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authorJean-Marc Valin <jean-marc.valin@octasic.com>2011-04-29 00:24:29 +0400
committerJean-Marc Valin <jean-marc.valin@octasic.com>2011-04-29 00:24:29 +0400
commit310af750eb5726b4143a43208f2bc03677c6f5db (patch)
tree8c2a6134a16c32a0bd94e030a782d90d117808f4 /silk/SKP_Silk_autocorrelation_FLP.c
parent011402a252450a6883f109a86e5dd7e24aa0d3a0 (diff)
Moved all SILK source code to the silk/ directory
Diffstat (limited to 'silk/SKP_Silk_autocorrelation_FLP.c')
m---------silk6
-rw-r--r--silk/SKP_Silk_autocorrelation_FLP.c48
2 files changed, 48 insertions, 6 deletions
diff --git a/silk b/silk
deleted file mode 160000
-Subproject 8a8b76efeeccaccf402b0b2b4e469980d0a4831
diff --git a/silk/SKP_Silk_autocorrelation_FLP.c b/silk/SKP_Silk_autocorrelation_FLP.c
new file mode 100644
index 00000000..2fa56b49
--- /dev/null
+++ b/silk/SKP_Silk_autocorrelation_FLP.c
@@ -0,0 +1,48 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, (subject to the limitations in the disclaimer below)
+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 Skype Limited, nor the names of specific
+contributors, may be used to endorse or promote products derived from
+this software without specific prior written permission.
+NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE GRANTED
+BY THIS LICENSE. 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.
+***********************************************************************/
+
+#include "SKP_Silk_typedef.h"
+#include "SKP_Silk_SigProc_FLP.h"
+
+/* compute autocorrelation */
+void SKP_Silk_autocorrelation_FLP(
+ SKP_float *results, /* O result (length correlationCount) */
+ const SKP_float *inputData, /* I input data to correlate */
+ SKP_int inputDataSize, /* I length of input */
+ SKP_int correlationCount /* I number of correlation taps to compute */
+)
+{
+ SKP_int i;
+
+ if ( correlationCount > inputDataSize ) {
+ correlationCount = inputDataSize;
+ }
+
+ for( i = 0; i < correlationCount; i++ ) {
+ results[ i ] = (SKP_float)SKP_Silk_inner_product_FLP( inputData, inputData + i, inputDataSize - i );
+ }
+}