317 lines
4.0 KiB
HTML
317 lines
4.0 KiB
HTML
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<HTML
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><HEAD
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><TITLE
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>SDL_CDPlayTracks</TITLE
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><META
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NAME="GENERATOR"
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CONTENT="Modular DocBook HTML Stylesheet Version 1.64
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"><LINK
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REL="HOME"
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TITLE="SDL Library Documentation"
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HREF="index.html"><LINK
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REL="UP"
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TITLE="CD-ROM"
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HREF="cdrom.html"><LINK
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REL="PREVIOUS"
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TITLE="SDL_CDPlay"
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HREF="sdlcdplay.html"><LINK
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REL="NEXT"
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TITLE="SDL_CDPause"
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HREF="sdlcdpause.html"></HEAD
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><BODY
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CLASS="REFENTRY"
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BGCOLOR="#FFF8DC"
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TEXT="#000000"
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LINK="#0000ee"
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VLINK="#551a8b"
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ALINK="#ff0000"
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><DIV
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CLASS="NAVHEADER"
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><TABLE
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WIDTH="100%"
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BORDER="0"
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CELLPADDING="0"
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CELLSPACING="0"
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><TR
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><TH
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COLSPAN="3"
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ALIGN="center"
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>SDL Library Documentation</TH
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></TR
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><TR
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><TD
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WIDTH="10%"
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ALIGN="left"
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VALIGN="bottom"
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><A
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HREF="sdlcdplay.html"
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>Prev</A
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></TD
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><TD
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WIDTH="80%"
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ALIGN="center"
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VALIGN="bottom"
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></TD
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><TD
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WIDTH="10%"
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ALIGN="right"
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VALIGN="bottom"
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><A
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HREF="sdlcdpause.html"
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>Next</A
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></TD
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></TR
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></TABLE
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><HR
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ALIGN="LEFT"
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WIDTH="100%"></DIV
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><H1
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><A
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NAME="SDLCDPLAYTRACKS"
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>SDL_CDPlayTracks</A
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></H1
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><DIV
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CLASS="REFNAMEDIV"
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><A
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NAME="AEN6826"
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></A
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><H2
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>Name</H2
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>SDL_CDPlayTracks -- Play the given CD track(s)</DIV
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><DIV
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CLASS="REFSYNOPSISDIV"
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><A
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NAME="AEN6829"
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></A
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><H2
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>Synopsis</H2
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><DIV
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CLASS="FUNCSYNOPSIS"
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><A
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NAME="AEN6830"
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></A
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><P
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></P
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><PRE
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CLASS="FUNCSYNOPSISINFO"
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>#include "SDL.h"</PRE
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><P
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><CODE
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><CODE
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CLASS="FUNCDEF"
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>int <B
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CLASS="FSFUNC"
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>SDL_CDPlayTracks</B
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></CODE
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>(SDL_CD *cdrom, int start_track, int start_frame, int ntracks, int nframes));</CODE
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></P
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><P
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></P
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></DIV
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></DIV
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><DIV
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CLASS="REFSECT1"
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><A
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NAME="AEN6836"
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></A
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><H2
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>Description</H2
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><P
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><TT
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CLASS="FUNCTION"
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>SDL_CDPlayTracks</TT
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> plays the given CD starting at track
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<TT
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CLASS="PARAMETER"
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><I
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>start_track</I
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></TT
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>, for <TT
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CLASS="PARAMETER"
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><I
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>ntracks</I
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></TT
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> tracks. </P
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><P
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><TT
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CLASS="PARAMETER"
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><I
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>start_frame</I
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></TT
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> is the frame offset, from the beginning of the <TT
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CLASS="PARAMETER"
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><I
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>start_track</I
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></TT
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>, at which to start. <TT
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CLASS="PARAMETER"
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><I
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>nframes</I
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></TT
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> is the frame offset, from the beginning of the last track (<TT
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CLASS="PARAMETER"
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><I
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>start_track</I
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></TT
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>+<TT
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CLASS="PARAMETER"
