symbian-qemu-0.9.1-12/libsdl-trunk/docs/man3/SDL_CDOpen.3
author johnathan.white@2718R8BGH51.accenture.com
Mon, 08 Mar 2010 18:45:03 +0000
changeset 46 b6935a90ca64
parent 1 2fb8b9db1c86
permissions -rw-r--r--
Modify framebuffer and NGA framebuffer to read screen size from board model dtb file. Optimise memory usuage of frame buffer Add example minigui application with hooks to profiler (which writes results to S:\). Modified NGA framebuffer to run its own dfc queue at high priority
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.TH "SDL_CDOpen" "3" "Tue 11 Sep 2001, 22:58" "SDL" "SDL API Reference" 
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.SH "NAME"
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SDL_CDOpen \- Opens a CD-ROM drive for access\&.
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.SH "SYNOPSIS"
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.PP
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\fB#include "SDL\&.h"
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.sp
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\fBSDL_CD *\fBSDL_CDOpen\fP\fR(\fBint drive\fR);
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.SH "DESCRIPTION"
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.PP
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Opens a CD-ROM drive for access\&. It returns a \fI\fBSDL_CD\fR\fR structure on success, or \fBNULL\fP if the drive was invalid or busy\&. This newly opened CD-ROM becomes the default CD used when other CD functions are passed a \fBNULL\fP CD-ROM handle\&. 
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.PP
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Drives are numbered starting with 0\&. Drive 0 is the system default CD-ROM\&.
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.SH "EXAMPLES"
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.PP
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.nf
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\f(CWSDL_CD *cdrom;
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int cur_track;
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int min, sec, frame;
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SDL_Init(SDL_INIT_CDROM);
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atexit(SDL_Quit);
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/* Check for CD drives */
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if(!SDL_CDNumDrives()){
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  /* None found */
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  fprintf(stderr, "No CDROM devices available
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");
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  exit(-1);
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}
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/* Open the default drive */
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cdrom=SDL_CDOpen(0);
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/* Did if open? Check if cdrom is NULL */
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if(!cdrom){
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  fprintf(stderr, "Couldn\&'t open drive: %s
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", SDL_GetError());
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  exit(-1);
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}
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/* Print Volume info */
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printf("Name: %s
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", SDL_CDName(0));
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printf("Tracks: %d
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", cdrom->numtracks);
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for(cur_track=0;cur_track < cdrom->numtracks; cur_track++){
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  FRAMES_TO_MSF(cdrom->track[cur_track]\&.length, &min, &sec, &frame);
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  printf("	Track %d: Length %d:%d
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", cur_track, min, sec);
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}
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SDL_CDClose(cdrom);\fR
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.fi
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.PP
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.SH "SEE ALSO"
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.PP
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\fI\fBSDL_CD\fR\fR, \fI\fBSDL_CDtrack\fR\fR, \fI\fBSDL_CDClose\fP\fR
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...\" created by instant / docbook-to-man, Tue 11 Sep 2001, 22:58