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1 <HTML |
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2 ><HEAD |
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3 ><TITLE |
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4 >SDL_LockAudio</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 1.76b+ |
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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="Audio" |
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14 HREF="audio.html"><LINK |
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15 REL="PREVIOUS" |
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16 TITLE="SDL_MixAudio" |
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17 HREF="sdlmixaudio.html"><LINK |
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18 REL="NEXT" |
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19 TITLE="SDL_UnlockAudio" |
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20 HREF="sdlunlockaudio.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 SUMMARY="Header navigation table" |
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32 WIDTH="100%" |
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33 BORDER="0" |
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34 CELLPADDING="0" |
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35 CELLSPACING="0" |
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36 ><TR |
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37 ><TH |
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38 COLSPAN="3" |
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39 ALIGN="center" |
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40 >SDL Library Documentation</TH |
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41 ></TR |
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42 ><TR |
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43 ><TD |
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44 WIDTH="10%" |
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45 ALIGN="left" |
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46 VALIGN="bottom" |
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47 ><A |
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48 HREF="sdlmixaudio.html" |
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49 ACCESSKEY="P" |
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50 >Prev</A |
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51 ></TD |
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52 ><TD |
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53 WIDTH="80%" |
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54 ALIGN="center" |
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55 VALIGN="bottom" |
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56 ></TD |
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57 ><TD |
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58 WIDTH="10%" |
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59 ALIGN="right" |
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60 VALIGN="bottom" |
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61 ><A |
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62 HREF="sdlunlockaudio.html" |
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63 ACCESSKEY="N" |
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64 >Next</A |
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65 ></TD |
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66 ></TR |
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67 ></TABLE |
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68 ><HR |
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69 ALIGN="LEFT" |
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70 WIDTH="100%"></DIV |
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71 ><H1 |
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72 ><A |
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73 NAME="SDLLOCKAUDIO" |
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74 ></A |
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75 >SDL_LockAudio</H1 |
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76 ><DIV |
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77 CLASS="REFNAMEDIV" |
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78 ><A |
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79 NAME="AEN7134" |
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80 ></A |
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81 ><H2 |
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82 >Name</H2 |
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83 >SDL_LockAudio -- Lock out the callback function</DIV |
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84 ><DIV |
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85 CLASS="REFSYNOPSISDIV" |
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86 ><A |
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87 NAME="AEN7137" |
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88 ></A |
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89 ><H2 |
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90 >Synopsis</H2 |
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91 ><DIV |
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92 CLASS="FUNCSYNOPSIS" |
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93 ><A |
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94 NAME="AEN7138" |
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95 ></A |
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96 ><P |
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97 ></P |
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98 ><PRE |
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99 CLASS="FUNCSYNOPSISINFO" |
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100 >#include "SDL.h"</PRE |
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101 ><P |
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102 ><CODE |
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103 ><CODE |
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104 CLASS="FUNCDEF" |
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105 >void <B |
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106 CLASS="FSFUNC" |
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107 >SDL_LockAudio</B |
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108 ></CODE |
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109 >(void);</CODE |
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110 ></P |
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111 ><P |
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112 ></P |
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113 ></DIV |
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114 ></DIV |
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115 ><DIV |
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116 CLASS="REFSECT1" |
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117 ><A |
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118 NAME="AEN7144" |
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119 ></A |
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120 ><H2 |
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121 >Description</H2 |
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122 ><P |
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123 >The lock manipulated by these functions protects the callback function. |
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124 During a LockAudio period, you can be guaranteed that the |
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125 callback function is not running. Do not call these from the callback |
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126 function or you will cause deadlock.</P |
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127 ></DIV |
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128 ><DIV |
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129 CLASS="REFSECT1" |
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130 ><A |
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131 NAME="AEN7147" |
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132 ></A |
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133 ><H2 |
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134 >See Also</H2 |
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135 ><P |
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136 ><A |
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137 HREF="sdlopenaudio.html" |
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138 ><TT |
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139 CLASS="FUNCTION" |
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140 >SDL_OpenAudio</TT |
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141 ></A |
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142 ></P |
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143 ></DIV |
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144 ><DIV |
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145 CLASS="NAVFOOTER" |
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146 ><HR |
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147 ALIGN="LEFT" |
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148 WIDTH="100%"><TABLE |
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149 SUMMARY="Footer navigation table" |
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150 WIDTH="100%" |
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151 BORDER="0" |
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152 CELLPADDING="0" |
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153 CELLSPACING="0" |
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154 ><TR |
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155 ><TD |
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156 WIDTH="33%" |
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157 ALIGN="left" |
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158 VALIGN="top" |
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159 ><A |
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160 HREF="sdlmixaudio.html" |
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161 ACCESSKEY="P" |
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162 >Prev</A |
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163 ></TD |
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164 ><TD |
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165 WIDTH="34%" |
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166 ALIGN="center" |
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167 VALIGN="top" |
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168 ><A |
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169 HREF="index.html" |
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170 ACCESSKEY="H" |
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171 >Home</A |
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172 ></TD |
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173 ><TD |
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174 WIDTH="33%" |
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175 ALIGN="right" |
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176 VALIGN="top" |
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177 ><A |
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178 HREF="sdlunlockaudio.html" |
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179 ACCESSKEY="N" |
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180 >Next</A |
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181 ></TD |
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182 ></TR |
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183 ><TR |
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184 ><TD |
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185 WIDTH="33%" |
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186 ALIGN="left" |
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187 VALIGN="top" |
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188 >SDL_MixAudio</TD |
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189 ><TD |
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190 WIDTH="34%" |
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191 ALIGN="center" |
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192 VALIGN="top" |
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193 ><A |
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194 HREF="audio.html" |
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195 ACCESSKEY="U" |
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196 >Up</A |
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197 ></TD |
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198 ><TD |
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199 WIDTH="33%" |
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200 ALIGN="right" |
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201 VALIGN="top" |
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202 >SDL_UnlockAudio</TD |
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203 ></TR |
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204 ></TABLE |
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205 ></DIV |
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206 ></BODY |
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207 ></HTML |
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208 > |