kolibrios/contrib/sdk/sources/SDL-1.2.2/docs/html/sdlcdopen.html
CleverMouse 3cf7852e03 autobuild sdlquake
git-svn-id: svn://kolibrios.org@5131 a494cfbc-eb01-0410-851d-a64ba20cac60
2014-09-18 11:46:53 +00:00

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<HTML
><HEAD
><TITLE
>SDL_CDOpen</TITLE
><META
NAME="GENERATOR"
CONTENT="Modular DocBook HTML Stylesheet Version 1.64
"><LINK
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TITLE="SDL Library Documentation"
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HREF="cdrom.html"><LINK
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TITLE="SDL_CDName"
HREF="sdlcdname.html"><LINK
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><HR
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><H1
><A
NAME="SDLCDOPEN"
>SDL_CDOpen</A
></H1
><DIV
CLASS="REFNAMEDIV"
><A
NAME="AEN6725"
></A
><H2
>Name</H2
>SDL_CDOpen&nbsp;--&nbsp;Opens a CD-ROM drive for access.</DIV
><DIV
CLASS="REFSYNOPSISDIV"
><A
NAME="AEN6728"
></A
><H2
>Synopsis</H2
><DIV
CLASS="FUNCSYNOPSIS"
><A
NAME="AEN6729"
></A
><P
></P
><PRE
CLASS="FUNCSYNOPSISINFO"
>#include "SDL.h"</PRE
><P
><CODE
><CODE
CLASS="FUNCDEF"
>SDL_CD *<B
CLASS="FSFUNC"
>SDL_CDOpen</B
></CODE
>(int drive);</CODE
></P
><P
></P
></DIV
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN6735"
></A
><H2
>Description</H2
><P
>Opens a CD-ROM drive for access. It returns a <A
HREF="sdlcd.html"
><SPAN
CLASS="STRUCTNAME"
>SDL_CD</SPAN
></A
> structure on success, or <TT
CLASS="LITERAL"
>NULL</TT
> if the drive was invalid or busy. This newly opened CD-ROM becomes the default CD used when other CD functions are passed a <TT
CLASS="LITERAL"
>NULL</TT
> CD-ROM handle. </P
><P
>Drives are numbered starting with 0.
Drive 0 is the system default CD-ROM.</P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN6743"
></A
><H2
>Examples</H2
><PRE
CLASS="PROGRAMLISTING"
>SDL_CD *cdrom;
int cur_track;
int min, sec, frame;
SDL_Init(SDL_INIT_CDROM);
atexit(SDL_Quit);
/* Check for CD drives */
if(!SDL_CDNumDrives()){
/* None found */
fprintf(stderr, "No CDROM devices available\n");
exit(-1);
}
/* Open the default drive */
cdrom=SDL_CDOpen(0);
/* Did if open? Check if cdrom is NULL */
if(!cdrom){
fprintf(stderr, "Couldn't open drive: %s\n", SDL_GetError());
exit(-1);
}
/* Print Volume info */
printf("Name: %s\n", SDL_CDName(0));
printf("Tracks: %d\n", cdrom-&#62;numtracks);
for(cur_track=0;cur_track &#60; cdrom-&#62;numtracks; cur_track++){
FRAMES_TO_MSF(cdrom-&#62;track[cur_track].length, &#38;min, &#38;sec, &#38;frame);
printf("\tTrack %d: Length %d:%d\n", cur_track, min, sec);
}
SDL_CDClose(cdrom);</PRE
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN6746"
></A
><H2
>See Also</H2
><P
><A
HREF="sdlcd.html"
><SPAN
CLASS="STRUCTNAME"
>SDL_CD</SPAN
></A
>,
<A
HREF="sdlcdtrack.html"
><SPAN
CLASS="STRUCTNAME"
>SDL_CDtrack</SPAN
></A
>,
<A
HREF="sdlcdclose.html"
><TT
CLASS="FUNCTION"
>SDL_CDClose</TT
></A
></P
></DIV
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