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android / platform / external / libmpeg2 / 7737780815fe523ad7b0e49456eb75d27a30818a / . / common / x86 / impeg2_inter_pred_sse42_intr.c
blob: 4599afa11e71be588bb9353e21cc7f945120a77e [file] [log] [blame]
/******************************************************************************
*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*****************************************************************************
* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
*/
/**
*******************************************************************************
* @file
* impeg2_inter_pred_sse42_intr.c
*
* @brief
* Contains Motion compensation function definitions for MPEG2 decoder
*
* @author
* Mohit [100664]
*
* - impeg2_copy_mb_sse42()
* - impeg2_interpolate_sse42()
* - impeg2_mc_halfx_halfy_8x8_sse42()
* - impeg2_mc_halfx_fully_8x8_sse42()
* - impeg2_mc_fullx_halfy_8x8_sse42()
* - impeg2_mc_fullx_fully_8x8_sse42()
*
* @remarks
* None
*
*******************************************************************************
*/
#include <stdio.h>
#include <string.h>
#include "iv_datatypedef.h"
#include "impeg2_macros.h"
#include "impeg2_defs.h"
#include "impeg2_inter_pred.h"
#include <immintrin.h>
#include <emmintrin.h>
#include <smmintrin.h>
#include <tmmintrin.h>
/*******************************************************************************
* Function Name : impeg2_copy_mb
*
* Description : copies 3 components to the frame from mc_buf
*
* Arguments :
* src_buf : Source Buffer
* dst_buf : Destination Buffer
* src_wd : Source Width
* dst_wd : destination Width
*
* Values Returned : None
*******************************************************************************/
void impeg2_copy_mb_sse42(yuv_buf_t *src_buf,
yuv_buf_t *dst_buf,
UWORD32 src_wd,
UWORD32 dst_wd)
{
UWORD8 *src;
UWORD8 *dst;
__m128i src_r0, src_r1, src_r2, src_r3;
/*******************************************************/
/* copy Y */
/*******************************************************/
src = src_buf->pu1_y;
dst = dst_buf->pu1_y;
// Row 0-3
src_r0 = _mm_loadu_si128((__m128i *) (src));
src_r1 = _mm_loadu_si128((__m128i *) (src + src_wd));
src_r2 = _mm_loadu_si128((__m128i *) (src + 2 * src_wd));
src_r3 = _mm_loadu_si128((__m128i *) (src + 3 * src_wd));
_mm_storeu_si128((__m128i *) dst, src_r0);
_mm_storeu_si128((__m128i *) (dst + dst_wd), src_r1);
_mm_storeu_si128((__m128i *) (dst + 2 * dst_wd), src_r2);
_mm_storeu_si128((__m128i *) (dst + 3 * dst_wd), src_r3);
// Row 4-7
src += 4 * src_wd;
dst += 4 * dst_wd;
src_r0 = _mm_loadu_si128((__m128i *) (src));
src_r1 = _mm_loadu_si128((__m128i *) (src + src_wd));
src_r2 = _mm_loadu_si128((__m128i *) (src + 2 * src_wd));
src_r3 = _mm_loadu_si128((__m128i *) (src + 3 * src_wd));
_mm_storeu_si128((__m128i *) dst, src_r0);
_mm_storeu_si128((__m128i *) (dst + dst_wd), src_r1);
_mm_storeu_si128((__m128i *) (dst + 2 * dst_wd), src_r2);
_mm_storeu_si128((__m128i *) (dst + 3 * dst_wd), src_r3);
// Row 8-11
src += 4 * src_wd;
dst += 4 * dst_wd;
src_r0 = _mm_loadu_si128((__m128i *) (src));
src_r1 = _mm_loadu_si128((__m128i *) (src + src_wd));
src_r2 = _mm_loadu_si128((__m128i *) (src + 2 * src_wd));
src_r3 = _mm_loadu_si128((__m128i *) (src + 3 * src_wd));
_mm_storeu_si128((__m128i *) dst, src_r0);
_mm_storeu_si128((__m128i *) (dst + dst_wd), src_r1);
_mm_storeu_si128((__m128i *) (dst + 2 * dst_wd), src_r2);
_mm_storeu_si128((__m128i *) (dst + 3 * dst_wd), src_r3);
// Row 12-15
src += 4 * src_wd;
dst += 4 * dst_wd;
