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/*
* Copyright 2022 The LibYuv Project Authors. All rights reserved.
*
* Copyright (c) 2022 Loongson Technology Corporation Limited
*
* 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 "libyuv/row.h"
#if !defined(LIBYUV_DISABLE_LASX) && defined(__loongarch_asx)
#include "libyuv/loongson_intrinsics.h"
#ifdef __cplusplus
namespace libyuv {
extern "C" {
#endif
#define ALPHA_VAL (-1)
// Fill YUV -> RGB conversion constants into vectors
#define YUVTORGB_SETUP(yuvconst, ub, vr, ug, vg, yg, yb) \
{ \
ub = __lasx_xvreplgr2vr_h(yuvconst->kUVToB[0]); \
vr = __lasx_xvreplgr2vr_h(yuvconst->kUVToR[1]); \
ug = __lasx_xvreplgr2vr_h(yuvconst->kUVToG[0]); \
vg = __lasx_xvreplgr2vr_h(yuvconst->kUVToG[1]); \
yg = __lasx_xvreplgr2vr_h(yuvconst->kYToRgb[0]); \
yb = __lasx_xvreplgr2vr_w(yuvconst->kYBiasToRgb[0]); \
}
// Load 32 YUV422 pixel data
#define READYUV422_D(psrc_y, psrc_u, psrc_v, out_y, uv_l, uv_h) \
{ \
__m256i temp0, temp1; \
\
DUP2_ARG2(__lasx_xvld, psrc_y, 0, psrc_u, 0, out_y, temp0); \
temp1 = __lasx_xvld(psrc_v, 0); \
temp0 = __lasx_xvsub_b(temp0, const_0x80); \
temp1 = __lasx_xvsub_b(temp1, const_0x80); \
temp0 = __lasx_vext2xv_h_b(temp0); \
temp1 = __lasx_vext2xv_h_b(temp1); \
uv_l = __lasx_xvilvl_h(temp0, temp1); \
uv_h = __lasx_xvilvh_h(temp0, temp1); \
}
// Load 16 YUV422 pixel data
#define READYUV422(psrc_y, psrc_u, psrc_v, out_y, uv) \
{ \
__m256i temp0, temp1; \
\
out_y = __lasx_xvld(psrc_y, 0); \
temp0 = __lasx_xvldrepl_d(psrc_u, 0); \
temp1 = __lasx_xvldrepl_d(psrc_v, 0); \
uv = __lasx_xvilvl_b(temp0, temp1); \
uv = __lasx_xvsub_b(uv, const_0x80); \
uv = __lasx_vext2xv_h_b(uv); \
}
// Convert 16 pixels of YUV420 to RGB.
#define YUVTORGB_D(in_y, in_uvl, in_uvh, ubvr, ugvg, yg, yb, b_l, b_h, g_l, \
g_h, r_l, r_h) \
{ \
__m256i u_l, u_h, v_l, v_h; \
__m256i yl_ev, yl_od, yh_ev, yh_od; \
__m256i temp0, temp1, temp2, temp3; \
\
temp0 = __lasx_xvilvl_b(in_y, in_y); \
temp1 = __lasx_xvilvh_b(in_y, in_y); \
yl_ev = __lasx_xvmulwev_w_hu_h(temp0, yg); \
yl_od = __lasx_xvmulwod_w_hu_h(temp0, yg); \
yh_ev = __lasx_xvmulwev_w_hu_h(temp1, yg); \
yh_od = __lasx_xvmulwod_w_hu_h(temp1, yg); \
DUP4_ARG2(__lasx_xvsrai_w, yl_ev, 16, yl_od, 16, yh_ev, 16, yh_od, 16, \
yl_ev, yl_od, yh_ev, yh_od); \
yl_ev = __lasx_xvadd_w(yl_ev, yb); \
yl_od = __lasx_xvadd_w(yl_od, yb); \
yh_ev = __lasx_xvadd_w(yh_ev, yb); \
yh_od = __lasx_xvadd_w(yh_od, yb); \
v_l = __lasx_xvmulwev_w_h(in_uvl, ubvr); \
u_l = __lasx_xvmulwod_w_h(in_uvl, ubvr); \
v_h = __lasx_xvmulwev_w_h(in_uvh, ubvr); \
u_h = __lasx_xvmulwod_w_h(in_uvh, ubvr); \
temp0 = __lasx_xvadd_w(yl_ev, u_l); \
temp1 = __lasx_xvadd_w(yl_od, u_l); \
temp2 = __lasx_xvadd_w(yh_ev, u_h); \
temp3 = __lasx_xvadd_w(yh_od, u_h); \
DUP4_ARG2(__lasx_xvsrai_w, temp0, 6, temp1, 6, temp2, 6, temp3, 6, temp0, \
temp1, temp2, temp3); \
DUP4_ARG1(__lasx_xvclip255_w, temp0, temp1, temp2, temp3, temp0, temp1, \
temp2, temp3); \
b_l = __lasx_xvpackev_h(temp1, temp0); \
b_h = __lasx_xvpackev_h(temp3, temp2); \
temp0 = __lasx_xvadd_w(yl_ev, v_l); \
temp1 = __lasx_xvadd_w(yl_od, v_l); \
temp2 = __lasx_xvadd_w(yh_ev, v_h); \
temp3 = __lasx_xvadd_w(yh_od, v_h); \
DUP4_ARG2(__lasx_xvsrai_w, temp0, 6, temp1, 6, temp2, 6, temp3, 6, temp0, \
temp1, temp2, temp3); \
DUP4_ARG1(__lasx_xvclip255_w, temp0, temp1, temp2, temp3, temp0, temp1, \
temp2, temp3); \
r_l = __lasx_xvpackev_h(temp1, temp0); \
r_h = __lasx_xvpackev_h(temp3, temp2); \
DUP2_ARG2(__lasx_xvdp2_w_h, in_uvl, ugvg, in_uvh, ugvg, u_l, u_h); \
temp0 = __lasx_xvsub_w(yl_ev, u_l); \
temp1 = __lasx_xvsub_w(yl_od, u_l); \
temp2 = __lasx_xvsub_w(yh_ev, u_h); \
temp3 = __lasx_xvsub_w(yh_od, u_h); \
DUP4_ARG2(__lasx_xvsrai_w, temp0, 6, temp1, 6, temp2, 6, temp3, 6, temp0, \
temp1, temp2, temp3); \
DUP4_ARG1(__lasx_xvclip255_w, temp0, temp1, temp2, temp3, temp0, temp1, \
temp2, temp3); \
g_l = __lasx_xvpackev_h(temp1, temp0); \
g_h = __lasx_xvpackev_h(temp3, temp2); \
}
// Convert 8 pixels of YUV420 to RGB.
#define YUVTORGB(in_y, in_uv, ubvr, ugvg, yg, yb, out_b, out_g, out_r) \
{ \
__m256i u_l, v_l, yl_ev, yl_od; \
__m256i temp0, temp1; \
\
in_y = __lasx_xvpermi_d(in_y, 0xD8); \
temp0 = __lasx_xvilvl_b(in_y, in_y); \
yl_ev = __lasx_xvmulwev_w_hu_h(temp0, yg); \
yl_od = __lasx_xvmulwod_w_hu_h(temp0, yg); \
DUP2_ARG2(__lasx_xvsrai_w, yl_ev, 16, yl_od, 16, yl_ev, yl_od); \
yl_ev = __lasx_xvadd_w(yl_ev, yb); \
yl_od = __lasx_xvadd_w(yl_od, yb); \
v_l = __lasx_xvmulwev_w_h(in_uv, ubvr); \
u_l = __lasx_xvmulwod_w_h(in_uv, ubvr); \
temp0 = __lasx_xvadd_w(yl_ev, u_l); \
temp1 = __lasx_xvadd_w(yl_od, u_l); \
DUP2_ARG2(__lasx_xvsrai_w, temp0, 6, temp1, 6, temp0, temp1); \
DUP2_ARG1(__lasx_xvclip255_w, temp0, temp1, temp0, temp1); \
out_b = __lasx_xvpackev_h(temp1, temp0); \
temp0 = __lasx_xvadd_w(yl_ev, v_l); \
temp1 = __lasx_xvadd_w(yl_od, v_l); \
DUP2_ARG2(__lasx_xvsrai_w, temp0, 6, temp1, 6, temp0, temp1); \
DUP2_ARG1(__lasx_xvclip255_w, temp0, temp1, temp0, temp1); \
out_r = __lasx_xvpackev_h(temp1, temp0); \
u_l = __lasx_xvdp2_w_h(in_uv, ugvg); \
temp0 = __lasx_xvsub_w(yl_ev, u_l); \
temp1 = __lasx_xvsub_w(yl_od, u_l); \
DUP2_ARG2(__lasx_xvsrai_w, temp0, 6, temp1, 6, temp0, temp1); \
DUP2_ARG1(__lasx_xvclip255_w, temp0, temp1, temp0, temp1); \
out_g = __lasx_xvpackev_h(temp1, temp0); \
}
// Pack and Store 16 ARGB values.
#define STOREARGB_D(a_l, a_h, r_l, r_h, g_l, g_h, b_l, b_h, pdst_argb) \
{ \
__m256i temp0, temp1, temp2, temp3; \
\
temp0 = __lasx_xvpackev_b(g_l, b_l); \
temp1 = __lasx_xvpackev_b(a_l, r_l); \
temp2 = __lasx_xvpackev_b(g_h, b_h); \
temp3 = __lasx_xvpackev_b(a_h, r_h); \
r_l = __lasx_xvilvl_h(temp1, temp0); \
r_h = __lasx_xvilvh_h(temp1, temp0); \
g_l = __lasx_xvilvl_h(temp3, temp2); \
g_h = __lasx_xvilvh_h(temp3, temp2); \
temp0 = __lasx_xvpermi_q(r_h, r_l, 0x20); \
temp1 = __lasx_xvpermi_q(g_h, g_l, 0x20); \
temp2 = __lasx_xvpermi_q(r_h, r_l, 0x31); \
temp3 = __lasx_xvpermi_q(g_h, g_l, 0x31); \
__lasx_xvst(temp0, pdst_argb, 0); \
__lasx_xvst(temp1, pdst_argb, 32); \
__lasx_xvst(temp2, pdst_argb, 64); \
__lasx_xvst(temp3, pdst_argb, 96); \
pdst_argb += 128; \
}
// Pack and Store 8 ARGB values.
#define STOREARGB(in_a, in_r, in_g, in_b, pdst_argb) \
{ \
__m256i temp0, temp1, temp2, temp3; \
\
temp0 = __lasx_xvpackev_b(in_g, in_b); \
temp1 = __lasx_xvpackev_b(in_a, in_r); \
temp2 = __lasx_xvilvl_h(temp1, temp0); \
temp3 = __lasx_xvilvh_h(temp1, temp0); \
temp0 = __lasx_xvpermi_q(temp3, temp2, 0x20); \
temp1 = __lasx_xvpermi_q(temp3, temp2, 0x31); \
__lasx_xvst(temp0, pdst_argb, 0); \
__lasx_xvst(temp1, pdst_argb, 32); \
pdst_argb += 64; \
}
#define RGBTOUV(_tmpb, _tmpg, _tmpr, _nexb, _nexg, _nexr, _reg0, _reg1) \
{ \
__m256i _tmp0, _tmp1, _tmp2, _tmp3; \
_tmp0 = __lasx_xvaddwev_h_bu(_tmpb, _nexb); \
_tmp1 = __lasx_xvaddwod_h_bu(_tmpb, _nexb); \
_tmp2 = __lasx_xvaddwev_h_bu(_tmpg, _nexg); \
_tmp3 = __lasx_xvaddwod_h_bu(_tmpg, _nexg); \
_reg0 = __lasx_xvaddwev_h_bu(_tmpr, _nexr); \
_reg1 = __lasx_xvaddwod_h_bu(_tmpr, _nexr); \
_tmpb = __lasx_xvavgr_hu(_tmp0, _tmp1); \
_tmpg = __lasx_xvavgr_hu(_tmp2, _tmp3); \
_tmpr = __lasx_xvavgr_hu(_reg0, _reg1); \
_reg0 = __lasx_xvmadd_h(const_8080, const_112, _tmpb); \
_reg1 = __lasx_xvmadd_h(const_8080, const_112, _tmpr); \
_reg0 = __lasx_xvmsub_h(_reg0, const_74, _tmpg); \
_reg1 = __lasx_xvmsub_h(_reg1, const_94, _tmpg); \
_reg0 = __lasx_xvmsub_h(_reg0, const_38, _tmpr); \
_reg1 = __lasx_xvmsub_h(_reg1, const_18, _tmpb); \
}
void MirrorRow_LASX(const uint8_t* src, uint8_t* dst, int width) {
int x;
int len = width / 64;
__m256i src0, src1;
__m256i shuffler = {0x08090A0B0C0D0E0F, 0x0001020304050607,
0x08090A0B0C0D0E0F, 0x0001020304050607};
src += width - 64;
for (x = 0; x < len; x++) {
DUP2_ARG2(__lasx_xvld, src, 0, src, 32, src0, src1);
DUP2_ARG3(__lasx_xvshuf_b, src0, src0, shuffler, src1, src1, shuffler, src0,
src1);
src0 = __lasx_xvpermi_q(src0, src0, 0x01);
src1 = __lasx_xvpermi_q(src1, src1, 0x01);
__lasx_xvst(src1, dst, 0);
__lasx_xvst(src0, dst, 32);
dst += 64;
src -= 64;
}
}
void MirrorUVRow_LASX(const uint8_t* src_uv, uint8_t* dst_uv, int width) {
int x;
int len = width / 16;
__m256i src, dst;
__m256i shuffler = {0x0004000500060007, 0x0000000100020003,
0x0004000500060007, 0x0000000100020003};
src_uv += (width - 16) << 1;
for (x = 0; x < len; x++) {
src = __lasx_xvld(src_uv, 0);
dst = __lasx_xvshuf_h(shuffler, src, src);
dst = __lasx_xvpermi_q(dst, dst, 0x01);
