Commit 8295c7c7 authored by David Barker's avatar David Barker Committed by Angie Chiang

Vectorize av1_convolve_2d()

Includes a test case based on the warp filter tests

Change-Id: I9abea53a088f68bb8a928ebd7cb96b3266a63c13
parent 284f9d06
......@@ -177,4 +177,11 @@ AV1_COMMON_SRCS-$(HAVE_SSSE3) += common/x86/highbd_warp_plane_ssse3.c
endif
endif
ifeq ($(CONFIG_CONVOLVE_ROUND),yes)
AV1_COMMON_SRCS-$(HAVE_SSE2) += common/x86/convolve_2d_sse2.c
ifeq ($(CONFIG_HIGHBITDEPTH),yes)
AV1_COMMON_SRCS-$(HAVE_SSSE3) += common/x86/highbd_convolve_2d_ssse3.c
endif
endif
$(eval $(call rtcd_h_template,av1_rtcd,av1/common/av1_rtcd_defs.pl))
......@@ -643,4 +643,16 @@ if (aom_config("CONFIG_LOOP_RESTORATION") eq "yes") {
}
}
# CONVOLVE_ROUND/COMPOUND_ROUND functions
if (aom_config("CONFIG_CONVOLVE_ROUND") eq "yes") {
add_proto qw/void av1_convolve_2d/, "const uint8_t *src, int src_stride, CONV_BUF_TYPE *dst, int dst_stride, int w, int h, InterpFilterParams *filter_params_x, InterpFilterParams *filter_params_y, const int subpel_x_q4, const int subpel_y_q4, ConvolveParams *conv_params";
specialize qw/av1_convolve_2d sse2/;
if (aom_config("CONFIG_HIGHBITDEPTH") eq "yes") {
add_proto qw/void av1_highbd_convolve_2d/, "const uint16_t *src, int src_stride, CONV_BUF_TYPE *dst, int dst_stride, int w, int h, InterpFilterParams *filter_params_x, InterpFilterParams *filter_params_y, const int subpel_x_q4, const int subpel_y_q4, ConvolveParams *conv_params, int bd";
specialize qw/av1_highbd_convolve_2d ssse3/;
}
}
1;
......@@ -209,11 +209,12 @@ void av1_convolve_rounding(const int32_t *src, int src_stride, uint8_t *dst,
}
#if CONFIG_COMPOUND_ROUND
void av1_convolve_2d(const uint8_t *src, int src_stride, CONV_BUF_TYPE *dst,
int dst_stride, int w, int h,
InterpFilterParams *filter_params_x,
InterpFilterParams *filter_params_y, const int subpel_x_q4,
const int subpel_y_q4, ConvolveParams *conv_params) {
void av1_convolve_2d_c(const uint8_t *src, int src_stride, CONV_BUF_TYPE *dst,
int dst_stride, int w, int h,
InterpFilterParams *filter_params_x,
InterpFilterParams *filter_params_y,
const int subpel_x_q4, const int subpel_y_q4,
ConvolveParams *conv_params) {
int x, y, k;
uint8_t im_block[(MAX_SB_SIZE + MAX_FILTER_TAP - 1) * MAX_SB_SIZE];
int im_h = h + filter_params_y->taps - 1;
......@@ -258,11 +259,12 @@ void av1_convolve_2d(const uint8_t *src, int src_stride, CONV_BUF_TYPE *dst,
bit widths for various intermediate values, see the comments above
av1_warp_affine_c.