src_r0 = _mm_loadu_si128((__m128i *) (src));
src_r1 = _mm_loadu_si128((__m128i *) (src + src_wd));
src_r2 = _mm_loadu_si128((__m128i *) (src + 2 * src_wd));
src_r3 = _mm_loadu_si128((__m128i *) (src + 3 * src_wd));
_mm_storeu_si128((__m128i *) dst, src_r0);
_mm_storeu_si128((__m128i *) (dst + dst_wd), src_r1);
_mm_storeu_si128((__m128i *) (dst + 2 * dst_wd), src_r2);
_mm_storeu_si128((__m128i *) (dst + 3 * dst_wd), src_r3);
src_wd >>= 1;
dst_wd >>= 1;
/*******************************************************/
/* copy U */
/*******************************************************/
src = src_buf->pu1_u;
dst = dst_buf->pu1_u;
// Row 0-3
src_r0 = _mm_loadl_epi64((__m128i *)src);
src_r1 = _mm_loadl_epi64((__m128i *)(src + src_wd));
src_r2 = _mm_loadl_epi64((__m128i *)(src + 2 * src_wd));
src_r3 = _mm_loadl_epi64((__m128i *)(src + 3 * src_wd));
_mm_storel_epi64((__m128i *)dst, src_r0);
_mm_storel_epi64((__m128i *)(dst + dst_wd), src_r1);
_mm_storel_epi64((__m128i *)(dst + 2 * dst_wd), src_r2);
_mm_storel_epi64((__m128i *)(dst + 3 * dst_wd), src_r3);
// Row 4-7
src += 4 * src_wd;
dst += 4 * dst_wd;
src_r0 = _mm_loadl_epi64((__m128i *)src);
src_r1 = _mm_loadl_epi64((__m128i *)(src + src_wd));
src_r2 = _mm_loadl_epi64((__m128i *)(src + 2 * src_wd));
src_r3 = _mm_loadl_epi64((__m128i *)(src + 3 * src_wd));
_mm_storel_epi64((__m128i *)dst, src_r0);
_mm_storel_epi64((__m128i *)(dst + dst_wd), src_r1);
_mm_storel_epi64((__m128i *)(dst + 2 * dst_wd), src_r2);
_mm_storel_epi64((__m128i *)(dst + 3 * dst_wd), src_r3);
/*******************************************************/
/* copy V */
/*******************************************************/
src = src_buf->pu1_v;
dst = dst_buf->pu1_v;
// Row 0-3
src_r0 = _mm_loadl_epi64((__m128i *)src);
src_r1 = _mm_loadl_epi64((__m128i *)(src + src_wd));
src_r2 = _mm_loadl_epi64((__m128i *)(src + 2 * src_wd));
src_r3 = _mm_loadl_epi64((__m128i *)(src + 3 * src_wd));
_mm_storel_epi64((__m128i *)dst, src_r0);
_mm_storel_epi64((__m128i *)(dst + dst_wd), src_r1);
_mm_storel_epi64((__m128i *)(dst + 2 * dst_wd), src_r2);
_mm_storel_epi64((__m128i *)(dst + 3 * dst_wd), src_r3);
// Row 4-7
src += 4 * src_wd;
dst += 4 * dst_wd;
src_r0 = _mm_loadl_epi64((__m128i *)src);
src_r1 = _mm_loadl_epi64((__m128i *)(src + src_wd));
src_r2 = _mm_loadl_epi64((__m128i *)(src + 2 * src_wd));
src_r3 = _mm_loadl_epi64((__m128i *)(src + 3 * src_wd));
_mm_storel_epi64((__m128i *)dst, src_r0);
_mm_storel_epi64((__m128i *)(dst + dst_wd), src_r1);
_mm_storel_epi64((__m128i *)(dst + 2 * dst_wd), src_r2);
_mm_storel_epi64((__m128i *)(dst + 3 * dst_wd), src_r3);
}
/*****************************************************************************/
/* */
/* Function Name : impeg2_interpolate */
/* */
/* Description : averages the contents of buf_src1 and buf_src2 and stores*/
/* result in buf_dst */
/* */
/* Inputs : buf_src1 - First Source */
/* buf_src2 - Second Source */
/* */
/* Globals : None */
/* */
/* Processing : Avg the values from two sources and store the result in */
/* destination buffer */
/* */
/* Outputs : buf_dst - Avg of contents of buf_src1 and buf_src2 */
/* */
/* Returns : None */
/* */
/* Issues : Assumes that all 3 buffers are of same size */
/* */
/*****************************************************************************/
void impeg2_interpolate_sse42(yuv_buf_t *buf_src1,
yuv_buf_t *buf_src2,
yuv_buf_t *buf_dst,
UWORD32 stride)
{
UWORD8 *src1, *src2;
UWORD8 *dst;
__m128i src1_r0, src1_r1, src1_r2, src1_r3;
__m128i src2_r0, src2_r1, src2_r2, src2_r3;
/*******************************************************/
