bv16postfilter.h

00001 /*****************************************************************************/
00002 /* BroadVoice(R)16 (BV16) Floating-Point ANSI-C Source Code                  */
00003 /* Revision Date: August 19, 2009                                            */
00004 /* Version 1.0                                                               */
00005 /*****************************************************************************/
00006 
00007 /*****************************************************************************/
00008 /* Copyright 2000-2009 Broadcom Corporation                                  */
00009 /*                                                                           */
00010 /* This software is provided under the GNU Lesser General Public License,    */
00011 /* version 2.1, as published by the Free Software Foundation ("LGPL").       */
00012 /* This program is distributed in the hope that it will be useful, but       */
00013 /* WITHOUT ANY SUPPORT OR WARRANTY; without even the implied warranty of     */
00014 /* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the LGPL for     */
00015 /* more details.  A copy of the LGPL is available at                         */
00016 /* http://www.broadcom.com/licenses/LGPLv2.1.php,                            */
00017 /* or by writing to the Free Software Foundation, Inc.,                      */
00018 /* 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.                 */
00019 /*****************************************************************************/
00020 
00021 
00022 /*****************************************************************************
00023   postfilt.h : BV16 Post Filter
00024 
00025   $Log: bv16postfilter.h,v $
00026   Revision 1.1.1.1  2009/11/19 12:10:48  steveu
00027   Start from Broadcom's code
00028 
00029   Revision 1.1.1.1  2009/11/17 14:06:02  steveu
00030   start
00031 
00032 ******************************************************************************/
00033 
00034 void postfilter(Float *s,   /* input : quantized speech signal         */
00035                 int pp,   /* input : pitch period                    */
00036                 Float *ma_a,
00037                 Float *b_prv,
00038                 int *pp_prv,
00039                 Float *e);  /* output: enhanced speech signal          */

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