libg722_1  0.0.1
bv16postfilter.h
1 /*****************************************************************************/
2 /* BroadVoice(R)16 (BV16) Floating-Point ANSI-C Source Code */
3 /* Revision Date: August 19, 2009 */
4 /* Version 1.0 */
5 /*****************************************************************************/
6 
7 /*****************************************************************************/
8 /* Copyright 2000-2009 Broadcom Corporation */
9 /* */
10 /* This software is provided under the GNU Lesser General Public License, */
11 /* version 2.1, as published by the Free Software Foundation ("LGPL"). */
12 /* This program is distributed in the hope that it will be useful, but */
13 /* WITHOUT ANY SUPPORT OR WARRANTY; without even the implied warranty of */
14 /* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the LGPL for */
15 /* more details. A copy of the LGPL is available at */
16 /* http://www.broadcom.com/licenses/LGPLv2.1.php, */
17 /* or by writing to the Free Software Foundation, Inc., */
18 /* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
19 /*****************************************************************************/
20 
21 
22 /*****************************************************************************
23  postfilt.h : BV16 Post Filter
24 
25  $Log: bv16postfilter.h,v $
26  Revision 1.1.1.1 2009/11/19 12:10:48 steveu
27  Start from Broadcom's code
28 
29  Revision 1.1.1.1 2009/11/17 14:06:02 steveu
30  start
31 
32 ******************************************************************************/
33 
34 void postfilter(Float *s, /* input : quantized speech signal */
35  int pp, /* input : pitch period */
36  Float *ma_a,
37  Float *b_prv,
38  int *pp_prv,
39  Float *e); /* output: enhanced speech signal */