/* interpolate Y */
/*******************************************************/
src1 = buf_src1->pu1_y;
src2 = buf_src2->pu1_y;
dst = buf_dst->pu1_y;
// Row 0-3
src1_r0 = _mm_loadu_si128((__m128i *) (src1));
src1_r1 = _mm_loadu_si128((__m128i *) (src1 + 16));
src1_r2 = _mm_loadu_si128((__m128i *) (src1 + 2 * 16));
src1_r3 = _mm_loadu_si128((__m128i *) (src1 + 3 * 16));
src2_r0 = _mm_loadu_si128((__m128i *) (src2));
src2_r1 = _mm_loadu_si128((__m128i *) (src2 + 16));
src2_r2 = _mm_loadu_si128((__m128i *) (src2 + 2 * 16));
src2_r3 = _mm_loadu_si128((__m128i *) (src2 + 3 * 16));
src1_r0 = _mm_avg_epu8 (src1_r0, src2_r0);
src1_r1 = _mm_avg_epu8 (src1_r1, src2_r1);
src1_r2 = _mm_avg_epu8 (src1_r2, src2_r2);
src1_r3 = _mm_avg_epu8 (src1_r3, src2_r3);
_mm_storeu_si128((__m128i *) dst, src1_r0);
_mm_storeu_si128((__m128i *) (dst + stride), src1_r1);
_mm_storeu_si128((__m128i *) (dst + 2 * stride), src1_r2);
_mm_storeu_si128((__m128i *) (dst + 3 * stride), src1_r3);
// Row 4-7
src1 += 4 * 16;
src2 += 4 * 16;
dst += 4 * stride;
src1_r0 = _mm_loadu_si128((__m128i *) (src1));
src1_r1 = _mm_loadu_si128((__m128i *) (src1 + 16));
src1_r2 = _mm_loadu_si128((__m128i *) (src1 + 2 * 16));
src1_r3 = _mm_loadu_si128((__m128i *) (src1 + 3 * 16));
src2_r0 = _mm_loadu_si128((__m128i *) (src2));
src2_r1 = _mm_loadu_si128((__m128i *) (src2 + 16));
src2_r2 = _mm_loadu_si128((__m128i *) (src2 + 2 * 16));
src2_r3 = _mm_loadu_si128((__m128i *) (src2 + 3 * 16));
src1_r0 = _mm_avg_epu8 (src1_r0, src2_r0);
src1_r1 = _mm_avg_epu8 (src1_r1, src2_r1);
src1_r2 = _mm_avg_epu8 (src1_r2, src2_r2);
src1_r3 = _mm_avg_epu8 (src1_r3, src2_r3);
_mm_storeu_si128((__m128i *) dst, src1_r0);
_mm_storeu_si128((__m128i *) (dst + stride), src1_r1);
_mm_storeu_si128((__m128i *) (dst + 2 * stride), src1_r2);
_mm_storeu_si128((__m128i *) (dst + 3 * stride), src1_r3);
// Row 8-11
src1 += 4 * 16;
src2 += 4 * 16;
dst += 4 * stride;
src1_r0 = _mm_loadu_si128((__m128i *) (src1));
src1_r1 = _mm_loadu_si128((__m128i *) (src1 + 16));
src1_r2 = _mm_loadu_si128((__m128i *) (src1 + 2 * 16));
src1_r3 = _mm_loadu_si128((__m128i *) (src1 + 3 * 16));
src2_r0 = _mm_loadu_si128((__m128i *) (src2));
src2_r1 = _mm_loadu_si128((__m128i *) (src2 + 16));
src2_r2 = _mm_loadu_si128((__m128i *) (src2 + 2 * 16));
src2_r3 = _mm_loadu_si128((__m128i *) (src2 + 3 * 16));
src1_r0 = _mm_avg_epu8 (src1_r0, src2_r0);
src1_r1 = _mm_avg_epu8 (src1_r1, src2_r1);
src1_r2 = _mm_avg_epu8 (src1_r2, src2_r2);
src1_r3 = _mm_avg_epu8 (src1_r3, src2_r3);
_mm_storeu_si128((__m128i *) dst, src1_r0);
_mm_storeu_si128((__m128i *) (dst + stride), src1_r1);
_mm_storeu_si128((__m128i *) (dst + 2 * stride), src1_r2);
_mm_storeu_si128((__m128i *) (dst + 3 * stride), src1_r3);
// Row 12-15
src1 += 4 * 16;
src2 += 4 * 16;
dst += 4 * stride;
src1_r0 = _mm_loadu_si128((__m128i *) (src1));
src1_r1 = _mm_loadu_si128((__m128i *) (src1 + 16));
src1_r2 = _mm_loadu_si128((__m128i *) (src1 + 2 * 16));
src1_r3 = _mm_loadu_si128((__m128i *) (src1 + 3 * 16));
src2_r0 = _mm_loadu_si128((__m128i *) (src2));
src2_r1 = _mm_loadu_si128((__m128i *) (src2 + 16));
src2_r2 = _mm_loadu_si128((__m128i *) (src2 + 2 * 16));
src2_r3 = _mm_loadu_si128((__m128i *) (src2 + 3 * 16));
src1_r0 = _mm_avg_epu8 (src1_r0, src2_r0);
src1_r1 = _mm_avg_epu8 (src1_r1, src2_r1);
src1_r2 = _mm_avg_epu8 (src1_r2, src2_r2);
src1_r3 = _mm_avg_epu8 (src1_r3, src2_r3);
_mm_storeu_si128((__m128i *) dst, src1_r0);
_mm_storeu_si128((__m128i *) (dst + stride), src1_r1);
_mm_storeu_si128((__m128i *) (dst + 2 * stride), src1_r2);