__lasx_xvst(dst, dst_uv, 0);
src_uv -= 32;
dst_uv += 32;
}
}
void ARGBMirrorRow_LASX(const uint8_t* src, uint8_t* dst, int width) {
int x;
int len = width / 16;
__m256i src0, src1;
__m256i dst0, dst1;
__m256i shuffler = {0x0B0A09080F0E0D0C, 0x0302010007060504,
0x0B0A09080F0E0D0C, 0x0302010007060504};
src += (width * 4) - 64;
for (x = 0; x < len; x++) {
DUP2_ARG2(__lasx_xvld, src, 0, src, 32, src0, src1);
DUP2_ARG3(__lasx_xvshuf_b, src0, src0, shuffler, src1, src1, shuffler, src0,
src1);
dst1 = __lasx_xvpermi_q(src0, src0, 0x01);
dst0 = __lasx_xvpermi_q(src1, src1, 0x01);
__lasx_xvst(dst0, dst, 0);
__lasx_xvst(dst1, dst, 32);
dst += 64;
src -= 64;
}
}
void I422ToYUY2Row_LASX(const uint8_t* src_y,
const uint8_t* src_u,
const uint8_t* src_v,
uint8_t* dst_yuy2,
int width) {
int x;
int len = width / 32;
__m256i src_u0, src_v0, src_y0, vec_uv0;
__m256i vec_yuy2_0, vec_yuy2_1;
__m256i dst_yuy2_0, dst_yuy2_1;
for (x = 0; x < len; x++) {
DUP2_ARG2(__lasx_xvld, src_u, 0, src_v, 0, src_u0, src_v0);
src_y0 = __lasx_xvld(src_y, 0);
src_u0 = __lasx_xvpermi_d(src_u0, 0xD8);
src_v0 = __lasx_xvpermi_d(src_v0, 0xD8);
vec_uv0 = __lasx_xvilvl_b(src_v0, src_u0);
vec_yuy2_0 = __lasx_xvilvl_b(vec_uv0, src_y0);
vec_yuy2_1 = __lasx_xvilvh_b(vec_uv0, src_y0);
dst_yuy2_0 = __lasx_xvpermi_q(vec_yuy2_1, vec_yuy2_0, 0x20);
dst_yuy2_1 = __lasx_xvpermi_q(vec_yuy2_1, vec_yuy2_0, 0x31);
__lasx_xvst(dst_yuy2_0, dst_yuy2, 0);
__lasx_xvst(dst_yuy2_1, dst_yuy2, 32);
src_u += 16;
src_v += 16;
src_y += 32;
dst_yuy2 += 64;
}
}
void I422ToUYVYRow_LASX(const uint8_t* src_y,
const uint8_t* src_u,
const uint8_t* src_v,
uint8_t* dst_uyvy,
int width) {
int x;
int len = width / 32;
__m256i src_u0, src_v0, src_y0, vec_uv0;
__m256i vec_uyvy0, vec_uyvy1;
__m256i dst_uyvy0, dst_uyvy1;
for (x = 0; x < len; x++) {
DUP2_ARG2(__lasx_xvld, src_u, 0, src_v, 0, src_u0, src_v0);
src_y0 = __lasx_xvld(src_y, 0);
src_u0 = __lasx_xvpermi_d(src_u0, 0xD8);
src_v0 = __lasx_xvpermi_d(src_v0, 0xD8);
vec_uv0 = __lasx_xvilvl_b(src_v0, src_u0);
vec_uyvy0 = __lasx_xvilvl_b(src_y0, vec_uv0);
vec_uyvy1 = __lasx_xvilvh_b(src_y0, vec_uv0);
dst_uyvy0 = __lasx_xvpermi_q(vec_uyvy1, vec_uyvy0, 0x20);
dst_uyvy1 = __lasx_xvpermi_q(vec_uyvy1, vec_uyvy0, 0x31);
__lasx_xvst(dst_uyvy0, dst_uyvy, 0);
__lasx_xvst(dst_uyvy1, dst_uyvy, 32);
src_u += 16;
src_v += 16;
src_y += 32;
dst_uyvy += 64;
}
}
void I422ToARGBRow_LASX(const uint8_t* src_y,
const uint8_t* src_u,
const uint8_t* src_v,
uint8_t* dst_argb,
const struct YuvConstants* yuvconstants,
int width) {
int x;
int len = width / 32;
__m256i vec_yb, vec_yg, vec_ub, vec_ug, vec_vr, vec_vg;
__m256i vec_ubvr, vec_ugvg;
__m256i alpha = __lasx_xvldi(0xFF);
__m256i const_0x80 = __lasx_xvldi(0x80);
YUVTORGB_SETUP(yuvconstants, vec_ub, vec_vr, vec_ug, vec_vg, vec_yg, vec_yb);
vec_ubvr = __lasx_xvilvl_h(vec_ub, vec_vr);
vec_ugvg = __lasx_xvilvl_h(vec_ug, vec_vg);
for (x = 0; x < len; x++) {
__m256i y, uv_l, uv_h, b_l, b_h, g_l, g_h, r_l, r_h;
READYUV422_D(src_y, src_u, src_v, y, uv_l, uv_h);
YUVTORGB_D(y, uv_l, uv_h, vec_ubvr, vec_ugvg, vec_yg, vec_yb, b_l, b_h, g_l,
g_h, r_l, r_h);
STOREARGB_D(alpha, alpha, r_l, r_h, g_l, g_h, b_l, b_h, dst_argb);
src_y += 32;
src_u += 16;
src_v += 16;
}
}
void I422ToRGBARow_LASX(const uint8_t* src_y,
const uint8_t* src_u,
const uint8_t* src_v,
uint8_t* dst_argb,
const struct YuvConstants* yuvconstants,
int width) {
int x;
int len = width / 32;
__m256i vec_yb, vec_yg, vec_ub, vec_vr, vec_ug, vec_vg;
__m256i vec_ubvr, vec_ugvg;
__m256i alpha = __lasx_xvldi(0xFF);
__m256i const_0x80 = __lasx_xvldi(0x80);
YUVTORGB_SETUP(yuvconstants, vec_ub, vec_vr, vec_ug, vec_vg, vec_yg, vec_yb);
vec_ubvr = __lasx_xvilvl_h(vec_ub, vec_vr);
vec_ugvg = __lasx_xvilvl_h(vec_ug, vec_vg);
for (x = 0; x < len; x++) {
__m256i y, uv_l, uv_h, b_l, b_h, g_l, g_h, r_l, r_h;
READYUV422_D(src_y, src_u, src_v, y, uv_l, uv_h);
YUVTORGB_D(y, uv_l, uv_h, vec_ubvr, vec_ugvg, vec_yg, vec_yb, b_l, b_h, g_l,
g_h, r_l, r_h);
STOREARGB_D(r_l, r_h, g_l, g_h, b_l, b_h, alpha, alpha, dst_argb);
src_y += 32;
src_u += 16;
src_v += 16;
}
}
void I422AlphaToARGBRow_LASX(const uint8_t* src_y,
const uint8_t* src_u,
const uint8_t* src_v,
const uint8_t* src_a,
uint8_t* dst_argb,
const struct YuvConstants* yuvconstants,
int width) {
int x;
int len = width / 32;
int res = width & 31;
__m256i vec_yb, vec_yg, vec_ub, vec_vr, vec_ug, vec_vg;
__m256i vec_ubvr, vec_ugvg;
__m256i zero = __lasx_xvldi(0);
__m256i const_0x80 = __lasx_xvldi(0x80);
YUVTORGB_SETUP(yuvconstants, vec_ub, vec_vr, vec_ug, vec_vg, vec_yg, vec_yb);
vec_ubvr = __lasx_xvilvl_h(vec_ub, vec_vr);
vec_ugvg = __lasx_xvilvl_h(vec_ug, vec_vg);
for (x = 0; x < len; x++) {
__m256i y, uv_l, uv_h, b_l, b_h, g_l, g_h, r_l, r_h, a_l, a_h;
y = __lasx_xvld(src_a, 0);
a_l = __lasx_xvilvl_b(zero, y);
a_h = __lasx_xvilvh_b(zero, y);
READYUV422_D(src_y, src_u, src_v, y, uv_l, uv_h);
YUVTORGB_D(y, uv_l, uv_h, vec_ubvr, vec_ugvg, vec_yg, vec_yb, b_l, b_h, g_l,
g_h, r_l, r_h);
STOREARGB_D(a_l, a_h, r_l, r_h, g_l, g_h, b_l, b_h, dst_argb);
src_y += 32;
src_u += 16;
src_v += 16;
src_a += 32;
}
if (res) {
__m256i y, uv, r, g, b, a;
a = __lasx_xvld(src_a, 0);
a = __lasx_vext2xv_hu_bu(a);
READYUV422(src_y, src_u, src_v, y, uv);
YUVTORGB(y, uv, vec_ubvr, vec_ugvg, vec_yg, vec_yb, b, g, r);
STOREARGB(a, r, g, b, dst_argb);
}
}
void I422ToRGB24Row_LASX(const uint8_t* src_y,
const uint8_t* src_u,
const uint8_t* src_v,
uint8_t* dst_argb,
const struct YuvConstants* yuvconstants,
int32_t width) {
int x;
int len = width / 32;
__m256i vec_yb, vec_yg, vec_ub, vec_vr, vec_ug, vec_vg;
__m256i vec_ubvr, vec_ugvg;
__m256i const_0x80 = __lasx_xvldi(0x80);
__m256i shuffler0 = {0x0504120302100100, 0x0A18090816070614,
0x0504120302100100, 0x0A18090816070614};
__m256i shuffler1 = {0x1E0F0E1C0D0C1A0B, 0x1E0F0E1C0D0C1A0B,
0x1E0F0E1C0D0C1A0B, 0x1E0F0E1C0D0C1A0B};
YUVTORGB_SETUP(yuvconstants, vec_ub, vec_vr, vec_ug, vec_vg, vec_yg, vec_yb);
vec_ubvr = __lasx_xvilvl_h(vec_ub, vec_vr);
vec_ugvg = __lasx_xvilvl_h(vec_ug, vec_vg);
for (x = 0; x < len; x++) {
__m256i y, uv_l, uv_h, b_l, b_h, g_l, g_h, r_l, r_h;
__m256i temp0, temp1, temp2, temp3;
READYUV422_D(src_y, src_u, src_v, y, uv_l, uv_h);
YUVTORGB_D(y, uv_l, uv_h, vec_ubvr, vec_ugvg, vec_yg, vec_yb, b_l, b_h, g_l,
g_h, r_l, r_h);
temp0 = __lasx_xvpackev_b(g_l, b_l);
temp1 = __lasx_xvpackev_b(g_h, b_h);
DUP4_ARG3(__lasx_xvshuf_b, r_l, temp0, shuffler1, r_h, temp1, shuffler1,
r_l, temp0, shuffler0, r_h, temp1, shuffler0, temp2, temp3, temp0,
temp1);
b_l = __lasx_xvilvl_d(temp1, temp2);
b_h = __lasx_xvilvh_d(temp3, temp1);
temp1 = __lasx_xvpermi_q(b_l, temp0, 0x20);
temp2 = __lasx_xvpermi_q(temp0, b_h, 0x30);
temp3 = __lasx_xvpermi_q(b_h, b_l, 0x31);
__lasx_xvst(temp1, dst_argb, 0);
__lasx_xvst(temp2, dst_argb, 32);
__lasx_xvst(temp3, dst_argb, 64);
dst_argb += 96;
src_y += 32;
src_u += 16;
src_v += 16;
}
}
// TODO(fbarchard): Consider AND instead of shift to isolate 5 upper bits of R.
void I422ToRGB565Row_LASX(const uint8_t* src_y,
const uint8_t* src_u,
const uint8_t* src_v,
uint8_t* dst_rgb565,
const struct YuvConstants* yuvconstants,
int width) {
int x;
int len = width / 32;
__m256i vec_yb, vec_yg, vec_ub, vec_vr, vec_ug, vec_vg;
__m256i vec_ubvr, vec_ugvg;
__m256i const_0x80 = __lasx_xvldi(0x80);
YUVTORGB_SETUP(yuvconstants, vec_ub, vec_vr, vec_ug, vec_vg, vec_yg, vec_yb);
vec_ubvr = __lasx_xvilvl_h(vec_ub, vec_vr);
vec_ugvg = __lasx_xvilvl_h(vec_ug, vec_vg);
for (x = 0; x < len; x++) {
__m256i y, uv_l, uv_h, b_l, b_h, g_l, g_h, r_l, r_h;
__m256i dst_l, dst_h;
READYUV422_D(src_y, src_u, src_v, y, uv_l, uv_h);
YUVTORGB_D(y, uv_l, uv_h, vec_ubvr, vec_ugvg, vec_yg, vec_yb, b_l, b_h, g_l,
g_h, r_l, r_h);
b_l = __lasx_xvsrli_h(b_l, 3);
b_h = __lasx_xvsrli_h(b_h, 3);
g_l = __lasx_xvsrli_h(g_l, 2);
g_h = __lasx_xvsrli_h(g_h, 2);
r_l = __lasx_xvsrli_h(r_l, 3);
r_h = __lasx_xvsrli_h(r_h, 3);
r_l = __lasx_xvslli_h(r_l, 11);
r_h = __lasx_xvslli_h(r_h, 11);
g_l = __lasx_xvslli_h(g_l, 5);
g_h = __lasx_xvslli_h(g_h, 5);
r_l = __lasx_xvor_v(r_l, g_l);
r_l = __lasx_xvor_v(r_l, b_l);
r_h = __lasx_xvor_v(r_h, g_h);
r_h = __lasx_xvor_v(r_h, b_h);
dst_l = __lasx_xvpermi_q(r_h, r_l, 0x20);
dst_h = __lasx_xvpermi_q(r_h, r_l, 0x31);
__lasx_xvst(dst_l, dst_rgb565, 0);
__lasx_xvst(dst_h, dst_rgb565, 32);
dst_rgb565 += 64;
src_y += 32;
src_u += 16;
src_v += 16;
}
}
// TODO(fbarchard): Consider AND instead of shift to isolate 4 upper bits of G.
