| 1 | <HTML |
| 2 | ><HEAD |
| 3 | ><TITLE |
| 4 | >SDL_CDOpen</TITLE |
| 5 | ><META |
| 6 | NAME="GENERATOR" |
| 7 | CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+ |
| 8 | "><LINK |
| 9 | REL="HOME" |
| 10 | TITLE="SDL Library Documentation" |
| 11 | HREF="index.html"><LINK |
| 12 | REL="UP" |
| 13 | TITLE="CD-ROM" |
| 14 | HREF="cdrom.html"><LINK |
| 15 | REL="PREVIOUS" |
| 16 | TITLE="SDL_CDName" |
| 17 | HREF="sdlcdname.html"><LINK |
| 18 | REL="NEXT" |
| 19 | TITLE="SDL_CDStatus" |
| 20 | HREF="sdlcdstatus.html"></HEAD |
| 21 | ><BODY |
| 22 | CLASS="REFENTRY" |
| 23 | BGCOLOR="#FFF8DC" |
| 24 | TEXT="#000000" |
| 25 | LINK="#0000ee" |
| 26 | VLINK="#551a8b" |
| 27 | ALINK="#ff0000" |
| 28 | ><DIV |
| 29 | CLASS="NAVHEADER" |
| 30 | ><TABLE |
| 31 | SUMMARY="Header navigation table" |
| 32 | WIDTH="100%" |
| 33 | BORDER="0" |
| 34 | CELLPADDING="0" |
| 35 | CELLSPACING="0" |
| 36 | ><TR |
| 37 | ><TH |
| 38 | COLSPAN="3" |
| 39 | ALIGN="center" |
| 40 | >SDL Library Documentation</TH |
| 41 | ></TR |
| 42 | ><TR |
| 43 | ><TD |
| 44 | WIDTH="10%" |
| 45 | ALIGN="left" |
| 46 | VALIGN="bottom" |
| 47 | ><A |
| 48 | HREF="sdlcdname.html" |
| 49 | ACCESSKEY="P" |
| 50 | >Prev</A |
| 51 | ></TD |
| 52 | ><TD |
| 53 | WIDTH="80%" |
| 54 | ALIGN="center" |
| 55 | VALIGN="bottom" |
| 56 | ></TD |
| 57 | ><TD |
| 58 | WIDTH="10%" |
| 59 | ALIGN="right" |
| 60 | VALIGN="bottom" |
| 61 | ><A |
| 62 | HREF="sdlcdstatus.html" |
| 63 | ACCESSKEY="N" |
| 64 | >Next</A |
| 65 | ></TD |
| 66 | ></TR |
| 67 | ></TABLE |
| 68 | ><HR |
| 69 | ALIGN="LEFT" |
| 70 | WIDTH="100%"></DIV |
| 71 | ><H1 |
| 72 | ><A |
| 73 | NAME="SDLCDOPEN" |
| 74 | ></A |
| 75 | >SDL_CDOpen</H1 |
| 76 | ><DIV |
| 77 | CLASS="REFNAMEDIV" |
| 78 | ><A |
| 79 | NAME="AEN7274" |
| 80 | ></A |
| 81 | ><H2 |
| 82 | >Name</H2 |
| 83 | >SDL_CDOpen -- Opens a CD-ROM drive for access.</DIV |
| 84 | ><DIV |
| 85 | CLASS="REFSYNOPSISDIV" |
| 86 | ><A |
| 87 | NAME="AEN7277" |
| 88 | ></A |
| 89 | ><H2 |
| 90 | >Synopsis</H2 |
| 91 | ><DIV |
| 92 | CLASS="FUNCSYNOPSIS" |
| 93 | ><A |
| 94 | NAME="AEN7278" |
| 95 | ></A |
| 96 | ><P |
| 97 | ></P |
| 98 | ><PRE |
| 99 | CLASS="FUNCSYNOPSISINFO" |
| 100 | >#include "SDL.h"</PRE |
| 101 | ><P |
| 102 | ><CODE |
| 103 | ><CODE |
| 104 | CLASS="FUNCDEF" |
| 105 | >SDL_CD *<B |
| 106 | CLASS="FSFUNC" |
| 107 | >SDL_CDOpen</B |
| 108 | ></CODE |
| 109 | >(int drive);</CODE |
| 110 | ></P |
| 111 | ><P |
| 112 | ></P |
| 113 | ></DIV |
| 114 | ></DIV |
| 115 | ><DIV |
| 116 | CLASS="REFSECT1" |
| 117 | ><A |
| 118 | NAME="AEN7284" |
| 119 | ></A |
| 120 | ><H2 |
| 121 | >Description</H2 |
| 122 | ><P |
| 123 | >Opens a CD-ROM drive for access. It returns a <A |
| 124 | HREF="sdlcd.html" |
| 125 | ><SPAN |
| 126 | CLASS="STRUCTNAME" |
| 127 | >SDL_CD</SPAN |
| 128 | ></A |
| 129 | > structure on success, or <TT |
| 130 | CLASS="LITERAL" |
| 131 | >NULL</TT |
| 132 | > 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 |
| 133 | CLASS="LITERAL" |
| 134 | >NULL</TT |
| 135 | > CD-ROM handle. </P |
| 136 | ><P |
| 137 | >Drives are numbered starting with 0. |
| 138 | Drive 0 is the system default CD-ROM.</P |
| 139 | ></DIV |