_mm_storeu_si128((__m128i *) (dst + 3 * stride), src1_r3);
stride >>= 1;
/*******************************************************/
/* interpolate U */
/*******************************************************/
src1 = buf_src1->pu1_u;
src2 = buf_src2->pu1_u;
dst = buf_dst->pu1_u;
// Row 0-3
src1_r0 = _mm_loadl_epi64((__m128i *) (src1));
src1_r1 = _mm_loadl_epi64((__m128i *) (src1 + 8));
src1_r2 = _mm_loadl_epi64((__m128i *) (src1 + 2 * 8));
src1_r3 = _mm_loadl_epi64((__m128i *) (src1 + 3 * 8));
src2_r0 = _mm_loadl_epi64((__m128i *) (src2));
src2_r1 = _mm_loadl_epi64((__m128i *) (src2 + 8));
src2_r2 = _mm_loadl_epi64((__m128i *) (src2 + 2 * 8));
src2_r3 = _mm_loadl_epi64((__m128i *) (src2 + 3 * 8));
src1_r0 = _mm_avg_epu8 (src1_r0, src2_r0);
src1_r1 = _mm_avg_epu8 (src1_r1, src2_r1);
src1_r2 = _mm_avg_epu8 (src1_r2, src2_r2);
src1_r3 = _mm_avg_epu8 (src1_r3, src2_r3);
_mm_storel_epi64((__m128i *) dst, src1_r0);
_mm_storel_epi64((__m128i *) (dst + stride), src1_r1);
_mm_storel_epi64((__m128i *) (dst + 2 * stride), src1_r2);
_mm_storel_epi64((__m128i *) (dst + 3 * stride), src1_r3);
// Row 4-7
src1 += 4 * 8;
src2 += 4 * 8;
dst += 4 * stride;
src1_r0 = _mm_loadl_epi64((__m128i *) (src1));
src1_r1 = _mm_loadl_epi64((__m128i *) (src1 + 8));
src1_r2 = _mm_loadl_epi64((__m128i *) (src1 + 2 * 8));
src1_r3 = _mm_loadl_epi64((__m128i *) (src1 + 3 * 8));
src2_r0 = _mm_loadl_epi64((__m128i *) (src2));
src2_r1 = _mm_loadl_epi64((__m128i *) (src2 + 8));
src2_r2 = _mm_loadl_epi64((__m128i *) (src2 + 2 * 8));
src2_r3 = _mm_loadl_epi64((__m128i *) (src2 + 3 * 8));
src1_r0 = _mm_avg_epu8 (src1_r0, src2_r0);
src1_r1 = _mm_avg_epu8 (src1_r1, src2_r1);
src1_r2 = _mm_avg_epu8 (src1_r2, src2_r2);
src1_r3 = _mm_avg_epu8 (src1_r3, src2_r3);
_mm_storel_epi64((__m128i *) dst, src1_r0);
_mm_storel_epi64((__m128i *) (dst + stride), src1_r1);
_mm_storel_epi64((__m128i *) (dst + 2 * stride), src1_r2);
_mm_storel_epi64((__m128i *) (dst + 3 * stride), src1_r3);
/*******************************************************/
/* interpolate V */
/*******************************************************/
src1 = buf_src1->pu1_v;
src2 = buf_src2->pu1_v;
dst = buf_dst->pu1_v;
// Row 0-3
src1_r0 = _mm_loadl_epi64((__m128i *) (src1));
src1_r1 = _mm_loadl_epi64((__m128i *) (src1 + 8));
src1_r2 = _mm_loadl_epi64((__m128i *) (src1 + 2 * 8));
src1_r3 = _mm_loadl_epi64((__m128i *) (src1 + 3 * 8));
src2_r0 = _mm_loadl_epi64((__m128i *) (src2));
src2_r1 = _mm_loadl_epi64((__m128i *) (src2 + 8));
src2_r2 = _mm_loadl_epi64((__m128i *) (src2 + 2 * 8));
src2_r3 = _mm_loadl_epi64((__m128i *) (src2 + 3 * 8));
src1_r0 = _mm_avg_epu8 (src1_r0, src2_r0);
src1_r1 = _mm_avg_epu8 (src1_r1, src2_r1);
src1_r2 = _mm_avg_epu8 (src1_r2, src2_r2);
src1_r3 = _mm_avg_epu8 (src1_r3, src2_r3);
_mm_storel_epi64((__m128i *) dst, src1_r0);
_mm_storel_epi64((__m128i *) (dst + stride), src1_r1);
_mm_storel_epi64((__m128i *) (dst + 2 * stride), src1_r2);
_mm_storel_epi64((__m128i *) (dst + 3 * stride), src1_r3);
// Row 4-7
src1 += 4 * 8;
src2 += 4 * 8;
dst += 4 * stride;
src1_r0 = _mm_loadl_epi64((__m128i *) (src1));
src1_r1 = _mm_loadl_epi64((__m128i *) (src1 + 8));
src1_r2 = _mm_loadl_epi64((__m128i *) (src1 + 2 * 8));
src1_r3 = _mm_loadl_epi64((__m128i *) (src1 + 3 * 8));
src2_r0 = _mm_loadl_epi64((__m128i *) (src2));
src2_r1 = _mm_loadl_epi64((__m128i *) (src2 + 8));
src2_r2 = _mm_loadl_epi64((__m128i *) (src2 + 2 * 8));
src2_r3 = _mm_loadl_epi64((__m128i *) (src2 + 3 * 8));
src1_r0 = _mm_avg_epu8 (src1_r0, src2_r0);
