/*
* Copyright 2023 The LibYuv Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
/*
* Copyright (c) 2023 SiFive, Inc. All rights reserved.
*
* Contributed by Darren Hsieh <darren.hsieh@sifive.com>
* Contributed by Bruce Lai <bruce.lai@sifive.com>
*/
#include "libyuv/row.h"
// This module is for clang rvv. GCC hasn't supported segment load & store.
#if !
defined(LIBYUV_DISABLE_RVV) &&
defined(__riscv_vector) && \
defined(__clang__)
#include <assert.h>
#include <riscv_vector.h>
#ifdef __cplusplus
namespace libyuv {
extern "C" {
#endif
#ifdef LIBYUV_RVV_HAS_VXRM_ARG
// Fill YUV -> RGB conversion constants into vectors
#define YUVTORGB_SETUP(yuvconst, ub, vr, ug, vg, yg, bb, bg, br) \
{ \
ub = yuvconst->kUVCoeff[0]; \
vr = yuvconst->kUVCoeff[1]; \
ug = yuvconst->kUVCoeff[2]; \
vg = yuvconst->kUVCoeff[3]; \
yg = yuvconst->kRGBCoeffBias[0]; \
bb = yuvconst->kRGBCoeffBias[1] + 32; \
bg = yuvconst->kRGBCoeffBias[2] - 32; \
br = yuvconst->kRGBCoeffBias[3] + 32; \
}
#else
// Fill YUV -> RGB conversion constants into vectors
// NOTE: To match behavior on other platforms, vxrm (fixed-point rounding mode
// register) is set to round-to-nearest-up mode(0).
#define YUVTORGB_SETUP(yuvconst, ub, vr, ug, vg, yg, bb, bg, br) \
{ \
asm volatile(
"csrwi vxrm, 0"); \
ub = yuvconst->kUVCoeff[0]; \
vr = yuvconst->kUVCoeff[1]; \
ug = yuvconst->kUVCoeff[2]; \
vg = yuvconst->kUVCoeff[3]; \
yg = yuvconst->kRGBCoeffBias[0]; \
bb = yuvconst->kRGBCoeffBias[1] + 32; \
bg = yuvconst->kRGBCoeffBias[2] - 32; \
br = yuvconst->kRGBCoeffBias[3] + 32; \
}
#endif
// Read [2*VLEN/8] Y, [VLEN/8] U and [VLEN/8] V from 422
#define READYUV422(vl, w, src_y, src_u, src_v, v_u, v_v, v_y_16) \
{ \
vuint8m1_t v_tmp0, v_tmp1; \
vuint8m2_t v_y; \
vuint16m2_t v_u_16, v_v_16; \
vl = __riscv_vsetvl_e8m1((w + 1) / 2); \
v_tmp0 = __riscv_vle8_v_u8m1(src_u, vl); \
v_u_16 = __riscv_vwaddu_vx_u16m2(v_tmp0, 0, vl); \
v_tmp1 = __riscv_vle8_v_u8m1(src_v, vl); \
v_v_16 = __riscv_vwaddu_vx_u16m2(v_tmp1, 0, vl); \
v_v_16 = __riscv_vmul_vx_u16m2(v_v_16, 0x0101, vl); \
v_u_16 = __riscv_vmul_vx_u16m2(v_u_16, 0x0101, vl); \
v_v = __riscv_vreinterpret_v_u16m2_u8m2(v_v_16); \
v_u = __riscv_vreinterpret_v_u16m2_u8m2(v_u_16); \
vl = __riscv_vsetvl_e8m2(w); \
v_y = __riscv_vle8_v_u8m2(src_y, vl); \
v_y_16 = __riscv_vwaddu_vx_u16m4(v_y, 0, vl); \
}
// Read [2*VLEN/8] Y, [2*VLEN/8] U, and [2*VLEN/8] V from 444
#define READYUV444(vl, w, src_y, src_u, src_v, v_u, v_v, v_y_16) \
{ \
vuint8m2_t v_y; \
vl = __riscv_vsetvl_e8m2(w); \