*/
void av1_convolve_2d(const uint8_t *src, int src_stride, CONV_BUF_TYPE *dst,
int dst_stride, int w, int h,
InterpFilterParams *filter_params_x,
InterpFilterParams *filter_params_y, const int subpel_x_q4,
const int subpel_y_q4, ConvolveParams *conv_params) {
void av1_convolve_2d_c(const uint8_t *src, int src_stride, CONV_BUF_TYPE *dst,
int dst_stride, int w, int h,
InterpFilterParams *filter_params_x,
InterpFilterParams *filter_params_y,
const int subpel_x_q4, const int subpel_y_q4,
ConvolveParams *conv_params) {
int x, y, k;
int32_t im_block[(MAX_SB_SIZE + MAX_FILTER_TAP - 1) * MAX_SB_SIZE];
int im_h = h + filter_params_y->taps - 1;
......@@ -408,12 +410,12 @@ void av1_highbd_convolve_rounding(const int32_t *src, int src_stride,
}
#if CONFIG_COMPOUND_ROUND
void av1_highbd_convolve_2d(const uint16_t *src, int src_stride,
CONV_BUF_TYPE *dst, int dst_stride, int w, int h,
InterpFilterParams *filter_params_x,
InterpFilterParams *filter_params_y,
const int subpel_x_q4, const int subpel_y_q4,
ConvolveParams *conv_params, int bd) {
void av1_highbd_convolve_2d_c(const uint16_t *src, int src_stride,
CONV_BUF_TYPE *dst, int dst_stride, int w, int h,
InterpFilterParams *filter_params_x,
InterpFilterParams *filter_params_y,
const int subpel_x_q4, const int subpel_y_q4,
ConvolveParams *conv_params, int bd) {
int x, y, k;
uint16_t im_block[(MAX_SB_SIZE + MAX_FILTER_TAP - 1) * MAX_SB_SIZE];
int im_h = h + filter_params_y->taps - 1;
......@@ -452,12 +454,12 @@ void av1_highbd_convolve_2d(const uint16_t *src, int src_stride,
}
}
#else
void av1_highbd_convolve_2d(const uint16_t *src, int src_stride,
CONV_BUF_TYPE *dst, int dst_stride, int w, int h,
InterpFilterParams *filter_params_x,
InterpFilterParams *filter_params_y,
const int subpel_x_q4, const int subpel_y_q4,
ConvolveParams *conv_params, int bd) {
void av1_highbd_convolve_2d_c(const uint16_t *src, int src_stride,
CONV_BUF_TYPE *dst, int dst_stride, int w, int h,
InterpFilterParams *filter_params_x,
InterpFilterParams *filter_params_y,
const int subpel_x_q4, const int subpel_y_q4,
ConvolveParams *conv_params, int bd) {
int x, y, k;
int32_t im_block[(MAX_SB_SIZE + MAX_FILTER_TAP - 1) * MAX_SB_SIZE];
int im_h = h + filter_params_y->taps - 1;
......
......@@ -50,12 +50,6 @@ static INLINE ConvolveParams get_conv_params(int ref, int do_average,
struct AV1Common;
void av1_convolve_init(struct AV1Common *cm);
#if CONFIG_CONVOLVE_ROUND
void av1_convolve_2d(const uint8_t *src, int src_stride, CONV_BUF_TYPE *dst,
int dst_stride, int w, int h,
InterpFilterParams *filter_params_x,
InterpFilterParams *filter_params_y, const int subpel_x_q4,
const int subpel_y_q4, ConvolveParams *conv_params);
void av1_convolve_2d_facade(const uint8_t *src, int src_stride, uint8_t *dst,
int dst_stride, int w, int h,
const InterpFilter *interp_filter,
......@@ -91,13 +85,6 @@ void av1_highbd_convolve_rounding(const int32_t *src, int src_stride,
uint8_t *dst8, int dst_stride, int w, int h,
int bits, int bd);
void av1_highbd_convolve_2d(const uint16_t *src, int src_stride,
CONV_BUF_TYPE *dst, int dst_stride, int w, int h,
InterpFilterParams *filter_params_x,
InterpFilterParams *filter_params_y,
const int subpel_x_q4, const int subpel_y_q4,
ConvolveParams *conv_params, int bd);
void av1_highbd_convolve_2d_facade(const uint8_t *src8, int src_stride,
uint8_t *dst, int dst_stride, int w, int h,
const InterpFilter *interp_filter,
......
