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><A |
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>SDL_BuildAudioCVT</A |
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><H2 |
>Name</H2 |
>SDL_BuildAudioCVT -- Initializes a SDL_AudioCVT structure for conversion</DIV |
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>Synopsis</H2 |
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><PRE |
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>#include "SDL.h"</PRE |
><P |
><CODE |
><CODE |
CLASS="FUNCDEF" |
>int <B |
CLASS="FSFUNC" |
>SDL_BuildAudioCVT</B |
></CODE |
>(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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>Description</H2 |
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>Before an <A |
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>SDL_AudioCVT</SPAN |
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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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><TT |
CLASS="PARAMETER" |
><I |
>src_format</I |
></TT |
> and <TT |
CLASS="PARAMETER" |
><I |
>dst_format</I |
></TT |
> are the source and destination format of the conversion. (For information on audio formats see <A |
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><SPAN |
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> SDL_AudioSpec</SPAN |
></A |
>). <TT |
CLASS="PARAMETER" |
><I |
>src_channels</I |
></TT |
> and <TT |
CLASS="PARAMETER" |
><I |
>dst_channels</I |
></TT |
> are the number of channels in the source and destination formats. Finally, <TT |
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><I |
>src_rate</I |
></TT |
> and <TT |
CLASS="PARAMETER" |
><I |
>dst_rate</I |
></TT |
> are the frequency or samples-per-second of the source and destination formats. Once again, see <A |
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><SPAN |
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>SDL_AudioSpec</SPAN |
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>.</P |
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><H2 |
>Return Values</H2 |
><P |
>Returns <SPAN |
CLASS="RETURNVALUE" |
>-1</SPAN |
> if the filter could not be built or 1 if it could.</P |
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>Examples</H2 |
><P |
>See <A |
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><TT |
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>SDL_ConvertAudio</TT |
></A |
>.</P |
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><H2 |
>See Also</H2 |
><P |
><A |
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><TT |
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>SDL_ConvertAudio</TT |
></A |
>, |
<A |
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><TT |
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>SDL_AudioCVT</TT |
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