v_y = __riscv_vle8_v_u8m2(src_y, vl); \
v_u = __riscv_vle8_v_u8m2(src_u, vl); \
v_v = __riscv_vle8_v_u8m2(src_v, vl); \
v_y_16 = __riscv_vwaddu_vx_u16m4(v_y, 0, vl); \
}
// Convert from YUV to fixed point RGB
#define YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16, \
v_b_16, v_r_16) \
{ \
vuint16m4_t v_tmp0, v_tmp1, v_tmp2, v_tmp3, v_tmp4; \
vuint32m8_t v_tmp5; \
v_tmp0 = __riscv_vwmulu_vx_u16m4(v_u, ug, vl); \
v_y_16 = __riscv_vmul_vx_u16m4(v_y_16, 0x0101, vl); \
v_tmp0 = __riscv_vwmaccu_vx_u16m4(v_tmp0, vg, v_v, vl); \
v_tmp1 = __riscv_vwmulu_vx_u16m4(v_u, ub, vl); \
v_tmp5 = __riscv_vwmulu_vx_u32m8(v_y_16, yg, vl); \
v_tmp2 = __riscv_vnsrl_wx_u16m4(v_tmp5, 16, vl); \
v_tmp3 = __riscv_vadd_vx_u16m4(v_tmp2, bg, vl); \
v_tmp4 = __riscv_vadd_vv_u16m4(v_tmp2, v_tmp1, vl); \
v_tmp2 = __riscv_vwmaccu_vx_u16m4(v_tmp2, vr, v_v, vl); \
v_g_16 = __riscv_vssubu_vv_u16m4(v_tmp3, v_tmp0, vl); \
v_b_16 = __riscv_vssubu_vx_u16m4(v_tmp4, bb, vl); \
v_r_16 = __riscv_vssubu_vx_u16m4(v_tmp2, br, vl); \
}
#ifdef LIBYUV_RVV_HAS_VXRM_ARG
// Convert from fixed point RGB To 8 bit RGB
#define RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r) \
{ \
v_g = __riscv_vnclipu_wx_u8m2(v_g_16, 6, __RISCV_VXRM_RNU, vl); \
v_b = __riscv_vnclipu_wx_u8m2(v_b_16, 6, __RISCV_VXRM_RNU, vl); \
v_r = __riscv_vnclipu_wx_u8m2(v_r_16, 6, __RISCV_VXRM_RNU, vl); \
}
#else
// Convert from fixed point RGB To 8 bit RGB
#define RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r) \
{ \
v_g = __riscv_vnclipu_wx_u8m2(v_g_16, 6, vl); \
v_b = __riscv_vnclipu_wx_u8m2(v_b_16, 6, vl); \
v_r = __riscv_vnclipu_wx_u8m2(v_r_16, 6, vl); \
}
#endif
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
// Read [2*VLEN/8] Y from src_y; Read [VLEN/8] U and [VLEN/8] V from src_uv
#define READNV12(vl, w, src_y, src_uv, v_u, v_v, v_y_16) \
{ \
vuint8m1x2_t v_tmp; \
vuint8m1_t v_tmp0, v_tmp1; \
vuint8m2_t v_y; \
vuint16m2_t v_u_16, v_v_16; \
vl = __riscv_vsetvl_e8m1((w + 1) / 2); \
v_tmp = __riscv_vlseg2e8_v_u8m1x2(src_uv, vl); \
v_tmp0 = __riscv_vget_v_u8m1x2_u8m1(v_tmp, 0); \
v_tmp1 = __riscv_vget_v_u8m1x2_u8m1(v_tmp, 1); \
v_u_16 = __riscv_vwaddu_vx_u16m2(v_tmp0, 0, vl); \
v_v_16 = __riscv_vwaddu_vx_u16m2(v_tmp1, 0, vl); \
v_v_16 = __riscv_vmul_vx_u16m2(v_v_16, 0x0101, vl); \
v_u_16 = __riscv_vmul_vx_u16m2(v_u_16, 0x0101, vl); \
v_v = __riscv_vreinterpret_v_u16m2_u8m2(v_v_16); \
v_u = __riscv_vreinterpret_v_u16m2_u8m2(v_u_16); \
vl = __riscv_vsetvl_e8m2(w); \
