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/*
* Copyright (c) 2014 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include <emmintrin.h> // SSE2
#include "./vpx_config.h"
#include "./vpx_dsp_rtcd.h"
#include "vpx_ports/mem.h"
typedef uint32_t (*high_variance_fn_t)(const uint16_t *src, int src_stride,
const uint16_t *ref, int ref_stride,
uint32_t *sse, int *sum);
uint32_t vpx_highbd_calc8x8var_sse2(const uint16_t *src, int src_stride,
const uint16_t *ref, int ref_stride,
uint32_t *sse, int *sum);
uint32_t vpx_highbd_calc16x16var_sse2(const uint16_t *src, int src_stride,
const uint16_t *ref, int ref_stride,
uint32_t *sse, int *sum);
static void highbd_8_variance_sse2(const uint16_t *src, int src_stride,
const uint16_t *ref, int ref_stride, int w,
int h, uint32_t *sse, int *sum,
high_variance_fn_t var_fn, int block_size) {
int i, j;
*sse = 0;
*sum = 0;
for (i = 0; i < h; i += block_size) {
for (j = 0; j < w; j += block_size) {
unsigned int sse0;
int sum0;
var_fn(src + src_stride * i + j, src_stride, ref + ref_stride * i + j,
ref_stride, &sse0, &sum0);
*sse += sse0;
*sum += sum0;
}
}
}
static void highbd_10_variance_sse2(const uint16_t *src, int src_stride,
const uint16_t *ref, int ref_stride, int w,
int h, uint32_t *sse, int *sum,
high_variance_fn_t var_fn, int block_size) {
int i, j;
uint64_t sse_long = 0;
int32_t sum_long = 0;
for (i = 0; i < h; i += block_size) {
for (j = 0; j < w; j += block_size) {
unsigned int sse0;
int sum0;
var_fn(src + src_stride * i + j, src_stride, ref + ref_stride * i + j,
ref_stride, &sse0, &sum0);
sse_long += sse0;
sum_long += sum0;
}
}
*sum = ROUND_POWER_OF_TWO(sum_long, 2);
*sse = (uint32_t)ROUND_POWER_OF_TWO(sse_long, 4);
}
static void highbd_12_variance_sse2(const uint16_t *src, int src_stride,
const uint16_t *ref, int ref_stride, int w,
int h, uint32_t *sse, int *sum,
high_variance_fn_t var_fn, int block_size) {
int i, j;
uint64_t sse_long = 0;
int32_t sum_long = 0;
for (i = 0; i < h; i += block_size) {
for (j = 0; j < w; j += block_size) {
unsigned int sse0;
int sum0;
var_fn(src + src_stride * i + j, src_stride, ref + ref_stride * i + j,
ref_stride, &sse0, &sum0);
sse_long += sse0;
sum_long += sum0;
}
}
*sum = ROUND_POWER_OF_TWO(sum_long, 4);
*sse = (uint32_t)ROUND_POWER_OF_TWO(sse_long, 8);
}
#define HIGH_GET_VAR(S) \
void vpx_highbd_8_get##S##x##S##var_sse2( \
const uint8_t *src8, int src_stride, const uint8_t *ref8, \
int ref_stride, uint32_t *sse, int *sum) { \
uint16_t *src = CONVERT_TO_SHORTPTR(src8); \
uint16_t *ref = CONVERT_TO_SHORTPTR(ref8); \
vpx_highbd_calc##S##x##S##var_sse2(src, src_stride, ref, ref_stride, sse, \
sum); \
} \
\
void vpx_highbd_10_get##S##x##S##var_sse2( \
const uint8_t *src8, int src_stride, const uint8_t *ref8, \
int ref_stride, uint32_t *sse, int *sum) { \
uint16_t *src = CONVERT_TO_SHORTPTR(src8); \
