videoeditorengine/audioeditorengine/resampler/inc/resampler_sinc_conv_filter_two_to_one_int16.h
branchRCL_3
changeset 3 e0b5df5c0969
parent 0 951a5db380a0
child 5 4c409de21d23
--- a/videoeditorengine/audioeditorengine/resampler/inc/resampler_sinc_conv_filter_two_to_one_int16.h	Fri Jan 29 14:08:33 2010 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,48 +0,0 @@
-#ifndef __RESAMPLER_SINC_CONV_FILTER_TWO_TO_ONE_INT16_H__
-#define __RESAMPLER_SINC_CONV_FILTER_TWO_TO_ONE_INT16_H__
-/*
-* Copyright (c) 2010 Ixonos Plc.
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of the "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - Initial contribution
-*
-* Contributors:
-* Ixonos Plc
-*
-* Description:
-*
-*/
-
-
-#include "resampler_common_defs.h"
-#include "resampler_data_types.h"
-
-static FORCEINLINE int32 
-RESAMPLER_SincConvFilterTwoToOneInt16(const int16 *signalBuf, 
-								const int16 *filterPtr,
-								int length)
-{
-    int32 newSample((int32)signalBuf[0] << 14);
-    
-    const int16 *bufferPtr1 = signalBuf - 1; 
-    const int16 *bufferPtr2 = signalBuf + 1;
-    for (int l = length; l >0 ; l--)
-    {
-        // Calculate the filter. 
-        // Keep newSample in s1.30 format to reduce rounding errors
-        newSample += (int32)(*filterPtr) * (*bufferPtr1) + (int32)(*filterPtr) * (*bufferPtr2);
-		filterPtr++;
-		bufferPtr1 -= 2;
-		bufferPtr2 += 2;
-	}
-
-    return newSample;
-}
-
-
-#endif /* __RESAMPLER_SINC_CONV_FILTER_TWO_TO_ONE_INT16_H__ */