rcchk.c
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上传日期:2013-04-03
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- /*
- $Log: rcchk.c,v $
- Revision 1.1.1.1 2002/07/28 05:23:38 freeman_yong
- lpc10 codec
- * Revision 1.1 1996/08/19 22:30:41 jaf
- * Initial revision
- *
- */
- #ifdef P_R_O_T_O_T_Y_P_E_S
- extern int rcchk_(integer *order, real *rc1f, real *rc2f);
- #endif
- /* -- translated by f2c (version 19951025).
- You must link the resulting object file with the libraries:
- -lf2c -lm (in that order)
- */
- #include "f2c.h"
- /* ********************************************************************* */
- /* RCCHK Version 45G */
- /* $Log: rcchk.c,v $
- /* Revision 1.1.1.1 2002/07/28 05:23:38 freeman_yong
- /* lpc10 codec
- /*
- * Revision 1.1 1996/08/19 22:30:41 jaf
- * Initial revision
- * */
- /* Revision 1.4 1996/03/27 18:13:47 jaf */
- /* Commented out a call to subroutine ERROR. */
- /* Revision 1.3 1996/03/18 15:48:53 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 16:55:22 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 14:49:08 jaf */
- /* Initial revision */
- /* ********************************************************************* */
- /* Check RC's, repeat previous frame's RC's if unstable */
- /* Input: */
- /* ORDER - Number of RC's */
- /* RC1F - Previous frame's RC's */
- /* Indices 1 through ORDER may be read. */
- /* Input/Output: */
- /* RC2F - Present frame's RC's */
- /* Indices 1 through ORDER may be read, and written. */
- /* This subroutine has no local state. */
- /* Subroutine */ int rcchk_(integer *order, real *rc1f, real *rc2f)
- {
- /* System generated locals */
- integer i__1;
- real r__1;
- /* Local variables */
- integer i__;
- /* Arguments */
- /* Local variables that need not be saved */
- /* Parameter adjustments */
- --rc2f;
- --rc1f;
- /* Function Body */
- i__1 = *order;
- for (i__ = 1; i__ <= i__1; ++i__) {
- if ((r__1 = rc2f[i__], abs(r__1)) > .99f) {
- goto L10;
- }
- }
- return 0;
- /* Note: In version embedded in other software, all calls to ERROR
- */
- /* should probably be removed. */
- L10:
- /* This call to ERROR is only needed for debugging purposes. */
- /* CALL ERROR('RCCHK',2,I) */
- i__1 = *order;
- for (i__ = 1; i__ <= i__1; ++i__) {
- rc2f[i__] = rc1f[i__];
- }
- return 0;
- } /* rcchk_ */