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Diffstat (limited to 'lib/lsp.h')
| -rw-r--r-- | lib/lsp.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/lib/lsp.h b/lib/lsp.h new file mode 100644 index 0000000..8a8d10e --- /dev/null +++ b/lib/lsp.h @@ -0,0 +1,27 @@ +/******************************************************************** + * * + * 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 1994-2009 * + * by the Xiph.Org Foundation http://www.xiph.org/ * + * * + ******************************************************************** + + function: LSP (also called LSF) conversion routines + + ********************************************************************/ + + +#ifndef _V_LSP_H_ +#define _V_LSP_H_ + +extern int vorbis_lpc_to_lsp(float *lpc,float *lsp,int m); + +extern void vorbis_lsp_to_curve(float *curve,int *map,int n,int ln, + float *lsp,int m, + float amp,float ampoffset); + +#endif |