v_y = __riscv_vle8_v_u8m2(src_y, vl); \
v_y_16 = __riscv_vwaddu_vx_u16m4(v_y, 0, vl); \
}
// Read 2*[VLEN/8] Y from src_y; Read [VLEN/8] U and [VLEN/8] V from src_vu
#define READNV21(vl, w, src_y, src_vu, v_u, v_v, v_y_16) \
{ \
vuint8m1x2_t v_tmp; \
vuint8m1_t v_tmp0, v_tmp1; \
vuint8m2_t v_y; \
vuint16m2_t v_u_16, v_v_16; \
vl = __riscv_vsetvl_e8m1((w + 1) / 2); \
v_tmp = __riscv_vlseg2e8_v_u8m1x2(src_vu, vl); \
v_tmp0 = __riscv_vget_v_u8m1x2_u8m1(v_tmp, 0); \
v_tmp1 = __riscv_vget_v_u8m1x2_u8m1(v_tmp, 1); \
v_u_16 = __riscv_vwaddu_vx_u16m2(v_tmp1, 0, vl); \
v_v_16 = __riscv_vwaddu_vx_u16m2(v_tmp0, 0, vl); \
v_v_16 = __riscv_vmul_vx_u16m2(v_v_16, 0x0101, vl); \
v_u_16 = __riscv_vmul_vx_u16m2(v_u_16, 0x0101, vl); \
v_v = __riscv_vreinterpret_v_u16m2_u8m2(v_v_16); \
v_u = __riscv_vreinterpret_v_u16m2_u8m2(v_u_16); \
vl = __riscv_vsetvl_e8m2(w); \
v_y = __riscv_vle8_v_u8m2(src_y, vl); \
v_y_16 = __riscv_vwaddu_vx_u16m4(v_y, 0, vl); \
}
#else
// Read [2*VLEN/8] Y from src_y; Read [VLEN/8] U and [VLEN/8] V from src_uv
#define READNV12(vl, w, src_y, src_uv, v_u, v_v, v_y_16) \
{ \
vuint8m1_t v_tmp0, v_tmp1; \
vuint8m2_t v_y; \
vuint16m2_t v_u_16, v_v_16; \
vl = __riscv_vsetvl_e8m1((w + 1) / 2); \
__riscv_vlseg2e8_v_u8m1(&v_tmp0, &v_tmp1, src_uv, vl); \
v_u_16 = __riscv_vwaddu_vx_u16m2(v_tmp0, 0, vl); \
v_v_16 = __riscv_vwaddu_vx_u16m2(v_tmp1, 0, vl); \
v_v_16 = __riscv_vmul_vx_u16m2(v_v_16, 0x0101, vl); \
v_u_16 = __riscv_vmul_vx_u16m2(v_u_16, 0x0101, vl); \
v_v = __riscv_vreinterpret_v_u16m2_u8m2(v_v_16); \
v_u = __riscv_vreinterpret_v_u16m2_u8m2(v_u_16); \
vl = __riscv_vsetvl_e8m2(w); \
v_y = __riscv_vle8_v_u8m2(src_y, vl); \
v_y_16 = __riscv_vwaddu_vx_u16m4(v_y, 0, vl); \
}
// Read 2*[VLEN/8] Y from src_y; Read [VLEN/8] U and [VLEN/8] V from src_vu
#define READNV21(vl, w, src_y, src_vu, v_u, v_v, v_y_16) \
{ \
vuint8m1_t v_tmp0, v_tmp1; \
vuint8m2_t v_y; \
vuint16m2_t v_u_16, v_v_16; \
vl = __riscv_vsetvl_e8m1((w + 1) / 2); \
__riscv_vlseg2e8_v_u8m1(&v_tmp0, &v_tmp1, src_vu, vl); \
v_u_16 = __riscv_vwaddu_vx_u16m2(v_tmp1, 0, vl); \
v_v_16 = __riscv_vwaddu_vx_u16m2(v_tmp0, 0, vl); \
v_v_16 = __riscv_vmul_vx_u16m2(v_v_16, 0x0101, vl); \
v_u_16 = __riscv_vmul_vx_u16m2(v_u_16, 0x0101, vl); \
v_v = __riscv_vreinterpret_v_u16m2_u8m2(v_v_16); \
v_u = __riscv_vreinterpret_v_u16m2_u8m2(v_u_16); \
vl = __riscv_vsetvl_e8m2(w); \
v_y = __riscv_vle8_v_u8m2(src_y, vl); \
v_y_16 = __riscv_vwaddu_vx_u16m4(v_y, 0, vl); \
}
#endif
#ifdef HAS_ARGBTOAR64ROW_RVV
void ARGBToAR64Row_RVV(