/*
* Copyright (c) 2016, Alliance for Open Media. All rights reserved
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
#include <emmintrin.h>
#include "./aom_dsp_rtcd.h"
#include "aom_dsp/aom_convolve.h"
#include "aom_dsp/aom_dsp_common.h"
#include "aom_dsp/aom_filter.h"
#include "av1/common/convolve.h"
#if CONFIG_COMPOUND_ROUND
void av1_convolve_2d_sse2(const uint8_t *src, int src_stride,
CONV_BUF_TYPE *dst, int dst_stride, int w, int h,
InterpFilterParams *filter_params_x,
InterpFilterParams *filter_params_y,
const int subpel_x_q4, const int subpel_y_q4,
ConvolveParams *conv_params) {
DECLARE_ALIGNED(16, uint8_t,
im_block[(MAX_SB_SIZE + MAX_FILTER_TAP - 1) * MAX_SB_SIZE]);
int im_h = h + filter_params_y->taps - 1;
int im_stride = MAX_SB_SIZE;
int i, j;
const int fo_vert = filter_params_y->taps / 2 - 1;
const int fo_horiz = filter_params_x->taps / 2 - 1;
const uint8_t *const src_ptr = src - fo_vert * src_stride - fo_horiz;
const __m128i zero = _mm_setzero_si128();
/* Horizontal filter */
{
const int16_t *x_filter = av1_get_interp_filter_subpel_kernel(
*filter_params_x, subpel_x_q4 & SUBPEL_MASK);
const __m128i coeffs_x = _mm_loadu_si128((__m128i *)x_filter);
// coeffs 0 1 0 1 2 3 2 3
const __m128i tmp_0 = _mm_unpacklo_epi32(coeffs_x, coeffs_x);
// coeffs 4 5 4 5 6 7 6 7
const __m128i tmp_1 = _mm_unpackhi_epi32(coeffs_x, coeffs_x);
// coeffs 0 1 0 1 0 1 0 1
const __m128i coeff_01 = _mm_unpacklo_epi64(tmp_0, tmp_0);
// coeffs 2 3 2 3 2 3 2 3
const __m128i coeff_23 = _mm_unpackhi_epi64(tmp_0, tmp_0);
// coeffs 4 5 4 5 4 5 4 5
const __m128i coeff_45 = _mm_unpacklo_epi64(tmp_1, tmp_1);
// coeffs 6 7 6 7 6 7 6 7
const __m128i coeff_67 = _mm_unpackhi_epi64(tmp_1, tmp_1);
const __m128i round_const =
_mm_set1_epi32((1 << conv_params->round_0) >> 1);
const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_0);
for (i = 0; i < im_h; ++i) {
for (j = 0; j < w; j += 8) {
const __m128i data =
_mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + j]);
// Filter even-index pixels
const __m128i src_0 = _mm_unpacklo_epi8(data, zero);
const __m128i res_0 = _mm_madd_epi16(src_0, coeff_01);
const __m128i src_2 = _mm_unpacklo_epi8(_mm_srli_si128(data, 2), zero);
const __m128i res_2 = _mm_madd_epi16(src_2, coeff_23);
const __m128i src_4 = _mm_unpacklo_epi8(_mm_srli_si128(data, 4), zero);
const __m128i res_4 = _mm_madd_epi16(src_4, coeff_45);
const __m128i src_6 = _mm_unpacklo_epi8(_mm_srli_si128(data, 6), zero);
const __m128i res_6 = _mm_madd_epi16(src_6, coeff_67);
__m128i res_even = _mm_add_epi32(_mm_add_epi32(res_0, res_4),
_mm_add_epi32(res_2, res_6));
res_even =
_mm_sra_epi32(_mm_add_epi32(res_even, round_const), round_shift);
// Filter odd-index pixels
const __m128i src_1 = _mm_unpacklo_epi8(_mm_srli_si128(data, 1), zero);
const __m128i res_1 = _mm_madd_epi16(src_1, coeff_01);
