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authorhairball <xhairball@gmail.com>2014-02-08 03:21:02 +0000
committerTim Angus <tim@ngus.net>2014-06-17 17:43:38 +0100
commit35064811c0ac104acddd7777e00bfd9e054c2db6 (patch)
tree4063389141542093ecc3de47e3999ed099520621 /src/opus-1.0.2/silk/float/corrMatrix_FLP.c
parent1778f3fb8cabe7400011c84331018b0ebf6a44b1 (diff)
Upgrade opus 1.0.2 -> 1.1
Diffstat (limited to 'src/opus-1.0.2/silk/float/corrMatrix_FLP.c')
-rw-r--r--src/opus-1.0.2/silk/float/corrMatrix_FLP.c93
1 files changed, 0 insertions, 93 deletions
diff --git a/src/opus-1.0.2/silk/float/corrMatrix_FLP.c b/src/opus-1.0.2/silk/float/corrMatrix_FLP.c
deleted file mode 100644
index c59f73c3..00000000
--- a/src/opus-1.0.2/silk/float/corrMatrix_FLP.c
+++ /dev/null
@@ -1,93 +0,0 @@
-/***********************************************************************
-Copyright (c) 2006-2011, Skype Limited. All rights reserved.
-Redistribution and use in source and binary forms, with or without
-modification, are permitted provided that the following conditions
-are met:
-- Redistributions of source code must retain the above copyright notice,
-this list of conditions and the following disclaimer.
-- Redistributions in binary form must reproduce the above copyright
-notice, this list of conditions and the following disclaimer in the
-documentation and/or other materials provided with the distribution.
-- Neither the name of Internet Society, IETF or IETF Trust, nor the
-names of specific contributors, may be used to endorse or promote
-products derived from this software without specific prior written
-permission.
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
-AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
-LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-POSSIBILITY OF SUCH DAMAGE.
-***********************************************************************/
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-/**********************************************************************
- * Correlation matrix computations for LS estimate.
- **********************************************************************/
-
-#include "main_FLP.h"
-
-/* Calculates correlation vector X'*t */
-void silk_corrVector_FLP(
- const silk_float *x, /* I x vector [L+order-1] used to create X */
- const silk_float *t, /* I Target vector [L] */
- const opus_int L, /* I Length of vecors */
- const opus_int Order, /* I Max lag for correlation */
- silk_float *Xt /* O X'*t correlation vector [order] */
-)
-{
- opus_int lag;
- const silk_float *ptr1;
-
- ptr1 = &x[ Order - 1 ]; /* Points to first sample of column 0 of X: X[:,0] */
- for( lag = 0; lag < Order; lag++ ) {
- /* Calculate X[:,lag]'*t */
- Xt[ lag ] = (silk_float)silk_inner_product_FLP( ptr1, t, L );
- ptr1--; /* Next column of X */
- }
-}
-
-/* Calculates correlation matrix X'*X */
-void silk_corrMatrix_FLP(
- const silk_float *x, /* I x vector [ L+order-1 ] used to create X */
- const opus_int L, /* I Length of vectors */
- const opus_int Order, /* I Max lag for correlation */
- silk_float *XX /* O X'*X correlation matrix [order x order] */
-)
-{
- opus_int j, lag;
- double energy;
- const silk_float *ptr1, *ptr2;
-
- ptr1 = &x[ Order - 1 ]; /* First sample of column 0 of X */
- energy = silk_energy_FLP( ptr1, L ); /* X[:,0]'*X[:,0] */
- matrix_ptr( XX, 0, 0, Order ) = ( silk_float )energy;
- for( j = 1; j < Order; j++ ) {
- /* Calculate X[:,j]'*X[:,j] */
- energy += ptr1[ -j ] * ptr1[ -j ] - ptr1[ L - j ] * ptr1[ L - j ];
- matrix_ptr( XX, j, j, Order ) = ( silk_float )energy;
- }
-
- ptr2 = &x[ Order - 2 ]; /* First sample of column 1 of X */
- for( lag = 1; lag < Order; lag++ ) {
- /* Calculate X[:,0]'*X[:,lag] */
- energy = silk_inner_product_FLP( ptr1, ptr2, L );
- matrix_ptr( XX, lag, 0, Order ) = ( silk_float )energy;
- matrix_ptr( XX, 0, lag, Order ) = ( silk_float )energy;
- /* Calculate X[:,j]'*X[:,j + lag] */
- for( j = 1; j < ( Order - lag ); j++ ) {
- energy += ptr1[ -j ] * ptr2[ -j ] - ptr1[ L - j ] * ptr2[ L - j ];
- matrix_ptr( XX, lag + j, j, Order ) = ( silk_float )energy;
- matrix_ptr( XX, j, lag + j, Order ) = ( silk_float )energy;
- }
- ptr2--; /* Next column of X */
- }
-}