src1_r1 = _mm_avg_epu8 (src1_r1, src2_r1);
src1_r2 = _mm_avg_epu8 (src1_r2, src2_r2);
src1_r3 = _mm_avg_epu8 (src1_r3, src2_r3);
_mm_storel_epi64((__m128i *) dst, src1_r0);
_mm_storel_epi64((__m128i *) (dst + stride), src1_r1);
_mm_storel_epi64((__m128i *) (dst + 2 * stride), src1_r2);
_mm_storel_epi64((__m128i *) (dst + 3 * stride), src1_r3);
}
/*****************************************************************************/
/* */
/* Function Name : impeg2_mc_halfx_halfy_8x8_sse42() */
/* */
/* Description : Gets the buffer from (0.5,0.5) to (8.5,8.5) */
/* and the above block of size 8 x 8 will be placed as a */
/* block from the current position of out_buf */
/* */
/* Inputs : ref - Reference frame from which the block will be */
/* block will be extracted. */
/* ref_wid - WIdth of reference frame */
/* out_wid - WIdth of the output frame */
/* blk_width - width of the block */
/* blk_width - height of the block */
/* */
/* Globals : None */
/* */
/* Processing : Point to the (0,0),(1,0),(0,1),(1,1) position in */
/* the ref frame.Interpolate these four values to get the */
/* value at(0.5,0.5).Repeat this to get an 8 x 8 block */
/* using 9 x 9 block from reference frame */
/* */
/* Outputs : out - Output containing the extracted block */
/* */
/* Returns : None */
/* */
/* Issues : None */
/* */
/*****************************************************************************/
void impeg2_mc_halfx_halfy_8x8_sse42(UWORD8 *out,
UWORD8 *ref,
UWORD32 ref_wid,
UWORD32 out_wid)
{
UWORD8 *ref_p0,*ref_p1,*ref_p2,*ref_p3;
/* P0-P3 are the pixels in the reference frame and Q is the value being */
/* estimated */
/*
P0 P1
Q
P2 P3
*/
__m128i src_r0, src_r0_1, src_r1, src_r1_1;
__m128i tmp0, tmp1;
__m128i value_2 = _mm_set1_epi16(2);
ref_p0 = ref;
ref_p1 = ref + 1;
ref_p2 = ref + ref_wid;
ref_p3 = ref + ref_wid + 1;
src_r0 = _mm_loadl_epi64((__m128i *) (ref_p0)); //Row 0
src_r0_1 = _mm_loadl_epi64((__m128i *) (ref_p1));
src_r1 = _mm_loadl_epi64((__m128i *) (ref_p2)); //Row 1
src_r1_1 = _mm_loadl_epi64((__m128i *) (ref_p3));
src_r0 = _mm_cvtepu8_epi16(src_r0);
src_r0_1 = _mm_cvtepu8_epi16(src_r0_1);
src_r1 = _mm_cvtepu8_epi16(src_r1);
src_r1_1 = _mm_cvtepu8_epi16(src_r1_1);
tmp0 = _mm_add_epi16(src_r0, src_r0_1); //Row 0 horizontal interpolation
tmp1 = _mm_add_epi16(src_r1, src_r1_1); //Row 1 horizontal interpolation
tmp0 = _mm_add_epi16(tmp0, tmp1); //Row 0 vertical interpolation
tmp0 = _mm_add_epi16(tmp0, value_2);
tmp0 = _mm_srli_epi16(tmp0, 2);
tmp0 = _mm_packus_epi16(tmp0, value_2);
_mm_storel_epi64((__m128i *)out, tmp0);
//Row 1
ref_p2 += ref_wid;
ref_p3 += ref_wid;
out += out_wid;
src_r0 = _mm_loadl_epi64((__m128i *) (ref_p2)); //Row 2
src_r0_1 = _mm_loadl_epi64((__m128i *) (ref_p3));
src_r0 = _mm_cvtepu8_epi16(src_r0);
src_r0_1 = _mm_cvtepu8_epi16(src_r0_1);
tmp0 = _mm_add_epi16(src_r0, src_r0_1); //Row 2 horizontal interpolation
tmp1 = _mm_add_epi16(tmp0, tmp1); //Row 1 vertical interpolation
tmp1 = _mm_add_epi16(tmp1, value_2);
tmp1 = _mm_srli_epi16(tmp1, 2);
tmp1 = _mm_packus_epi16(tmp1, value_2);
_mm_storel_epi64((__m128i *)out, tmp1);
//Row 2
ref_p2 += ref_wid;
ref_p3 += ref_wid;
out += out_wid;
src_r0 = _mm_loadl_epi64((__m128i *) (ref_p2)); //Row 3
src_r0_1 = _mm_loadl_epi64((__m128i *) (ref_p3));
src_r0 = _mm_cvtepu8_epi16(src_r0);
src_r0_1 = _mm_cvtepu8_epi16(src_r0_1);
tmp1 = _mm_add_epi16(src_r0, src_r0_1); //Row 3 horizontal interpolation
tmp0 = _mm_add_epi16(tmp0, tmp1); //Row 2 vertical interpolation
tmp0 = _mm_add_epi16(tmp0, value_2);
tmp0 = _mm_srli_epi16(tmp0, 2);