const uint8_t* src_argb, uint16_t* dst_ar64,
int width) {
size_t avl = (size_t)4 * width;
do {
vuint16m8_t v_ar64;
vuint8m4_t v_argb;
size_t vl = __riscv_vsetvl_e8m4(avl);
v_argb = __riscv_vle8_v_u8m4(src_argb, vl);
v_ar64 = __riscv_vwaddu_vx_u16m8(v_argb, 0, vl);
v_ar64 = __riscv_vmul_vx_u16m8(v_ar64, 0x0101, vl);
__riscv_vse16_v_u16m8(dst_ar64, v_ar64, vl);
avl -= vl;
src_argb += vl;
dst_ar64 += vl;
}
while (avl > 0);
}
#endif
#ifdef HAS_ARGBTOAB64ROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void ARGBToAB64Row_RVV(
const uint8_t* src_argb, uint16_t* dst_ab64,
int width) {
size_t avl = (size_t)width;
do {
vuint16m2x4_t v_dst_ab64;
vuint16m2_t v_b_16, v_g_16, v_r_16, v_a_16;
size_t vl = __riscv_vsetvl_e8m1(avl);
vuint8m1x4_t v_src_argb = __riscv_vlseg4e8_v_u8m1x4(src_argb, vl);
vuint8m1_t v_b = __riscv_vget_v_u8m1x4_u8m1(v_src_argb, 0);
vuint8m1_t v_g = __riscv_vget_v_u8m1x4_u8m1(v_src_argb, 1);
vuint8m1_t v_r = __riscv_vget_v_u8m1x4_u8m1(v_src_argb, 2);
vuint8m1_t v_a = __riscv_vget_v_u8m1x4_u8m1(v_src_argb, 3);
v_b_16 = __riscv_vwaddu_vx_u16m2(v_b, 0, vl);
v_g_16 = __riscv_vwaddu_vx_u16m2(v_g, 0, vl);
v_r_16 = __riscv_vwaddu_vx_u16m2(v_r, 0, vl);
v_a_16 = __riscv_vwaddu_vx_u16m2(v_a, 0, vl);
v_b_16 = __riscv_vmul_vx_u16m2(v_b_16, 0x0101, vl);
v_g_16 = __riscv_vmul_vx_u16m2(v_g_16, 0x0101, vl);
v_r_16 = __riscv_vmul_vx_u16m2(v_r_16, 0x0101, vl);
v_a_16 = __riscv_vmul_vx_u16m2(v_a_16, 0x0101, vl);
v_dst_ab64 = __riscv_vcreate_v_u16m2x4(v_r_16, v_g_16, v_b_16, v_a_16);
__riscv_vsseg4e16_v_u16m2x4(dst_ab64, v_dst_ab64, vl);
avl -= vl;
src_argb += 4 * vl;
dst_ab64 += 4 * vl;
}
while (avl > 0);
}
#else
void ARGBToAB64Row_RVV(
const uint8_t* src_argb, uint16_t* dst_ab64,
int width) {
size_t avl = (size_t)width;
do {
vuint16m2_t v_b_16, v_g_16, v_r_16, v_a_16;
vuint8m1_t v_b, v_g, v_r, v_a;
size_t vl = __riscv_vsetvl_e8m1(avl);
__riscv_vlseg4e8_v_u8m1(&v_b, &v_g, &v_r, &v_a, src_argb, vl);
v_b_16 = __riscv_vwaddu_vx_u16m2(v_b, 0, vl);
v_g_16 = __riscv_vwaddu_vx_u16m2(v_g, 0, vl);
v_r_16 = __riscv_vwaddu_vx_u16m2(v_r, 0, vl);
v_a_16 = __riscv_vwaddu_vx_u16m2(v_a, 0, vl);
v_b_16 = __riscv_vmul_vx_u16m2(v_b_16, 0x0101, vl);
v_g_16 = __riscv_vmul_vx_u16m2(v_g_16, 0x0101, vl);
v_r_16 = __riscv_vmul_vx_u16m2(v_r_16, 0x0101, vl);
v_a_16 = __riscv_vmul_vx_u16m2(v_a_16, 0x0101, vl);
__riscv_vsseg4e16_v_u16m2(dst_ab64, v_r_16, v_g_16, v_b_16, v_a_16, vl);
avl -= vl;
src_argb += 4 * vl;
dst_ab64 += 4 * vl;
}
while (avl > 0);
}
#endif
#endif
