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1 <HTML
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2 ><HEAD
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3 ><TITLE
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4 >SDL_CDOpen</TITLE
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5 ><META
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6 NAME="GENERATOR"
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7 CONTENT="Modular DocBook HTML Stylesheet Version 1.61
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8 "><LINK
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9 REL="HOME"
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10 TITLE="SDL Library Documentation"
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11 HREF="index.html"><LINK
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12 REL="UP"
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13 TITLE="CD-ROM"
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14 HREF="cdrom.html"><LINK
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15 REL="PREVIOUS"
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16 TITLE="SDL_CDName"
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17 HREF="sdlcdname.html"><LINK
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18 REL="NEXT"
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19 TITLE="SDL_CDStatus"
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20 HREF="sdlcdstatus.html"></HEAD
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21 ><BODY
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22 CLASS="REFENTRY"
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23 BGCOLOR="#FFF8DC"
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24 TEXT="#000000"
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25 LINK="#0000ee"
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26 VLINK="#551a8b"
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27 ALINK="#ff0000"
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28 ><DIV
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29 CLASS="NAVHEADER"
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30 ><TABLE
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31 WIDTH="100%"
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32 BORDER="0"
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33 CELLPADDING="0"
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34 CELLSPACING="0"
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35 ><TR
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36 ><TH
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37 COLSPAN="3"
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38 ALIGN="center"
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39 >SDL Library Documentation</TH
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40 ></TR
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41 ><TR
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42 ><TD
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43 WIDTH="10%"
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44 ALIGN="left"
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45 VALIGN="bottom"
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46 ><A
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47 HREF="sdlcdname.html"
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48 >Prev</A
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49 ></TD
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50 ><TD
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51 WIDTH="80%"
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52 ALIGN="center"
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53 VALIGN="bottom"
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54 ></TD
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55 ><TD
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56 WIDTH="10%"
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57 ALIGN="right"
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58 VALIGN="bottom"
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59 ><A
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60 HREF="sdlcdstatus.html"
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61 >Next</A
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62 ></TD
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63 ></TR
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64 ></TABLE
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65 ><HR
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66 ALIGN="LEFT"
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67 WIDTH="100%"></DIV
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68 ><H1
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69 ><A
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70 NAME="SDLCDOPEN"
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71 >SDL_CDOpen</A
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72 ></H1
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73 ><DIV
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74 CLASS="REFNAMEDIV"
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75 ><A
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76 NAME="AEN6649"
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77 ></A
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78 ><H2
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79 >Name</H2
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80 >SDL_CDOpen -- Opens a CD-ROM drive for access.</DIV
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81 ><DIV
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82 CLASS="REFSYNOPSISDIV"
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83 ><A
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84 NAME="AEN6652"
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85 ></A
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86 ><H2
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87 >Synopsis</H2
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88 ><DIV
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89 CLASS="FUNCSYNOPSIS"
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90 ><A
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91 NAME="AEN6653"
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92 ></A
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93 ><P
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94 ></P
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95 ><PRE
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96 CLASS="FUNCSYNOPSISINFO"
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97 >#include "SDL.h"</PRE
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98 ><P
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99 ><CODE
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100 ><CODE
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101 CLASS="FUNCDEF"
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102 >SDL_CD *<B
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103 CLASS="FSFUNC"
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104 >SDL_CDOpen</B
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105 ></CODE
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106 >(int drive);</CODE
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107 ></P
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108 ><P
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109 ></P
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110 ></DIV
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111 ></DIV
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112 ><DIV
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113 CLASS="REFSECT1"
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114 ><A
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115 NAME="AEN6659"
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116 ></A
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117 ><H2
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118 >Description</H2
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119 ><P
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120 >Opens a CD-ROM drive for access. It returns a <A
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121 HREF="sdlcd.html"
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122 ><SPAN
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123 CLASS="STRUCTNAME"
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124 >SDL_CD</SPAN
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125 ></A
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126 > structure on success, or <TT
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127 CLASS="LITERAL"
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128 >NULL</TT
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129 > 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
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130 CLASS="LITERAL"
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131 >NULL</TT
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132 > CD-ROM handle. </P
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133 ><P
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134 >Drives are numbered starting with 0.
