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-rwxr-xr-xthirdparties/android/common/include/ilbc/helpfun.h144
1 files changed, 72 insertions, 72 deletions
diff --git a/thirdparties/android/common/include/ilbc/helpfun.h b/thirdparties/android/common/include/ilbc/helpfun.h
index 6e80c80..2a2b33b 100755
--- a/thirdparties/android/common/include/ilbc/helpfun.h
+++ b/thirdparties/android/common/include/ilbc/helpfun.h
@@ -1,96 +1,96 @@
- /******************************************************************
+/******************************************************************
- iLBC Speech Coder ANSI-C Source Code
+ iLBC Speech Coder ANSI-C Source Code
- helpfun.h
+ helpfun.h
- Copyright (C) The Internet Society (2004).
- All Rights Reserved.
+ Copyright (C) The Internet Society (2004).
+ All Rights Reserved.
- ******************************************************************/
+******************************************************************/
- #ifndef __iLBC_HELPFUN_H
- #define __iLBC_HELPFUN_H
+#ifndef __iLBC_HELPFUN_H
+#define __iLBC_HELPFUN_H
- void autocorr(
- float *r, /* (o) autocorrelation vector */
- const float *x, /* (i) data vector */
- int N, /* (i) length of data vector */
- int order /* largest lag for calculated
+void autocorr(
+ float *r, /* (o) autocorrelation vector */
+ const float *x, /* (i) data vector */
+ int N, /* (i) length of data vector */
+ int order /* largest lag for calculated
autocorrelations */
- );
+);
- void window(
- float *z, /* (o) the windowed data */
- const float *x, /* (i) the original data vector */
- const float *y, /* (i) the window */
- int N /* (i) length of all vectors */
- );
+void window(
+ float *z, /* (o) the windowed data */
+ const float *x, /* (i) the original data vector */
+ const float *y, /* (i) the window */
+ int N /* (i) length of all vectors */
+);
- void levdurb(
- float *a, /* (o) lpc coefficient vector starting
+void levdurb(
+ float *a, /* (o) lpc coefficient vector starting
with 1.0 */
- float *k, /* (o) reflection coefficients */
- float *r, /* (i) autocorrelation vector */
- int order /* (i) order of lpc filter */
- );
+ float *k, /* (o) reflection coefficients */
+ float *r, /* (i) autocorrelation vector */
+ int order /* (i) order of lpc filter */
+);
- void interpolate(
+void interpolate(
-
+
- float *out, /* (o) the interpolated vector */
- float *in1, /* (i) the first vector for the
+ float *out, /* (o) the interpolated vector */
+ float *in1, /* (i) the first vector for the
interpolation */
- float *in2, /* (i) the second vector for the
+ float *in2, /* (i) the second vector for the
interpolation */
- float coef, /* (i) interpolation weights */
- int length /* (i) length of all vectors */
- );
+ float coef, /* (i) interpolation weights */
+ int length /* (i) length of all vectors */
+);
- void bwexpand(
- float *out, /* (o) the bandwidth expanded lpc
+void bwexpand(
+ float *out, /* (o) the bandwidth expanded lpc
coefficients */
- float *in, /* (i) the lpc coefficients before bandwidth
+ float *in, /* (i) the lpc coefficients before bandwidth
expansion */
- float coef, /* (i) the bandwidth expansion factor */
- int length /* (i) the length of lpc coefficient vectors */
- );
-
- void vq(
- float *Xq, /* (o) the quantized vector */
- int *index, /* (o) the quantization index */
- const float *CB,/* (i) the vector quantization codebook */
- float *X, /* (i) the vector to quantize */
- int n_cb, /* (i) the number of vectors in the codebook */
- int dim /* (i) the dimension of all vectors */
- );
-
- void SplitVQ(
- float *qX, /* (o) the quantized vector */
- int *index, /* (o) a vector of indexes for all vector
+ float coef, /* (i) the bandwidth expansion factor */
+ int length /* (i) the length of lpc coefficient vectors */
+);
+
+void vq(
+ float *Xq, /* (o) the quantized vector */
+ int *index, /* (o) the quantization index */
+ const float *CB,/* (i) the vector quantization codebook */
+ float *X, /* (i) the vector to quantize */
+ int n_cb, /* (i) the number of vectors in the codebook */
+ int dim /* (i) the dimension of all vectors */
+);
+
+void SplitVQ(
+ float *qX, /* (o) the quantized vector */
+ int *index, /* (o) a vector of indexes for all vector
codebooks in the split */
- float *X, /* (i) the vector to quantize */
- const float *CB,/* (i) the quantizer codebook */
- int nsplit, /* the number of vector splits */
- const int *dim, /* the dimension of X and qX */
- const int *cbsize /* the number of vectors in the codebook */
- );
+ float *X, /* (i) the vector to quantize */
+ const float *CB,/* (i) the quantizer codebook */
+ int nsplit, /* the number of vector splits */
+ const int *dim, /* the dimension of X and qX */
+ const int *cbsize /* the number of vectors in the codebook */
+);
- void sort_sq(
- float *xq, /* (o) the quantized value */
- int *index, /* (o) the quantization index */
- float x, /* (i) the value to quantize */
- const float *cb,/* (i) the quantization codebook */
- int cb_size /* (i) the size of the quantization codebook */
- );
+void sort_sq(
+ float *xq, /* (o) the quantized value */
+ int *index, /* (o) the quantization index */
+ float x, /* (i) the value to quantize */
+ const float *cb,/* (i) the quantization codebook */
+ int cb_size /* (i) the size of the quantization codebook */
+);
- int LSF_check( /* (o) 1 for stable lsf vectors and 0 for
+int LSF_check( /* (o) 1 for stable lsf vectors and 0 for
@@ -98,11 +98,11 @@
nonstable ones */
- float *lsf, /* (i) a table of lsf vectors */
- int dim, /* (i) the dimension of each lsf vector */
- int NoAn /* (i) the number of lsf vectors in the
+ float *lsf, /* (i) a table of lsf vectors */
+ int dim, /* (i) the dimension of each lsf vector */
+ int NoAn /* (i) the number of lsf vectors in the
table */
- );
+);
- #endif
+#endif
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