void I422ToARGB4444Row_LASX(const uint8_t* src_y,
const uint8_t* src_u,
const uint8_t* src_v,
uint8_t* dst_argb4444,
const struct YuvConstants* yuvconstants,
int width) {
int x;
int len = width / 32;
__m256i vec_yb, vec_yg, vec_ub, vec_vr, vec_ug, vec_vg;
__m256i vec_ubvr, vec_ugvg;
__m256i const_0x80 = __lasx_xvldi(0x80);
__m256i alpha = {0xF000F000F000F000, 0xF000F000F000F000, 0xF000F000F000F000,
0xF000F000F000F000};
__m256i mask = {0x00F000F000F000F0, 0x00F000F000F000F0, 0x00F000F000F000F0,
0x00F000F000F000F0};
YUVTORGB_SETUP(yuvconstants, vec_ub, vec_vr, vec_ug, vec_vg, vec_yg, vec_yb);
vec_ubvr = __lasx_xvilvl_h(vec_ub, vec_vr);
vec_ugvg = __lasx_xvilvl_h(vec_ug, vec_vg);
for (x = 0; x < len; x++) {
__m256i y, uv_l, uv_h, b_l, b_h, g_l, g_h, r_l, r_h;
__m256i dst_l, dst_h;
READYUV422_D(src_y, src_u, src_v, y, uv_l, uv_h);
YUVTORGB_D(y, uv_l, uv_h, vec_ubvr, vec_ugvg, vec_yg, vec_yb, b_l, b_h, g_l,
g_h, r_l, r_h);
b_l = __lasx_xvsrli_h(b_l, 4);
b_h = __lasx_xvsrli_h(b_h, 4);
r_l = __lasx_xvsrli_h(r_l, 4);
r_h = __lasx_xvsrli_h(r_h, 4);
g_l = __lasx_xvand_v(g_l, mask);
g_h = __lasx_xvand_v(g_h, mask);
r_l = __lasx_xvslli_h(r_l, 8);
r_h = __lasx_xvslli_h(r_h, 8);
r_l = __lasx_xvor_v(r_l, alpha);
r_h = __lasx_xvor_v(r_h, alpha);
r_l = __lasx_xvor_v(r_l, g_l);
r_h = __lasx_xvor_v(r_h, g_h);
r_l = __lasx_xvor_v(r_l, b_l);
r_h = __lasx_xvor_v(r_h, b_h);
dst_l = __lasx_xvpermi_q(r_h, r_l, 0x20);
dst_h = __lasx_xvpermi_q(r_h, r_l, 0x31);
__lasx_xvst(dst_l, dst_argb4444, 0);
__lasx_xvst(dst_h, dst_argb4444, 32);
dst_argb4444 += 64;
src_y += 32;
src_u += 16;
src_v += 16;
}
}
void I422ToARGB1555Row_LASX(const uint8_t* src_y,
const uint8_t* src_u,
const uint8_t* src_v,
uint8_t* dst_argb1555,
const struct YuvConstants* yuvconstants,
int width) {
int x;
int len = width / 32;
__m256i vec_yb, vec_yg, vec_ub, vec_vr, vec_ug, vec_vg;
__m256i vec_ubvr, vec_ugvg;
__m256i const_0x80 = __lasx_xvldi(0x80);
__m256i alpha = {0x8000800080008000, 0x8000800080008000, 0x8000800080008000,
0x8000800080008000};
YUVTORGB_SETUP(yuvconstants, vec_ub, vec_vr, vec_ug, vec_vg, vec_yg, vec_yb);
vec_ubvr = __lasx_xvilvl_h(vec_ub, vec_vr);
vec_ugvg = __lasx_xvilvl_h(vec_ug, vec_vg);
for (x = 0; x < len; x++) {
__m256i y, uv_l, uv_h, b_l, b_h, g_l, g_h, r_l, r_h;
__m256i dst_l, dst_h;
READYUV422_D(src_y, src_u, src_v, y, uv_l, uv_h);
YUVTORGB_D(y, uv_l, uv_h, vec_ubvr, vec_ugvg, vec_yg, vec_yb, b_l, b_h, g_l,
g_h, r_l, r_h);
b_l = __lasx_xvsrli_h(b_l, 3);
b_h = __lasx_xvsrli_h(b_h, 3);
g_l = __lasx_xvsrli_h(g_l, 3);
g_h = __lasx_xvsrli_h(g_h, 3);
g_l = __lasx_xvslli_h(g_l, 5);
g_h = __lasx_xvslli_h(g_h, 5);
r_l = __lasx_xvsrli_h(r_l, 3);
r_h = __lasx_xvsrli_h(r_h, 3);
r_l = __lasx_xvslli_h(r_l, 10);
r_h = __lasx_xvslli_h(r_h, 10);
r_l = __lasx_xvor_v(r_l, alpha);
r_h = __lasx_xvor_v(r_h, alpha);
r_l = __lasx_xvor_v(r_l, g_l);
r_h = __lasx_xvor_v(r_h, g_h);
r_l = __lasx_xvor_v(r_l, b_l);
r_h = __lasx_xvor_v(r_h, b_h);
dst_l = __lasx_xvpermi_q(r_h, r_l, 0x20);
dst_h = __lasx_xvpermi_q(r_h, r_l, 0x31);
__lasx_xvst(dst_l, dst_argb1555, 0);
__lasx_xvst(dst_h, dst_argb1555, 32);
dst_argb1555 += 64;
src_y += 32;
src_u += 16;
src_v += 16;
}
}
void YUY2ToYRow_LASX(const uint8_t* src_yuy2, uint8_t* dst_y, int width) {
int x;
int len = width / 32;
__m256i src0, src1, dst0;
for (x = 0; x < len; x++) {
DUP2_ARG2(__lasx_xvld, src_yuy2, 0, src_yuy2, 32, src0, src1);
dst0 = __lasx_xvpickev_b(src1, src0);
dst0 = __lasx_xvpermi_d(dst0, 0xD8);
__lasx_xvst(dst0, dst_y, 0);
src_yuy2 += 64;
dst_y += 32;
}
}
void YUY2ToUVRow_LASX(const uint8_t* src_yuy2,
int src_stride_yuy2,
uint8_t* dst_u,
uint8_t* dst_v,
int width) {
const uint8_t* src_yuy2_next = src_yuy2 + src_stride_yuy2;
int x;
int len = width / 32;
__m256i src0, src1, src2, src3;
__m256i tmp0, dst0, dst1;
for (x = 0; x < len; x++) {
DUP4_ARG2(__lasx_xvld, src_yuy2, 0, src_yuy2, 32, src_yuy2_next, 0,
src_yuy2_next, 32, src0, src1, src2, src3);
src0 = __lasx_xvpickod_b(src1, src0);
src1 = __lasx_xvpickod_b(src3, src2);
tmp0 = __lasx_xvavgr_bu(src1, src0);
tmp0 = __lasx_xvpermi_d(tmp0, 0xD8);
dst0 = __lasx_xvpickev_b(tmp0, tmp0);
dst1 = __lasx_xvpickod_b(tmp0, tmp0);
__lasx_xvstelm_d(dst0, dst_u, 0, 0);
__lasx_xvstelm_d(dst0, dst_u, 8, 2);
__lasx_xvstelm_d(dst1, dst_v, 0, 0);
__lasx_xvstelm_d(dst1, dst_v, 8, 2);
src_yuy2 += 64;
src_yuy2_next += 64;
dst_u += 16;
dst_v += 16;
}
}
void YUY2ToUV422Row_LASX(const uint8_t* src_yuy2,
uint8_t* dst_u,
uint8_t* dst_v,
int width) {
int x;
int len = width / 32;
__m256i src0, src1, tmp0, dst0, dst1;
for (x = 0; x < len; x++) {
DUP2_ARG2(__lasx_xvld, src_yuy2, 0, src_yuy2, 32, src0, src1);
tmp0 = __lasx_xvpickod_b(src1, src0);
tmp0 = __lasx_xvpermi_d(tmp0, 0xD8);
dst0 = __lasx_xvpickev_b(tmp0, tmp0);
dst1 = __lasx_xvpickod_b(tmp0, tmp0);
__lasx_xvstelm_d(dst0, dst_u, 0, 0);
__lasx_xvstelm_d(dst0, dst_u, 8, 2);
__lasx_xvstelm_d(dst1, dst_v, 0, 0);
__lasx_xvstelm_d(dst1, dst_v, 8, 2);
src_yuy2 += 64;
dst_u += 16;
dst_v += 16;
}
}
void UYVYToYRow_LASX(const uint8_t* src_uyvy, uint8_t* dst_y, int width) {
int x;
int len = width / 32;
__m256i src0, src1, dst0;
for (x = 0; x < len; x++) {
DUP2_ARG2(__lasx_xvld, src_uyvy, 0, src_uyvy, 32, src0, src1);
dst0 = __lasx_xvpickod_b(src1, src0);
dst0 = __lasx_xvpermi_d(dst0, 0xD8);
__lasx_xvst(dst0, dst_y, 0);
src_uyvy += 64;
dst_y += 32;
}
}
void UYVYToUVRow_LASX(const uint8_t* src_uyvy,
int src_stride_uyvy,
uint8_t* dst_u,
uint8_t* dst_v,
int width) {
const uint8_t* src_uyvy_next = src_uyvy + src_stride_uyvy;
int x;
int len = width / 32;
__m256i src0, src1, src2, src3, tmp0, dst0, dst1;
for (x = 0; x < len; x++) {
DUP4_ARG2(__lasx_xvld, src_uyvy, 0, src_uyvy, 32, src_uyvy_next, 0,
src_uyvy_next, 32, src0, src1, src2, src3);
src0 = __lasx_xvpickev_b(src1, src0);
src1 = __lasx_xvpickev_b(src3, src2);
tmp0 = __lasx_xvavgr_bu(src1, src0);
tmp0 = __lasx_xvpermi_d(tmp0, 0xD8);
dst0 = __lasx_xvpickev_b(tmp0, tmp0);
dst1 = __lasx_xvpickod_b(tmp0, tmp0);
__lasx_xvstelm_d(dst0, dst_u, 0, 0);
__lasx_xvstelm_d(dst0, dst_u, 8, 2);
__lasx_xvstelm_d(dst1, dst_v, 0, 0);
__lasx_xvstelm_d(dst1, dst_v, 8, 2);
src_uyvy += 64;
src_uyvy_next += 64;
dst_u += 16;
dst_v += 16;
}
}
void UYVYToUV422Row_LASX(const uint8_t* src_uyvy,
uint8_t* dst_u,
uint8_t* dst_v,
int width) {
int x;
int len = width / 32;
__m256i src0, src1, tmp0, dst0, dst1;
for (x = 0; x < len; x++) {
DUP2_ARG2(__lasx_xvld, src_uyvy, 0, src_uyvy, 32, src0, src1);
tmp0 = __lasx_xvpickev_b(src1, src0);
tmp0 = __lasx_xvpermi_d(tmp0, 0xD8);
dst0 = __lasx_xvpickev_b(tmp0, tmp0);
dst1 = __lasx_xvpickod_b(tmp0, tmp0);
__lasx_xvstelm_d(dst0, dst_u, 0, 0);
__lasx_xvstelm_d(dst0, dst_u, 8, 2);
__lasx_xvstelm_d(dst1, dst_v, 0, 0);
__lasx_xvstelm_d(dst1, dst_v, 8, 2);
src_uyvy += 64;
dst_u += 16;
dst_v += 16;
}
}
void ARGBToUVRow_LASX(const uint8_t* src_argb0,
int src_stride_argb,
uint8_t* dst_u,
uint8_t* dst_v,
int width) {
int x;
int len = width / 32;
const uint8_t* src_argb1 = src_argb0 + src_stride_argb;
__m256i src0, src1, src2, src3, src4, src5, src6, src7;
__m256i vec0, vec1, vec2, vec3;
__m256i tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, dst0, dst1;
__m256i const_0x70 = {0x0038003800380038, 0x0038003800380038,
0x0038003800380038, 0x0038003800380038};
__m256i const_0x4A = {0x0025002500250025, 0x0025002500250025,
0x0025002500250025, 0x0025002500250025};
__m256i const_0x26 = {0x0013001300130013, 0x0013001300130013,
0x0013001300130013, 0x0013001300130013};
__m256i const_0x5E = {0x002f002f002f002f, 0x002f002f002f002f,
0x002f002f002f002f, 0x002f002f002f002f};
__m256i const_0x12 = {0x0009000900090009, 0x0009000900090009,
0x0009000900090009, 0x0009000900090009};
__m256i control = {0x0000000400000000, 0x0000000500000001, 0x0000000600000002,
0x0000000700000003};
__m256i const_0x8080 = {0x8080808080808080, 0x8080808080808080,
0x8080808080808080, 0x8080808080808080};
for (x = 0; x < len; x++) {
DUP4_ARG2(__lasx_xvld, src_argb0, 0, src_argb0, 32, src_argb0, 64,
src_argb0, 96, src0, src1, src2, src3);
DUP4_ARG2(__lasx_xvld, src_argb1, 0, src_argb1, 32, src_argb1, 64,
src_argb1, 96, src4, src5, src6, src7);
vec0 = __lasx_xvaddwev_h_bu(src0, src4);
vec1 = __lasx_xvaddwev_h_bu(src1, src5);
vec2 = __lasx_xvaddwev_h_bu(src2, src6);
vec3 = __lasx_xvaddwev_h_bu(src3, src7);
tmp0 = __lasx_xvpickev_h(vec1, vec0);
tmp1 = __lasx_xvpickev_h(vec3, vec2);
tmp2 = __lasx_xvpickod_h(vec1, vec0);
tmp3 = __lasx_xvpickod_h(vec3, vec2);
vec0 = __lasx_xvaddwod_h_bu(src0, src4);
vec1 = __lasx_xvaddwod_h_bu(src1, src5);
vec2 = __lasx_xvaddwod_h_bu(src2, src6);
vec3 = __lasx_xvaddwod_h_bu(src3, src7);
tmp4 = __lasx_xvpickev_h(vec1, vec0);
tmp5 = __lasx_xvpickev_h(vec3, vec2);
vec0 = __lasx_xvpickev_h(tmp1, tmp0);
vec1 = __lasx_xvpickod_h(tmp1, tmp0);
src0 = __lasx_xvavgr_h(vec0, vec1);
vec0 = __lasx_xvpickev_h(tmp3, tmp2);
vec1 = __lasx_xvpickod_h(tmp3, tmp2);
src1 = __lasx_xvavgr_h(vec0, vec1);
vec0 = __lasx_xvpickev_h(tmp5, tmp4);
vec1 = __lasx_xvpickod_h(tmp5, tmp4);
src2 = __lasx_xvavgr_h(vec0, vec1);
dst0 = __lasx_xvmadd_h(const_0x8080, src0, const_0x70);
dst0 = __lasx_xvmsub_h(dst0, src2, const_0x4A);
dst0 = __lasx_xvmsub_h(dst0, src1, const_0x26);
dst1 = __lasx_xvmadd_h(const_0x8080, src1, const_0x70);
dst1 = __lasx_xvmsub_h(dst1, src2, const_0x5E);
dst1 = __lasx_xvmsub_h(dst1, src0, const_0x12);
dst0 = __lasx_xvperm_w(dst0, control);
dst1 = __lasx_xvperm_w(dst1, control);
dst0 = __lasx_xvssrani_b_h(dst0, dst0, 8);
dst1 = __lasx_xvssrani_b_h(dst1, dst1, 8);
__lasx_xvstelm_d(dst0, dst_u, 0, 0);
__lasx_xvstelm_d(dst0, dst_u, 8, 2);
__lasx_xvstelm_d(dst1, dst_v, 0, 0);
__lasx_xvstelm_d(dst1, dst_v, 8, 2);
src_argb0 += 128;
src_argb1 += 128;
dst_u += 16;
dst_v += 16;
}
}
void ARGBToRGB24Row_LASX(const uint8_t* src_argb, uint8_t* dst_rgb, int width) {
int x;
