Mercurial > sdl-ios-xcode
annotate docs/html/sdlloadwav.html @ 4085:51486c979189 SDL-1.2
> Hi Ryan,
> I checked the list you linked to, but did not see any reference to whether
> the Win32 window centering bug was fixed... Has that been addressed at all?
> I refer to the bug where, unless one has globally set the
> SDL_WINDOW_CENTERED variable in the OS, only the 1st window that is created
> will be centered. Subsequent calls to SetVideoMode will create a window tha
t
> shares the same upper-left corner location.
I'm working on that now, thanks for reporting it. What I'm doing is if the
width and height are the same, I'm leaving the window position alone, but if
they're different they will respect the positioning environment variables.
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Fri, 20 Jul 2007 03:25:40 +0000 |
| parents | 355632dca928 |
| children |
| rev | line source |
|---|---|
| 0 | 1 <HTML |
| 2 ><HEAD | |
| 3 ><TITLE | |
| 4 >SDL_LoadWAV</TITLE | |
| 5 ><META | |
| 6 NAME="GENERATOR" | |
|
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7 CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+ |
| 0 | 8 "><LINK |
| 9 REL="HOME" | |
| 10 TITLE="SDL Library Documentation" | |
| 11 HREF="index.html"><LINK | |
| 12 REL="UP" | |
| 13 TITLE="Audio" | |
| 14 HREF="audio.html"><LINK | |
| 15 REL="PREVIOUS" | |
| 16 TITLE="SDL_GetAudioStatus" | |
| 17 HREF="sdlgetaudiostatus.html"><LINK | |
| 18 REL="NEXT" | |
| 19 TITLE="SDL_FreeWAV" | |
| 20 HREF="sdlfreewav.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 | |
|
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31 SUMMARY="Header navigation table" |
| 0 | 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="sdlgetaudiostatus.html" | |
|
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49 ACCESSKEY="P" |
| 0 | 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="sdlfreewav.html" | |
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63 ACCESSKEY="N" |
| 0 | 64 >Next</A |
| 65 ></TD | |
| 66 ></TR | |
| 67 ></TABLE | |
| 68 ><HR | |
| 69 ALIGN="LEFT" | |
| 70 WIDTH="100%"></DIV | |
| 71 ><H1 | |
| 72 ><A | |
| 73 NAME="SDLLOADWAV" | |
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74 ></A |
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75 >SDL_LoadWAV</H1 |
| 0 | 76 ><DIV |
| 77 CLASS="REFNAMEDIV" | |
| 78 ><A | |
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79 NAME="AEN6816" |
| 0 | 80 ></A |
| 81 ><H2 | |
| 82 >Name</H2 | |
| 83 >SDL_LoadWAV -- Load a WAVE file</DIV | |
| 84 ><DIV | |
| 85 CLASS="REFSYNOPSISDIV" | |
| 86 ><A | |
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87 NAME="AEN6819" |
| 0 | 88 ></A |
| 89 ><H2 | |
| 90 >Synopsis</H2 | |
| 91 ><DIV | |
| 92 CLASS="FUNCSYNOPSIS" | |
| 93 ><A | |
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94 NAME="AEN6820" |
| 0 | 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_AudioSpec *<B | |
| 106 CLASS="FSFUNC" | |
| 107 >SDL_LoadWAV</B | |
| 108 ></CODE | |
| 109 >(const char *file, SDL_AudioSpec *spec, Uint8 **audio_buf, Uint32 *audio_len);</CODE | |
| 110 ></P | |
| 111 ><P | |
| 112 ></P | |
| 113 ></DIV | |
| 114 ></DIV | |
| 115 ><DIV | |
| 116 CLASS="REFSECT1" | |
| 117 ><A | |
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118 NAME="AEN6826" |
| 0 | 119 ></A |
| 120 ><H2 | |
| 121 >Description</H2 | |
| 122 ><P | |
| 123 ><TT | |
| 124 CLASS="FUNCTION" | |
| 125 >SDL_LoadWAV</TT | |
| 126 > | |
| 127 This function loads a WAVE <TT | |
| 128 CLASS="PARAMETER" | |
| 129 ><I | |
| 130 >file</I | |
| 131 ></TT | |
| 132 > into memory.</P | |
| 133 ><P | |
| 134 >If this function succeeds, it returns the given | |
| 135 <A | |
| 136 HREF="sdlaudiospec.html" | |
| 137 ><TT | |
| 138 CLASS="FUNCTION" | |
| 139 >SDL_AudioSpec</TT | |
| 140 ></A | |
| 141 >, | |
| 142 filled with the audio data format of the wave data, and sets | |
| 143 <TT | |
| 144 CLASS="PARAMETER" | |