const __m128i src_3 = _mm_unpacklo_epi8(_mm_srli_si128(data, 3), zero);
const __m128i res_3 = _mm_madd_epi16(src_3, coeff_23);
const __m128i src_5 = _mm_unpacklo_epi8(_mm_srli_si128(data, 5), zero);
const __m128i res_5 = _mm_madd_epi16(src_5, coeff_45);
const __m128i src_7 = _mm_unpacklo_epi8(_mm_srli_si128(data, 7), zero);
const __m128i res_7 = _mm_madd_epi16(src_7, coeff_67);
__m128i res_odd = _mm_add_epi32(_mm_add_epi32(res_1, res_5),
_mm_add_epi32(res_3, res_7));
res_odd =
_mm_sra_epi32(_mm_add_epi32(res_odd, round_const), round_shift);
// Pack in the column order 0, 2, 4, 6, 1, 3, 5, 7
__m128i res = _mm_packs_epi32(res_even, res_odd);
res = _mm_packus_epi16(res, res);
_mm_storel_epi64((__m128i *)&im_block[i * im_stride + j], res);
}
}
}
/* Vertical filter */
{
const int16_t *y_filter = av1_get_interp_filter_subpel_kernel(
*filter_params_y, subpel_y_q4 & SUBPEL_MASK);
const __m128i coeffs_y = _mm_loadu_si128((__m128i *)y_filter);
// coeffs 0 1 0 1 2 3 2 3
const __m128i tmp_0 = _mm_unpacklo_epi32(coeffs_y, coeffs_y);
// coeffs 4 5 4 5 6 7 6 7
const __m128i tmp_1 = _mm_unpackhi_epi32(coeffs_y, coeffs_y);
// coeffs 0 1 0 1 0 1 0 1
const __m128i coeff_01 = _mm_unpacklo_epi64(tmp_0, tmp_0);
// coeffs 2 3 2 3 2 3 2 3
const __m128i coeff_23 = _mm_unpackhi_epi64(tmp_0, tmp_0);
// coeffs 4 5 4 5 4 5 4 5
const __m128i coeff_45 = _mm_unpacklo_epi64(tmp_1, tmp_1);
// coeffs 6 7 6 7 6 7 6 7
const __m128i coeff_67 = _mm_unpackhi_epi64(tmp_1, tmp_1);
const __m128i round_const =
_mm_set1_epi32((1 << conv_params->round_1) >> 1);
const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_1);
for (i = 0; i < h; ++i) {
for (j = 0; j < w; j += 8) {
// Filter even-index pixels
const uint8_t *data = &im_block[i * im_stride + j];
const __m128i src_01 = _mm_unpacklo_epi8(
_mm_loadl_epi64((__m128i *)(data + 0 * im_stride)),
_mm_loadl_epi64((__m128i *)(data + 1 * im_stride)));
const __m128i src_23 = _mm_unpacklo_epi8(
_mm_loadl_epi64((__m128i *)(data + 2 * im_stride)),
_mm_loadl_epi64((__m128i *)(data + 3 * im_stride)));
const __m128i src_45 = _mm_unpacklo_epi8(
_mm_loadl_epi64((__m128i *)(data + 4 * im_stride)),
_mm_loadl_epi64((__m128i *)(data + 5 * im_stride)));
const __m128i src_67 = _mm_unpacklo_epi8(
_mm_loadl_epi64((__m128i *)(data + 6 * im_stride)),
_mm_loadl_epi64((__m128i *)(data + 7 * im_stride)));
const __m128i src_0 = _mm_unpacklo_epi8(src_01, zero);
const __m128i src_2 = _mm_unpacklo_epi8(src_23, zero);
const __m128i src_4 = _mm_unpacklo_epi8(src_45, zero);
const __m128i src_6 = _mm_unpacklo_epi8(src_67, zero);
const __m128i res_0 = _mm_madd_epi16(src_0, coeff_01);
const __m128i res_2 = _mm_madd_epi16(src_2, coeff_23);
const __m128i res_4 = _mm_madd_epi16(src_4, coeff_45);
const __m128i res_6 = _mm_madd_epi16(src_6, coeff_67);
const __m128i res_even = _mm_add_epi32(_mm_add_epi32(res_0, res_2),