int len = (width / 32) - 1;
__m256i src0, src1, src2, src3;
__m256i tmp0, tmp1, tmp2, tmp3;
__m256i shuf = {0x0908060504020100, 0x000000000E0D0C0A, 0x0908060504020100,
0x000000000E0D0C0A};
__m256i control = {0x0000000100000000, 0x0000000400000002, 0x0000000600000005,
0x0000000700000003};
for (x = 0; x < len; x++) {
DUP4_ARG2(__lasx_xvld, src_argb, 0, src_argb, 32, src_argb, 64, src_argb,
96, src0, src1, src2, src3);
tmp0 = __lasx_xvshuf_b(src0, src0, shuf);
tmp1 = __lasx_xvshuf_b(src1, src1, shuf);
tmp2 = __lasx_xvshuf_b(src2, src2, shuf);
tmp3 = __lasx_xvshuf_b(src3, src3, shuf);
tmp0 = __lasx_xvperm_w(tmp0, control);
tmp1 = __lasx_xvperm_w(tmp1, control);
tmp2 = __lasx_xvperm_w(tmp2, control);
tmp3 = __lasx_xvperm_w(tmp3, control);
__lasx_xvst(tmp0, dst_rgb, 0);
__lasx_xvst(tmp1, dst_rgb, 24);
__lasx_xvst(tmp2, dst_rgb, 48);
__lasx_xvst(tmp3, dst_rgb, 72);
dst_rgb += 96;
src_argb += 128;
}
DUP4_ARG2(__lasx_xvld, src_argb, 0, src_argb, 32, src_argb, 64, src_argb, 96,
src0, src1, src2, src3);
tmp0 = __lasx_xvshuf_b(src0, src0, shuf);
tmp1 = __lasx_xvshuf_b(src1, src1, shuf);
tmp2 = __lasx_xvshuf_b(src2, src2, shuf);
tmp3 = __lasx_xvshuf_b(src3, src3, shuf);
tmp0 = __lasx_xvperm_w(tmp0, control);
tmp1 = __lasx_xvperm_w(tmp1, control);
tmp2 = __lasx_xvperm_w(tmp2, control);
tmp3 = __lasx_xvperm_w(tmp3, control);
__lasx_xvst(tmp0, dst_rgb, 0);
__lasx_xvst(tmp1, dst_rgb, 24);
__lasx_xvst(tmp2, dst_rgb, 48);
dst_rgb += 72;
__lasx_xvstelm_d(tmp3, dst_rgb, 0, 0);
__lasx_xvstelm_d(tmp3, dst_rgb, 8, 1);
__lasx_xvstelm_d(tmp3, dst_rgb, 16, 2);
}
void ARGBToRAWRow_LASX(const uint8_t* src_argb, uint8_t* dst_rgb, int width) {
int x;
int len = (width / 32) - 1;
__m256i src0, src1, src2, src3;
__m256i tmp0, tmp1, tmp2, tmp3;
__m256i shuf = {0x090A040506000102, 0x000000000C0D0E08, 0x090A040506000102,
0x000000000C0D0E08};
__m256i control = {0x0000000100000000, 0x0000000400000002, 0x0000000600000005,
0x0000000700000003};
for (x = 0; x < len; x++) {
DUP4_ARG2(__lasx_xvld, src_argb, 0, src_argb, 32, src_argb, 64, src_argb,
96, src0, src1, src2, src3);
tmp0 = __lasx_xvshuf_b(src0, src0, shuf);
tmp1 = __lasx_xvshuf_b(src1, src1, shuf);
tmp2 = __lasx_xvshuf_b(src2, src2, shuf);
tmp3 = __lasx_xvshuf_b(src3, src3, shuf);
tmp0 = __lasx_xvperm_w(tmp0, control);
tmp1 = __lasx_xvperm_w(tmp1, control);
tmp2 = __lasx_xvperm_w(tmp2, control);
tmp3 = __lasx_xvperm_w(tmp3, control);
__lasx_xvst(tmp0, dst_rgb, 0);
__lasx_xvst(tmp1, dst_rgb, 24);
__lasx_xvst(tmp2, dst_rgb, 48);
__lasx_xvst(tmp3, dst_rgb, 72);
dst_rgb += 96;
src_argb += 128;
}
DUP4_ARG2(__lasx_xvld, src_argb, 0, src_argb, 32, src_argb, 64, src_argb, 96,
src0, src1, src2, src3);
tmp0 = __lasx_xvshuf_b(src0, src0, shuf);
tmp1 = __lasx_xvshuf_b(src1, src1, shuf);
tmp2 = __lasx_xvshuf_b(src2, src2, shuf);
tmp3 = __lasx_xvshuf_b(src3, src3, shuf);
tmp0 = __lasx_xvperm_w(tmp0, control);
tmp1 = __lasx_xvperm_w(tmp1, control);
tmp2 = __lasx_xvperm_w(tmp2, control);
tmp3 = __lasx_xvperm_w(tmp3, control);
__lasx_xvst(tmp0, dst_rgb, 0);
__lasx_xvst(tmp1, dst_rgb, 24);
__lasx_xvst(tmp2, dst_rgb, 48);
dst_rgb += 72;
__lasx_xvstelm_d(tmp3, dst_rgb, 0, 0);
__lasx_xvstelm_d(tmp3, dst_rgb, 8, 1);
__lasx_xvstelm_d(tmp3, dst_rgb, 16, 2);
}
void ARGBToRGB565Row_LASX(const uint8_t* src_argb,
uint8_t* dst_rgb,
int width) {
int x;
int len = width / 16;
__m256i zero = __lasx_xvldi(0);
__m256i src0, src1, tmp0, tmp1, dst0;
__m256i shift = {0x0300030003000300, 0x0300030003000300, 0x0300030003000300,
0x0300030003000300};
for (x = 0; x < len; x++) {
DUP2_ARG2(__lasx_xvld, src_argb, 0, src_argb, 32, src0, src1);
tmp0 = __lasx_xvpickev_b(src1, src0);
tmp1 = __lasx_xvpickod_b(src1, src0);
tmp0 = __lasx_xvsrli_b(tmp0, 3);
tmp1 = __lasx_xvpackev_b(zero, tmp1);
tmp1 = __lasx_xvsrli_h(tmp1, 2);
tmp0 = __lasx_xvsll_b(tmp0, shift);
tmp1 = __lasx_xvslli_h(tmp1, 5);
dst0 = __lasx_xvor_v(tmp0, tmp1);
dst0 = __lasx_xvpermi_d(dst0, 0xD8);
__lasx_xvst(dst0, dst_rgb, 0);
dst_rgb += 32;
src_argb += 64;
}
}
void ARGBToARGB1555Row_LASX(const uint8_t* src_argb,
uint8_t* dst_rgb,
int width) {
int x;
int len = width / 16;
__m256i zero = __lasx_xvldi(0);
__m256i src0, src1, tmp0, tmp1, tmp2, tmp3, dst0;
__m256i shift1 = {0x0703070307030703, 0x0703070307030703, 0x0703070307030703,
0x0703070307030703};
__m256i shift2 = {0x0200020002000200, 0x0200020002000200, 0x0200020002000200,
0x0200020002000200};
for (x = 0; x < len; x++) {
DUP2_ARG2(__lasx_xvld, src_argb, 0, src_argb, 32, src0, src1);
tmp0 = __lasx_xvpickev_b(src1, src0);
tmp1 = __lasx_xvpickod_b(src1, src0);
tmp0 = __lasx_xvsrli_b(tmp0, 3);
tmp1 = __lasx_xvsrl_b(tmp1, shift1);
tmp0 = __lasx_xvsll_b(tmp0, shift2);
tmp2 = __lasx_xvpackev_b(zero, tmp1);
tmp3 = __lasx_xvpackod_b(zero, tmp1);
tmp2 = __lasx_xvslli_h(tmp2, 5);
tmp3 = __lasx_xvslli_h(tmp3, 15);
dst0 = __lasx_xvor_v(tmp0, tmp2);
dst0 = __lasx_xvor_v(dst0, tmp3);
dst0 = __lasx_xvpermi_d(dst0, 0xD8);
__lasx_xvst(dst0, dst_rgb, 0);
dst_rgb += 32;
src_argb += 64;
}
}
void ARGBToARGB4444Row_LASX(const uint8_t* src_argb,
uint8_t* dst_rgb,
int width) {
int x;
int len = width / 16;
__m256i src0, src1, tmp0, tmp1, dst0;
for (x = 0; x < len; x++) {
DUP2_ARG2(__lasx_xvld, src_argb, 0, src_argb, 32, src0, src1);
tmp0 = __lasx_xvpickev_b(src1, src0);
tmp1 = __lasx_xvpickod_b(src1, src0);
tmp1 = __lasx_xvandi_b(tmp1, 0xF0);
tmp0 = __lasx_xvsrli_b(tmp0, 4);
dst0 = __lasx_xvor_v(tmp1, tmp0);
dst0 = __lasx_xvpermi_d(dst0, 0xD8);
__lasx_xvst(dst0, dst_rgb, 0);
dst_rgb += 32;
src_argb += 64;
}
}
void ARGBToUV444Row_LASX(const uint8_t* src_argb,
uint8_t* dst_u,
uint8_t* dst_v,
int32_t width) {
int x;
int len = width / 32;
__m256i src0, src1, src2, src3;
__m256i tmp0, tmp1, tmp2, tmp3;
__m256i reg0, reg1, reg2, reg3, dst0, dst1;
__m256i const_112 = __lasx_xvldi(112);
__m256i const_74 = __lasx_xvldi(74);
__m256i const_38 = __lasx_xvldi(38);
__m256i const_94 = __lasx_xvldi(94);
__m256i const_18 = __lasx_xvldi(18);
__m256i const_0x8080 = {0x8080808080808080, 0x8080808080808080,
0x8080808080808080, 0x8080808080808080};
__m256i control = {0x0000000400000000, 0x0000000500000001, 0x0000000600000002,
0x0000000700000003};
for (x = 0; x < len; x++) {
DUP4_ARG2(__lasx_xvld, src_argb, 0, src_argb, 32, src_argb, 64, src_argb,
96, src0, src1, src2, src3);
tmp0 = __lasx_xvpickev_h(src1, src0);
tmp1 = __lasx_xvpickod_h(src1, src0);
tmp2 = __lasx_xvpickev_h(src3, src2);
tmp3 = __lasx_xvpickod_h(src3, src2);
reg0 = __lasx_xvmaddwev_h_bu(const_0x8080, tmp0, const_112);
reg1 = __lasx_xvmaddwev_h_bu(const_0x8080, tmp2, const_112);
reg2 = __lasx_xvmulwod_h_bu(tmp0, const_74);
reg3 = __lasx_xvmulwod_h_bu(tmp2, const_74);
reg2 = __lasx_xvmaddwev_h_bu(reg2, tmp1, const_38);
reg3 = __lasx_xvmaddwev_h_bu(reg3, tmp3, const_38);
reg0 = __lasx_xvsub_h(reg0, reg2);
reg1 = __lasx_xvsub_h(reg1, reg3);
dst0 = __lasx_xvssrani_b_h(reg1, reg0, 8);
dst0 = __lasx_xvperm_w(dst0, control);
reg0 = __lasx_xvmaddwev_h_bu(const_0x8080, tmp1, const_112);
reg1 = __lasx_xvmaddwev_h_bu(const_0x8080, tmp3, const_112);
reg2 = __lasx_xvmulwev_h_bu(tmp0, const_18);
reg3 = __lasx_xvmulwev_h_bu(tmp2, const_18);
reg2 = __lasx_xvmaddwod_h_bu(reg2, tmp0, const_94);
reg3 = __lasx_xvmaddwod_h_bu(reg3, tmp2, const_94);
reg0 = __lasx_xvsub_h(reg0, reg2);
reg1 = __lasx_xvsub_h(reg1, reg3);
dst1 = __lasx_xvssrani_b_h(reg1, reg0, 8);
dst1 = __lasx_xvperm_w(dst1, control);
__lasx_xvst(dst0, dst_u, 0);
__lasx_xvst(dst1, dst_v, 0);
dst_u += 32;
dst_v += 32;
src_argb += 128;
}
}
void ARGBMultiplyRow_LASX(const uint8_t* src_argb0,
const uint8_t* src_argb1,
uint8_t* dst_argb,
int width) {
int x;
int len = width / 8;
__m256i zero = __lasx_xvldi(0);
__m256i src0, src1, dst0, dst1;
__m256i tmp0, tmp1, tmp2, tmp3;
for (x = 0; x < len; x++) {
DUP2_ARG2(__lasx_xvld, src_argb0, 0, src_argb1, 0, src0, src1);
tmp0 = __lasx_xvilvl_b(src0, src0);
tmp1 = __lasx_xvilvh_b(src0, src0);
tmp2 = __lasx_xvilvl_b(zero, src1);
tmp3 = __lasx_xvilvh_b(zero, src1);
dst0 = __lasx_xvmuh_hu(tmp0, tmp2);
dst1 = __lasx_xvmuh_hu(tmp1, tmp3);
dst0 = __lasx_xvpickev_b(dst1, dst0);
__lasx_xvst(dst0, dst_argb, 0);
src_argb0 += 32;
src_argb1 += 32;
dst_argb += 32;
}
}
void ARGBAddRow_LASX(const uint8_t* src_argb0,
const uint8_t* src_argb1,
uint8_t* dst_argb,
int width) {
int x;
int len = width / 8;
__m256i src0, src1, dst0;
for (x = 0; x < len; x++) {
DUP2_ARG2(__lasx_xvld, src_argb0, 0, src_argb1, 0, src0, src1);
dst0 = __lasx_xvsadd_bu(src0, src1);
__lasx_xvst(dst0, dst_argb, 0);
src_argb0 += 32;
src_argb1 += 32;
dst_argb += 32;
}
}
void ARGBSubtractRow_LASX(const uint8_t* src_argb0,
const uint8_t* src_argb1,
uint8_t* dst_argb,
int width) {
int x;
int len = width / 8;
__m256i src0, src1, dst0;
for (x = 0; x < len; x++) {
DUP2_ARG2(__lasx_xvld, src_argb0, 0, src_argb1, 0, src0, src1);
dst0 = __lasx_xvssub_bu(src0, src1);
__lasx_xvst(dst0, dst_argb, 0);
src_argb0 += 32;
src_argb1 += 32;
dst_argb += 32;
}
}
void ARGBAttenuateRow_LASX(const uint8_t* src_argb,
uint8_t* dst_argb,
int width) {
int x;
int len = width / 16;
__m256i src0, src1, tmp0, tmp1;
__m256i reg0, reg1, reg2, reg3, reg4, reg5;
__m256i b, g, r, a, dst0, dst1;
__m256i control = {0x0005000100040000, 0x0007000300060002, 0x0005000100040000,
0x0007000300060002};
for (x = 0; x < len; x++) {
DUP2_ARG2(__lasx_xvld, src_argb, 0, src_argb, 32, src0, src1);
tmp0 = __lasx_xvpickev_b(src1, src0);
tmp1 = __lasx_xvpickod_b(src1, src0);
b = __lasx_xvpackev_b(tmp0, tmp0);
r = __lasx_xvpackod_b(tmp0, tmp0);
g = __lasx_xvpackev_b(tmp1, tmp1);
a = __lasx_xvpackod_b(tmp1, tmp1);
reg0 = __lasx_xvmulwev_w_hu(b, a);
reg1 = __lasx_xvmulwod_w_hu(b, a);
reg2 = __lasx_xvmulwev_w_hu(r, a);
reg3 = __lasx_xvmulwod_w_hu(r, a);
reg4 = __lasx_xvmulwev_w_hu(g, a);
reg5 = __lasx_xvmulwod_w_hu(g, a);
reg0 = __lasx_xvssrani_h_w(reg1, reg0, 24);
