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/*
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* LIBOIL - Library of Optimized Inner Loops
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* Copyright (c) 2003,2004 David A. Schleef <ds@schleef.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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//Portions Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <liboil/liboilfunction.h>
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#include "liboil/simdpack/simdpack.h"
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#include <math.h>
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/**
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* oil_average2_u8:
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* @d:
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* @dstr:
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* @s1:
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* @sstr1:
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* @s2:
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* @sstr2:
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* @n:
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*
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* Averages each element in @s1 and @s2 and places the result in @d.
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*
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* FIXME: This class is difficult to optimize and will likely be
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* replaced.
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*/
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OIL_DEFINE_CLASS (average2_u8,
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"uint8_t *d, int dstr, uint8_t *s1, int sstr1, "
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"uint8_t *s2, int sstr2, int n");
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static void
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average2_u8_ref (uint8_t * dest, int dstr, uint8_t *src1, int sstr1,
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uint8_t *src2, int sstr2, int n)
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{
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int i;
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for (i = 0; i < n; i++) {
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dest[dstr * i] = (src1[sstr1 * i] + src2[sstr2 * i]) >> 1;
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}
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}
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OIL_DEFINE_IMPL_REF (average2_u8_ref, average2_u8);
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#ifdef __SYMBIAN32__
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OilFunctionClass* __oil_function_class_average2_u8() {
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return &_oil_function_class_average2_u8;
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}
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#endif
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#ifdef __SYMBIAN32__
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OilFunctionImpl* __oil_function_impl_average2_u8_ref() {
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return &_oil_function_impl_average2_u8_ref;
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}
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#endif
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#ifdef __SYMBIAN32__
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EXPORT_C void** _oil_function_class_ptr_average2_u8 () {
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oil_function_class_ptr_average2_u8 = __oil_function_class_average2_u8();
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return &oil_function_class_ptr_average2_u8->func;
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}
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#endif
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