1 files changed, 103 insertions, 0 deletions
diff --git a/1.4.23-rc4/codecs/lpc10/energy.c b/1.4.23-rc4/codecs/lpc10/energy.c
new file mode 100644
index 000000000..eada04bef
--- /dev/null
+++ b/1.4.23-rc4/codecs/lpc10/energy.c
@@ -0,0 +1,103 @@
+/*
+
+$Log$
+Revision 1.15  2004/06/26 03:50:14  markster
+Merge source cleanups (bug #1911)
+
+Revision 1.14  2003/02/12 13:59:15  matteo
+mer feb 12 14:56:57 CET 2003
+
+Revision 1.1.1.1  2003/02/12 13:59:15  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  22:32:17  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 energy_(integer *len, real *speech, real *rms);
+#endif
+
+/* ********************************************************************* */
+
+/* 	ENERGY Version 50 */
+
+/* $Log$
+ * Revision 1.15  2004/06/26 03:50:14  markster
+ * Merge source cleanups (bug #1911)
+ *
+ * Revision 1.14  2003/02/12 13:59:15  matteo
+ * mer feb 12 14:56:57 CET 2003
+ *
+ * Revision 1.1.1.1  2003/02/12 13:59:15  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  22:32:17  jaf
+ * Initial revision
+ * */
+/* Revision 1.3  1996/03/18  21:17:41  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  16:46:02  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 14:45:40  jaf */
+/* Initial revision */
+
+
+/* ********************************************************************* */
+
+/* Compute RMS energy. */
+
+/* Input: */
+/*  LEN    - Length of speech buffer */
+/*  SPEECH - Speech buffer */
+/*           Indices 1 through LEN read. */
+/* Output: */
+/*  RMS    - Root Mean Square energy */
+
+/* This subroutine has no local state. */
+
+/* Subroutine */ int energy_(integer *len, real *speech, real *rms)
+{
+    /* System generated locals */
+    integer i__1;
+
+    /* Builtin functions */
+    double sqrt(doublereal);
+
+    /* Local variables */
+    integer i__;
+
+/*       Arguments */
+/*       Local variables that need not be saved */
+    /* Parameter adjustments */
+    --speech;
+
+    /* Function Body */
+    *rms = 0.f;
+    i__1 = *len;
+    for (i__ = 1; i__ <= i__1; ++i__) {
+	*rms += speech[i__] * speech[i__];
+    }
+    *rms = (real)sqrt(*rms / *len);
+    return 0;
+} /* energy_ */
+