reg2 = __lasx_xvssrani_h_w(reg3, reg2, 24);
reg4 = __lasx_xvssrani_h_w(reg5, reg4, 24);
reg0 = __lasx_xvshuf_h(control, reg0, reg0);
reg2 = __lasx_xvshuf_h(control, reg2, reg2);
reg4 = __lasx_xvshuf_h(control, reg4, reg4);
tmp0 = __lasx_xvpackev_b(reg4, reg0);
tmp1 = __lasx_xvpackev_b(a, reg2);
dst0 = __lasx_xvilvl_h(tmp1, tmp0);
dst1 = __lasx_xvilvh_h(tmp1, tmp0);
__lasx_xvst(dst0, dst_argb, 0);
__lasx_xvst(dst1, dst_argb, 32);
dst_argb += 64;
src_argb += 64;
}
}
void ARGBToRGB565DitherRow_LASX(const uint8_t* src_argb,
uint8_t* dst_rgb,
const uint32_t dither4,
int width) {
int x;
int len = width / 16;
__m256i src0, src1, tmp0, tmp1, dst0;
__m256i b, g, r;
__m256i zero = __lasx_xvldi(0);
__m256i vec_dither = __lasx_xvldrepl_w(&dither4, 0);
vec_dither = __lasx_xvilvl_b(zero, vec_dither);
for (x = 0; x < len; x++) {
DUP2_ARG2(__lasx_xvld, src_argb, 0, src_argb, 32, src0, src1);
tmp0 = __lasx_xvpickev_b(src1, src0);
tmp1 = __lasx_xvpickod_b(src1, src0);
b = __lasx_xvpackev_b(zero, tmp0);
r = __lasx_xvpackod_b(zero, tmp0);
g = __lasx_xvpackev_b(zero, tmp1);
b = __lasx_xvadd_h(b, vec_dither);
g = __lasx_xvadd_h(g, vec_dither);
r = __lasx_xvadd_h(r, vec_dither);
DUP2_ARG1(__lasx_xvclip255_h, b, g, b, g);
r = __lasx_xvclip255_h(r);
b = __lasx_xvsrai_h(b, 3);
g = __lasx_xvsrai_h(g, 2);
r = __lasx_xvsrai_h(r, 3);
g = __lasx_xvslli_h(g, 5);
r = __lasx_xvslli_h(r, 11);
dst0 = __lasx_xvor_v(b, g);
dst0 = __lasx_xvor_v(dst0, r);
dst0 = __lasx_xvpermi_d(dst0, 0xD8);
__lasx_xvst(dst0, dst_rgb, 0);
src_argb += 64;
dst_rgb += 32;
}
}
void ARGBShuffleRow_LASX(const uint8_t* src_argb,
uint8_t* dst_argb,
const uint8_t* shuffler,
int width) {
int x;
int len = width / 16;
__m256i src0, src1, dst0, dst1;
__m256i shuf = {0x0404040400000000, 0x0C0C0C0C08080808, 0x0404040400000000,
0x0C0C0C0C08080808};
__m256i temp = __lasx_xvldrepl_w(shuffler, 0);
shuf = __lasx_xvadd_b(shuf, temp);
for (x = 0; x < len; x++) {
DUP2_ARG2(__lasx_xvld, src_argb, 0, src_argb, 32, src0, src1);
dst0 = __lasx_xvshuf_b(src0, src0, shuf);
dst1 = __lasx_xvshuf_b(src1, src1, shuf);
__lasx_xvst(dst0, dst_argb, 0);
__lasx_xvst(dst1, dst_argb, 32);
src_argb += 64;
dst_argb += 64;
}
}
void ARGBShadeRow_LASX(const uint8_t* src_argb,
uint8_t* dst_argb,
int width,
uint32_t value) {
int x;
int len = width / 8;
__m256i src0, dst0, tmp0, tmp1;
__m256i vec_value = __lasx_xvreplgr2vr_w(value);
vec_value = __lasx_xvilvl_b(vec_value, vec_value);
for (x = 0; x < len; x++) {
src0 = __lasx_xvld(src_argb, 0);
tmp0 = __lasx_xvilvl_b(src0, src0);
tmp1 = __lasx_xvilvh_b(src0, src0);
tmp0 = __lasx_xvmuh_hu(tmp0, vec_value);
tmp1 = __lasx_xvmuh_hu(tmp1, vec_value);
dst0 = __lasx_xvpickod_b(tmp1, tmp0);
__lasx_xvst(dst0, dst_argb, 0);
src_argb += 32;
dst_argb += 32;
}
}
void ARGBGrayRow_LASX(const uint8_t* src_argb, uint8_t* dst_argb, int width) {
int x;
int len = width / 16;
__m256i src0, src1, tmp0, tmp1;
__m256i reg0, reg1, reg2, dst0, dst1;
__m256i const_128 = __lasx_xvldi(0x480);
__m256i const_150 = __lasx_xvldi(0x96);
__m256i const_br = {0x4D1D4D1D4D1D4D1D, 0x4D1D4D1D4D1D4D1D,
0x4D1D4D1D4D1D4D1D, 0x4D1D4D1D4D1D4D1D};
for (x = 0; x < len; x++) {
DUP2_ARG2(__lasx_xvld, src_argb, 0, src_argb, 32, src0, src1);
tmp0 = __lasx_xvpickev_b(src1, src0);
tmp1 = __lasx_xvpickod_b(src1, src0);
reg0 = __lasx_xvdp2_h_bu(tmp0, const_br);
reg1 = __lasx_xvmaddwev_h_bu(const_128, tmp1, const_150);
reg2 = __lasx_xvadd_h(reg0, reg1);
tmp0 = __lasx_xvpackod_b(reg2, reg2);
tmp1 = __lasx_xvpackod_b(tmp1, reg2);
dst0 = __lasx_xvilvl_h(tmp1, tmp0);
dst1 = __lasx_xvilvh_h(tmp1, tmp0);
__lasx_xvst(dst0, dst_argb, 0);
__lasx_xvst(dst1, dst_argb, 32);
src_argb += 64;
dst_argb += 64;
}
}
void ARGBSepiaRow_LASX(uint8_t* dst_argb, int width) {
int x;
int len = width / 16;
__m256i src0, src1, tmp0, tmp1;
__m256i reg0, reg1, spb, spg, spr;
__m256i dst0, dst1;
__m256i spb_g = __lasx_xvldi(68);
__m256i spg_g = __lasx_xvldi(88);
__m256i spr_g = __lasx_xvldi(98);
__m256i spb_br = {0x2311231123112311, 0x2311231123112311, 0x2311231123112311,
0x2311231123112311};
__m256i spg_br = {0x2D162D162D162D16, 0x2D162D162D162D16, 0x2D162D162D162D16,
0x2D162D162D162D16};
__m256i spr_br = {0x3218321832183218, 0x3218321832183218, 0x3218321832183218,
0x3218321832183218};
__m256i shuff = {0x1706150413021100, 0x1F0E1D0C1B0A1908, 0x1706150413021100,
0x1F0E1D0C1B0A1908};
for (x = 0; x < len; x++) {
DUP2_ARG2(__lasx_xvld, dst_argb, 0, dst_argb, 32, src0, src1);
tmp0 = __lasx_xvpickev_b(src1, src0);
tmp1 = __lasx_xvpickod_b(src1, src0);
DUP2_ARG2(__lasx_xvdp2_h_bu, tmp0, spb_br, tmp0, spg_br, spb, spg);
spr = __lasx_xvdp2_h_bu(tmp0, spr_br);
spb = __lasx_xvmaddwev_h_bu(spb, tmp1, spb_g);
spg = __lasx_xvmaddwev_h_bu(spg, tmp1, spg_g);
spr = __lasx_xvmaddwev_h_bu(spr, tmp1, spr_g);
spb = __lasx_xvsrli_h(spb, 7);
spg = __lasx_xvsrli_h(spg, 7);
spr = __lasx_xvsrli_h(spr, 7);
spg = __lasx_xvsat_hu(spg, 7);
spr = __lasx_xvsat_hu(spr, 7);
reg0 = __lasx_xvpackev_b(spg, spb);
reg1 = __lasx_xvshuf_b(tmp1, spr, shuff);
dst0 = __lasx_xvilvl_h(reg1, reg0);
dst1 = __lasx_xvilvh_h(reg1, reg0);
__lasx_xvst(dst0, dst_argb, 0);
__lasx_xvst(dst1, dst_argb, 32);
dst_argb += 64;
}
}
void ARGB4444ToARGBRow_LASX(const uint8_t* src_argb4444,
uint8_t* dst_argb,
int width) {
int x;
int len = width / 32;
__m256i src0, src1;
__m256i tmp0, tmp1, tmp2, tmp3;
__m256i reg0, reg1, reg2, reg3;
__m256i dst0, dst1, dst2, dst3;
for (x = 0; x < len; x++) {
src0 = __lasx_xvld(src_argb4444, 0);
src1 = __lasx_xvld(src_argb4444, 32);
DUP4_ARG2(__lasx_xvandi_b, src0, 0x0F, src0, 0xF0, src1, 0x0F, src1, 0xF0,
tmp0, tmp1, tmp2, tmp3);
DUP2_ARG2(__lasx_xvslli_b, tmp0, 4, tmp2, 4, reg0, reg2);
DUP2_ARG2(__lasx_xvsrli_b, tmp1, 4, tmp3, 4, reg1, reg3);
DUP4_ARG2(__lasx_xvor_v, tmp0, reg0, tmp1, reg1, tmp2, reg2, tmp3, reg3,
tmp0, tmp1, tmp2, tmp3);
DUP2_ARG2(__lasx_xvilvl_b, tmp1, tmp0, tmp3, tmp2, reg0, reg2);
DUP2_ARG2(__lasx_xvilvh_b, tmp1, tmp0, tmp3, tmp2, reg1, reg3);
DUP4_ARG3(__lasx_xvpermi_q, reg1, reg0, 0x20, reg1, reg0, 0x31, reg3, reg2,
0x20, reg3, reg2, 0x31, dst0, dst1, dst2, dst3);
__lasx_xvst(dst0, dst_argb, 0);
__lasx_xvst(dst1, dst_argb, 32);
__lasx_xvst(dst2, dst_argb, 64);
__lasx_xvst(dst3, dst_argb, 96);
src_argb4444 += 64;
dst_argb += 128;
}
}
void ARGB1555ToARGBRow_LASX(const uint8_t* src_argb1555,
uint8_t* dst_argb,
int width) {
int x;
int len = width / 32;
__m256i src0, src1;
__m256i tmp0, tmp1, tmpb, tmpg, tmpr, tmpa;
__m256i reg0, reg1, reg2, reg3;
__m256i dst0, dst1, dst2, dst3;
for (x = 0; x < len; x++) {
src0 = __lasx_xvld(src_argb1555, 0);
src1 = __lasx_xvld(src_argb1555, 32);
tmp0 = __lasx_xvpickev_b(src1, src0);
tmp1 = __lasx_xvpickod_b(src1, src0);
tmpb = __lasx_xvandi_b(tmp0, 0x1F);
tmpg = __lasx_xvsrli_b(tmp0, 5);
reg0 = __lasx_xvandi_b(tmp1, 0x03);
reg0 = __lasx_xvslli_b(reg0, 3);
tmpg = __lasx_xvor_v(tmpg, reg0);
reg1 = __lasx_xvandi_b(tmp1, 0x7C);
tmpr = __lasx_xvsrli_b(reg1, 2);
tmpa = __lasx_xvsrli_b(tmp1, 7);
tmpa = __lasx_xvneg_b(tmpa);
reg0 = __lasx_xvslli_b(tmpb, 3);
reg1 = __lasx_xvslli_b(tmpg, 3);
reg2 = __lasx_xvslli_b(tmpr, 3);
tmpb = __lasx_xvsrli_b(tmpb, 2);
tmpg = __lasx_xvsrli_b(tmpg, 2);
tmpr = __lasx_xvsrli_b(tmpr, 2);
tmpb = __lasx_xvor_v(reg0, tmpb);
tmpg = __lasx_xvor_v(reg1, tmpg);
tmpr = __lasx_xvor_v(reg2, tmpr);
DUP2_ARG2(__lasx_xvilvl_b, tmpg, tmpb, tmpa, tmpr, reg0, reg1);
DUP2_ARG2(__lasx_xvilvh_b, tmpg, tmpb, tmpa, tmpr, reg2, reg3);
dst0 = __lasx_xvilvl_h(reg1, reg0);
dst1 = __lasx_xvilvh_h(reg1, reg0);
dst2 = __lasx_xvilvl_h(reg3, reg2);
dst3 = __lasx_xvilvh_h(reg3, reg2);
DUP4_ARG3(__lasx_xvpermi_q, dst1, dst0, 0x20, dst1, dst0, 0x31, dst3, dst2,
0x20, dst3, dst2, 0x31, reg0, reg1, reg2, reg3);
__lasx_xvst(reg0, dst_argb, 0);
__lasx_xvst(reg1, dst_argb, 32);
__lasx_xvst(reg2, dst_argb, 64);
__lasx_xvst(reg3, dst_argb, 96);
src_argb1555 += 64;
dst_argb += 128;
}
}
void RGB565ToARGBRow_LASX(const uint8_t* src_rgb565,
uint8_t* dst_argb,
int width) {
int x;
int len = width / 32;
__m256i src0, src1;
__m256i tmp0, tmp1, tmpb, tmpg, tmpr;
__m256i reg0, reg1, reg2, reg3, dst0, dst1, dst2, dst3;
__m256i alpha = __lasx_xvldi(0xFF);
for (x = 0; x < len; x++) {
src0 = __lasx_xvld(src_rgb565, 0);
src1 = __lasx_xvld(src_rgb565, 32);
tmp0 = __lasx_xvpickev_b(src1, src0);
tmp1 = __lasx_xvpickod_b(src1, src0);
tmpb = __lasx_xvandi_b(tmp0, 0x1F);
tmpr = __lasx_xvandi_b(tmp1, 0xF8);
reg1 = __lasx_xvandi_b(tmp1, 0x07);
reg0 = __lasx_xvsrli_b(tmp0, 5);
reg1 = __lasx_xvslli_b(reg1, 3);
tmpg = __lasx_xvor_v(reg1, reg0);
reg0 = __lasx_xvslli_b(tmpb, 3);
reg1 = __lasx_xvsrli_b(tmpb, 2);
tmpb = __lasx_xvor_v(reg1, reg0);
reg0 = __lasx_xvslli_b(tmpg, 2);
reg1 = __lasx_xvsrli_b(tmpg, 4);
tmpg = __lasx_xvor_v(reg1, reg0);
reg0 = __lasx_xvsrli_b(tmpr, 5);
tmpr = __lasx_xvor_v(tmpr, reg0);
DUP2_ARG2(__lasx_xvilvl_b, tmpg, tmpb, alpha, tmpr, reg0, reg1);
dst0 = __lasx_xvilvl_h(reg1, reg0);
dst1 = __lasx_xvilvh_h(reg1, reg0);
DUP2_ARG2(__lasx_xvilvh_b, tmpg, tmpb, alpha, tmpr, reg0, reg1);
dst2 = __lasx_xvilvl_h(reg1, reg0);
dst3 = __lasx_xvilvh_h(reg1, reg0);
DUP4_ARG3(__lasx_xvpermi_q, dst1, dst0, 0x20, dst1, dst0, 0x31, dst3, dst2,
0x20, dst3, dst2, 0x31, reg0, reg1, reg2, reg3);
__lasx_xvst(reg0, dst_argb, 0);
__lasx_xvst(reg1, dst_argb, 32);
__lasx_xvst(reg2, dst_argb, 64);
__lasx_xvst(reg3, dst_argb, 96);
src_rgb565 += 64;
dst_argb += 128;
}
}
void RGB24ToARGBRow_LASX(const uint8_t* src_rgb24,
uint8_t* dst_argb,
int width) {
int x;
int len = width / 32;
__m256i src0, src1, src2;
__m256i tmp0, tmp1, tmp2;
__m256i dst0, dst1, dst2, dst3;
__m256i reg0, reg1, reg2, reg3;
__m256i alpha = __lasx_xvldi(0xFF);
__m256i shuf0 = {0x131211100F0E0D0C, 0x1B1A191817161514, 0x131211100F0E0D0C,
0x1B1A191817161514};
__m256i shuf1 = {0x1F1E1D1C1B1A1918, 0x0706050403020100, 0x1F1E1D1C1B1A1918,
0x0706050403020100};
