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annotate docs/man3/SDL_BuildAudioCVT.3 @ 872:e7be95d758e8

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Date: Fri, 05 Mar 2004 16:08:01 +0000 From: Alan Swanson Subject: Re: [SDL] Fatal signal when initiaize with USB joystick on 2.6.2 kern On Fri, 2004-03-05 at 15:09, Sam Lantinga wrote: > > Fred, how does the attached patch work for you? Do all your axes work? > > I think you meant the two lines to be reversed. > I checked a more robust version of this into CVS. Fred, can you see if > it works? You've misread the code. :-/ For coef[0] and coef[1], it is (values[2]+values[1]) / 2 and then add or subtract values[4] to the answer.
author Sam Lantinga <slouken@libsdl.org>
date Sat, 06 Mar 2004 02:58:06 +0000
parents e5bc29de3f0a
children 546f7c1eb755
rev   line source
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e5bc29de3f0a Updated from the SDL Documentation Project
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1 .TH "SDL_BuildAudioCVT" "3" "Tue 11 Sep 2001, 22:58" "SDL" "SDL API Reference"
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2 .SH "NAME"
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3 SDL_BuildAudioCVT\- Initializes a SDL_AudioCVT structure for conversion
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4 .SH "SYNOPSIS"
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5 .PP
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6 \fB#include "SDL\&.h"
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7 .sp
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8 \fBint \fBSDL_BuildAudioCVT\fP\fR(\fBSDL_AudioCVT *cvt, Uint16 src_format, Uint8 src_channels, int src_rate, Uint16 dst_format, Uint8 dst_channels, int dst_rate\fR);
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9 .SH "DESCRIPTION"
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10 .PP
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11 Before an \fI\fBSDL_AudioCVT\fR\fR structure can be used to convert audio data it must be initialized with source and destination information\&.
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12 .PP
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13 \fBsrc_format\fR and \fBdst_format\fR are the source and destination format of the conversion\&. (For information on audio formats see \fI\fB SDL_AudioSpec\fR\fR)\&. \fBsrc_channels\fR and \fBdst_channels\fR are the number of channels in the source and destination formats\&. Finally, \fBsrc_rate\fR and \fBdst_rate\fR are the frequency or samples-per-second of the source and destination formats\&. Once again, see \fI\fBSDL_AudioSpec\fR\fR\&.
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14 .SH "RETURN VALUES"
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15 .PP
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16 Returns \fB-1\fR if the filter could not be built or 1 if it could\&.
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17 .SH "EXAMPLES"
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18 .PP
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19 See \fI\fBSDL_ConvertAudio\fP\fR\&.
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20 .SH "SEE ALSO"
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21 .PP
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22 \fI\fBSDL_ConvertAudio\fP\fR, \fI\fBSDL_AudioCVT\fP\fR
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23 ...\" created by instant / docbook-to-man, Tue 11 Sep 2001, 22:58