videoeditorengine/audioeditorengine/resampler/src/resampler_sinc_conv_one_to_two_int16.inl
branchRCL_3
changeset 3 e0b5df5c0969
parent 0 951a5db380a0
child 5 4c409de21d23
--- a/videoeditorengine/audioeditorengine/resampler/src/resampler_sinc_conv_one_to_two_int16.inl	Fri Jan 29 14:08:33 2010 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,57 +0,0 @@
-#ifndef __RESAMPLER_SINC_CONV_ONE_TO_TWO_INT16_INL__
-#define __RESAMPLER_SINC_CONV_ONE_TO_TWO_INT16_INL__
-/*
-* 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"
-
-
-
-/* Note! This version assumes the number of filter coefficients is 
- * divisible by four.
- */
-static FORCEINLINE int32 
-RESAMPLER_SincConvOneToTwoFilterInt16(const int16 *signalBuf, 
-                                const int16 *coeffBuf,
-                                int length)
-{
-    int32 newSample = 0;
-    const int16 *bufferPtr1 = signalBuf;
-    const int16 *bufferPtr2 = signalBuf - 1;
-
-    (void)length;
-    // Calculate the filter. 
-    // Keep newSample in s1.30 format to reduce rounding errors
-    for (int k = length; k>0; k-=4)
-    {
-        newSample += (int32)(*coeffBuf  ) * (*bufferPtr1++);
-        newSample += (int32)(*coeffBuf++) * (*bufferPtr2--);
-        newSample += (int32)(*coeffBuf  ) * (*bufferPtr1++);
-        newSample += (int32)(*coeffBuf++) * (*bufferPtr2--);
-        newSample += (int32)(*coeffBuf  ) * (*bufferPtr1++);
-        newSample += (int32)(*coeffBuf++) * (*bufferPtr2--);
-        newSample += (int32)(*coeffBuf  ) * (*bufferPtr1++);
-        newSample += (int32)(*coeffBuf++) * (*bufferPtr2--);
-    }
-
-    return newSample;
-}
-
-#endif /* __RESAMPLER_SINC_CONV_ONE_TO_TWO_INT16_INL__ */