mirror of
https://github.com/classilla/tenfourfox.git
synced 2024-06-29 16:29:39 +00:00
310 lines
12 KiB
C
310 lines
12 KiB
C
/*
|
|
* Copyright (c) 2010 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 void (*getNxMvar_fn_t) (const unsigned char *src, int src_stride,
|
|
const unsigned char *ref, int ref_stride,
|
|
unsigned int *sse, int *sum);
|
|
|
|
unsigned int vpx_get_mb_ss_sse2(const int16_t *src) {
|
|
__m128i vsum = _mm_setzero_si128();
|
|
int i;
|
|
|
|
for (i = 0; i < 32; ++i) {
|
|
const __m128i v = _mm_loadu_si128((const __m128i *)src);
|
|
vsum = _mm_add_epi32(vsum, _mm_madd_epi16(v, v));
|
|
src += 8;
|
|
}
|
|
|
|
vsum = _mm_add_epi32(vsum, _mm_srli_si128(vsum, 8));
|
|
vsum = _mm_add_epi32(vsum, _mm_srli_si128(vsum, 4));
|
|
return _mm_cvtsi128_si32(vsum);
|
|
}
|
|
|
|
#define READ64(p, stride, i) \
|
|
_mm_unpacklo_epi8(_mm_cvtsi32_si128(*(const uint32_t *)(p + i * stride)), \
|
|
_mm_cvtsi32_si128(*(const uint32_t *)(p + (i + 1) * stride)))
|
|
|
|
static void get4x4var_sse2(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse, int *sum) {
|
|
const __m128i zero = _mm_setzero_si128();
|
|
const __m128i src0 = _mm_unpacklo_epi8(READ64(src, src_stride, 0), zero);
|
|
const __m128i src1 = _mm_unpacklo_epi8(READ64(src, src_stride, 2), zero);
|
|
const __m128i ref0 = _mm_unpacklo_epi8(READ64(ref, ref_stride, 0), zero);
|
|
const __m128i ref1 = _mm_unpacklo_epi8(READ64(ref, ref_stride, 2), zero);
|
|
const __m128i diff0 = _mm_sub_epi16(src0, ref0);
|
|
const __m128i diff1 = _mm_sub_epi16(src1, ref1);
|
|
|
|
// sum
|
|
__m128i vsum = _mm_add_epi16(diff0, diff1);
|
|
vsum = _mm_add_epi16(vsum, _mm_srli_si128(vsum, 8));
|
|
vsum = _mm_add_epi16(vsum, _mm_srli_si128(vsum, 4));
|
|
vsum = _mm_add_epi16(vsum, _mm_srli_si128(vsum, 2));
|
|
*sum = (int16_t)_mm_extract_epi16(vsum, 0);
|
|
|
|
// sse
|
|
vsum = _mm_add_epi32(_mm_madd_epi16(diff0, diff0),
|
|
_mm_madd_epi16(diff1, diff1));
|
|
vsum = _mm_add_epi32(vsum, _mm_srli_si128(vsum, 8));
|
|
vsum = _mm_add_epi32(vsum, _mm_srli_si128(vsum, 4));
|
|
*sse = _mm_cvtsi128_si32(vsum);
|
|
}
|
|
|
|
void vpx_get8x8var_sse2(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse, int *sum) {
|
|
const __m128i zero = _mm_setzero_si128();
|
|
__m128i vsum = _mm_setzero_si128();
|
|
__m128i vsse = _mm_setzero_si128();
|
|
int i;
|
|
|
|
for (i = 0; i < 8; i += 2) {
|
|
const __m128i src0 = _mm_unpacklo_epi8(_mm_loadl_epi64(
|
|
(const __m128i *)(src + i * src_stride)), zero);
|
|
const __m128i ref0 = _mm_unpacklo_epi8(_mm_loadl_epi64(
|
|
(const __m128i *)(ref + i * ref_stride)), zero);
|
|
const __m128i diff0 = _mm_sub_epi16(src0, ref0);
|
|
|
|
const __m128i src1 = _mm_unpacklo_epi8(_mm_loadl_epi64(
|
|
(const __m128i *)(src + (i + 1) * src_stride)), zero);
|
|
const __m128i ref1 = _mm_unpacklo_epi8(_mm_loadl_epi64(
|
|
(const __m128i *)(ref + (i + 1) * ref_stride)), zero);
|
|
const __m128i diff1 = _mm_sub_epi16(src1, ref1);
|
|
|
|
vsum = _mm_add_epi16(vsum, diff0);
|
|
vsum = _mm_add_epi16(vsum, diff1);
|
|
vsse = _mm_add_epi32(vsse, _mm_madd_epi16(diff0, diff0));
|
|
vsse = _mm_add_epi32(vsse, _mm_madd_epi16(diff1, diff1));
|
|
}
|
|
|
|
// sum
|
|