uint16_t *ref = CONVERT_TO_SHORTPTR(ref8); \
vpx_highbd_calc##S##x##S##var_sse2(src, src_stride, ref, ref_stride, sse, \
sum); \
*sum = ROUND_POWER_OF_TWO(*sum, 2); \
*sse = ROUND_POWER_OF_TWO(*sse, 4); \
} \
\
void vpx_highbd_12_get##S##x##S##var_sse2( \
const uint8_t *src8, int src_stride, const uint8_t *ref8, \
int ref_stride, uint32_t *sse, int *sum) { \
uint16_t *src = CONVERT_TO_SHORTPTR(src8); \
uint16_t *ref = CONVERT_TO_SHORTPTR(ref8); \
vpx_highbd_calc##S##x##S##var_sse2(src, src_stride, ref, ref_stride, sse, \
sum); \
*sum = ROUND_POWER_OF_TWO(*sum, 4); \
*sse = ROUND_POWER_OF_TWO(*sse, 8); \
}
HIGH_GET_VAR(16)
HIGH_GET_VAR(8)
#undef HIGH_GET_VAR
#define VAR_FN(w, h, block_size, shift) \
uint32_t vpx_highbd_8_variance##w##x##h##_sse2( \
const uint8_t *src8, int src_stride, const uint8_t *ref8, \
int ref_stride, uint32_t *sse) { \
int sum; \
uint16_t *src = CONVERT_TO_SHORTPTR(src8); \
uint16_t *ref = CONVERT_TO_SHORTPTR(ref8); \
highbd_8_variance_sse2( \
src, src_stride, ref, ref_stride, w, h, sse, &sum, \
vpx_highbd_calc##block_size##x##block_size##var_sse2, block_size); \
return *sse - (uint32_t)(((int64_t)sum * sum) >> (shift)); \
} \
\
uint32_t vpx_highbd_10_variance##w##x##h##_sse2( \
const uint8_t *src8, int src_stride, const uint8_t *ref8, \
int ref_stride, uint32_t *sse) { \
int sum; \
int64_t var; \
uint16_t *src = CONVERT_TO_SHORTPTR(src8); \
uint16_t *ref = CONVERT_TO_SHORTPTR(ref8); \
highbd_10_variance_sse2( \
src, src_stride, ref, ref_stride, w, h, sse, &sum, \
vpx_highbd_calc##block_size##x##block_size##var_sse2, block_size); \
var = (int64_t)(*sse) - (((int64_t)sum * sum) >> (shift)); \
return (var >= 0) ? (uint32_t)var : 0; \
} \
\
uint32_t vpx_highbd_12_variance##w##x##h##_sse2( \
const uint8_t *src8, int src_stride, const uint8_t *ref8, \
int ref_stride, uint32_t *sse) { \
int sum; \
int64_t var; \
uint16_t *src = CONVERT_TO_SHORTPTR(src8); \
uint16_t *ref = CONVERT_TO_SHORTPTR(ref8); \
highbd_12_variance_sse2( \
src, src_stride, ref, ref_stride, w, h, sse, &sum, \
vpx_highbd_calc##block_size##x##block_size##var_sse2, block_size); \
var = (int64_t)(*sse) - (((int64_t)sum * sum) >> (shift)); \
return (var >= 0) ? (uint32_t)var : 0; \
}
VAR_FN(64, 64, 16, 12)
VAR_FN(64, 32, 16, 11)
VAR_FN(32, 64, 16, 11)
VAR_FN(32, 32, 16, 10)
VAR_FN(32, 16, 16, 9)
VAR_FN(16, 32, 16, 9)
VAR_FN(16, 16, 16, 8)
VAR_FN(16, 8, 8, 7)
VAR_FN(8, 16, 8, 7)
VAR_FN(8, 8, 8, 6)
#undef VAR_FN
unsigned int vpx_highbd_8_mse16x16_sse2(const uint8_t *src8, int src_stride,
const uint8_t *ref8, int ref_stride,
unsigned int *sse) {
int sum;
uint16_t *src = CONVERT_TO_SHORTPTR(src8);
uint16_t *ref = CONVERT_TO_SHORTPTR(ref8);
highbd_8_variance_sse2(src, src_stride, ref, ref_stride, 16, 16, sse, &sum,
vpx_highbd_calc16x16var_sse2, 16);
return *sse;
}