_mm_add_epi32(res_4, res_6));
// Filter odd-index pixels
const __m128i src_1 = _mm_unpackhi_epi8(src_01, zero);
const __m128i src_3 = _mm_unpackhi_epi8(src_23, zero);
const __m128i src_5 = _mm_unpackhi_epi8(src_45, zero);
const __m128i src_7 = _mm_unpackhi_epi8(src_67, zero);
const __m128i res_1 = _mm_madd_epi16(src_1, coeff_01);
const __m128i res_3 = _mm_madd_epi16(src_3, coeff_23);
const __m128i res_5 = _mm_madd_epi16(src_5, coeff_45);
const __m128i res_7 = _mm_madd_epi16(src_7, coeff_67);
const __m128i res_odd = _mm_add_epi32(_mm_add_epi32(res_1, res_3),
_mm_add_epi32(res_5, res_7));
// Rearrange pixels back into the order 0 ... 7
const __m128i res_lo = _mm_unpacklo_epi32(res_even, res_odd);
const __m128i res_hi = _mm_unpackhi_epi32(res_even, res_odd);
const __m128i res_lo_round =
_mm_sra_epi32(_mm_add_epi32(res_lo, round_const), round_shift);
const __m128i res_hi_round =
_mm_sra_epi32(_mm_add_epi32(res_hi, round_const), round_shift);
// Accumulate values into the destination buffer
__m128i *const p = (__m128i *)&dst[i * dst_stride + j];
_mm_storeu_si128(p, _mm_add_epi32(_mm_loadu_si128(p), res_lo_round));
_mm_storeu_si128(p + 1,
_mm_add_epi32(_mm_loadu_si128(p + 1), res_hi_round));
}
}
}
}
#else
void av1_convolve_2d_sse2(const uint8_t *src, int src_stride,
CONV_BUF_TYPE *dst, int dst_stride, int w, int h,
InterpFilterParams *filter_params_x,
InterpFilterParams *filter_params_y,
const int subpel_x_q4, const int subpel_y_q4,
ConvolveParams *conv_params) {
const int bd = 8;
DECLARE_ALIGNED(16, int16_t,
im_block[(MAX_SB_SIZE + MAX_FILTER_TAP - 1) * MAX_SB_SIZE]);
int im_h = h + filter_params_y->taps - 1;
int im_stride = MAX_SB_SIZE;
int i, j;
const int fo_vert = filter_params_y->taps / 2 - 1;
const int fo_horiz = filter_params_x->taps / 2 - 1;
const uint8_t *const src_ptr = src - fo_vert * src_stride - fo_horiz;
const __m128i zero = _mm_setzero_si128();
/* Horizontal filter */
{
const int16_t *x_filter = av1_get_interp_filter_subpel_kernel(
*filter_params_x, subpel_x_q4 & SUBPEL_MASK);
const __m128i coeffs_x = _mm_loadu_si128((__m128i *)x_filter);
// coeffs 0 1 0 1 2 3 2 3
const __m128i tmp_0 = _mm_unpacklo_epi32(coeffs_x, coeffs_x);
// coeffs 4 5 4 5 6 7 6 7
const __m128i tmp_1 = _mm_unpackhi_epi32(coeffs_x, coeffs_x);
// coeffs 0 1 0 1 0 1 0 1
const __m128i coeff_01 = _mm_unpacklo_epi64(tmp_0, tmp_0);
// coeffs 2 3 2 3 2 3 2 3
const __m128i coeff_23 = _mm_unpackhi_epi64(tmp_0, tmp_0);
// coeffs 4 5 4 5 4 5 4 5
const __m128i coeff_45 = _mm_unpacklo_epi64(tmp_1, tmp_1);
// coeffs 6 7 6 7 6 7 6 7
const __m128i coeff_67 = _mm_unpackhi_epi64(tmp_1, tmp_1);
const __m128i round_const = _mm_set1_epi32(
((1 << conv_params->round_0) >> 1) + (1 << (bd + FILTER_BITS - 1)));
const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_0);
for (i = 0; i < im_h; ++i) {