tmp0 = _mm_packus_epi16(tmp0, value_2);
_mm_storel_epi64((__m128i *)out, tmp0);
//Row 3
ref_p2 += ref_wid;
ref_p3 += ref_wid;
out += out_wid;
src_r0 = _mm_loadl_epi64((__m128i *) (ref_p2)); //Row 4
src_r0_1 = _mm_loadl_epi64((__m128i *) (ref_p3));
src_r0 = _mm_cvtepu8_epi16(src_r0);
src_r0_1 = _mm_cvtepu8_epi16(src_r0_1);
tmp0 = _mm_add_epi16(src_r0, src_r0_1); //Row 4 horizontal interpolation
tmp1 = _mm_add_epi16(tmp0, tmp1); //Row 3 vertical interpolation
tmp1 = _mm_add_epi16(tmp1, value_2);
tmp1 = _mm_srli_epi16(tmp1, 2);
tmp1 = _mm_packus_epi16(tmp1, value_2);
_mm_storel_epi64((__m128i *)out, tmp1);
//Row 4
ref_p2 += ref_wid;
ref_p3 += ref_wid;
out += out_wid;
src_r0 = _mm_loadl_epi64((__m128i *) (ref_p2)); //Row 5
src_r0_1 = _mm_loadl_epi64((__m128i *) (ref_p3));
src_r0 = _mm_cvtepu8_epi16(src_r0);
src_r0_1 = _mm_cvtepu8_epi16(src_r0_1);
tmp1 = _mm_add_epi16(src_r0, src_r0_1); //Row 5 horizontal interpolation
tmp0 = _mm_add_epi16(tmp0, tmp1); //Row 4 vertical interpolation
tmp0 = _mm_add_epi16(tmp0, value_2);
tmp0 = _mm_srli_epi16(tmp0, 2);
tmp0 = _mm_packus_epi16(tmp0, value_2);
_mm_storel_epi64((__m128i *)out, tmp0);
//Row 5
ref_p2 += ref_wid;
ref_p3 += ref_wid;
out += out_wid;
src_r0 = _mm_loadl_epi64((__m128i *) (ref_p2)); //Row 6
src_r0_1 = _mm_loadl_epi64((__m128i *) (ref_p3));
src_r0 = _mm_cvtepu8_epi16(src_r0);
src_r0_1 = _mm_cvtepu8_epi16(src_r0_1);
tmp0 = _mm_add_epi16(src_r0, src_r0_1); //Row 6 horizontal interpolation
tmp1 = _mm_add_epi16(tmp0, tmp1); //Row 5 vertical interpolation
tmp1 = _mm_add_epi16(tmp1, value_2);
tmp1 = _mm_srli_epi16(tmp1, 2);
tmp1 = _mm_packus_epi16(tmp1, value_2);
_mm_storel_epi64((__m128i *)out, tmp1);
//Row 6
ref_p2 += ref_wid;
ref_p3 += ref_wid;
out += out_wid;
src_r0 = _mm_loadl_epi64((__m128i *) (ref_p2)); //Row 7
src_r0_1 = _mm_loadl_epi64((__m128i *) (ref_p3));
src_r0 = _mm_cvtepu8_epi16(src_r0);
src_r0_1 = _mm_cvtepu8_epi16(src_r0_1);
tmp1 = _mm_add_epi16(src_r0, src_r0_1); //Row 7 horizontal interpolation
tmp0 = _mm_add_epi16(tmp0, tmp1); //Row 6 vertical interpolation
tmp0 = _mm_add_epi16(tmp0, value_2);
tmp0 = _mm_srli_epi16(tmp0, 2);
tmp0 = _mm_packus_epi16(tmp0, value_2);
_mm_storel_epi64((__m128i *)out, tmp0);
//Row 7
ref_p2 += ref_wid;
ref_p3 += ref_wid;
out += out_wid;
src_r0 = _mm_loadl_epi64((__m128i *) (ref_p2)); //Row 8
src_r0_1 = _mm_loadl_epi64((__m128i *) (ref_p3));
src_r0 = _mm_cvtepu8_epi16(src_r0);
src_r0_1 = _mm_cvtepu8_epi16(src_r0_1);
tmp0 = _mm_add_epi16(src_r0, src_r0_1); //Row 8 horizontal interpolation
tmp1 = _mm_add_epi16(tmp0, tmp1); //Row 7 vertical interpolation
tmp1 = _mm_add_epi16(tmp1, value_2);
tmp1 = _mm_srli_epi16(tmp1, 2);
tmp1 = _mm_packus_epi16(tmp1, value_2);
_mm_storel_epi64((__m128i *)out, tmp1);
return;
}
/*****************************************************************************/
/* */
/* Function Name : impeg2_mc_halfx_fully_8x8_sse42() */
/* */
/* Description : Gets the buffer from (0.5,0) to (8.5,8) */
/* and the above block of size 8 x 8 will be placed as a */
/* block from the current position of out_buf */
/* */
/* Inputs : ref - Reference frame from which the block will be */
/* block will be extracted. */
/* ref_wid - WIdth of reference frame */
/* out_wid - WIdth of the output frame */
/* blk_width - width of the block */
/* blk_width - height of the block */
/* */
/* Globals : None */
/* */
/* Processing : Point to the (0,0) and (1,0) position in the ref frame */
/* Interpolate these two values to get the value at(0.5,0) */
/* Repeat this to get an 8 x 8 block using 9 x 8 block from */