unsigned int vpx_highbd_10_mse16x16_sse2(const uint8_t *src8, int src_stride,
const uint8_t *ref8, int ref_stride,
unsigned int *sse) {
int sum;
uint16_t *src = CONVERT_TO_SHORTPTR(src8);
uint16_t *ref = CONVERT_TO_SHORTPTR(ref8);
highbd_10_variance_sse2(src, src_stride, ref, ref_stride, 16, 16, sse, &sum,
vpx_highbd_calc16x16var_sse2, 16);
return *sse;
}
unsigned int vpx_highbd_12_mse16x16_sse2(const uint8_t *src8, int src_stride,
const uint8_t *ref8, int ref_stride,
unsigned int *sse) {
int sum;
uint16_t *src = CONVERT_TO_SHORTPTR(src8);
uint16_t *ref = CONVERT_TO_SHORTPTR(ref8);
highbd_12_variance_sse2(src, src_stride, ref, ref_stride, 16, 16, sse, &sum,
vpx_highbd_calc16x16var_sse2, 16);
return *sse;
}
unsigned int vpx_highbd_8_mse8x8_sse2(const uint8_t *src8, int src_stride,
const uint8_t *ref8, int ref_stride,
unsigned int *sse) {
int sum;
uint16_t *src = CONVERT_TO_SHORTPTR(src8);
uint16_t *ref = CONVERT_TO_SHORTPTR(ref8);
highbd_8_variance_sse2(src, src_stride, ref, ref_stride, 8, 8, sse, &sum,
vpx_highbd_calc8x8var_sse2, 8);
return *sse;
}
unsigned int vpx_highbd_10_mse8x8_sse2(const uint8_t *src8, int src_stride,
const uint8_t *ref8, int ref_stride,
unsigned int *sse) {
int sum;
uint16_t *src = CONVERT_TO_SHORTPTR(src8);
uint16_t *ref = CONVERT_TO_SHORTPTR(ref8);
highbd_10_variance_sse2(src, src_stride, ref, ref_stride, 8, 8, sse, &sum,
vpx_highbd_calc8x8var_sse2, 8);
return *sse;
}
unsigned int vpx_highbd_12_mse8x8_sse2(const uint8_t *src8, int src_stride,
const uint8_t *ref8, int ref_stride,
unsigned int *sse) {
int sum;
uint16_t *src = CONVERT_TO_SHORTPTR(src8);
uint16_t *ref = CONVERT_TO_SHORTPTR(ref8);
highbd_12_variance_sse2(src, src_stride, ref, ref_stride, 8, 8, sse, &sum,
vpx_highbd_calc8x8var_sse2, 8);
return *sse;
}
// The 2 unused parameters are place holders for PIC enabled build.
// These definitions are for functions defined in
// highbd_subpel_variance_impl_sse2.asm
#define DECL(w, opt) \
int vpx_highbd_sub_pixel_variance##w##xh_##opt( \
const uint16_t *src, ptrdiff_t src_stride, int x_offset, int y_offset, \
const uint16_t *ref, ptrdiff_t ref_stride, int height, \
unsigned int *sse, void *unused0, void *unused);
#define DECLS(opt) \
DECL(8, opt) \
DECL(16, opt)
DECLS(sse2)
#undef DECLS
#undef DECL
#define FN(w, h, wf, wlog2, hlog2, opt, cast) \
uint32_t vpx_highbd_8_sub_pixel_variance##w##x##h##_##opt( \
const uint8_t *src8, int src_stride, int x_offset, int y_offset, \
const uint8_t *ref8, int ref_stride, uint32_t *sse_ptr) { \
uint32_t sse; \
uint16_t *src = CONVERT_TO_SHORTPTR(src8); \
uint16_t *ref = CONVERT_TO_SHORTPTR(ref8); \
int se = vpx_highbd_sub_pixel_variance##wf##xh_##opt( \
src, src_stride, x_offset, y_offset, ref, ref_stride, h, &sse, NULL, \
NULL); \
if (w > wf) { \
unsigned int sse2; \
int se2 = vpx_highbd_sub_pixel_variance##wf##xh_##opt( \