for (j = 0; j < w; j += 8) {
const __m128i data =
_mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + j]);
// Filter even-index pixels
const __m128i src_0 = _mm_unpacklo_epi8(data, zero);
const __m128i res_0 = _mm_madd_epi16(src_0, coeff_01);
const __m128i src_2 = _mm_unpacklo_epi8(_mm_srli_si128(data, 2), zero);
const __m128i res_2 = _mm_madd_epi16(src_2, coeff_23);
const __m128i src_4 = _mm_unpacklo_epi8(_mm_srli_si128(data, 4), zero);
const __m128i res_4 = _mm_madd_epi16(src_4, coeff_45);
const __m128i src_6 = _mm_unpacklo_epi8(_mm_srli_si128(data, 6), zero);
const __m128i res_6 = _mm_madd_epi16(src_6, coeff_67);
__m128i res_even = _mm_add_epi32(_mm_add_epi32(res_0, res_4),
_mm_add_epi32(res_2, res_6));
res_even =
_mm_sra_epi32(_mm_add_epi32(res_even, round_const), round_shift);
// Filter odd-index pixels
const __m128i src_1 = _mm_unpacklo_epi8(_mm_srli_si128(data, 1), zero);
const __m128i res_1 = _mm_madd_epi16(src_1, coeff_01);
const __m128i src_3 = _mm_unpacklo_epi8(_mm_srli_si128(data, 3), zero);
const __m128i res_3 = _mm_madd_epi16(src_3, coeff_23);
const __m128i src_5 = _mm_unpacklo_epi8(_mm_srli_si128(data, 5), zero);
const __m128i res_5 = _mm_madd_epi16(src_5, coeff_45);
const __m128i src_7 = _mm_unpacklo_epi8(_mm_srli_si128(data, 7), zero);
const __m128i res_7 = _mm_madd_epi16(src_7, coeff_67);
__m128i res_odd = _mm_add_epi32(_mm_add_epi32(res_1, res_5),
_mm_add_epi32(res_3, res_7));
res_odd =
_mm_sra_epi32(_mm_add_epi32(res_odd, round_const), round_shift);
// Pack in the column order 0, 2, 4, 6, 1, 3, 5, 7
__m128i res = _mm_packs_epi32(res_even, res_odd);
_mm_storeu_si128((__m128i *)&im_block[i * im_stride + j], res);
}
}
}
/* Vertical filter */
{
const int16_t *y_filter = av1_get_interp_filter_subpel_kernel(
*filter_params_y, subpel_y_q4 & SUBPEL_MASK);
const __m128i coeffs_y = _mm_loadu_si128((__m128i *)y_filter);
// coeffs 0 1 0 1 2 3 2 3
const __m128i tmp_0 = _mm_unpacklo_epi32(coeffs_y, coeffs_y);
// coeffs 4 5 4 5 6 7 6 7
const __m128i tmp_1 = _mm_unpackhi_epi32(coeffs_y, coeffs_y);
// coeffs 0 1 0 1 0 1 0 1
const __m128i coeff_01 = _mm_unpacklo_epi64(tmp_0, tmp_0);
// coeffs 2 3 2 3 2 3 2 3
const __m128i coeff_23 = _mm_unpackhi_epi64(tmp_0, tmp_0);
// coeffs 4 5 4 5 4 5 4 5
const __m128i coeff_45 = _mm_unpacklo_epi64(tmp_1, tmp_1);
// coeffs 6 7 6 7 6 7 6 7
const __m128i coeff_67 = _mm_unpackhi_epi64(tmp_1, tmp_1);
const __m128i round_const = _mm_set1_epi32(
((1 << conv_params->round_1) >> 1) -
(1 << (bd + 2 * FILTER_BITS - conv_params->round_0 - 1)));
const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_1);
for (i = 0; i < h; ++i) {
for (j = 0; j < w; j += 8) {
// Filter even-index pixels
const int16_t *data = &im_block[i * im_stride + j];
const __m128i src_0 =
_mm_unpacklo_epi16(*(__m128i *)(data + 0 * im_stride),
*(__m128i *)(data + 1 * im_stride));