vsum = _mm_add_epi16(vsum, _mm_srli_si128(vsum, 8));
|
|
vsum = _mm_add_epi16(vsum, _mm_srli_si128(vsum, 4));
|
|
vsum = _mm_add_epi16(vsum, _mm_srli_si128(vsum, 2));
|
|
*sum = (int16_t)_mm_extract_epi16(vsum, 0);
|
|
|
|
// sse
|
|
vsse = _mm_add_epi32(vsse, _mm_srli_si128(vsse, 8));
|
|
vsse = _mm_add_epi32(vsse, _mm_srli_si128(vsse, 4));
|
|
*sse = _mm_cvtsi128_si32(vsse);
|
|
}
|
|
|
|
void vpx_get16x16var_sse2(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse, int *sum) {
|
|
const __m128i zero = _mm_setzero_si128();
|
|
__m128i vsum = _mm_setzero_si128();
|
|
__m128i vsse = _mm_setzero_si128();
|
|
int i;
|
|
|
|
for (i = 0; i < 16; ++i) {
|
|
const __m128i s = _mm_loadu_si128((const __m128i *)src);
|
|
const __m128i r = _mm_loadu_si128((const __m128i *)ref);
|
|
|
|
const __m128i src0 = _mm_unpacklo_epi8(s, zero);
|
|
const __m128i ref0 = _mm_unpacklo_epi8(r, zero);
|
|
const __m128i diff0 = _mm_sub_epi16(src0, ref0);
|
|
|
|
const __m128i src1 = _mm_unpackhi_epi8(s, zero);
|
|
const __m128i ref1 = _mm_unpackhi_epi8(r, zero);
|
|
const __m128i diff1 = _mm_sub_epi16(src1, ref1);
|
|
|
|
vsum = _mm_add_epi16(vsum, diff0);
|
|
vsum = _mm_add_epi16(vsum, diff1);
|
|
vsse = _mm_add_epi32(vsse, _mm_madd_epi16(diff0, diff0));
|
|
vsse = _mm_add_epi32(vsse, _mm_madd_epi16(diff1, diff1));
|
|
|
|
src += src_stride;
|
|
ref += ref_stride;
|
|
}
|
|
|
|
// sum
|
|
vsum = _mm_add_epi16(vsum, _mm_srli_si128(vsum, 8));
|
|
vsum = _mm_add_epi16(vsum, _mm_srli_si128(vsum, 4));
|
|
*sum = (int16_t)_mm_extract_epi16(vsum, 0) +
|
|
(int16_t)_mm_extract_epi16(vsum, 1);
|
|
|
|
// sse
|
|
vsse = _mm_add_epi32(vsse, _mm_srli_si128(vsse, 8));
|
|
vsse = _mm_add_epi32(vsse, _mm_srli_si128(vsse, 4));
|
|
*sse = _mm_cvtsi128_si32(vsse);
|
|
}
|
|
|
|
|
|
static void variance_sse2(const unsigned char *src, int src_stride,
|
|
const unsigned char *ref, int ref_stride,
|
|
int w, int h, unsigned int *sse, int *sum,
|
|
getNxMvar_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;
|
|
}
|
|
}
|
|
}
|
|
|
|
unsigned int vpx_variance4x4_sse2(const unsigned char *src, int src_stride,
|
|
const unsigned char *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
int sum;
|
|
get4x4var_sse2(src, src_stride, ref, ref_stride, sse, &sum);
|
|
return *sse - (((unsigned int)sum * sum) >> 4);
|
|
}
|
|
|
|
unsigned int vpx_variance8x4_sse2(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
int sum;
|
|
variance_sse2(src, src_stride, ref, ref_stride, 8, 4,
|
|
sse, &sum, get4x4var_sse2, 4);
|
|
return *sse - (((unsigned int)sum * sum) >> 5);
|
|
}
|
|
|
|
unsigned int vpx_variance4x8_sse2(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
int sum;
|
|
variance_sse2(src, src_stride, ref, ref_stride, 4, 8,
|
|
sse, &sum, get4x4var_sse2, 4);
|
|
return *sse - (((unsigned int)sum * sum) >> 5);
|
|
}
|
|
|
|
unsigned int vpx_variance8x8_sse2(const unsigned char *src, int src_stride,
|
|
const unsigned char *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
int sum;
|
|
vpx_get8x8var_sse2(src, src_stride, ref, ref_stride, sse, &sum);
|
|
return *sse - (((unsigned int)sum * sum) >> 6);
|
|
}
|
|
|
|
unsigned int vpx_variance16x8_sse2(const unsigned char *src, int src_stride,