#ifdef HAS_AR64TOARGBROW_RVV
void AR64ToARGBRow_RVV(
const uint16_t* src_ar64, uint8_t* dst_argb,
int width) {
size_t avl = (size_t)4 * width;
do {
vuint16m8_t v_ar64;
vuint8m4_t v_argb;
size_t vl = __riscv_vsetvl_e16m8(avl);
v_ar64 = __riscv_vle16_v_u16m8(src_ar64, vl);
v_argb = __riscv_vnsrl_wx_u8m4(v_ar64, 8, vl);
__riscv_vse8_v_u8m4(dst_argb, v_argb, vl);
avl -= vl;
src_ar64 += vl;
dst_argb += vl;
}
while (avl > 0);
}
#endif
#ifdef HAS_AR64TOAB64ROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void AR64ToAB64Row_RVV(
const uint16_t* src_ar64,
uint16_t* dst_ab64,
int width) {
size_t w = (size_t)width;
do {
size_t vl = __riscv_vsetvl_e16m2(w);
vuint16m2x4_t v_argb16 = __riscv_vlseg4e16_v_u16m2x4(src_ar64, vl);
vuint16m2_t v_b = __riscv_vget_v_u16m2x4_u16m2(v_argb16, 0);
vuint16m2_t v_g = __riscv_vget_v_u16m2x4_u16m2(v_argb16, 1);
vuint16m2_t v_r = __riscv_vget_v_u16m2x4_u16m2(v_argb16, 2);
vuint16m2_t v_a = __riscv_vget_v_u16m2x4_u16m2(v_argb16, 3);
vuint16m2x4_t v_dst_abgr = __riscv_vcreate_v_u16m2x4(v_r, v_g, v_b, v_a);
__riscv_vsseg4e16_v_u16m2x4(dst_ab64, v_dst_abgr, vl);
w -= vl;
src_ar64 += vl * 4;
dst_ab64 += vl * 4;
}
while (w > 0);
}
#else
void AR64ToAB64Row_RVV(
const uint16_t* src_ar64,
uint16_t* dst_ab64,
int width) {
size_t w = (size_t)width;
do {
size_t vl = __riscv_vsetvl_e16m2(w);
vuint16m2_t v_b, v_g, v_r, v_a;
__riscv_vlseg4e16_v_u16m2(&v_b, &v_g, &v_r, &v_a, src_ar64, vl);
__riscv_vsseg4e16_v_u16m2(dst_ab64, v_r, v_g, v_b, v_a, vl);
w -= vl;
src_ar64 += vl * 4;
dst_ab64 += vl * 4;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_AB64TOARGBROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void AB64ToARGBRow_RVV(
const uint16_t* src_ab64, uint8_t* dst_argb,
int width) {
size_t avl = (size_t)width;
do {
size_t vl = __riscv_vsetvl_e16m2(avl);
vuint16m2x4_t v_abgr16 = __riscv_vlseg4e16_v_u16m2x4(src_ab64, vl);
vuint16m2_t v_r_16 = __riscv_vget_v_u16m2x4_u16m2(v_abgr16, 0);
vuint16m2_t v_g_16 = __riscv_vget_v_u16m2x4_u16m2(v_abgr16, 1);
vuint16m2_t v_b_16 = __riscv_vget_v_u16m2x4_u16m2(v_abgr16, 2);
vuint16m2_t v_a_16 = __riscv_vget_v_u16m2x4_u16m2(v_abgr16, 3);
vuint8m1_t v_b = __riscv_vnsrl_wx_u8m1(v_b_16, 8, vl);
vuint8m1_t v_g = __riscv_vnsrl_wx_u8m1(v_g_16, 8, vl);
vuint8m1_t v_r = __riscv_vnsrl_wx_u8m1(v_r_16, 8, vl);
vuint8m1_t v_a = __riscv_vnsrl_wx_u8m1(v_a_16, 8, vl);
vuint8m1x4_t v_dst_argb = __riscv_vcreate_v_u8m1x4(v_b, v_g, v_r, v_a);
__riscv_vsseg4e8_v_u8m1x4(dst_argb, v_dst_argb, vl);
avl -= vl;
src_ab64 += 4 * vl;
