE"><TBODY><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><TTCLASS="PARAMETER"><I>session</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP"> a rtp session</TD></TR><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><TTCLASS="PARAMETER"><I>dtmf</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP"> a character meaning the dtmf (ex: '1', '#' , '9' ...)</TD></TR><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><TTCLASS="PARAMETER"><I>userts</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP"> the timestamp</TD></TR><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><SPANCLASS="emphasis"><ICLASS="EMPHASIS">Returns</I></SPAN> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP"> 0 if successfull, -1 if the session cannot support telephony events or if the dtmfgiven as argument is not valid.</TD></TR></TBODY></TABLE><P></P></DIV></DIV></DIV><DIVCLASS="NAVFOOTER"><BRCLEAR="all"><BR><TABLEWIDTH="100%"BORDER="0"BGCOLOR="#000000"CELLPADDING="1"CELLSPACING="0"><TR><TDWIDTH="25%"BGCOLOR="#C00000"ALIGN="left"><AHREF="ortp-multiplexing-sessions-(in-a-one-thread-design).html"><FONTCOLOR="#FFFFFF"SIZE="3"><B><<< Previous Page</B></FONT></A></TD><TDWIDTH="25%"BGCOLOR="#0000C0"ALIGN="center"><FONTCOLOR="#FFFFFF"SIZE="3"><B><AHREF="book1.html"><FONTCOLOR="#FFFFFF"SIZE="3"><B>Home</B></FONT></A></B></FONT></TD><TDWIDTH="25%"BGCOLOR="#00C000"ALIGN="center"><FONTCOLOR="#FFFFFF"SIZE="3"><B><AHREF="ortpapi.html"><FONTCOLOR="#FFFFFF"SIZE="3"><B>Up</B></FONT></A></B></FONT></TD><TDWIDTH="25%"BGCOLOR="#C00000"ALIGN="right"> </TD></TR><TR><TDCOLSPAN="2"ALIGN="left"><FONTCOLOR="#FFFFFF"SIZE="3"><B>Multiplexing sessions (in a one thread design)</B></FONT></TD><TDCOLSPAN="2"ALIGN="right"> </TD></TR></TABLE></DIV></BODY></HTML>⌨️ 快捷键说明
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