|
|
const unsigned char *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
int sum;
|
|
variance_sse2(src, src_stride, ref, ref_stride, 16, 8,
|
|
sse, &sum, vpx_get8x8var_sse2, 8);
|
|
return *sse - (((unsigned int)sum * sum) >> 7);
|
|
}
|
|
|
|
unsigned int vpx_variance8x16_sse2(const unsigned char *src, int src_stride,
|
|
const unsigned char *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
int sum;
|
|
variance_sse2(src, src_stride, ref, ref_stride, 8, 16,
|
|
sse, &sum, vpx_get8x8var_sse2, 8);
|
|
return *sse - (((unsigned int)sum * sum) >> 7);
|
|
}
|
|
|
|
unsigned int vpx_variance16x16_sse2(const unsigned char *src, int src_stride,
|
|
const unsigned char *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
int sum;
|
|
vpx_get16x16var_sse2(src, src_stride, ref, ref_stride, sse, &sum);
|
|
return *sse - (((unsigned int)sum * sum) >> 8);
|
|
}
|
|
|
|
unsigned int vpx_variance32x32_sse2(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
int sum;
|
|
variance_sse2(src, src_stride, ref, ref_stride, 32, 32,
|
|
sse, &sum, vpx_get16x16var_sse2, 16);
|
|
return *sse - (((int64_t)sum * sum) >> 10);
|
|
}
|
|
|
|
unsigned int vpx_variance32x16_sse2(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
int sum;
|
|
variance_sse2(src, src_stride, ref, ref_stride, 32, 16,
|
|
sse, &sum, vpx_get16x16var_sse2, 16);
|
|
return *sse - (((int64_t)sum * sum) >> 9);
|
|
}
|
|
|
|
unsigned int vpx_variance16x32_sse2(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
int sum;
|
|
variance_sse2(src, src_stride, ref, ref_stride, 16, 32,
|
|
sse, &sum, vpx_get16x16var_sse2, 16);
|
|
return *sse - (((int64_t)sum * sum) >> 9);
|
|
}
|
|
|
|
unsigned int vpx_variance64x64_sse2(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
int sum;
|
|
variance_sse2(src, src_stride, ref, ref_stride, 64, 64,
|
|
sse, &sum, vpx_get16x16var_sse2, 16);
|
|
return *sse - (((int64_t)sum * sum) >> 12);
|
|
}
|
|
|
|
unsigned int vpx_variance64x32_sse2(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
int sum;
|
|
variance_sse2(src, src_stride, ref, ref_stride, 64, 32,
|
|
sse, &sum, vpx_get16x16var_sse2, 16);
|
|
return *sse - (((int64_t)sum * sum) >> 11);
|
|
}
|
|
|
|
unsigned int vpx_variance32x64_sse2(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
int sum;
|
|
variance_sse2(src, src_stride, ref, ref_stride, 32, 64,
|
|
sse, &sum, vpx_get16x16var_sse2, 16);
|
|
return *sse - (((int64_t)sum * sum) >> 11);
|
|
}
|
|
|
|
unsigned int vpx_mse8x8_sse2(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
vpx_variance8x8_sse2(src, src_stride, ref, ref_stride, sse);
|
|
return *sse;
|
|
}
|
|
|
|
unsigned int vpx_mse8x16_sse2(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
vpx_variance8x16_sse2(src, src_stride, ref, ref_stride, sse);
|
|
return *sse;
|
|
}
|
|
|
|
unsigned int vpx_mse16x8_sse2(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
vpx_variance16x8_sse2(src, src_stride, ref, ref_stride, sse);
|
|
return *sse;
|
|
}
|
|
|
|
unsigned int vpx_mse16x16_sse2(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
vpx_variance16x16_sse2(src, src_stride, ref, ref_stride, sse);
|
|
return *sse;
|
|
}
|