src + 16, src_stride, x_offset, y_offset, ref + 16, ref_stride, h, \
&sse2, NULL, NULL); \
se += se2; \
sse += sse2; \
if (w > wf * 2) { \
se2 = vpx_highbd_sub_pixel_variance##wf##xh_##opt( \
src + 32, src_stride, x_offset, y_offset, ref + 32, ref_stride, h, \
&sse2, NULL, NULL); \
se += se2; \
sse += sse2; \
se2 = vpx_highbd_sub_pixel_variance##wf##xh_##opt( \
src + 48, src_stride, x_offset, y_offset, ref + 48, ref_stride, h, \
&sse2, NULL, NULL); \
se += se2; \
sse += sse2; \
} \
} \
*sse_ptr = sse; \
return sse - (uint32_t)((cast se * se) >> (wlog2 + hlog2)); \
} \
\
uint32_t vpx_highbd_10_sub_pixel_variance##w##x##h##_##opt( \
const uint8_t *src8, int src_stride, int x_offset, int y_offset, \
const uint8_t *ref8, int ref_stride, uint32_t *sse_ptr) { \
int64_t var; \
uint32_t sse; \
uint16_t *src = CONVERT_TO_SHORTPTR(src8); \
uint16_t *ref = CONVERT_TO_SHORTPTR(ref8); \
int se = vpx_highbd_sub_pixel_variance##wf##xh_##opt( \
src, src_stride, x_offset, y_offset, ref, ref_stride, h, &sse, NULL, \
NULL); \
if (w > wf) { \
uint32_t sse2; \
int se2 = vpx_highbd_sub_pixel_variance##wf##xh_##opt( \
src + 16, src_stride, x_offset, y_offset, ref + 16, ref_stride, h, \
&sse2, NULL, NULL); \
se += se2; \
sse += sse2; \
if (w > wf * 2) { \
se2 = vpx_highbd_sub_pixel_variance##wf##xh_##opt( \
src + 32, src_stride, x_offset, y_offset, ref + 32, ref_stride, h, \
&sse2, NULL, NULL); \
se += se2; \
sse += sse2; \
se2 = vpx_highbd_sub_pixel_variance##wf##xh_##opt( \
src + 48, src_stride, x_offset, y_offset, ref + 48, ref_stride, h, \
&sse2, NULL, NULL); \
se += se2; \
sse += sse2; \
} \
} \
se = ROUND_POWER_OF_TWO(se, 2); \
sse = ROUND_POWER_OF_TWO(sse, 4); \
*sse_ptr = sse; \
var = (int64_t)(sse) - ((cast se * se) >> (wlog2 + hlog2)); \
return (var >= 0) ? (uint32_t)var : 0; \
} \
\
uint32_t vpx_highbd_12_sub_pixel_variance##w##x##h##_##opt( \
const uint8_t *src8, int src_stride, int x_offset, int y_offset, \
const uint8_t *ref8, int ref_stride, uint32_t *sse_ptr) { \
int start_row; \
uint32_t sse; \
int se = 0; \
int64_t var; \
uint64_t long_sse = 0; \
uint16_t *src = CONVERT_TO_SHORTPTR(src8); \
uint16_t *ref = CONVERT_TO_SHORTPTR(ref8); \
for (start_row = 0; start_row < h; start_row += 16) { \
uint32_t sse2; \
int height = h - start_row < 16 ? h - start_row : 16; \
int se2 = vpx_highbd_sub_pixel_variance##wf##xh_##opt( \
src + (start_row * src_stride), src_stride, x_offset, y_offset, \
ref + (start_row * ref_stride), ref_stride, height, &sse2, NULL, \
NULL); \
se += se2; \
long_sse += sse2; \
if (w > wf) { \
se2 = vpx_highbd_sub_pixel_variance##wf##xh_##opt( \
src + 16 + (start_row * src_stride), src_stride, x_offset, \
y_offset, ref + 16 + (start_row * ref_stride), ref_stride, height, \
&sse2, NULL, NULL); \
se += se2; \
long_sse += sse2; \
if (w > wf * 2) { \