__m256i shuf2 = {0x0B0A090807060504, 0x131211100F0E0D0C, 0x0B0A090807060504,
0x131211100F0E0D0C};
__m256i shuf3 = {0x1005040310020100, 0x100B0A0910080706, 0x1005040310020100,
0x100B0A0910080706};
for (x = 0; x < len; x++) {
reg0 = __lasx_xvld(src_rgb24, 0);
reg1 = __lasx_xvld(src_rgb24, 32);
reg2 = __lasx_xvld(src_rgb24, 64);
src0 = __lasx_xvpermi_q(reg1, reg0, 0x30);
src1 = __lasx_xvpermi_q(reg2, reg0, 0x21);
src2 = __lasx_xvpermi_q(reg2, reg1, 0x30);
DUP2_ARG3(__lasx_xvshuf_b, src1, src0, shuf0, src1, src2, shuf1, tmp0,
tmp1);
tmp2 = __lasx_xvshuf_b(src1, src2, shuf2);
DUP4_ARG3(__lasx_xvshuf_b, alpha, src0, shuf3, alpha, tmp0, shuf3, alpha,
tmp1, shuf3, alpha, tmp2, shuf3, reg0, reg1, reg2, reg3);
DUP4_ARG3(__lasx_xvpermi_q, reg1, reg0, 0x20, reg3, reg2, 0x20, reg1, reg0,
0x31, reg3, reg2, 0x31, dst0, dst1, dst2, dst3);
__lasx_xvst(dst0, dst_argb, 0);
__lasx_xvst(dst1, dst_argb, 32);
__lasx_xvst(dst2, dst_argb, 64);
__lasx_xvst(dst3, dst_argb, 96);
src_rgb24 += 96;
dst_argb += 128;
}
}
void RAWToARGBRow_LASX(const uint8_t* src_raw, uint8_t* dst_argb, int width) {
int x;
int len = width / 32;
__m256i src0, src1, src2;
__m256i tmp0, tmp1, tmp2, reg0, reg1, reg2, reg3;
__m256i dst0, dst1, dst2, dst3;
__m256i alpha = __lasx_xvldi(0xFF);
__m256i shuf0 = {0x131211100F0E0D0C, 0x1B1A191817161514, 0x131211100F0E0D0C,
0x1B1A191817161514};
__m256i shuf1 = {0x1F1E1D1C1B1A1918, 0x0706050403020100, 0x1F1E1D1C1B1A1918,
0x0706050403020100};
__m256i shuf2 = {0x0B0A090807060504, 0x131211100F0E0D0C, 0x0B0A090807060504,
0x131211100F0E0D0C};
__m256i shuf3 = {0x1003040510000102, 0x10090A0B10060708, 0x1003040510000102,
0x10090A0B10060708};
for (x = 0; x < len; x++) {
reg0 = __lasx_xvld(src_raw, 0);
reg1 = __lasx_xvld(src_raw, 32);
reg2 = __lasx_xvld(src_raw, 64);
src0 = __lasx_xvpermi_q(reg1, reg0, 0x30);
src1 = __lasx_xvpermi_q(reg2, reg0, 0x21);
src2 = __lasx_xvpermi_q(reg2, reg1, 0x30);
DUP2_ARG3(__lasx_xvshuf_b, src1, src0, shuf0, src1, src2, shuf1, tmp0,
tmp1);
tmp2 = __lasx_xvshuf_b(src1, src2, shuf2);
DUP4_ARG3(__lasx_xvshuf_b, alpha, src0, shuf3, alpha, tmp0, shuf3, alpha,
tmp1, shuf3, alpha, tmp2, shuf3, reg0, reg1, reg2, reg3);
DUP4_ARG3(__lasx_xvpermi_q, reg1, reg0, 0x20, reg3, reg2, 0x20, reg1, reg0,
0x31, reg3, reg2, 0x31, dst0, dst1, dst2, dst3);
__lasx_xvst(dst0, dst_argb, 0);
__lasx_xvst(dst1, dst_argb, 32);
__lasx_xvst(dst2, dst_argb, 64);
__lasx_xvst(dst3, dst_argb, 96);
src_raw += 96;
dst_argb += 128;
}
}
void ARGB1555ToYRow_LASX(const uint8_t* src_argb1555,
uint8_t* dst_y,
int width) {
int x;
int len = width / 32;
__m256i src0, src1;
__m256i tmp0, tmp1, tmpb, tmpg, tmpr;
__m256i reg0, reg1, reg2, dst0;
__m256i const_66 = __lasx_xvldi(66);
__m256i const_129 = __lasx_xvldi(129);
__m256i const_25 = __lasx_xvldi(25);
__m256i const_1080 = {0x1080108010801080, 0x1080108010801080,
0x1080108010801080, 0x1080108010801080};
for (x = 0; x < len; x++) {
src0 = __lasx_xvld(src_argb1555, 0);
src1 = __lasx_xvld(src_argb1555, 32);
tmp0 = __lasx_xvpickev_b(src1, src0);
tmp1 = __lasx_xvpickod_b(src1, src0);
tmpb = __lasx_xvandi_b(tmp0, 0x1F);
tmpg = __lasx_xvsrli_b(tmp0, 5);
reg0 = __lasx_xvandi_b(tmp1, 0x03);
reg0 = __lasx_xvslli_b(reg0, 3);
tmpg = __lasx_xvor_v(tmpg, reg0);
reg1 = __lasx_xvandi_b(tmp1, 0x7C);
tmpr = __lasx_xvsrli_b(reg1, 2);
reg0 = __lasx_xvslli_b(tmpb, 3);
reg1 = __lasx_xvslli_b(tmpg, 3);
reg2 = __lasx_xvslli_b(tmpr, 3);
tmpb = __lasx_xvsrli_b(tmpb, 2);
tmpg = __lasx_xvsrli_b(tmpg, 2);
tmpr = __lasx_xvsrli_b(tmpr, 2);
tmpb = __lasx_xvor_v(reg0, tmpb);
tmpg = __lasx_xvor_v(reg1, tmpg);
tmpr = __lasx_xvor_v(reg2, tmpr);
reg0 = __lasx_xvmaddwev_h_bu(const_1080, tmpb, const_25);
reg1 = __lasx_xvmaddwod_h_bu(const_1080, tmpb, const_25);
reg0 = __lasx_xvmaddwev_h_bu(reg0, tmpg, const_129);
reg1 = __lasx_xvmaddwod_h_bu(reg1, tmpg, const_129);
reg0 = __lasx_xvmaddwev_h_bu(reg0, tmpr, const_66);
reg1 = __lasx_xvmaddwod_h_bu(reg1, tmpr, const_66);
dst0 = __lasx_xvpackod_b(reg1, reg0);
dst0 = __lasx_xvpermi_d(dst0, 0xD8);
__lasx_xvst(dst0, dst_y, 0);
src_argb1555 += 64;
dst_y += 32;
}
}
void ARGB1555ToUVRow_LASX(const uint8_t* src_argb1555,
int src_stride_argb1555,
uint8_t* dst_u,
uint8_t* dst_v,
int width) {
int x;
int len = width / 32;
const uint8_t* next_argb1555 = src_argb1555 + src_stride_argb1555;
__m256i src0, src1, src2, src3;
__m256i tmp0, tmp1, tmp2, tmp3;
__m256i tmpb, tmpg, tmpr, nexb, nexg, nexr;
__m256i reg0, reg1, reg2, reg3, dst0;
__m256i const_112 = __lasx_xvldi(0x438);
__m256i const_74 = __lasx_xvldi(0x425);
__m256i const_38 = __lasx_xvldi(0x413);
__m256i const_94 = __lasx_xvldi(0x42F);
__m256i const_18 = __lasx_xvldi(0x409);
__m256i const_8080 = {0x8080808080808080, 0x8080808080808080,
0x8080808080808080, 0x8080808080808080};
for (x = 0; x < len; x++) {
DUP4_ARG2(__lasx_xvld, src_argb1555, 0, src_argb1555, 32, next_argb1555, 0,
next_argb1555, 32, src0, src1, src2, src3);
DUP2_ARG2(__lasx_xvpickev_b, src1, src0, src3, src2, tmp0, tmp2);
DUP2_ARG2(__lasx_xvpickod_b, src1, src0, src3, src2, tmp1, tmp3);
tmpb = __lasx_xvandi_b(tmp0, 0x1F);
nexb = __lasx_xvandi_b(tmp2, 0x1F);
tmpg = __lasx_xvsrli_b(tmp0, 5);
nexg = __lasx_xvsrli_b(tmp2, 5);
reg0 = __lasx_xvandi_b(tmp1, 0x03);
reg2 = __lasx_xvandi_b(tmp3, 0x03);
reg0 = __lasx_xvslli_b(reg0, 3);
reg2 = __lasx_xvslli_b(reg2, 3);
tmpg = __lasx_xvor_v(tmpg, reg0);
nexg = __lasx_xvor_v(nexg, reg2);
reg1 = __lasx_xvandi_b(tmp1, 0x7C);
reg3 = __lasx_xvandi_b(tmp3, 0x7C);
tmpr = __lasx_xvsrli_b(reg1, 2);
nexr = __lasx_xvsrli_b(reg3, 2);
reg0 = __lasx_xvslli_b(tmpb, 3);
reg1 = __lasx_xvslli_b(tmpg, 3);
reg2 = __lasx_xvslli_b(tmpr, 3);
tmpb = __lasx_xvsrli_b(tmpb, 2);
tmpg = __lasx_xvsrli_b(tmpg, 2);
tmpr = __lasx_xvsrli_b(tmpr, 2);
tmpb = __lasx_xvor_v(reg0, tmpb);
tmpg = __lasx_xvor_v(reg1, tmpg);
tmpr = __lasx_xvor_v(reg2, tmpr);
reg0 = __lasx_xvslli_b(nexb, 3);
reg1 = __lasx_xvslli_b(nexg, 3);
reg2 = __lasx_xvslli_b(nexr, 3);
nexb = __lasx_xvsrli_b(nexb, 2);
nexg = __lasx_xvsrli_b(nexg, 2);
nexr = __lasx_xvsrli_b(nexr, 2);
nexb = __lasx_xvor_v(reg0, nexb);
nexg = __lasx_xvor_v(reg1, nexg);
nexr = __lasx_xvor_v(reg2, nexr);
RGBTOUV(tmpb, tmpg, tmpr, nexb, nexg, nexr, reg0, reg1);
reg0 = __lasx_xvpermi_d(reg0, 0xD8);
reg1 = __lasx_xvpermi_d(reg1, 0xD8);
dst0 = __lasx_xvpickod_b(reg1, reg0);
__lasx_xvstelm_d(dst0, dst_u, 0, 0);
__lasx_xvstelm_d(dst0, dst_v, 0, 1);
__lasx_xvstelm_d(dst0, dst_u, 8, 2);
__lasx_xvstelm_d(dst0, dst_v, 8, 3);
src_argb1555 += 64;
next_argb1555 += 64;
dst_u += 16;
dst_v += 16;
}
}
void RGB565ToYRow_LASX(const uint8_t* src_rgb565, uint8_t* dst_y, int width) {
int x;
int len = width / 32;
__m256i src0, src1;
__m256i tmp0, tmp1, tmpb, tmpg, tmpr;
__m256i reg0, reg1, dst0;
__m256i const_66 = __lasx_xvldi(66);
__m256i const_129 = __lasx_xvldi(129);
__m256i const_25 = __lasx_xvldi(25);
__m256i const_1080 = {0x1080108010801080, 0x1080108010801080,
0x1080108010801080, 0x1080108010801080};
for (x = 0; x < len; x++) {
src0 = __lasx_xvld(src_rgb565, 0);
src1 = __lasx_xvld(src_rgb565, 32);
tmp0 = __lasx_xvpickev_b(src1, src0);
tmp1 = __lasx_xvpickod_b(src1, src0);
tmpb = __lasx_xvandi_b(tmp0, 0x1F);
tmpr = __lasx_xvandi_b(tmp1, 0xF8);
reg1 = __lasx_xvandi_b(tmp1, 0x07);
reg0 = __lasx_xvsrli_b(tmp0, 5);
reg1 = __lasx_xvslli_b(reg1, 3);
tmpg = __lasx_xvor_v(reg1, reg0);
reg0 = __lasx_xvslli_b(tmpb, 3);
reg1 = __lasx_xvsrli_b(tmpb, 2);
tmpb = __lasx_xvor_v(reg1, reg0);
reg0 = __lasx_xvslli_b(tmpg, 2);
reg1 = __lasx_xvsrli_b(tmpg, 4);
tmpg = __lasx_xvor_v(reg1, reg0);
reg0 = __lasx_xvsrli_b(tmpr, 5);
tmpr = __lasx_xvor_v(tmpr, reg0);
reg0 = __lasx_xvmaddwev_h_bu(const_1080, tmpb, const_25);
reg1 = __lasx_xvmaddwod_h_bu(const_1080, tmpb, const_25);
reg0 = __lasx_xvmaddwev_h_bu(reg0, tmpg, const_129);
reg1 = __lasx_xvmaddwod_h_bu(reg1, tmpg, const_129);
reg0 = __lasx_xvmaddwev_h_bu(reg0, tmpr, const_66);
reg1 = __lasx_xvmaddwod_h_bu(reg1, tmpr, const_66);
dst0 = __lasx_xvpackod_b(reg1, reg0);
dst0 = __lasx_xvpermi_d(dst0, 0xD8);
__lasx_xvst(dst0, dst_y, 0);
dst_y += 32;
src_rgb565 += 64;
}
}
void RGB565ToUVRow_LASX(const uint8_t* src_rgb565,
int src_stride_rgb565,
uint8_t* dst_u,
uint8_t* dst_v,
int width) {
int x;
int len = width / 32;
const uint8_t* next_rgb565 = src_rgb565 + src_stride_rgb565;
__m256i src0, src1, src2, src3;
__m256i tmp0, tmp1, tmp2, tmp3;
__m256i tmpb, tmpg, tmpr, nexb, nexg, nexr;
__m256i reg0, reg1, reg2, reg3, dst0;
__m256i const_112 = __lasx_xvldi(0x438);
__m256i const_74 = __lasx_xvldi(0x425);
__m256i const_38 = __lasx_xvldi(0x413);
__m256i const_94 = __lasx_xvldi(0x42F);
__m256i const_18 = __lasx_xvldi(0x409);
__m256i const_8080 = {0x8080808080808080, 0x8080808080808080,
0x8080808080808080, 0x8080808080808080};
for (x = 0; x < len; x++) {
DUP4_ARG2(__lasx_xvld, src_rgb565, 0, src_rgb565, 32, next_rgb565, 0,
next_rgb565, 32, src0, src1, src2, src3);
DUP2_ARG2(__lasx_xvpickev_b, src1, src0, src3, src2, tmp0, tmp2);
DUP2_ARG2(__lasx_xvpickod_b, src1, src0, src3, src2, tmp1, tmp3);
tmpb = __lasx_xvandi_b(tmp0, 0x1F);
tmpr = __lasx_xvandi_b(tmp1, 0xF8);
nexb = __lasx_xvandi_b(tmp2, 0x1F);
nexr = __lasx_xvandi_b(tmp3, 0xF8);
reg1 = __lasx_xvandi_b(tmp1, 0x07);
reg3 = __lasx_xvandi_b(tmp3, 0x07);
reg0 = __lasx_xvsrli_b(tmp0, 5);
reg1 = __lasx_xvslli_b(reg1, 3);
reg2 = __lasx_xvsrli_b(tmp2, 5);
reg3 = __lasx_xvslli_b(reg3, 3);
tmpg = __lasx_xvor_v(reg1, reg0);
nexg = __lasx_xvor_v(reg2, reg3);
reg0 = __lasx_xvslli_b(tmpb, 3);
reg1 = __lasx_xvsrli_b(tmpb, 2);
reg2 = __lasx_xvslli_b(nexb, 3);
reg3 = __lasx_xvsrli_b(nexb, 2);
tmpb = __lasx_xvor_v(reg1, reg0);
nexb = __lasx_xvor_v(reg2, reg3);
reg0 = __lasx_xvslli_b(tmpg, 2);
reg1 = __lasx_xvsrli_b(tmpg, 4);
reg2 = __lasx_xvslli_b(nexg, 2);
reg3 = __lasx_xvsrli_b(nexg, 4);
tmpg = __lasx_xvor_v(reg1, reg0);
nexg = __lasx_xvor_v(reg2, reg3);