| 145 ><I | |
| 146 >audio_buf</I | |
| 147 ></TT | |
| 148 > to a <TT | |
| 149 CLASS="FUNCTION" | |
| 150 >malloc</TT | |
| 151 >'d | |
| 152 buffer containing the audio data, and sets <TT | |
| 153 CLASS="PARAMETER" | |
| 154 ><I | |
| 155 >audio_len</I | |
| 156 ></TT | |
| 157 > | |
| 158 to the length of that audio buffer, in bytes. You need to free the audio | |
| 159 buffer with <A | |
| 160 HREF="sdlfreewav.html" | |
| 161 ><TT | |
| 162 CLASS="FUNCTION" | |
| 163 >SDL_FreeWAV</TT | |
| 164 ></A | |
| 165 > when you are | |
| 166 done with it.</P | |
| 167 ><P | |
| 168 >This function returns <TT | |
| 169 CLASS="LITERAL" | |
| 170 >NULL</TT | |
| 171 > and sets the SDL | |
| 172 error message if the wave file cannot be opened, uses an unknown data format, | |
| 173 or is corrupt. Currently raw, MS-ADPCM and IMA-ADPCM WAVE files are supported.</P | |
| 174 ></DIV | |
| 175 ><DIV | |
| 176 CLASS="REFSECT1" | |
| 177 ><A | |
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178 NAME="AEN6841" |
| 0 | 179 ></A |
| 180 ><H2 | |
| 181 >Example</H2 | |
| 182 ><PRE | |
| 183 CLASS="PROGRAMLISTING" | |
| 184 >SDL_AudioSpec wav_spec; | |
| 185 Uint32 wav_length; | |
| 186 Uint8 *wav_buffer; | |
| 187 | |
| 188 /* Load the WAV */ | |
| 189 if( SDL_LoadWAV("test.wav", &wav_spec, &wav_buffer, &wav_length) == NULL ){ | |
| 190 fprintf(stderr, "Could not open test.wav: %s\n", SDL_GetError()); | |
| 191 exit(-1); | |
| 192 } | |
| 193 . | |
| 194 . | |
| 195 . | |
| 196 /* Do stuff with the WAV */ | |
| 197 . | |
| 198 . | |
| 199 /* Free It */ | |
| 200 SDL_FreeWAV(wav_buffer);</PRE | |
| 201 ></DIV | |
| 202 ><DIV | |
| 203 CLASS="REFSECT1" | |
| 204 ><A | |
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205 NAME="AEN6844" |
| 0 | 206 ></A |
| 207 ><H2 | |
| 208 >See Also</H2 | |
| 209 ><P | |
| 210 ><A | |
| 211 HREF="sdlaudiospec.html" | |
| 212 ><SPAN | |
| 213 CLASS="STRUCTNAME" | |
| 214 >SDL_AudioSpec</SPAN | |
| 215 ></A | |
| 216 >, | |
| 217 <A | |
| 218 HREF="sdlopenaudio.html" | |
| 219 ><TT | |
| 220 CLASS="FUNCTION" | |
| 221 >SDL_OpenAudio</TT | |
| 222 ></A | |
| 223 >, | |
| 224 <A | |
| 225 HREF="sdlfreewav.html" | |
| 226 ><TT | |
| 227 CLASS="FUNCTION" | |
| 228 >SDL_FreeWAV</TT | |
| 229 ></A | |
| 230 ></P | |
| 231 ></DIV | |
| 232 ><DIV | |
| 233 CLASS="NAVFOOTER" | |
| 234 ><HR | |
| 235 ALIGN="LEFT" | |
| 236 WIDTH="100%"><TABLE | |
|
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237 SUMMARY="Footer navigation table" |
| 0 | 238 WIDTH="100%" |
| 239 BORDER="0" | |
| 240 CELLPADDING="0" | |
| 241 CELLSPACING="0" | |
| 242 ><TR | |
| 243 ><TD | |
| 244 WIDTH="33%" | |
| 245 ALIGN="left" | |
| 246 VALIGN="top" | |
| 247 ><A | |
| 248 HREF="sdlgetaudiostatus.html" | |
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249 ACCESSKEY="P" |
| 0 | 250 >Prev</A |
| 251 ></TD | |
| 252 ><TD | |
| 253 WIDTH="34%" | |
| 254 ALIGN="center" | |
| 255 VALIGN="top" | |
| 256 ><A | |
| 257 HREF="index.html" | |
|
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258 ACCESSKEY="H" |
| 0 | 259 >Home</A |
| 260 ></TD | |
| 261 ><TD | |
| 262 WIDTH="33%" | |
| 263 ALIGN="right" | |
| 264 VALIGN="top" | |
| 265 ><A | |
| 266 HREF="sdlfreewav.html" | |
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267 ACCESSKEY="N" |
| 0 | 268 >Next</A |
| 269 ></TD | |
| 270 ></TR | |
| 271 ><TR | |
| 272 ><TD | |
| 273 WIDTH="33%" | |
| 274 ALIGN="left" | |
| 275 VALIGN="top" | |
| 276 >SDL_GetAudioStatus</TD | |
| 277 ><TD | |
| 278 WIDTH="34%" | |
| 279 ALIGN="center" | |
| 280 VALIGN="top" | |
| 281 ><A | |
| 282 HREF="audio.html" | |
|
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283 ACCESSKEY="U" |
| 0 | 284 >Up</A |
| 285 ></TD | |
| 286 ><TD | |
| 287 WIDTH="33%" | |
| 288 ALIGN="right" | |
| 289 VALIGN="top" | |
| 290 >SDL_FreeWAV</TD | |
| 291 ></TR | |
| 292 ></TABLE | |
| 293 ></DIV | |
| 294 ></BODY | |
| 295 ></HTML | |
| 296 > |