se2 = vpx_highbd_sub_pixel_variance##wf##xh_##opt( \
src + 32 + (start_row * src_stride), src_stride, x_offset, \
y_offset, ref + 32 + (start_row * ref_stride), ref_stride, \
height, &sse2, NULL, NULL); \
se += se2; \
long_sse += sse2; \
se2 = vpx_highbd_sub_pixel_variance##wf##xh_##opt( \
src + 48 + (start_row * src_stride), src_stride, x_offset, \
y_offset, ref + 48 + (start_row * ref_stride), ref_stride, \
height, &sse2, NULL, NULL); \
se += se2; \
long_sse += sse2; \
} \
} \
} \
se = ROUND_POWER_OF_TWO(se, 4); \
sse = (uint32_t)ROUND_POWER_OF_TWO(long_sse, 8); \
*sse_ptr = sse; \
var = (int64_t)(sse) - ((cast se * se) >> (wlog2 + hlog2)); \
return (var >= 0) ? (uint32_t)var : 0; \
}
#define FNS(opt) \
FN(64, 64, 16, 6, 6, opt, (int64_t)) \
FN(64, 32, 16, 6, 5, opt, (int64_t)) \
FN(32, 64, 16, 5, 6, opt, (int64_t)) \
FN(32, 32, 16, 5, 5, opt, (int64_t)) \
FN(32, 16, 16, 5, 4, opt, (int64_t)) \
FN(16, 32, 16, 4, 5, opt, (int64_t)) \
FN(16, 16, 16, 4, 4, opt, (int64_t)) \
FN(16, 8, 16, 4, 3, opt, (int64_t)) \
FN(8, 16, 8, 3, 4, opt, (int64_t)) \
FN(8, 8, 8, 3, 3, opt, (int64_t)) \
FN(8, 4, 8, 3, 2, opt, (int64_t))
FNS(sse2)
#undef FNS
#undef FN
// The 2 unused parameters are place holders for PIC enabled build.
#define DECL(w, opt) \
int vpx_highbd_sub_pixel_avg_variance##w##xh_##opt( \
const uint16_t *src, ptrdiff_t src_stride, int x_offset, int y_offset, \
const uint16_t *ref, ptrdiff_t ref_stride, const uint16_t *second, \
ptrdiff_t second_stride, int height, unsigned int *sse, void *unused0, \
void *unused);
#define DECLS(opt1) \
DECL(16, opt1) \
DECL(8, opt1)
DECLS(sse2)
#undef DECL
#undef DECLS
#define FN(w, h, wf, wlog2, hlog2, opt, cast) \
uint32_t vpx_highbd_8_sub_pixel_avg_variance##w##x##h##_##opt( \
const uint8_t *src8, int src_stride, int x_offset, int y_offset, \
const uint8_t *ref8, int ref_stride, uint32_t *sse_ptr, \
const uint8_t *sec8) { \
uint32_t sse; \
uint16_t *src = CONVERT_TO_SHORTPTR(src8); \
uint16_t *ref = CONVERT_TO_SHORTPTR(ref8); \
uint16_t *sec = CONVERT_TO_SHORTPTR(sec8); \
int se = vpx_highbd_sub_pixel_avg_variance##wf##xh_##opt( \
src, src_stride, x_offset, y_offset, ref, ref_stride, sec, w, h, &sse, \
NULL, NULL); \
if (w > wf) { \
uint32_t sse2; \
int se2 = vpx_highbd_sub_pixel_avg_variance##wf##xh_##opt( \
src + 16, src_stride, x_offset, y_offset, ref + 16, ref_stride, \
sec + 16, w, h, &sse2, NULL, NULL); \
se += se2; \
sse += sse2; \
if (w > wf * 2) { \
se2 = vpx_highbd_sub_pixel_avg_variance##wf##xh_##opt( \
src + 32, src_stride, x_offset, y_offset, ref + 32, ref_stride, \
sec + 32, w, h, &sse2, NULL, NULL); \
se += se2; \
sse += sse2; \
se2 = vpx_highbd_sub_pixel_avg_variance##wf##xh_##opt( \
src + 48, src_stride, x_offset, y_offset, ref + 48, ref_stride, \
sec + 48, w, h, &sse2, NULL, NULL); \
se += se2; \
