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Diffstat (limited to 'contrib/vorbis/lib/lpc.h')
| -rw-r--r-- | contrib/vorbis/lib/lpc.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/contrib/vorbis/lib/lpc.h b/contrib/vorbis/lib/lpc.h new file mode 100644 index 0000000..9cc7945 --- /dev/null +++ b/contrib/vorbis/lib/lpc.h @@ -0,0 +1,28 @@ +/******************************************************************** + * * + * THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. * + * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS * + * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE * + * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. * + * * + * THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2007 * + * by the Xiph.Org Foundation http://www.xiph.org/ * + * * + ******************************************************************** + + function: LPC low level routines + + ********************************************************************/ + +#ifndef _V_LPC_H_ +#define _V_LPC_H_ + +#include "vorbis/codec.h" + +/* simple linear scale LPC code */ +extern float vorbis_lpc_from_data(float *data,float *lpc,int n,int m); + +extern void vorbis_lpc_predict(float *coeff,float *prime,int m, + float *data,long n); + +#endif |