reg0 = __lasx_xvsrli_b(tmpr, 5);
reg2 = __lasx_xvsrli_b(nexr, 5);
tmpr = __lasx_xvor_v(tmpr, reg0);
nexr = __lasx_xvor_v(nexr, reg2);
RGBTOUV(tmpb, tmpg, tmpr, nexb, nexg, nexr, reg0, reg1);
reg0 = __lasx_xvpermi_d(reg0, 0xD8);
reg1 = __lasx_xvpermi_d(reg1, 0xD8);
dst0 = __lasx_xvpickod_b(reg1, reg0);
__lasx_xvstelm_d(dst0, dst_u, 0, 0);
__lasx_xvstelm_d(dst0, dst_v, 0, 1);
__lasx_xvstelm_d(dst0, dst_u, 8, 2);
__lasx_xvstelm_d(dst0, dst_v, 8, 3);
dst_u += 16;
dst_v += 16;
src_rgb565 += 64;
next_rgb565 += 64;
}
}
void RGB24ToUVRow_LASX(const uint8_t* src_rgb24,
int src_stride_rgb24,
uint8_t* dst_u,
uint8_t* dst_v,
int width) {
int x;
const uint8_t* next_rgb24 = src_rgb24 + src_stride_rgb24;
int len = width / 32;
__m256i src0, src1, src2, reg0, reg1, reg2;
__m256i nex0, nex1, nex2, dst0, tmp0, tmp1, tmp2;
__m256i tmpb, tmpg, tmpr, nexb, nexg, nexr;
__m256i const_112 = __lasx_xvldi(0x438);
__m256i const_74 = __lasx_xvldi(0x425);
__m256i const_38 = __lasx_xvldi(0x413);
__m256i const_94 = __lasx_xvldi(0x42F);
__m256i const_18 = __lasx_xvldi(0x409);
__m256i const_8080 = {0x8080808080808080, 0x8080808080808080,
0x8080808080808080, 0x8080808080808080};
__m256i shuff0_b = {0x15120F0C09060300, 0x00000000001E1B18,
0x15120F0C09060300, 0x00000000001E1B18};
__m256i shuff1_b = {0x0706050403020100, 0x1D1A1714110A0908,
0x0706050403020100, 0x1D1A1714110A0908};
__m256i shuff0_g = {0x1613100D0A070401, 0x00000000001F1C19,
0x1613100D0A070401, 0x00000000001F1C19};
__m256i shuff1_g = {0x0706050403020100, 0x1E1B1815120A0908,
0x0706050403020100, 0x1E1B1815120A0908};
__m256i shuff0_r = {0x1714110E0B080502, 0x0000000000001D1A,
0x1714110E0B080502, 0x0000000000001D1A};
__m256i shuff1_r = {0x0706050403020100, 0x1F1C191613100908,
0x0706050403020100, 0x1F1C191613100908};
for (x = 0; x < len; x++) {
DUP4_ARG2(__lasx_xvld, src_rgb24, 0, src_rgb24, 32, src_rgb24, 64,
next_rgb24, 0, reg0, reg1, reg2, tmp0);
DUP2_ARG2(__lasx_xvld, next_rgb24, 32, next_rgb24, 64, tmp1, tmp2);
DUP4_ARG3(__lasx_xvpermi_q, reg1, reg0, 0x30, reg2, reg0, 0x21, reg2, reg1,
0x30, tmp1, tmp0, 0x30, src0, src1, src2, nex0);
DUP2_ARG3(__lasx_xvpermi_q, tmp2, tmp0, 0x21, tmp2, tmp1, 0x30, nex1, nex2);
DUP2_ARG3(__lasx_xvshuf_b, src1, src0, shuff0_b, nex1, nex0, shuff0_b, tmpb,
nexb);
DUP2_ARG3(__lasx_xvshuf_b, src1, src0, shuff0_g, nex1, nex0, shuff0_g, tmpg,
nexg);
DUP2_ARG3(__lasx_xvshuf_b, src1, src0, shuff0_r, nex1, nex0, shuff0_r, tmpr,
nexr);
DUP2_ARG3(__lasx_xvshuf_b, src2, tmpb, shuff1_b, nex2, nexb, shuff1_b, tmpb,
nexb);
DUP2_ARG3(__lasx_xvshuf_b, src2, tmpg, shuff1_g, nex2, nexg, shuff1_g, tmpg,
nexg);
DUP2_ARG3(__lasx_xvshuf_b, src2, tmpr, shuff1_r, nex2, nexr, shuff1_r, tmpr,
nexr);
RGBTOUV(tmpb, tmpg, tmpr, nexb, nexg, nexr, reg0, reg1);
dst0 = __lasx_xvpickod_b(reg1, reg0);
__lasx_xvstelm_d(dst0, dst_u, 0, 0);
__lasx_xvstelm_d(dst0, dst_v, 0, 1);
__lasx_xvstelm_d(dst0, dst_u, 8, 2);
__lasx_xvstelm_d(dst0, dst_v, 8, 3);
src_rgb24 += 96;
next_rgb24 += 96;
dst_u += 16;
dst_v += 16;
}
}
void RAWToUVRow_LASX(const uint8_t* src_raw,
int src_stride_raw,
uint8_t* dst_u,
uint8_t* dst_v,
int width) {
int x;
const uint8_t* next_raw = src_raw + src_stride_raw;
int len = width / 32;
__m256i src0, src1, src2, reg0, reg1, reg2;
__m256i nex0, nex1, nex2, dst0, tmp0, tmp1, tmp2;
__m256i tmpb, tmpg, tmpr, nexb, nexg, nexr;
__m256i const_112 = __lasx_xvldi(0x438);
__m256i const_74 = __lasx_xvldi(0x425);
__m256i const_38 = __lasx_xvldi(0x413);
__m256i const_94 = __lasx_xvldi(0x42F);
__m256i const_18 = __lasx_xvldi(0x409);
__m256i const_8080 = {0x8080808080808080, 0x8080808080808080,
0x8080808080808080, 0x8080808080808080};
__m256i shuff0_r = {0x15120F0C09060300, 0x00000000001E1B18,
0x15120F0C09060300, 0x00000000001E1B18};
__m256i shuff1_r = {0x0706050403020100, 0x1D1A1714110A0908,
0x0706050403020100, 0x1D1A1714110A0908};
__m256i shuff0_g = {0x1613100D0A070401, 0x00000000001F1C19,
0x1613100D0A070401, 0x00000000001F1C19};
__m256i shuff1_g = {0x0706050403020100, 0x1E1B1815120A0908,
0x0706050403020100, 0x1E1B1815120A0908};
__m256i shuff0_b = {0x1714110E0B080502, 0x0000000000001D1A,
0x1714110E0B080502, 0x0000000000001D1A};
__m256i shuff1_b = {0x0706050403020100, 0x1F1C191613100908,
0x0706050403020100, 0x1F1C191613100908};
for (x = 0; x < len; x++) {
DUP4_ARG2(__lasx_xvld, src_raw, 0, src_raw, 32, src_raw, 64, next_raw, 0,
reg0, reg1, reg2, tmp0);
DUP2_ARG2(__lasx_xvld, next_raw, 32, next_raw, 64, tmp1, tmp2);
DUP4_ARG3(__lasx_xvpermi_q, reg1, reg0, 0x30, reg2, reg0, 0x21, reg2, reg1,
0x30, tmp1, tmp0, 0x30, src0, src1, src2, nex0);
DUP2_ARG3(__lasx_xvpermi_q, tmp2, tmp0, 0x21, tmp2, tmp1, 0x30, nex1, nex2);
DUP2_ARG3(__lasx_xvshuf_b, src1, src0, shuff0_b, nex1, nex0, shuff0_b, tmpb,
nexb);
DUP2_ARG3(__lasx_xvshuf_b, src1, src0, shuff0_g, nex1, nex0, shuff0_g, tmpg,
nexg);
DUP2_ARG3(__lasx_xvshuf_b, src1, src0, shuff0_r, nex1, nex0, shuff0_r, tmpr,
nexr);
DUP2_ARG3(__lasx_xvshuf_b, src2, tmpb, shuff1_b, nex2, nexb, shuff1_b, tmpb,
nexb);
DUP2_ARG3(__lasx_xvshuf_b, src2, tmpg, shuff1_g, nex2, nexg, shuff1_g, tmpg,
nexg);
DUP2_ARG3(__lasx_xvshuf_b, src2, tmpr, shuff1_r, nex2, nexr, shuff1_r, tmpr,
nexr);
RGBTOUV(tmpb, tmpg, tmpr, nexb, nexg, nexr, reg0, reg1);
dst0 = __lasx_xvpickod_b(reg1, reg0);
__lasx_xvstelm_d(dst0, dst_u, 0, 0);
__lasx_xvstelm_d(dst0, dst_v, 0, 1);
__lasx_xvstelm_d(dst0, dst_u, 8, 2);
__lasx_xvstelm_d(dst0, dst_v, 8, 3);
src_raw += 96;
next_raw += 96;
dst_u += 16;
dst_v += 16;
}
}
void NV12ToARGBRow_LASX(const uint8_t* src_y,
const uint8_t* src_uv,
uint8_t* dst_argb,
const struct YuvConstants* yuvconstants,
int width) {
int x;
int len = width / 16;
__m256i vec_yg, vec_yb, vec_ub, vec_vr, vec_ug, vec_vg;
__m256i vec_vrub, vec_vgug, vec_y, vec_vu;
__m256i out_b, out_g, out_r;
__m256i const_0x80 = __lasx_xvldi(0x80);
__m256i alpha = __lasx_xvldi(0xFF);
YUVTORGB_SETUP(yuvconstants, vec_ub, vec_vr, vec_ug, vec_vg, vec_yg, vec_yb);
vec_vrub = __lasx_xvilvl_h(vec_vr, vec_ub);
vec_vgug = __lasx_xvilvl_h(vec_vg, vec_ug);
for (x = 0; x < len; x++) {
vec_y = __lasx_xvld(src_y, 0);
vec_vu = __lasx_xvld(src_uv, 0);
vec_vu = __lasx_xvsub_b(vec_vu, const_0x80);
vec_vu = __lasx_vext2xv_h_b(vec_vu);
YUVTORGB(vec_y, vec_vu, vec_vrub, vec_vgug, vec_yg, vec_yb, out_r, out_g,
out_b);
STOREARGB(alpha, out_r, out_g, out_b, dst_argb);
src_y += 16;
src_uv += 16;
}
}
void NV12ToRGB565Row_LASX(const uint8_t* src_y,
const uint8_t* src_uv,
uint8_t* dst_rgb565,
const struct YuvConstants* yuvconstants,
int width) {
int x;
int len = width / 16;
__m256i vec_yg, vec_yb, vec_ub, vec_vr, vec_ug, vec_vg;
__m256i vec_vrub, vec_vgug, vec_y, vec_vu;
__m256i out_b, out_g, out_r;
__m256i const_0x80 = __lasx_xvldi(0x80);
YUVTORGB_SETUP(yuvconstants, vec_ub, vec_vr, vec_ug, vec_vg, vec_yg, vec_yb);
vec_vrub = __lasx_xvilvl_h(vec_vr, vec_ub);
vec_vgug = __lasx_xvilvl_h(vec_vg, vec_ug);
for (x = 0; x < len; x++) {
vec_y = __lasx_xvld(src_y, 0);
vec_vu = __lasx_xvld(src_uv, 0);
vec_vu = __lasx_xvsub_b(vec_vu, const_0x80);
vec_vu = __lasx_vext2xv_h_b(vec_vu);
YUVTORGB(vec_y, vec_vu, vec_vrub, vec_vgug, vec_yg, vec_yb, out_r, out_g,
out_b);
out_b = __lasx_xvsrli_h(out_b, 3);
out_g = __lasx_xvsrli_h(out_g, 2);
out_r = __lasx_xvsrli_h(out_r, 3);
out_g = __lasx_xvslli_h(out_g, 5);
out_r = __lasx_xvslli_h(out_r, 11);
out_r = __lasx_xvor_v(out_r, out_g);
out_r = __lasx_xvor_v(out_r, out_b);
__lasx_xvst(out_r, dst_rgb565, 0);
src_y += 16;
src_uv += 16;
dst_rgb565 += 32;
}
}
void NV21ToARGBRow_LASX(const uint8_t* src_y,
const uint8_t* src_uv,
uint8_t* dst_argb,
const struct YuvConstants* yuvconstants,
int width) {
int x;
int len = width / 16;
__m256i vec_yg, vec_yb, vec_ub, vec_vr, vec_ug, vec_vg;
__m256i vec_ubvr, vec_ugvg, vec_y, vec_uv;
__m256i out_b, out_g, out_r;
__m256i const_0x80 = __lasx_xvldi(0x80);
__m256i alpha = __lasx_xvldi(0xFF);
YUVTORGB_SETUP(yuvconstants, vec_ub, vec_vr, vec_ug, vec_vg, vec_yg, vec_yb);
vec_ubvr = __lasx_xvilvl_h(vec_ub, vec_vr);
vec_ugvg = __lasx_xvilvl_h(vec_ug, vec_vg);
for (x = 0; x < len; x++) {
vec_y = __lasx_xvld(src_y, 0);
vec_uv = __lasx_xvld(src_uv, 0);
vec_uv = __lasx_xvsub_b(vec_uv, const_0x80);
vec_uv = __lasx_vext2xv_h_b(vec_uv);
YUVTORGB(vec_y, vec_uv, vec_ubvr, vec_ugvg, vec_yg, vec_yb, out_b, out_g,
out_r);
STOREARGB(alpha, out_r, out_g, out_b, dst_argb);
src_y += 16;
src_uv += 16;
}
}
struct RgbConstants {
uint8_t kRGBToY[4];
uint16_t kAddY;
uint16_t pad;
};
// RGB to JPeg coefficients
// B * 0.1140 coefficient = 29
// G * 0.5870 coefficient = 150
// R * 0.2990 coefficient = 77
// Add 0.5 = 0x80
static const struct RgbConstants kRgb24JPEGConstants = {{29, 150, 77, 0},
128,
0};
static const struct RgbConstants kRawJPEGConstants = {{77, 150, 29, 0}, 128, 0};
// RGB to BT.601 coefficients
// B * 0.1016 coefficient = 25
// G * 0.5078 coefficient = 129
// R * 0.2578 coefficient = 66
// Add 16.5 = 0x1080
static const struct RgbConstants kRgb24I601Constants = {{25, 129, 66, 0},
0x1080,
0};
static const struct RgbConstants kRawI601Constants = {{66, 129, 25, 0},
0x1080,
0};
// ARGB expects first 3 values to contain RGB and 4th value is ignored.
static void ARGBToYMatrixRow_LASX(const uint8_t* src_argb,
uint8_t* dst_y,
int width,
const struct RgbConstants* rgbconstants) {
int32_t shuff[8] = {0, 4, 1, 5, 2, 6, 3, 7};
asm volatile(
"xvldrepl.b $xr0, %3, 0 \n\t" // load rgbconstants
"xvldrepl.b $xr1, %3, 1 \n\t" // load rgbconstants
"xvldrepl.b $xr2, %3, 2 \n\t" // load rgbconstants
"xvldrepl.h $xr3, %3, 4 \n\t" // load rgbconstants
"xvld $xr20, %4, 0 \n\t" // load shuff
"1: \n\t"
"xvld $xr4, %0, 0 \n\t"
"xvld $xr5, %0, 32 \n\t"
"xvld $xr6, %0, 64 \n\t"
"xvld $xr7, %0, 96 \n\t" // load 32 pixels of
// ARGB
"xvor.v $xr12, $xr3, $xr3 \n\t"
"xvor.v $xr13, $xr3, $xr3 \n\t"
"addi.d %2, %2, -32 \n\t" // 32 processed per
// loop.
