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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
commit6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch)
treea68f146d7fa01f0134297619fbe7e33db084e0aa /media/libyuv/libyuv/source/row_lasx.cc
parentInitial commit. (diff)
downloadthunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz
thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'media/libyuv/libyuv/source/row_lasx.cc')
-rw-r--r--media/libyuv/libyuv/source/row_lasx.cc2302
1 files changed, 2302 insertions, 0 deletions
diff --git a/media/libyuv/libyuv/source/row_lasx.cc b/media/libyuv/libyuv/source/row_lasx.cc
new file mode 100644
index 0000000000..f824906d3f
--- /dev/null
+++ b/media/libyuv/libyuv/source/row_lasx.cc
@@ -0,0 +1,2302 @@
+/*
+ * 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)
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-07 12:35:58 +0000