sse += sse2; \
} \
} \
*sse_ptr = sse; \
return sse - (uint32_t)((cast se * se) >> (wlog2 + hlog2)); \
} \
\
uint32_t vpx_highbd_10_sub_pixel_avg_variance##w##x##h##_##opt( \
const uint8_t *src8, int src_stride, int x_offset, int y_offset, \
const uint8_t *ref8, int ref_stride, uint32_t *sse_ptr, \
const uint8_t *sec8) { \
int64_t var; \
uint32_t sse; \
uint16_t *src = CONVERT_TO_SHORTPTR(src8); \
uint16_t *ref = CONVERT_TO_SHORTPTR(ref8); \
uint16_t *sec = CONVERT_TO_SHORTPTR(sec8); \
int se = vpx_highbd_sub_pixel_avg_variance##wf##xh_##opt( \
src, src_stride, x_offset, y_offset, ref, ref_stride, sec, w, h, &sse, \
NULL, NULL); \
if (w > wf) { \
uint32_t sse2; \
int se2 = vpx_highbd_sub_pixel_avg_variance##wf##xh_##opt( \
src + 16, src_stride, x_offset, y_offset, ref + 16, ref_stride, \
sec + 16, w, h, &sse2, NULL, NULL); \
se += se2; \
sse += sse2; \
if (w > wf * 2) { \
se2 = vpx_highbd_sub_pixel_avg_variance##wf##xh_##opt( \
src + 32, src_stride, x_offset, y_offset, ref + 32, ref_stride, \
sec + 32, w, h, &sse2, NULL, NULL); \
se += se2; \
sse += sse2; \
se2 = vpx_highbd_sub_pixel_avg_variance##wf##xh_##opt( \
src + 48, src_stride, x_offset, y_offset, ref + 48, ref_stride, \
sec + 48, w, h, &sse2, NULL, NULL); \
se += se2; \
sse += sse2; \
} \
} \
se = ROUND_POWER_OF_TWO(se, 2); \
sse = ROUND_POWER_OF_TWO(sse, 4); \
*sse_ptr = sse; \
var = (int64_t)(sse) - ((cast se * se) >> (wlog2 + hlog2)); \
return (var >= 0) ? (uint32_t)var : 0; \
} \
\
uint32_t vpx_highbd_12_sub_pixel_avg_variance##w##x##h##_##opt( \
const uint8_t *src8, int src_stride, int x_offset, int y_offset, \
const uint8_t *ref8, int ref_stride, uint32_t *sse_ptr, \
const uint8_t *sec8) { \
int start_row; \
int64_t var; \
uint32_t sse; \
int se = 0; \
uint64_t long_sse = 0; \
uint16_t *src = CONVERT_TO_SHORTPTR(src8); \
uint16_t *ref = CONVERT_TO_SHORTPTR(ref8); \
uint16_t *sec = CONVERT_TO_SHORTPTR(sec8); \
for (start_row = 0; start_row < h; start_row += 16) { \
uint32_t sse2; \
int height = h - start_row < 16 ? h - start_row : 16; \
int se2 = vpx_highbd_sub_pixel_avg_variance##wf##xh_##opt( \
src + (start_row * src_stride), src_stride, x_offset, y_offset, \
ref + (start_row * ref_stride), ref_stride, sec + (start_row * w), \
w, height, &sse2, NULL, NULL); \
se += se2; \
long_sse += sse2; \
if (w > wf) { \
se2 = vpx_highbd_sub_pixel_avg_variance##wf##xh_##opt( \
src + 16 + (start_row * src_stride), src_stride, x_offset, \
y_offset, ref + 16 + (start_row * ref_stride), ref_stride, \
sec + 16 + (start_row * w), w, height, &sse2, NULL, NULL); \
se += se2; \
long_sse += sse2; \
if (w > wf * 2) { \
se2 = vpx_highbd_sub_pixel_avg_variance##wf##xh_##opt( \
src + 32 + (start_row * src_stride), src_stride, x_offset, \
y_offset, ref + 32 + (start_row * ref_stride), ref_stride, \
sec + 32 + (start_row * w), w, height, &sse2, NULL, NULL); \