/* reference frame */
/* */
/* Outputs : out - Output containing the extracted block */
/* */
/* Returns : None */
/* */
/* Issues : None */
/* */
/*****************************************************************************/
void impeg2_mc_halfx_fully_8x8_sse42(UWORD8 *out,
UWORD8 *ref,
UWORD32 ref_wid,
UWORD32 out_wid)
{
UWORD8 *ref_p0,*ref_p1;
__m128i src_r0, src_r0_1, src_r1, src_r1_1;
/* P0-P3 are the pixels in the reference frame and Q is the value being */
/* estimated */
/*
P0 Q P1
*/
ref_p0 = ref;
ref_p1 = ref + 1;
// Row 0 and 1
src_r0 = _mm_loadl_epi64((__m128i *) (ref_p0)); //Row 0
src_r0_1 = _mm_loadl_epi64((__m128i *) (ref_p1));
src_r1 = _mm_loadl_epi64((__m128i *) (ref_p0 + ref_wid)); //Row 1
src_r1_1 = _mm_loadl_epi64((__m128i *) (ref_p1 + ref_wid));
src_r0 = _mm_avg_epu8(src_r0, src_r0_1);
src_r1 = _mm_avg_epu8(src_r1, src_r1_1);
_mm_storel_epi64((__m128i *)out, src_r0);
_mm_storel_epi64((__m128i *)(out + out_wid), src_r1);
// Row 2 and 3
ref_p0 += 2*ref_wid;
ref_p1 += 2*ref_wid;
out += 2*out_wid;
src_r0 = _mm_loadl_epi64((__m128i *) (ref_p0)); //Row 2
src_r0_1 = _mm_loadl_epi64((__m128i *) (ref_p1));
src_r1 = _mm_loadl_epi64((__m128i *) (ref_p0 + ref_wid)); //Row 3
src_r1_1 = _mm_loadl_epi64((__m128i *) (ref_p1 + ref_wid));
src_r0 = _mm_avg_epu8(src_r0, src_r0_1);
src_r1 = _mm_avg_epu8(src_r1, src_r1_1);
_mm_storel_epi64((__m128i *)out, src_r0);
_mm_storel_epi64((__m128i *)(out + out_wid), src_r1);
// Row 4 and 5
ref_p0 += 2*ref_wid;
ref_p1 += 2*ref_wid;
out += 2*out_wid;
src_r0 = _mm_loadl_epi64((__m128i *) (ref_p0)); //Row 4
src_r0_1 = _mm_loadl_epi64((__m128i *) (ref_p1));
src_r1 = _mm_loadl_epi64((__m128i *) (ref_p0 + ref_wid)); //Row 5
src_r1_1 = _mm_loadl_epi64((__m128i *) (ref_p1 + ref_wid));
src_r0 = _mm_avg_epu8(src_r0, src_r0_1);
src_r1 = _mm_avg_epu8(src_r1, src_r1_1);
_mm_storel_epi64((__m128i *)out, src_r0);
_mm_storel_epi64((__m128i *)(out + out_wid), src_r1);
// Row 6 and 7
ref_p0 += 2*ref_wid;
ref_p1 += 2*ref_wid;
out += 2*out_wid;
src_r0 = _mm_loadl_epi64((__m128i *) (ref_p0)); //Row 6
src_r0_1 = _mm_loadl_epi64((__m128i *) (ref_p1));
src_r1 = _mm_loadl_epi64((__m128i *) (ref_p0 + ref_wid)); //Row 7
src_r1_1 = _mm_loadl_epi64((__m128i *) (ref_p1 + ref_wid));
src_r0 = _mm_avg_epu8(src_r0, src_r0_1);
src_r1 = _mm_avg_epu8(src_r1, src_r1_1);
_mm_storel_epi64((__m128i *)out, src_r0);
_mm_storel_epi64((__m128i *)(out + out_wid), src_r1);
return;
}
/*****************************************************************************/
/* */
/* Function Name : impeg2_mc_fullx_halfy_8x8_sse42() */
/* */
/* Description : Gets the buffer from (0,0.5) to (8,8.5) */
/* and the above block of size 8 x 8 will be placed as a */
/* block from the current position of out_buf */
/* */
/* Inputs : ref - Reference frame from which the block will be */
/* block will be extracted. */
/* ref_wid - WIdth of reference frame */
/* out_wid - WIdth of the output frame */
/* blk_width - width of the block */
/* blk_width - height of the block */
/* */
/* Globals : None */
/* */
/* Processing : Point to the (0,0) and (0,1) position in the ref frame */
/* Interpolate these two values to get the value at(0,0.5) */
/* Repeat this to get an 8 x 8 block using 8 x 9 block from */
/* reference frame */
/* */
/* Outputs : out - Output containing the extracted block */
/* */
/* Returns : None */
/* */
/* Issues : None */
/* */
/*****************************************************************************/
void impeg2_mc_fullx_halfy_8x8_sse42(UWORD8 *out,
UWORD8 *ref,