const __m128i src_2 =
_mm_unpacklo_epi16(*(__m128i *)(data + 2 * im_stride),
*(__m128i *)(data + 3 * im_stride));
const __m128i src_4 =
_mm_unpacklo_epi16(*(__m128i *)(data + 4 * im_stride),
*(__m128i *)(data + 5 * im_stride));
const __m128i src_6 =
_mm_unpacklo_epi16(*(__m128i *)(data + 6 * im_stride),
*(__m128i *)(data + 7 * im_stride));
const __m128i res_0 = _mm_madd_epi16(src_0, coeff_01);
const __m128i res_2 = _mm_madd_epi16(src_2, coeff_23);
const __m128i res_4 = _mm_madd_epi16(src_4, coeff_45);
const __m128i res_6 = _mm_madd_epi16(src_6, coeff_67);
const __m128i res_even = _mm_add_epi32(_mm_add_epi32(res_0, res_2),
_mm_add_epi32(res_4, res_6));
// Filter odd-index pixels
const __m128i src_1 =
_mm_unpackhi_epi16(*(__m128i *)(data + 0 * im_stride),
*(__m128i *)(data + 1 * im_stride));
const __m128i src_3 =
_mm_unpackhi_epi16(*(__m128i *)(data + 2 * im_stride),
*(__m128i *)(data + 3 * im_stride));
const __m128i src_5 =
_mm_unpackhi_epi16(*(__m128i *)(data + 4 * im_stride),
*(__m128i *)(data + 5 * im_stride));
const __m128i src_7 =
_mm_unpackhi_epi16(*(__m128i *)(data + 6 * im_stride),
*(__m128i *)(data + 7 * im_stride));
const __m128i res_1 = _mm_madd_epi16(src_1, coeff_01);
const __m128i res_3 = _mm_madd_epi16(src_3, coeff_23);
const __m128i res_5 = _mm_madd_epi16(src_5, coeff_45);
const __m128i res_7 = _mm_madd_epi16(src_7, coeff_67);
const __m128i res_odd = _mm_add_epi32(_mm_add_epi32(res_1, res_3),
_mm_add_epi32(res_5, res_7));
// Rearrange pixels back into the order 0 ... 7
const __m128i res_lo = _mm_unpacklo_epi32(res_even, res_odd);
const __m128i res_hi = _mm_unpackhi_epi32(res_even, res_odd);
const __m128i res_lo_round =
_mm_sra_epi32(_mm_add_epi32(res_lo, round_const), round_shift);
const __m128i res_hi_round =
_mm_sra_epi32(_mm_add_epi32(res_hi, round_const), round_shift);
// Accumulate values into the destination buffer
__m128i *const p = (__m128i *)&dst[i * dst_stride + j];
_mm_storeu_si128(p, _mm_add_epi32(_mm_loadu_si128(p), res_lo_round));
_mm_storeu_si128(p + 1,
_mm_add_epi32(_mm_loadu_si128(p + 1), res_hi_round));
}
}
}
}
#endif
<
/*
* Copyright (c) 2016, Alliance for Open Media. All rights reserved
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
#include <tmmintrin.h>
#include <assert.h>
#include "./aom_dsp_rtcd.h"
#include "aom_dsp/aom_convolve.h"
#include "aom_dsp/aom_dsp_common.h"
#include "aom_dsp/aom_filter.h"
#include "av1/common/convolve.h"
#if CONFIG_COMPOUND_ROUND
void av1_highbd_convolve_2d_ssse3(const uint16_t *src, int src_stride,
CONV_BUF_TYPE *dst, int dst_stride, int w,
int h, InterpFilterParams *filter_params_x,
InterpFilterParams *filter_params_y,
const int subpel_x_q4, const int subpel_y_q4,
ConvolveParams *conv_params, int bd) {
DECLARE_ALIGNED(16, int16_t,
im_block[(MAX_SB_SIZE + MAX_FILTER_TAP - 1) * MAX_SB_SIZE]);