se += se2; \
long_sse += sse2; \
se2 = vpx_highbd_sub_pixel_avg_variance##wf##xh_##opt( \
src + 48 + (start_row * src_stride), src_stride, x_offset, \
y_offset, ref + 48 + (start_row * ref_stride), ref_stride, \
sec + 48 + (start_row * w), w, height, &sse2, NULL, NULL); \
se += se2; \
long_sse += sse2; \
} \
} \
} \
se = ROUND_POWER_OF_TWO(se, 4); \
sse = (uint32_t)ROUND_POWER_OF_TWO(long_sse, 8); \
*sse_ptr = sse; \
var = (int64_t)(sse) - ((cast se * se) >> (wlog2 + hlog2)); \
return (var >= 0) ? (uint32_t)var : 0; \
}
#define FNS(opt1) \
FN(64, 64, 16, 6, 6, opt1, (int64_t)) \
FN(64, 32, 16, 6, 5, opt1, (int64_t)) \
FN(32, 64, 16, 5, 6, opt1, (int64_t)) \
FN(32, 32, 16, 5, 5, opt1, (int64_t)) \
FN(32, 16, 16, 5, 4, opt1, (int64_t)) \
FN(16, 32, 16, 4, 5, opt1, (int64_t)) \
FN(16, 16, 16, 4, 4, opt1, (int64_t)) \
FN(16, 8, 16, 4, 3, opt1, (int64_t)) \
FN(8, 16, 8, 4, 3, opt1, (int64_t)) \
FN(8, 8, 8, 3, 3, opt1, (int64_t)) \
FN(8, 4, 8, 3, 2, opt1, (int64_t))
FNS(sse2)
#undef FNS
#undef FN
void vpx_highbd_comp_avg_pred_sse2(uint16_t *comp_pred, const uint16_t *pred,
int width, int height, const uint16_t *ref,
int ref_stride) {
int i, j;
if (width > 8) {
for (i = 0; i < height; ++i) {
for (j = 0; j < width; j += 16) {
const __m128i p0 = _mm_loadu_si128((const __m128i *)&pred[j]);
const __m128i p1 = _mm_loadu_si128((const __m128i *)&pred[j + 8]);
const __m128i r0 = _mm_loadu_si128((const __m128i *)&ref[j]);
const __m128i r1 = _mm_loadu_si128((const __m128i *)&ref[j + 8]);
_mm_storeu_si128((__m128i *)&comp_pred[j], _mm_avg_epu16(p0, r0));
_mm_storeu_si128((__m128i *)&comp_pred[j + 8], _mm_avg_epu16(p1, r1));
}
comp_pred += width;
pred += width;
ref += ref_stride;
}
} else if (width == 8) {
for (i = 0; i < height; i += 2) {
const __m128i p0 = _mm_loadu_si128((const __m128i *)&pred[0]);
const __m128i p1 = _mm_loadu_si128((const __m128i *)&pred[8]);
const __m128i r0 = _mm_loadu_si128((const __m128i *)&ref[0]);
const __m128i r1 = _mm_loadu_si128((const __m128i *)&ref[ref_stride]);
_mm_storeu_si128((__m128i *)&comp_pred[0], _mm_avg_epu16(p0, r0));
_mm_storeu_si128((__m128i *)&comp_pred[8], _mm_avg_epu16(p1, r1));
comp_pred += 8 << 1;
pred += 8 << 1;
ref += ref_stride << 1;
}
} else {
assert(width == 4);
for (i = 0; i < height; i += 2) {
const __m128i p0 = _mm_loadl_epi64((const __m128i *)&pred[0]);
const __m128i p1 = _mm_loadl_epi64((const __m128i *)&pred[4]);
const __m128i r0 = _mm_loadl_epi64((const __m128i *)&ref[0]);
const __m128i r1 = _mm_loadl_epi64((const __m128i *)&ref[ref_stride]);
_mm_storel_epi64((__m128i *)&comp_pred[0], _mm_avg_epu16(p0, r0));
_mm_storel_epi64((__m128i *)&comp_pred[4], _mm_avg_epu16(p1, r1));
comp_pred += 4 << 1;
pred += 4 << 1;
ref += ref_stride << 1;
}
}
}
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