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annotate docs/html/sdlbuildaudiocvt.html @ 608:d0fecf67cd93
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| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Sun, 09 Mar 2003 21:38:18 +0000 |
| parents | e5bc29de3f0a |
| children | 355632dca928 |
| rev | line source |
|---|---|
| 0 | 1 <HTML |
| 2 ><HEAD | |
| 3 ><TITLE | |
| 4 >SDL_BuildAudioCVT</TITLE | |
| 5 ><META | |
| 6 NAME="GENERATOR" | |
|
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7 CONTENT="Modular DocBook HTML Stylesheet Version 1.64 |
| 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_AudioCVT" | |
| 17 HREF="sdlaudiocvt.html"><LINK | |
| 18 REL="NEXT" | |
| 19 TITLE="SDL_ConvertAudio" | |
| 20 HREF="sdlconvertaudio.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 WIDTH="100%" | |
| 32 BORDER="0" | |
| 33 CELLPADDING="0" | |
| 34 CELLSPACING="0" | |
| 35 ><TR | |
| 36 ><TH | |
| 37 COLSPAN="3" | |
| 38 ALIGN="center" | |
| 39 >SDL Library Documentation</TH | |
| 40 ></TR | |
| 41 ><TR | |
| 42 ><TD | |
| 43 WIDTH="10%" | |
| 44 ALIGN="left" | |
| 45 VALIGN="bottom" | |
| 46 ><A | |
| 47 HREF="sdlaudiocvt.html" | |
| 48 >Prev</A | |
| 49 ></TD | |
| 50 ><TD | |
| 51 WIDTH="80%" | |
| 52 ALIGN="center" | |
| 53 VALIGN="bottom" | |
| 54 ></TD | |
| 55 ><TD | |
| 56 WIDTH="10%" | |
| 57 ALIGN="right" | |
| 58 VALIGN="bottom" | |
| 59 ><A | |
| 60 HREF="sdlconvertaudio.html" | |
| 61 >Next</A | |
| 62 ></TD | |
| 63 ></TR | |
| 64 ></TABLE | |
| 65 ><HR | |
| 66 ALIGN="LEFT" | |
| 67 WIDTH="100%"></DIV | |
| 68 ><H1 | |
| 69 ><A | |
| 70 NAME="SDLBUILDAUDIOCVT" | |
| 71 >SDL_BuildAudioCVT</A | |
| 72 ></H1 | |
| 73 ><DIV | |
| 74 CLASS="REFNAMEDIV" | |
| 75 ><A | |
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76 NAME="AEN6614" |
| 0 | 77 ></A |
| 78 ><H2 | |
| 79 >Name</H2 | |
| 80 >SDL_BuildAudioCVT -- Initializes a SDL_AudioCVT structure for conversion</DIV | |
| 81 ><DIV | |
| 82 CLASS="REFSYNOPSISDIV" | |
| 83 ><A | |
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84 NAME="AEN6617" |
| 0 | 85 ></A |
| 86 ><H2 | |
| 87 >Synopsis</H2 | |
| 88 ><DIV | |
| 89 CLASS="FUNCSYNOPSIS" | |
| 90 ><A | |
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91 NAME="AEN6618" |
| 0 | 92 ></A |
| 93 ><P | |
| 94 ></P | |
| 95 ><PRE | |
| 96 CLASS="FUNCSYNOPSISINFO" | |
| 97 >#include "SDL.h"</PRE | |
| 98 ><P | |
| 99 ><CODE | |
| 100 ><CODE | |
| 101 CLASS="FUNCDEF" | |
| 102 >int <B | |
| 103 CLASS="FSFUNC" | |
| 104 >SDL_BuildAudioCVT</B | |
| 105 ></CODE | |
| 106 >(SDL_AudioCVT *cvt, Uint16 src_format, Uint8 src_channels, int src_rate, Uint16 dst_format, Uint8 dst_channels, int dst_rate);</CODE | |
| 107 ></P | |
| 108 ><P | |
| 109 ></P | |
| 110 ></DIV | |
| 111 ></DIV | |
| 112 ><DIV | |
| 113 CLASS="REFSECT1" | |
| 114 ><A | |
|
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115 NAME="AEN6624" |
| 0 | 116 ></A |
| 117 ><H2 | |
| 118 >Description</H2 | |
| 119 ><P | |
| 120 >Before an <A | |
| 121 HREF="sdlaudiocvt.html" | |
| 122 ><SPAN | |
| 123 CLASS="STRUCTNAME" | |
| 124 >SDL_AudioCVT</SPAN | |
| 125 ></A | |
| 126 > structure can be used to convert audio data it must be initialized with source and destination information. </P | |
| 127 ><P | |
| 128 ><TT | |
| 129 CLASS="PARAMETER" | |
| 130 ><I | |
| 131 >src_format</I | |
| 132 ></TT | |
| 133 > and <TT | |
| 134 CLASS="PARAMETER" | |
| 135 ><I | |
| 136 >dst_format</I | |
| 137 ></TT | |
