mirror of
https://github.com/asterisk/asterisk.git
synced 2025-10-27 06:31:54 +00:00
4c2cfeeaed
https://origsvn.digium.com/svn/asterisk/branches/1.4 ........ r45079 | file | 2006-10-13 14:42:49 -0400 (Fri, 13 Oct 2006) | 2 lines And file said... let the compiler warnings STOP! ........ git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@45080 65c4cc65-6c06-0410-ace0-fbb531ad65f3
108 lines
2.6 KiB
C
108 lines
2.6 KiB
C
/*
|
|
|
|
$Log$
|
|
Revision 1.15 2004/06/26 03:50:14 markster
|
|
Merge source cleanups (bug #1911)
|
|
|
|
Revision 1.14 2003/02/12 13:59:14 matteo
|
|
mer feb 12 14:56:57 CET 2003
|
|
|
|
Revision 1.1.1.1 2003/02/12 13:59:14 matteo
|
|
mer feb 12 14:56:57 CET 2003
|
|
|
|
Revision 1.2 2000/01/05 08:20:39 markster
|
|
Some OSS fixes and a few lpc changes to make it actually work
|
|
|
|
* Revision 1.1 1996/08/19 22:40:23 jaf
|
|
* Initial revision
|
|
*
|
|
|
|
*/
|
|
|
|
/* -- translated by f2c (version 19951025).
|
|
You must link the resulting object file with the libraries:
|
|
-lf2c -lm (in that order)
|
|
*/
|
|
|
|
#include "f2c.h"
|
|
|
|
#ifdef P_R_O_T_O_T_Y_P_E_S
|
|
extern int dcbias_(integer *len, real *speech, real *sigout);
|
|
#endif
|
|
|
|
/* ********************************************************************* */
|
|
|
|
/* DCBIAS Version 50 */
|
|
|
|
/* $Log$
|
|
* Revision 1.15 2004/06/26 03:50:14 markster
|
|
* Merge source cleanups (bug #1911)
|
|
*
|
|
* Revision 1.14 2003/02/12 13:59:14 matteo
|
|
* mer feb 12 14:56:57 CET 2003
|
|
*
|
|
* Revision 1.1.1.1 2003/02/12 13:59:14 matteo
|
|
* mer feb 12 14:56:57 CET 2003
|
|
*
|
|
* Revision 1.2 2000/01/05 08:20:39 markster
|
|
* Some OSS fixes and a few lpc changes to make it actually work
|
|
*
|
|
* Revision 1.1 1996/08/19 22:40:23 jaf
|
|
* Initial revision
|
|
* */
|
|
/* Revision 1.3 1996/03/18 21:19:22 jaf */
|
|
/* Just added a few comments about which array indices of the arguments */
|
|
/* are used, and mentioning that this subroutine has no local state. */
|
|
|
|
/* Revision 1.2 1996/03/13 16:44:53 jaf */
|
|
/* Comments added explaining that none of the local variables of this */
|
|
/* subroutine need to be saved from one invocation to the next. */
|
|
|
|
/* Revision 1.1 1996/02/07 14:44:21 jaf */
|
|
/* Initial revision */
|
|
|
|
|
|
/* ********************************************************************* */
|
|
|
|
/* Calculate and remove DC bias from buffer. */
|
|
|
|
/* Input: */
|
|
/* LEN - Length of speech buffers */
|
|
/* SPEECH - Input speech buffer */
|
|
/* Indices 1 through LEN read. */
|
|
/* Output: */
|
|
/* SIGOUT - Output speech buffer */
|
|
/* Indices 1 through LEN written */
|
|
|
|
/* This subroutine has no local state. */
|
|
|
|
/* Subroutine */ int dcbias_(integer *len, real *speech, real *sigout)
|
|
{
|
|
/* System generated locals */
|
|
integer i__1;
|
|
|
|
/* Local variables */
|
|
real bias;
|
|
integer i__;
|
|
|
|
/* Arguments */
|
|
/* Local variables that need not be saved */
|
|
/* Parameter adjustments */
|
|
--sigout;
|
|
--speech;
|
|
|
|
/* Function Body */
|
|
bias = 0.f;
|
|
i__1 = *len;
|
|
for (i__ = 1; i__ <= i__1; ++i__) {
|
|
bias += speech[i__];
|
|
}
|
|
bias /= *len;
|
|
i__1 = *len;
|
|
for (i__ = 1; i__ <= i__1; ++i__) {
|
|
sigout[i__] = speech[i__] - bias;
|
|
}
|
|
return 0;
|
|
} /* dcbias_ */
|
|
|