view docs/html/sdlcdtrack.html @ 3946:259aaca0fb0c SDL-1.2

Use system memset/memcpy on Mac OS X, since Apple hand-tunes these for each processor they ship (and thus, it's likely to beat our code on PowerPC and Intel and whatever variants or new archs show up later).
author Ryan C. Gordon <icculus@icculus.org>
date Sun, 03 Jun 2007 06:52:06 +0000
parents 355632dca928
children
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>SDL_CDtrack</TITLE
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><H1
><A
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>SDL_CDtrack</H1
><DIV
CLASS="REFNAMEDIV"
><A
NAME="AEN7628"
></A
><H2
>Name</H2
>SDL_CDtrack&nbsp;--&nbsp;CD Track Information Structure</DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN7631"
></A
><H2
>Structure Definition</H2
><PRE
CLASS="PROGRAMLISTING"
>typedef struct{
  Uint8 id;
  Uint8 type;
  Uint32 length;
  Uint32 offset;
} SDL_CDtrack;</PRE
></DIV
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><H2
>Structure Data</H2
><DIV
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><TABLE
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><TBODY
><TR
><TD
ALIGN="LEFT"
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><TT
CLASS="STRUCTFIELD"
><I
>id</I
></TT
></TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
>Track number (0-99)</TD
></TR
><TR
><TD
ALIGN="LEFT"
VALIGN="TOP"
><TT
CLASS="STRUCTFIELD"
><I
>type</I
></TT
></TD
><TD
ALIGN="LEFT"
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><TT
CLASS="LITERAL"
>SDL_AUDIO_TRACK</TT
> or <TT
CLASS="LITERAL"
>SDL_DATA_TRACK</TT
></TD
></TR
><TR
><TD
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><TT
CLASS="STRUCTFIELD"
><I
>length</I
></TT
></TD
><TD
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>Length, in frames, of this track</TD
></TR
><TR
><TD
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><TT
CLASS="STRUCTFIELD"
><I
>offset</I
></TT
></TD
><TD
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>Frame offset to the beginning of this track</TD
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><H2
>Description</H2
><P
><SPAN
CLASS="STRUCTNAME"
>SDL_CDtrack</SPAN
> stores data on each track on a CD, its fields should be pretty self explainatory. It is a member a the <A
HREF="sdlcd.html"
><SPAN
CLASS="STRUCTNAME"
>SDL_CD</SPAN
></A
> structure.</P
><DIV
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><BLOCKQUOTE
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><P
><B
>Note: </B
>Frames can be converted to standard timings. There are <TT
CLASS="LITERAL"
>CD_FPS</TT
> frames per second, so <SPAN
CLASS="STRUCTNAME"
>SDL_CDtrack</SPAN
>.<TT
CLASS="STRUCTFIELD"
><I
>length</I
></TT
>/<TT
CLASS="LITERAL"
>CD_FPS</TT
>=length_in_seconds.</P
></BLOCKQUOTE
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>See Also</H2
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>SDL_CD</SPAN
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