| 138 > are the source and destination format of the conversion. (For information on audio formats see <A | |
| 139 HREF="sdlaudiospec.html" | |
| 140 ><SPAN | |
| 141 CLASS="STRUCTNAME" | |
| 142 > SDL_AudioSpec</SPAN | |
| 143 ></A | |
| 144 >). <TT | |
| 145 CLASS="PARAMETER" | |
| 146 ><I | |
| 147 >src_channels</I | |
| 148 ></TT | |
| 149 > and <TT | |
| 150 CLASS="PARAMETER" | |
| 151 ><I | |
| 152 >dst_channels</I | |
| 153 ></TT | |
| 154 > are the number of channels in the source and destination formats. Finally, <TT | |
| 155 CLASS="PARAMETER" | |
| 156 ><I | |
| 157 >src_rate</I | |
| 158 ></TT | |
| 159 > and <TT | |
| 160 CLASS="PARAMETER" | |
| 161 ><I | |
| 162 >dst_rate</I | |
| 163 ></TT | |
| 164 > are the frequency or samples-per-second of the source and destination formats. Once again, see <A | |
| 165 HREF="sdlaudiospec.html" | |
| 166 ><SPAN | |
| 167 CLASS="STRUCTNAME" | |
| 168 >SDL_AudioSpec</SPAN | |
| 169 ></A | |
| 170 >.</P | |
| 171 ></DIV | |
| 172 ><DIV | |
| 173 CLASS="REFSECT1" | |
| 174 ><A | |
|
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175 NAME="AEN6640" |
| 0 | 176 ></A |
| 177 ><H2 | |
| 178 >Return Values</H2 | |
| 179 ><P | |
| 180 >Returns <SPAN | |
| 181 CLASS="RETURNVALUE" | |
| 182 >-1</SPAN | |
| 183 > if the filter could not be built or 1 if it could.</P | |
| 184 ></DIV | |
| 185 ><DIV | |
| 186 CLASS="REFSECT1" | |
| 187 ><A | |
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188 NAME="AEN6644" |
| 0 | 189 ></A |
| 190 ><H2 | |
| 191 >Examples</H2 | |
| 192 ><P | |
| 193 >See <A | |
| 194 HREF="sdlconvertaudio.html" | |
| 195 ><TT | |
| 196 CLASS="FUNCTION" | |
| 197 >SDL_ConvertAudio</TT | |
| 198 ></A | |
| 199 >.</P | |
| 200 ></DIV | |
| 201 ><DIV | |
| 202 CLASS="REFSECT1" | |
| 203 ><A | |
|
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204 NAME="AEN6649" |
| 0 | 205 ></A |
| 206 ><H2 | |
| 207 >See Also</H2 | |
| 208 ><P | |
| 209 ><A | |
| 210 HREF="sdlconvertaudio.html" | |
| 211 ><TT | |
| 212 CLASS="FUNCTION" | |
| 213 >SDL_ConvertAudio</TT | |
| 214 ></A | |
| 215 >, | |
| 216 <A | |
| 217 HREF="sdlaudiocvt.html" | |
| 218 ><TT | |
| 219 CLASS="FUNCTION" | |
| 220 >SDL_AudioCVT</TT | |
| 221 ></A | |
| 222 ></P | |
| 223 ></DIV | |
| 224 ><DIV | |
| 225 CLASS="NAVFOOTER" | |
| 226 ><HR | |
| 227 ALIGN="LEFT" | |
| 228 WIDTH="100%"><TABLE | |
| 229 WIDTH="100%" | |
| 230 BORDER="0" | |
| 231 CELLPADDING="0" | |
| 232 CELLSPACING="0" | |
| 233 ><TR | |
| 234 ><TD | |
| 235 WIDTH="33%" | |
| 236 ALIGN="left" | |
| 237 VALIGN="top" | |
| 238 ><A | |
| 239 HREF="sdlaudiocvt.html" | |
| 240 >Prev</A | |
| 241 ></TD | |
| 242 ><TD | |
| 243 WIDTH="34%" | |
| 244 ALIGN="center" | |
| 245 VALIGN="top" | |
| 246 ><A | |
| 247 HREF="index.html" | |
| 248 >Home</A | |
| 249 ></TD | |
| 250 ><TD | |
| 251 WIDTH="33%" | |
| 252 ALIGN="right" | |
| 253 VALIGN="top" | |
| 254 ><A | |
| 255 HREF="sdlconvertaudio.html" | |
| 256 >Next</A | |
| 257 ></TD | |
| 258 ></TR | |
| 259 ><TR | |
| 260 ><TD | |
| 261 WIDTH="33%" | |
| 262 ALIGN="left" | |
| 263 VALIGN="top" | |
| 264 >SDL_AudioCVT</TD | |
| 265 ><TD | |
| 266 WIDTH="34%" | |
| 267 ALIGN="center" | |
| 268 VALIGN="top" | |
| 269 ><A | |
| 270 HREF="audio.html" | |
| 271 >Up</A | |
| 272 ></TD | |
| 273 ><TD | |
| 274 WIDTH="33%" | |
| 275 ALIGN="right" | |
| 276 VALIGN="top" | |
| 277 >SDL_ConvertAudio</TD | |
| 278 ></TR | |
| 279 ></TABLE | |
| 280 ></DIV | |
| 281 ></BODY | |
| 282 ></HTML | |
| 283 > |