int im_h = h + filter_params_y->taps - 1;
int im_stride = MAX_SB_SIZE;
int i, j;
const int fo_vert = filter_params_y->taps / 2 - 1;
const int fo_horiz = filter_params_x->taps / 2 - 1;
const uint16_t *const src_ptr = src - fo_vert * src_stride - fo_horiz;
/* Horizontal filter */
{
const int16_t *x_filter = av1_get_interp_filter_subpel_kernel(
*filter_params_x, subpel_x_q4 & SUBPEL_MASK);
const __m128i coeffs_x = _mm_loadu_si128((__m128i *)x_filter);
// coeffs 0 1 0 1 2 3 2 3
const __m128i tmp_0 = _mm_unpacklo_epi32(coeffs_x, coeffs_x);
// coeffs 4 5 4 5 6 7 6 7
const __m128i tmp_1 = _mm_unpackhi_epi32(coeffs_x, coeffs_x);
// coeffs 0 1 0 1 0 1 0 1
const __m128i coeff_01 = _mm_unpacklo_epi64(tmp_0, tmp_0);
// coeffs 2 3 2 3 2 3 2 3
const __m128i coeff_23 = _mm_unpackhi_epi64(tmp_0, tmp_0);
// coeffs 4 5 4 5 4 5 4 5
const __m128i coeff_45 = _mm_unpacklo_epi64(tmp_1, tmp_1);
// coeffs 6 7 6 7 6 7 6 7
const __m128i coeff_67 = _mm_unpackhi_epi64(tmp_1, tmp_1);
const __m128i round_const =
_mm_set1_epi32((1 << conv_params->round_0) >> 1);
const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_0);
for (i = 0; i < im_h; ++i) {
for (j = 0; j < w; j += 8) {
const __m128i data =
_mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + j]);
const __m128i data2 =
_mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + j + 8]);
// Filter even-index pixels
const __m128i res_0 = _mm_madd_epi16(data, coeff_01);
const __m128i res_2 =
_mm_madd_epi16(_mm_alignr_epi8(data2, data, 4), coeff_23);
const __m128i res_4 =
_mm_madd_epi16(_mm_alignr_epi8(data2, data, 8), coeff_45);
const __m128i res_6 =
_mm_madd_epi16(_mm_alignr_epi8(data2, data, 12), coeff_67);
__m128i res_even = _mm_add_epi32(_mm_add_epi32(res_0, res_4),
_mm_add_epi32(res_2, res_6));
res_even =
_mm_sra_epi32(_mm_add_epi32(res_even, round_const), round_shift);
// Filter odd-index pixels
const __m128i res_1 =
_mm_madd_epi16(_mm_alignr_epi8(data2, data, 2), coeff_01);
const __m128i res_3 =
_mm_madd_epi16(_mm_alignr_epi8(data2, data, 6), coeff_23);
const __m128i res_5 =
_mm_madd_epi16(_mm_alignr_epi8(data2, data, 10), coeff_45);
const __m128i res_7 =
_mm_madd_epi16(_mm_alignr_epi8(data2, data, 14), coeff_67);
__m128i res_odd = _mm_add_epi32(_mm_add_epi32(res_1, res_5),
_mm_add_epi32(res_3, res_7));
res_odd =
_mm_sra_epi32(_mm_add_epi32(res_odd, round_const), round_shift);
// Pack in the column order 0, 2, 4, 6, 1, 3, 5, 7
const __m128i maxval = _mm_set1_epi16((1 << bd) - 1);
__m128i res = _mm_packs_epi32(res_even, res_odd);
res = _mm_max_epi16(_mm_min_epi16(res, maxval), _mm_setzero_si128());
_mm_storeu_si128((__m128i *)&im_block[i * im_stride + j], res);
}
}
}
/* Vertical filter */
{
const int16_t *y_filter = av1_get_interp_filter_subpel_kernel(
*filter_params_y, subpel_y_q4 & SUBPEL_MASK);
const __m128i coeffs_y = _mm_loadu_si128((__m128i *)y_filter);