/*
* LIBOIL - Library of Optimized Inner Loops
* Copyright (c) 2003,2004 David A. Schleef <ds@schleef.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
//Portions Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <liboil/liboilfunction.h>
#include "liboil/simdpack/simdpack.h"
#include <math.h>
/**
* oil_mix_u8:
* @dest: DEST
* @src1: SRC1
* @src2: SRC2
* @src3: MASK
* @n:
*
* Performs the compisiting operation DEST = (SRC2 IN MASK) OVER SRC1,
* except it is done incorrectly, so this function should not be used.
*
* FIXME: This function is broken.
*/
OIL_DEFINE_CLASS (mix_u8,
"uint8_t *dest, uint8_t *src1, uint8_t *src2, uint8_t *src3, int n");
static void mix_u8_ref(uint8_t *dest, uint8_t *src1, uint8_t *src2, uint8_t *scale, int n)
{
int i;
for(i=0;i<n;i++){
dest[i] = (src1[i]*scale[i] + src2[i]*(255-scale[i]))>>8;
}
}
OIL_DEFINE_IMPL_REF (mix_u8_ref, mix_u8);
#ifdef __SYMBIAN32__
OilFunctionClass* __oil_function_class_mix_u8() {
return &_oil_function_class_mix_u8;
}
#endif
#ifdef __SYMBIAN32__
OilFunctionImpl* __oil_function_impl_mix_u8_ref() {
return &_oil_function_impl_mix_u8_ref;
}
#endif
#ifdef __SYMBIAN32__
EXPORT_C void** _oil_function_class_ptr_mix_u8 () {
oil_function_class_ptr_mix_u8 = __oil_function_class_mix_u8();
return &oil_function_class_ptr_mix_u8->func;
}
#endif