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/*
* Copyright (c) 2015 Manojkumar Bhosale (Manojkumar.Bhosale@imgtec.com)
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "h263dsp_mips.h"
#include "libavutil/mips/generic_macros_msa.h"
static int32_t sum_u8src_16width_msa(const uint8_t *src, int32_t stride)
{
uint32_t sum = 0;
v16u8 in0, in1, in2, in3, in4, in5, in6, in7;
v16u8 in8, in9, in10, in11, in12, in13, in14, in15;
LD_UB8(src, stride, in0, in1, in2, in3, in4, in5, in6, in7);
src += (8 * stride);
LD_UB8(src, stride, in8, in9, in10, in11, in12, in13, in14, in15);
HADD_UB4_UB(in0, in1, in2, in3, in0, in1, in2, in3);
HADD_UB4_UB(in4, in5, in6, in7, in4, in5, in6, in7);
HADD_UB4_UB(in8, in9, in10, in11, in8, in9, in10, in11);
HADD_UB4_UB(in12, in13, in14, in15, in12, in13, in14, in15);
sum = HADD_UH_U32(in0);
sum += HADD_UH_U32(in1);
sum += HADD_UH_U32(in2);
sum += HADD_UH_U32(in3);
sum += HADD_UH_U32(in4);
sum += HADD_UH_U32(in5);
sum += HADD_UH_U32(in6);
sum += HADD_UH_U32(in7);
sum += HADD_UH_U32(in8);
sum += HADD_UH_U32(in9);
sum += HADD_UH_U32(in10);
sum += HADD_UH_U32(in11);
sum += HADD_UH_U32(in12);
sum += HADD_UH_U32(in13);
sum += HADD_UH_U32(in14);
sum += HADD_UH_U32(in15);
return sum;
}
int ff_pix_sum_msa(const uint8_t *pix, ptrdiff_t line_size)
{
return sum_u8src_16width_msa(pix, line_size);
}
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