"xvpickev.b $xr8, $xr5, $xr4 \n\t" // BR
"xvpickev.b $xr10, $xr7, $xr6 \n\t"
"xvpickod.b $xr9, $xr5, $xr4 \n\t" // GA
"xvpickod.b $xr11, $xr7, $xr6 \n\t"
"xvmaddwev.h.bu $xr12, $xr8, $xr0 \n\t" // B
"xvmaddwev.h.bu $xr13, $xr10, $xr0 \n\t"
"xvmaddwev.h.bu $xr12, $xr9, $xr1 \n\t" // G
"xvmaddwev.h.bu $xr13, $xr11, $xr1 \n\t"
"xvmaddwod.h.bu $xr12, $xr8, $xr2 \n\t" // R
"xvmaddwod.h.bu $xr13, $xr10, $xr2 \n\t"
"addi.d %0, %0, 128 \n\t"
"xvpickod.b $xr10, $xr13, $xr12 \n\t"
"xvperm.w $xr11, $xr10, $xr20 \n\t"
"xvst $xr11, %1, 0 \n\t"
"addi.d %1, %1, 32 \n\t"
"bnez %2, 1b \n\t"
: "+&r"(src_argb), // %0
"+&r"(dst_y), // %1
"+&r"(width) // %2
: "r"(rgbconstants), "r"(shuff)
: "memory");
}
void ARGBToYRow_LASX(const uint8_t* src_argb, uint8_t* dst_y, int width) {
ARGBToYMatrixRow_LASX(src_argb, dst_y, width, &kRgb24I601Constants);
}
void ARGBToYJRow_LASX(const uint8_t* src_argb, uint8_t* dst_yj, int width) {
ARGBToYMatrixRow_LASX(src_argb, dst_yj, width, &kRgb24JPEGConstants);
}
void ABGRToYRow_LASX(const uint8_t* src_abgr, uint8_t* dst_y, int width) {
ARGBToYMatrixRow_LASX(src_abgr, dst_y, width, &kRawI601Constants);
}
void ABGRToYJRow_LASX(const uint8_t* src_abgr, uint8_t* dst_yj, int width) {
ARGBToYMatrixRow_LASX(src_abgr, dst_yj, width, &kRawJPEGConstants);
}
// RGBA expects first value to be A and ignored, then 3 values to contain RGB.
// Same code as ARGB, except the LD4
static void RGBAToYMatrixRow_LASX(const uint8_t* src_rgba,
uint8_t* dst_y,
int width,
const struct RgbConstants* rgbconstants) {
int32_t shuff[8] = {0, 4, 1, 5, 2, 6, 3, 7};
asm volatile(
"xvldrepl.b $xr0, %3, 0 \n\t" // load rgbconstants
"xvldrepl.b $xr1, %3, 1 \n\t" // load rgbconstants
"xvldrepl.b $xr2, %3, 2 \n\t" // load rgbconstants
"xvldrepl.h $xr3, %3, 4 \n\t" // load rgbconstants
"xvld $xr20, %4, 0 \n\t" // load shuff
"1: \n\t"
"xvld $xr4, %0, 0 \n\t"
"xvld $xr5, %0, 32 \n\t"
"xvld $xr6, %0, 64 \n\t"
"xvld $xr7, %0, 96 \n\t" // load 32 pixels of
// RGBA
"xvor.v $xr12, $xr3, $xr3 \n\t"
"xvor.v $xr13, $xr3, $xr3 \n\t"
"addi.d %2, %2, -32 \n\t" // 32 processed per
// loop.
"xvpickev.b $xr8, $xr5, $xr4 \n\t" // AG
"xvpickev.b $xr10, $xr7, $xr6 \n\t"
"xvpickod.b $xr9, $xr5, $xr4 \n\t" // BR
"xvpickod.b $xr11, $xr7, $xr6 \n\t"
"xvmaddwev.h.bu $xr12, $xr9, $xr0 \n\t" // B
"xvmaddwev.h.bu $xr13, $xr11, $xr0 \n\t"
"xvmaddwod.h.bu $xr12, $xr8, $xr1 \n\t" // G
"xvmaddwod.h.bu $xr13, $xr10, $xr1 \n\t"
"xvmaddwod.h.bu $xr12, $xr9, $xr2 \n\t" // R
"xvmaddwod.h.bu $xr13, $xr11, $xr2 \n\t"
"addi.d %0, %0, 128 \n\t"
"xvpickod.b $xr10, $xr13, $xr12 \n\t"
"xvperm.w $xr11, $xr10, $xr20 \n\t"
"xvst $xr11, %1, 0 \n\t"
"addi.d %1, %1, 32 \n\t"
"bnez %2, 1b \n\t"
: "+&r"(src_rgba), // %0
"+&r"(dst_y), // %1
"+&r"(width) // %2
: "r"(rgbconstants), "r"(shuff)
: "memory");
}
void RGBAToYRow_LASX(const uint8_t* src_rgba, uint8_t* dst_y, int width) {
RGBAToYMatrixRow_LASX(src_rgba, dst_y, width, &kRgb24I601Constants);
}
void RGBAToYJRow_LASX(const uint8_t* src_rgba, uint8_t* dst_yj, int width) {
RGBAToYMatrixRow_LASX(src_rgba, dst_yj, width, &kRgb24JPEGConstants);
}
void BGRAToYRow_LASX(const uint8_t* src_bgra, uint8_t* dst_y, int width) {
RGBAToYMatrixRow_LASX(src_bgra, dst_y, width, &kRawI601Constants);
}
static void RGBToYMatrixRow_LASX(const uint8_t* src_rgba,
uint8_t* dst_y,
int width,
const struct RgbConstants* rgbconstants) {
int8_t shuff[128] = {
0, 2, 3, 5, 6, 8, 9, 11, 12, 14, 15, 17, 18, 20, 21, 23,
0, 2, 3, 5, 6, 8, 9, 11, 12, 14, 15, 17, 18, 20, 21, 23,
24, 26, 27, 29, 30, 0, 1, 3, 4, 6, 7, 9, 10, 12, 13, 15,
24, 26, 27, 29, 30, 0, 1, 3, 4, 6, 7, 9, 10, 12, 13, 15,
1, 0, 4, 0, 7, 0, 10, 0, 13, 0, 16, 0, 19, 0, 22, 0,
1, 0, 4, 0, 7, 0, 10, 0, 13, 0, 16, 0, 19, 0, 22, 0,
25, 0, 28, 0, 31, 0, 2, 0, 5, 0, 8, 0, 11, 0, 14, 0,
25, 0, 28, 0, 31, 0, 2, 0, 5, 0, 8, 0, 11, 0, 14, 0};
asm volatile(
"xvldrepl.b $xr0, %3, 0 \n\t" // load rgbconstants
"xvldrepl.b $xr1, %3, 1 \n\t" // load rgbconstants
"xvldrepl.b $xr2, %3, 2 \n\t" // load rgbconstants
"xvldrepl.h $xr3, %3, 4 \n\t" // load rgbconstants
"xvld $xr4, %4, 0 \n\t" // load shuff
"xvld $xr5, %4, 32 \n\t"
"xvld $xr6, %4, 64 \n\t"
"xvld $xr7, %4, 96 \n\t"
"1: \n\t"
"xvld $xr8, %0, 0 \n\t"
"xvld $xr9, %0, 32 \n\t"
"xvld $xr10, %0, 64 \n\t" // load 32 pixels of
// RGB
"xvor.v $xr12, $xr3, $xr3 \n\t"
"xvor.v $xr13, $xr3, $xr3 \n\t"
"xvor.v $xr11, $xr9, $xr9 \n\t"
"addi.d %2, %2, -32 \n\t" // 32 processed per
// loop.
"xvpermi.q $xr9, $xr8, 0x30 \n\t" // src0
"xvpermi.q $xr8, $xr10, 0x03 \n\t" // src1
"xvpermi.q $xr10, $xr11, 0x30 \n\t" // src2
"xvshuf.b $xr14, $xr8, $xr9, $xr4 \n\t"
"xvshuf.b $xr15, $xr8, $xr10, $xr5 \n\t"
"xvshuf.b $xr16, $xr8, $xr9, $xr6 \n\t"
"xvshuf.b $xr17, $xr8, $xr10, $xr7 \n\t"
"xvmaddwev.h.bu $xr12, $xr16, $xr1 \n\t" // G
"xvmaddwev.h.bu $xr13, $xr17, $xr1 \n\t"
"xvmaddwev.h.bu $xr12, $xr14, $xr0 \n\t" // B
"xvmaddwev.h.bu $xr13, $xr15, $xr0 \n\t"
"xvmaddwod.h.bu $xr12, $xr14, $xr2 \n\t" // R
"xvmaddwod.h.bu $xr13, $xr15, $xr2 \n\t"
"addi.d %0, %0, 96 \n\t"
"xvpickod.b $xr10, $xr13, $xr12 \n\t"
"xvst $xr10, %1, 0 \n\t"
"addi.d %1, %1, 32 \n\t"
"bnez %2, 1b \n\t"
: "+&r"(src_rgba), // %0
"+&r"(dst_y), // %1
"+&r"(width) // %2
: "r"(rgbconstants), // %3
"r"(shuff) // %4
: "memory");
}
void RGB24ToYJRow_LASX(const uint8_t* src_rgb24, uint8_t* dst_yj, int width) {
RGBToYMatrixRow_LASX(src_rgb24, dst_yj, width, &kRgb24JPEGConstants);
}
void RAWToYJRow_LASX(const uint8_t* src_raw, uint8_t* dst_yj, int width) {
RGBToYMatrixRow_LASX(src_raw, dst_yj, width, &kRawJPEGConstants);
}
void RGB24ToYRow_LASX(const uint8_t* src_rgb24, uint8_t* dst_y, int width) {
RGBToYMatrixRow_LASX(src_rgb24, dst_y, width, &kRgb24I601Constants);
}
void RAWToYRow_LASX(const uint8_t* src_raw, uint8_t* dst_y, int width) {
RGBToYMatrixRow_LASX(src_raw, dst_y, width, &kRawI601Constants);
}
void ARGBToUVJRow_LASX(const uint8_t* src_argb,
int src_stride_argb,
uint8_t* dst_u,
uint8_t* dst_v,
int width) {
int x;
const uint8_t* next_argb = src_argb + src_stride_argb;
int len = width / 32;
__m256i src0, src1, src2, src3;
__m256i nex0, nex1, nex2, nex3;
__m256i tmp0, tmp1, tmp2, tmp3;
__m256i reg0, reg1, dst0;
__m256i tmpb, tmpg, tmpr, nexb, nexg, nexr;
__m256i const_63 = __lasx_xvldi(0x43F);
__m256i const_42 = __lasx_xvldi(0x42A);
__m256i const_21 = __lasx_xvldi(0x415);
__m256i const_53 = __lasx_xvldi(0x435);
__m256i const_10 = __lasx_xvldi(0x40A);
__m256i const_8080 = {0x8080808080808080, 0x8080808080808080,
0x8080808080808080, 0x8080808080808080};
__m256i shuff = {0x1614060412100200, 0x1E1C0E0C1A180A08, 0x1715070513110301,
0x1F1D0F0D1B190B09};
for (x = 0; x < len; x++) {
DUP4_ARG2(__lasx_xvld, src_argb, 0, src_argb, 32, src_argb, 64, src_argb,
96, src0, src1, src2, src3);
DUP4_ARG2(__lasx_xvld, next_argb, 0, next_argb, 32, next_argb, 64,
next_argb, 96, nex0, nex1, nex2, nex3);
tmp0 = __lasx_xvpickev_b(src1, src0);
tmp1 = __lasx_xvpickod_b(src1, src0);
tmp2 = __lasx_xvpickev_b(src3, src2);
tmp3 = __lasx_xvpickod_b(src3, src2);
tmpr = __lasx_xvpickod_b(tmp2, tmp0);
tmpb = __lasx_xvpickev_b(tmp2, tmp0);
tmpg = __lasx_xvpickev_b(tmp3, tmp1);
tmp0 = __lasx_xvpickev_b(nex1, nex0);
tmp1 = __lasx_xvpickod_b(nex1, nex0);
tmp2 = __lasx_xvpickev_b(nex3, nex2);
tmp3 = __lasx_xvpickod_b(nex3, nex2);
nexr = __lasx_xvpickod_b(tmp2, tmp0);
nexb = __lasx_xvpickev_b(tmp2, tmp0);
nexg = __lasx_xvpickev_b(tmp3, tmp1);
tmp0 = __lasx_xvaddwev_h_bu(tmpb, nexb);
tmp1 = __lasx_xvaddwod_h_bu(tmpb, nexb);
tmp2 = __lasx_xvaddwev_h_bu(tmpg, nexg);
tmp3 = __lasx_xvaddwod_h_bu(tmpg, nexg);
reg0 = __lasx_xvaddwev_h_bu(tmpr, nexr);
reg1 = __lasx_xvaddwod_h_bu(tmpr, nexr);
tmpb = __lasx_xvavgr_hu(tmp0, tmp1);
tmpg = __lasx_xvavgr_hu(tmp2, tmp3);
tmpr = __lasx_xvavgr_hu(reg0, reg1);
reg0 = __lasx_xvmadd_h(const_8080, const_63, tmpb);
reg1 = __lasx_xvmadd_h(const_8080, const_63, tmpr);
reg0 = __lasx_xvmsub_h(reg0, const_42, tmpg);
reg1 = __lasx_xvmsub_h(reg1, const_53, tmpg);
reg0 = __lasx_xvmsub_h(reg0, const_21, tmpr);
reg1 = __lasx_xvmsub_h(reg1, const_10, tmpb);
dst0 = __lasx_xvpackod_b(reg1, reg0);
tmp0 = __lasx_xvpermi_d(dst0, 0x44);
tmp1 = __lasx_xvpermi_d(dst0, 0xEE);
dst0 = __lasx_xvshuf_b(tmp1, tmp0, shuff);
__lasx_xvstelm_d(dst0, dst_u, 0, 0);
__lasx_xvstelm_d(dst0, dst_v, 0, 2);
__lasx_xvstelm_d(dst0, dst_u, 8, 1);
__lasx_xvstelm_d(dst0, dst_v, 8, 3);
dst_u += 16;
dst_v += 16;
src_argb += 128;
next_argb += 128;
}
}
#ifdef __cplusplus
} // extern "C"
} // namespace libyuv
#endif
#endif // !defined(LIBYUV_DISABLE_LASX) && defined(__loongarch_asx)