UWORD32 ref_wid,
UWORD32 out_wid)
{
__m128i src_r0, src_r1, src_r2, temp0, temp1;
/* P0-P3 are the pixels in the reference frame and Q is the value being */
/* estimated */
/*
P0
x
P1
*/
src_r0 = _mm_loadl_epi64((__m128i *)ref); //Row 0
src_r1 = _mm_loadl_epi64((__m128i *)(ref + ref_wid)); //Row 1
src_r2 = _mm_loadl_epi64((__m128i *)(ref + 2 * ref_wid)); //Row 2
temp0 = _mm_avg_epu8(src_r0, src_r1);
temp1 = _mm_avg_epu8(src_r1, src_r2);
_mm_storel_epi64((__m128i *)out, temp0); //Row 0
_mm_storel_epi64((__m128i *)(out + out_wid), temp1); //Row 1
ref+= 3*ref_wid;
out+= 2*out_wid;
src_r0 = _mm_loadl_epi64((__m128i *)ref); //Row 3
src_r1 = _mm_loadl_epi64((__m128i *)(ref + ref_wid)); //Row 4
temp0 = _mm_avg_epu8(src_r2, src_r0);
temp1 = _mm_avg_epu8(src_r0, src_r1);
_mm_storel_epi64((__m128i *)out, temp0); //Row 2
_mm_storel_epi64((__m128i *)(out + out_wid), temp1); //Row 3
ref += 2*ref_wid;
out+= 2*out_wid;
src_r2 = _mm_loadl_epi64((__m128i *)ref); //Row 5
src_r0 = _mm_loadl_epi64((__m128i *)(ref + ref_wid)); //Row 6
temp0 = _mm_avg_epu8(src_r1, src_r2);
temp1 = _mm_avg_epu8(src_r2, src_r0);
_mm_storel_epi64((__m128i *)out, temp0); //Row 4
_mm_storel_epi64((__m128i *)(out + out_wid), temp1); //Row 5
ref += 2*ref_wid;
out+= 2*out_wid;
src_r1 = _mm_loadl_epi64((__m128i *)ref); //Row 7
src_r2 = _mm_loadl_epi64((__m128i *) (ref + ref_wid)); //Row 8
temp0 = _mm_avg_epu8(src_r0, src_r1);
temp1 = _mm_avg_epu8(src_r1, src_r2);
_mm_storel_epi64((__m128i *)out, temp0); //Row 6
_mm_storel_epi64((__m128i *)(out + out_wid), temp1); //Row 7
return;
}
/*****************************************************************************/
/* */
/* Function Name : impeg2_mc_fullx_fully_8x8_sse42() */
/* */
/* Description : Gets the buffer from (x,y) to (x+8,y+8) */
/* and the above block of size 8 x 8 will be placed as a */
/* block from the current position of out_buf */
/* */
/* Inputs : ref - Reference frame from which the block will be */
/* block will be extracted. */
/* ref_wid - WIdth of reference frame */
/* out_wid - WIdth of the output frame */
/* blk_width - width of the block */
/* blk_width - height of the block */
/* */
/* Globals : None */
/* */
/* Processing : Point to the (0,0) position in the ref frame */
/* Get an 8 x 8 block from reference frame */
/* */
/* Outputs : out - Output containing the extracted block */
/* */
/* Returns : None */
/* */
/* Issues : None */
/* */
/*****************************************************************************/
void impeg2_mc_fullx_fully_8x8_sse42(UWORD8 *out,
UWORD8 *ref,
UWORD32 ref_wid,
UWORD32 out_wid)
{
__m128i src_r0, src_r1, src_r2, src_r3;
// Row 0-3
src_r0 = _mm_loadl_epi64((__m128i *)ref);
src_r1 = _mm_loadl_epi64((__m128i *)(ref + ref_wid));
src_r2 = _mm_loadl_epi64((__m128i *)(ref + 2 * ref_wid));
src_r3 = _mm_loadl_epi64((__m128i *)(ref + 3 * ref_wid));
_mm_storel_epi64((__m128i *)out, src_r0);
_mm_storel_epi64((__m128i *)(out + out_wid), src_r1);
_mm_storel_epi64((__m128i *)(out + 2 * out_wid), src_r2);
_mm_storel_epi64((__m128i *)(out + 3 * out_wid), src_r3);
// Row 4-7
ref += 4 * ref_wid;
out += 4 * out_wid;
src_r0 = _mm_loadl_epi64((__m128i *)ref);
src_r1 = _mm_loadl_epi64((__m128i *)(ref + ref_wid));
src_r2 = _mm_loadl_epi64((__m128i *)(ref + 2 * ref_wid));
src_r3 = _mm_loadl_epi64((__m128i *)(ref + 3 * ref_wid));
_mm_storel_epi64((__m128i *)out, src_r0);
_mm_storel_epi64((__m128i *)(out + out_wid), src_r1);
_mm_storel_epi64((__m128i *)(out + 2 * out_wid), src_r2);
_mm_storel_epi64((__m128i *)(out + 3 * out_wid), src_r3);
return;
}