| 140 | ><DIV |
| 141 | CLASS="REFSECT1" |
| 142 | ><A |
| 143 | NAME="AEN7292" |
| 144 | ></A |
| 145 | ><H2 |
| 146 | >Examples</H2 |
| 147 | ><PRE |
| 148 | CLASS="PROGRAMLISTING" |
| 149 | >SDL_CD *cdrom; |
| 150 | int cur_track; |
| 151 | int min, sec, frame; |
| 152 | SDL_Init(SDL_INIT_CDROM); |
| 153 | atexit(SDL_Quit); |
| 154 | |
| 155 | /* Check for CD drives */ |
| 156 | if(!SDL_CDNumDrives()){ |
| 157 | /* None found */ |
| 158 | fprintf(stderr, "No CDROM devices available\n"); |
| 159 | exit(-1); |
| 160 | } |
| 161 | |
| 162 | /* Open the default drive */ |
| 163 | cdrom=SDL_CDOpen(0); |
| 164 | |
| 165 | /* Did if open? Check if cdrom is NULL */ |
| 166 | if(!cdrom){ |
| 167 | fprintf(stderr, "Couldn't open drive: %s\n", SDL_GetError()); |
| 168 | exit(-1); |
| 169 | } |
| 170 | |
| 171 | /* Print Volume info */ |
| 172 | printf("Name: %s\n", SDL_CDName(0)); |
| 173 | printf("Tracks: %d\n", cdrom->numtracks); |
| 174 | for(cur_track=0;cur_track < cdrom->numtracks; cur_track++){ |
| 175 | FRAMES_TO_MSF(cdrom->track[cur_track].length, &min, &sec, &frame); |
| 176 | printf("\tTrack %d: Length %d:%d\n", cur_track, min, sec); |
| 177 | } |
| 178 | |
| 179 | SDL_CDClose(cdrom);</PRE |
| 180 | ></DIV |
| 181 | ><DIV |
| 182 | CLASS="REFSECT1" |
| 183 | ><A |
| 184 | NAME="AEN7295" |
| 185 | ></A |
| 186 | ><H2 |
| 187 | >See Also</H2 |
| 188 | ><P |
| 189 | ><A |
| 190 | HREF="sdlcd.html" |
| 191 | ><SPAN |
| 192 | CLASS="STRUCTNAME" |
| 193 | >SDL_CD</SPAN |
| 194 | ></A |
| 195 | >, |
| 196 | <A |
| 197 | HREF="sdlcdtrack.html" |
| 198 | ><SPAN |
| 199 | CLASS="STRUCTNAME" |
| 200 | >SDL_CDtrack</SPAN |
| 201 | ></A |
| 202 | >, |
| 203 | <A |
| 204 | HREF="sdlcdclose.html" |
| 205 | ><TT |
| 206 | CLASS="FUNCTION" |
| 207 | >SDL_CDClose</TT |
| 208 | ></A |
| 209 | ></P |
| 210 | ></DIV |
| 211 | ><DIV |
| 212 | CLASS="NAVFOOTER" |
| 213 | ><HR |
| 214 | ALIGN="LEFT" |
| 215 | WIDTH="100%"><TABLE |
| 216 | SUMMARY="Footer navigation table" |
| 217 | WIDTH="100%" |
| 218 | BORDER="0" |
| 219 | CELLPADDING="0" |
| 220 | CELLSPACING="0" |
| 221 | ><TR |
| 222 | ><TD |
| 223 | WIDTH="33%" |
| 224 | ALIGN="left" |
| 225 | VALIGN="top" |
| 226 | ><A |
| 227 | HREF="sdlcdname.html" |
| 228 | ACCESSKEY="P" |
| 229 | >Prev</A |
| 230 | ></TD |
| 231 | ><TD |
| 232 | WIDTH="34%" |
| 233 | ALIGN="center" |
| 234 | VALIGN="top" |
| 235 | ><A |
| 236 | HREF="index.html" |
| 237 | ACCESSKEY="H" |
| 238 | >Home</A |
| 239 | ></TD |
| 240 | ><TD |
| 241 | WIDTH="33%" |
| 242 | ALIGN="right" |
| 243 | VALIGN="top" |
| 244 | ><A |
| 245 | HREF="sdlcdstatus.html" |
| 246 | ACCESSKEY="N" |
| 247 | >Next</A |
| 248 | ></TD |
| 249 | ></TR |
| 250 | ><TR |
| 251 | ><TD |
| 252 | WIDTH="33%" |
| 253 | ALIGN="left" |
| 254 | VALIGN="top" |
| 255 | >SDL_CDName</TD |
| 256 | ><TD |
| 257 | WIDTH="34%" |
| 258 | ALIGN="center" |
| 259 | VALIGN="top" |
| 260 | ><A |
| 261 | HREF="cdrom.html" |
| 262 | ACCESSKEY="U" |
| 263 | >Up</A |
| 264 | ></TD |
| 265 | ><TD |
| 266 | WIDTH="33%" |
| 267 | ALIGN="right" |
| 268 | VALIGN="top" |
| 269 | >SDL_CDStatus</TD |
| 270 | ></TR |
| 271 | ></TABLE |
| 272 | ></DIV |
| 273 | ></BODY |
| 274 | ></HTML |
| 275 | > |