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><I
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>ntracks</I
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></TT
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>), at which to end playing.</P
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><P
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><TT
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CLASS="FUNCTION"
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>SDL_CDPlayTracks</TT
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> should only be called after calling
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<A
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HREF="sdlcdstatus.html"
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><TT
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CLASS="FUNCTION"
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>SDL_CDStatus</TT
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></A
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>
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to get track information about the CD.</P
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><DIV
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CLASS="NOTE"
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><BLOCKQUOTE
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CLASS="NOTE"
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><P
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><B
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>Note: </B
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>Data tracks are ignored.</P
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></BLOCKQUOTE
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></DIV
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></DIV
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><DIV
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CLASS="REFSECT1"
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><A
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NAME="AEN6854"
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></A
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><H2
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>Return Value</H2
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><P
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>Returns <SPAN
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CLASS="RETURNVALUE"
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>0</SPAN
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>, or <SPAN
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CLASS="RETURNVALUE"
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>-1</SPAN
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>
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if there was an error.</P
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></DIV
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><DIV
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CLASS="REFSECT1"
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><A
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NAME="AEN6859"
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></A
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><H2
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>Examples</H2
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><P
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><PRE
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CLASS="PROGRAMLISTING"
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>/* assuming cdrom is a previously opened device */
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/* Play the entire CD */
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if(CD_INDRIVE(SDL_CDStatus(cdrom)))
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SDL_CDPlayTracks(cdrom, 0, 0, 0, 0);
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/* Play the first track */
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if(CD_INDRIVE(SDL_CDStatus(cdrom)))
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SDL_CDPlayTracks(cdrom, 0, 0, 1, 0);
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/* Play first 15 seconds of the 2nd track */
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if(CD_INDRIVE(SDL_CDStatus(cdrom)))
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SDL_CDPlayTracks(cdrom, 1, 0, 0, CD_FPS*15);</PRE
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>
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</P
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></DIV
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><DIV
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CLASS="REFSECT1"
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><A
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NAME="AEN6863"
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></A
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><H2
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>See Also</H2
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><P
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><A
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HREF="sdlcdplay.html"
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><TT
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CLASS="FUNCTION"
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>SDL_CDPlay</TT
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></A
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>,
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<A
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HREF="sdlcdstatus.html"
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><TT
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CLASS="FUNCTION"
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>SDL_CDStatus</TT
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></A
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>,
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<A
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HREF="sdlcd.html"
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><TT
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CLASS="FUNCTION"
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>SDL_CD</TT
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></A
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></P
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></DIV
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><DIV
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CLASS="NAVFOOTER"
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><HR
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ALIGN="LEFT"
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WIDTH="100%"><TABLE
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WIDTH="100%"
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BORDER="0"
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CELLPADDING="0"
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CELLSPACING="0"
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><TR
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><TD
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WIDTH="33%"
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ALIGN="left"
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VALIGN="top"
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><A
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HREF="sdlcdplay.html"
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>Prev</A
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></TD
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><TD
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WIDTH="34%"
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ALIGN="center"
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VALIGN="top"
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><A
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HREF="index.html"
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>Home</A
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></TD
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><TD
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WIDTH="33%"
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ALIGN="right"
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VALIGN="top"
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><A
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HREF="sdlcdpause.html"
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>Next</A
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></TD
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></TR
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><TR
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><TD
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WIDTH="33%"
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ALIGN="left"
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VALIGN="top"
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>SDL_CDPlay</TD
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><TD
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WIDTH="34%"
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ALIGN="center"
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VALIGN="top"
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><A
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HREF="cdrom.html"
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>Up</A
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></TD
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><TD
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WIDTH="33%"
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ALIGN="right"
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VALIGN="top"
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>SDL_CDPause</TD
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></TR
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></TABLE
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></DIV
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></BODY
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></HTML
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>
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