diff -r 000000000000 -r bde4ae8d615e os/ossrv/genericopenlibs/liboil/src/ref/rowcolsad8x8.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/os/ossrv/genericopenlibs/liboil/src/ref/rowcolsad8x8.c Fri Jun 15 03:10:57 2012 +0200 @@ -0,0 +1,185 @@ +/* + * LIBOIL - Library of Optimized Inner Loops + * Copyright (c) 2003,2004 David A. Schleef + * 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 +#include "liboil/simdpack/simdpack.h" +#include + +#define ABS(x) ((x)>0 ? (x) : -(x)) +#define DSP_OP_ABS_DIFF(a,b) ABS((((int)(a)) - ((int)(b)))) + +/** + * oil_rowsad8x8_u8: + * @d_1: + * @s1_8x8: + * @s2_8x8: + * + * Calculates the sum of absolute differences between @s1_8x8 and @s1_8s8 + * for the first 4 elements of the first row, and the sum of absolute + * differences for the last 4 elements of the first row, and places the + * maximum of those values in @dest. + * + * FIXME: This function is declared incorrectly. + */ +OIL_DEFINE_CLASS (rowsad8x8_u8, + "uint32_t *d_1, uint8_t *s1_8x8, uint8_t *s2_8x8"); +/** + * oil_colsad8x8_u8: + * @d_1: + * @s1_8x8: + * @s2_8x8: + * + * Divides the 8x8 block into 16 1x4 regions, and calculates the + * sum of absolute differences between @s1_8x8 and @s2_8x8 for + * each region. The maximum of the results in each region is + * placed in @d_1. + */ +OIL_DEFINE_CLASS (colsad8x8_u8, + "uint32_t *d_1, uint8_t *s1_8x8, int ss1, uint8_t *s2_8x8, int ss2"); + +static void +rowsad8x8_u8_ref (uint32_t *dest, uint8_t *src1, uint8_t *src2) +{ + uint32_t SadValue; + uint32_t SadValue1; + + SadValue = DSP_OP_ABS_DIFF (src1[0], src2[0]) + + DSP_OP_ABS_DIFF (src1[1], src2[1]) + + DSP_OP_ABS_DIFF (src1[2], src2[2]) + + DSP_OP_ABS_DIFF (src1[3], src2[3]); + + SadValue1 = DSP_OP_ABS_DIFF (src1[4], src2[4]) + + DSP_OP_ABS_DIFF (src1[5], src2[5]) + + DSP_OP_ABS_DIFF (src1[6], src2[6]) + + DSP_OP_ABS_DIFF (src1[7], src2[7]); + + *dest = (SadValue > SadValue1) ? SadValue : SadValue1; +} +OIL_DEFINE_IMPL_REF (rowsad8x8_u8_ref, rowsad8x8_u8); + +static void +colsad8x8_u8_ref (uint32_t *dest, uint8_t *src1, int ss1, uint8_t *src2, int ss2) +{ + uint32_t SadValue[8] = {0,0,0,0,0,0,0,0}; + uint32_t SadValue2[8] = {0,0,0,0,0,0,0,0}; + uint32_t MaxSad = 0; + uint32_t i; + + for ( i = 0; i < 4; i++ ){ + SadValue[0] += ABS(src1[0] - src2[0]); + SadValue[1] += ABS(src1[1] - src2[1]); + SadValue[2] += ABS(src1[2] - src2[2]); + SadValue[3] += ABS(src1[3] - src2[3]); + SadValue[4] += ABS(src1[4] - src2[4]); + SadValue[5] += ABS(src1[5] - src2[5]); + SadValue[6] += ABS(src1[6] - src2[6]); + SadValue[7] += ABS(src1[7] - src2[7]); + + src1 += ss1; + src2 += ss2; + } + + for ( i = 0; i < 4; i++ ){ + SadValue2[0] += ABS(src1[0] - src2[0]); + SadValue2[1] += ABS(src1[1] - src2[1]); + SadValue2[2] += ABS(src1[2] - src2[2]); + SadValue2[3] += ABS(src1[3] - src2[3]); + SadValue2[4] += ABS(src1[4] - src2[4]); + SadValue2[5] += ABS(src1[5] - src2[5]); + SadValue2[6] += ABS(src1[6] - src2[6]); + SadValue2[7] += ABS(src1[7] - src2[7]); + + src1 += ss1; + src2 += ss2; + } + + for ( i = 0; i < 8; i++ ){ + if ( SadValue[i] > MaxSad ) + MaxSad = SadValue[i]; + if ( SadValue2[i] > MaxSad ) + MaxSad = SadValue2[i]; + } + + *dest = MaxSad; +} +OIL_DEFINE_IMPL_REF (colsad8x8_u8_ref, colsad8x8_u8); + + + +#ifdef __SYMBIAN32__ + +OilFunctionClass* __oil_function_class_rowsad8x8_u8() { + return &_oil_function_class_rowsad8x8_u8; +} +#endif + +#ifdef __SYMBIAN32__ + +OilFunctionClass* __oil_function_class_colsad8x8_u8() { + return &_oil_function_class_colsad8x8_u8; +} +#endif + + + +#ifdef __SYMBIAN32__ + +OilFunctionImpl* __oil_function_impl_rowsad8x8_u8_ref() { + return &_oil_function_impl_rowsad8x8_u8_ref; +} +#endif + +#ifdef __SYMBIAN32__ + +OilFunctionImpl* __oil_function_impl_colsad8x8_u8_ref() { + return &_oil_function_impl_colsad8x8_u8_ref; +} +#endif + + + +#ifdef __SYMBIAN32__ + +EXPORT_C void** _oil_function_class_ptr_rowsad8x8_u8 () { + oil_function_class_ptr_rowsad8x8_u8 = __oil_function_class_rowsad8x8_u8(); + return &oil_function_class_ptr_rowsad8x8_u8->func; + } +#endif + +#ifdef __SYMBIAN32__ + +EXPORT_C void** _oil_function_class_ptr_colsad8x8_u8 () { + oil_function_class_ptr_colsad8x8_u8 = __oil_function_class_colsad8x8_u8(); + return &oil_function_class_ptr_colsad8x8_u8->func; + } +#endif +