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docs/html/sdlbuildaudiocvt.html
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docs/html/sdlbuildaudiocvt.html
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<HTML
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><HEAD
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><TITLE
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>SDL_BuildAudioCVT</TITLE
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><META
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NAME="GENERATOR"
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CONTENT="Modular DocBook HTML Stylesheet Version 1.61
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"><LINK
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REL="HOME"
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TITLE="SDL Library Documentation"
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HREF="index.html"><LINK
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REL="UP"
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TITLE="Audio"
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HREF="audio.html"><LINK
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REL="PREVIOUS"
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TITLE="SDL_AudioCVT"
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HREF="sdlaudiocvt.html"><LINK
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REL="NEXT"
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TITLE="SDL_ConvertAudio"
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HREF="sdlconvertaudio.html"></HEAD
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><BODY
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CLASS="REFENTRY"
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BGCOLOR="#FFF8DC"
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TEXT="#000000"
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LINK="#0000ee"
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VLINK="#551a8b"
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ALINK="#ff0000"
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><DIV
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CLASS="NAVHEADER"
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><TABLE
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WIDTH="100%"
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BORDER="0"
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CELLPADDING="0"
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CELLSPACING="0"
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><TR
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><TH
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COLSPAN="3"
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ALIGN="center"
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>SDL Library Documentation</TH
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></TR
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><TR
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><TD
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WIDTH="10%"
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ALIGN="left"
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VALIGN="bottom"
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><A
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HREF="sdlaudiocvt.html"
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>Prev</A
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></TD
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><TD
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WIDTH="80%"
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ALIGN="center"
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VALIGN="bottom"
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></TD
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><TD
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WIDTH="10%"
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ALIGN="right"
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VALIGN="bottom"
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><A
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HREF="sdlconvertaudio.html"
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>Next</A
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></TD
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></TR
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></TABLE
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><HR
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ALIGN="LEFT"
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WIDTH="100%"></DIV
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><H1
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><A
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NAME="SDLBUILDAUDIOCVT"
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>SDL_BuildAudioCVT</A
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></H1
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><DIV
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CLASS="REFNAMEDIV"
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><A
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NAME="AEN6380"
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></A
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><H2
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>Name</H2
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>SDL_BuildAudioCVT -- Initializes a SDL_AudioCVT structure for conversion</DIV
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><DIV
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CLASS="REFSYNOPSISDIV"
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><A
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NAME="AEN6383"
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></A
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><H2
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>Synopsis</H2
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><DIV
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CLASS="FUNCSYNOPSIS"
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><A
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NAME="AEN6384"
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></A
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><P
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></P
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><PRE
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CLASS="FUNCSYNOPSISINFO"
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>#include "SDL.h"</PRE
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><P
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><CODE
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><CODE
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CLASS="FUNCDEF"
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>int <B
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CLASS="FSFUNC"
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>SDL_BuildAudioCVT</B
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></CODE
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>(SDL_AudioCVT *cvt, Uint16 src_format, Uint8 src_channels, int src_rate, Uint16 dst_format, Uint8 dst_channels, int dst_rate);</CODE
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></P
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><P
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></P
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></DIV
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></DIV
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><DIV
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CLASS="REFSECT1"
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><A
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NAME="AEN6390"
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></A
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><H2
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>Description</H2
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><P
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>Before an <A
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HREF="sdlaudiocvt.html"
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><SPAN
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CLASS="STRUCTNAME"
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>SDL_AudioCVT</SPAN
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></A
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> structure can be used to convert audio data it must be initialized with source and destination information. </P
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><P
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><TT
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CLASS="PARAMETER"
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><I
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>src_format</I
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></TT
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> and <TT
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CLASS="PARAMETER"
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><I
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>dst_format</I
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></TT
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> are the source and destination format of the conversion. (For information on audio formats see <A
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HREF="sdlaudiospec.html"
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><SPAN
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CLASS="STRUCTNAME"
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> SDL_AudioSpec</SPAN
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></A
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>). <TT
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CLASS="PARAMETER"
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><I
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>src_channels</I
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></TT
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> and <TT
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CLASS="PARAMETER"
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><I
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>dst_channels</I
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></TT
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> are the number of channels in the source and destination formats. Finally, <TT
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CLASS="PARAMETER"
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><I
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>src_rate</I
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></TT
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> and <TT
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CLASS="PARAMETER"
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><I
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>dst_rate</I
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></TT
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> are the frequency or samples-per-second of the source and destination formats. Once again, see <A
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HREF="sdlaudiospec.html"
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><SPAN
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CLASS="STRUCTNAME"
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>SDL_AudioSpec</SPAN
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></A
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>.</P
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></DIV
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><DIV
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CLASS="REFSECT1"
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><A
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NAME="AEN6406"
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></A
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><H2
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>Return Values</H2
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><P
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>Returns <SPAN
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CLASS="RETURNVALUE"
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>-1</SPAN
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> if the filter could not be built or 1 if it could.</P
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></DIV
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><DIV
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CLASS="REFSECT1"
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><A
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NAME="AEN6410"
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></A
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><H2
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>Examples</H2
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><P
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>See <A
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HREF="sdlconvertaudio.html"
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><TT
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CLASS="FUNCTION"
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>SDL_ConvertAudio</TT
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></A
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>.</P
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></DIV
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><DIV
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CLASS="REFSECT1"
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><A
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NAME="AEN6415"
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></A
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><H2
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>See Also</H2
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><P
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><A
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HREF="sdlconvertaudio.html"
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><TT
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CLASS="FUNCTION"
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>SDL_ConvertAudio</TT
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></A
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>,
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<A
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HREF="sdlaudiocvt.html"
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><TT
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CLASS="FUNCTION"
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>SDL_AudioCVT</TT
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></A
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></P
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></DIV
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><DIV
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CLASS="NAVFOOTER"
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><HR
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ALIGN="LEFT"
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WIDTH="100%"><TABLE
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WIDTH="100%"
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BORDER="0"
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CELLPADDING="0"
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CELLSPACING="0"
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><TR
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><TD
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WIDTH="33%"
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ALIGN="left"
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VALIGN="top"
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><A
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HREF="sdlaudiocvt.html"
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>Prev</A
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></TD
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><TD
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WIDTH="34%"
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ALIGN="center"
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VALIGN="top"
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><A
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HREF="index.html"
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>Home</A
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></TD
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><TD
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WIDTH="33%"
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ALIGN="right"
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VALIGN="top"
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><A
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HREF="sdlconvertaudio.html"
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>Next</A
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></TD
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></TR
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><TR
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><TD
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WIDTH="33%"
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ALIGN="left"
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VALIGN="top"
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>SDL_AudioCVT</TD
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><TD
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WIDTH="34%"
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ALIGN="center"
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VALIGN="top"
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><A
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HREF="audio.html"
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>Up</A
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></TD
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><TD
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WIDTH="33%"
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ALIGN="right"
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VALIGN="top"
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>SDL_ConvertAudio</TD
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></TR
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></TABLE
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></DIV
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></BODY
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></HTML
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>
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