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135 Drive 0 is the system default CD-ROM.</P
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136 ></DIV
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137 ><DIV
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138 CLASS="REFSECT1"
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139 ><A
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140 NAME="AEN6667"
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141 ></A
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142 ><H2
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143 >Examples</H2
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144 ><PRE
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145 CLASS="PROGRAMLISTING"
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146 >SDL_CD *cdrom;
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147 int cur_track;
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148 int min, sec, frame;
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149 SDL_Init(SDL_INIT_CDROM);
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150 atexit(SDL_Quit);
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151
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152 /* Check for CD drives */
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153 if(!SDL_CDNumDrives()){
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154 /* None found */
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155 fprintf(stderr, "No CDROM devices available\n");
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156 exit(-1);
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157 }
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158
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159 /* Open the default drive */
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160 cdrom=SDL_CDOpen(0);
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161
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162 /* Did if open? Check if cdrom is NULL */
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163 if(!cdrom){
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164 fprintf(stderr, "Couldn't open drive: %s\n", SDL_GetError());
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165 exit(-1);
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166 }
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167
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168 /* Print Volume info */
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169 printf("Name: %s\n", SDL_CDName(0));
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170 printf("Tracks: %d\n", cdrom->numtracks);
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171 for(cur_track=0;cur_track < cdrom->numtracks; cur_track++){
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172 FRAMES_TO_MSF(cdrom->track[cur_track].length, &min, &sec, &frame);
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173 printf("\tTrack %d: Length %d:%d\n", cur_track, min, sec);
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174 }
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175
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176 SDL_CDClose(cdrom);</PRE
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177 ></DIV
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178 ><DIV
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179 CLASS="REFSECT1"
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180 ><A
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181 NAME="AEN6670"
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182 ></A
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183 ><H2
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184 >See Also</H2
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185 ><P
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186 ><A
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187 HREF="sdlcd.html"
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188 ><SPAN
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189 CLASS="STRUCTNAME"
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190 >SDL_CD</SPAN
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191 ></A
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192 >,
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193 <A
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194 HREF="sdlcdtrack.html"
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195 ><SPAN
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196 CLASS="STRUCTNAME"
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197 >SDL_CDtrack</SPAN
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198 ></A
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199 >,
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200 <A
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201 HREF="sdlcdclose.html"
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202 ><TT
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203 CLASS="FUNCTION"
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204 >SDL_CDClose</TT
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205 ></A
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206 ></P
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207 ></DIV
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208 ><DIV
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209 CLASS="NAVFOOTER"
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210 ><HR
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211 ALIGN="LEFT"
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212 WIDTH="100%"><TABLE
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213 WIDTH="100%"
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214 BORDER="0"
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215 CELLPADDING="0"
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216 CELLSPACING="0"
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217 ><TR
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218 ><TD
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219 WIDTH="33%"
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220 ALIGN="left"
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221 VALIGN="top"
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222 ><A
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223 HREF="sdlcdname.html"
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224 >Prev</A
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225 ></TD
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226 ><TD
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227 WIDTH="34%"
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228 ALIGN="center"
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229 VALIGN="top"
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230 ><A
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231 HREF="index.html"
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232 >Home</A
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233 ></TD
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234 ><TD
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235 WIDTH="33%"
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236 ALIGN="right"
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237 VALIGN="top"
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238 ><A
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239 HREF="sdlcdstatus.html"
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240 >Next</A
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241 ></TD
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242 ></TR
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243 ><TR
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244 ><TD
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245 WIDTH="33%"
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246 ALIGN="left"
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247 VALIGN="top"
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248 >SDL_CDName</TD
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249 ><TD
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250 WIDTH="34%"
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251 ALIGN="center"
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252 VALIGN="top"
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253 ><A
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254 HREF="cdrom.html"
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255 >Up</A
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256 ></TD
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257 ><TD
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258 WIDTH="33%"
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259 ALIGN="right"
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260 VALIGN="top"
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261 >SDL_CDStatus</TD
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262 ></TR
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263 ></TABLE
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264 ></DIV
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265 ></BODY
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266 ></HTML
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267 > |