dst_argb += 4 * vl;
}
while (avl > 0);
}
#else
void AB64ToARGBRow_RVV(
const uint16_t* src_ab64, uint8_t* dst_argb,
int width) {
size_t avl = (size_t)width;
do {
vuint16m2_t v_b_16, v_g_16, v_r_16, v_a_16;
vuint8m1_t v_b, v_g, v_r, v_a;
size_t vl = __riscv_vsetvl_e16m2(avl);
__riscv_vlseg4e16_v_u16m2(&v_r_16, &v_g_16, &v_b_16, &v_a_16, src_ab64, vl);
v_b = __riscv_vnsrl_wx_u8m1(v_b_16, 8, vl);
v_g = __riscv_vnsrl_wx_u8m1(v_g_16, 8, vl);
v_r = __riscv_vnsrl_wx_u8m1(v_r_16, 8, vl);
v_a = __riscv_vnsrl_wx_u8m1(v_a_16, 8, vl);
__riscv_vsseg4e8_v_u8m1(dst_argb, v_b, v_g, v_r, v_a, vl);
avl -= vl;
src_ab64 += 4 * vl;
dst_argb += 4 * vl;
}
while (avl > 0);
}
#endif
#endif
#ifdef HAS_RAWTOARGBROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void RAWToARGBRow_RVV(
const uint8_t* src_raw, uint8_t* dst_argb,
int width) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2_t v_a = __riscv_vmv_v_x_u8m2(255u, vl);
do {
vuint8m2x3_t v_bgr = __riscv_vlseg3e8_v_u8m2x3(src_raw, vl);
vuint8m2_t v_r = __riscv_vget_v_u8m2x3_u8m2(v_bgr, 0);
vuint8m2_t v_g = __riscv_vget_v_u8m2x3_u8m2(v_bgr, 1);
vuint8m2_t v_b = __riscv_vget_v_u8m2x3_u8m2(v_bgr, 2);
vuint8m2x4_t v_dst_argb = __riscv_vcreate_v_u8m2x4(v_b, v_g, v_r, v_a);
__riscv_vsseg4e8_v_u8m2x4(dst_argb, v_dst_argb, vl);
w -= vl;
src_raw += vl * 3;
dst_argb += vl * 4;
vl = __riscv_vsetvl_e8m2(w);
}
while (w > 0);
}
#else
void RAWToARGBRow_RVV(
const uint8_t* src_raw, uint8_t* dst_argb,
int width) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2_t v_a = __riscv_vmv_v_x_u8m2(255u, vl);
do {
vuint8m2_t v_b, v_g, v_r;
__riscv_vlseg3e8_v_u8m2(&v_r, &v_g, &v_b, src_raw, vl);
__riscv_vsseg4e8_v_u8m2(dst_argb, v_b, v_g, v_r, v_a, vl);
w -= vl;
src_raw += vl * 3;
dst_argb += vl * 4;
vl = __riscv_vsetvl_e8m2(w);
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_RAWTORGBAROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void RAWToRGBARow_RVV(
const uint8_t* src_raw, uint8_t* dst_rgba,
int width) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2_t v_a = __riscv_vmv_v_x_u8m2(255u, vl);
do {
vuint8m2x3_t v_bgr = __riscv_vlseg3e8_v_u8m2x3(src_raw, vl);
vuint8m2_t v_r = __riscv_vget_v_u8m2x3_u8m2(v_bgr, 0);
vuint8m2_t v_g = __riscv_vget_v_u8m2x3_u8m2(v_bgr, 1);
vuint8m2_t v_b = __riscv_vget_v_u8m2x3_u8m2(v_bgr, 2);
vuint8m2x4_t v_dst_rgba = __riscv_vcreate_v_u8m2x4(v_a, v_b, v_g, v_r);
__riscv_vsseg4e8_v_u8m2x4(dst_rgba, v_dst_rgba, vl);
w -= vl;
src_raw += vl * 3;
dst_rgba += vl * 4;
vl = __riscv_vsetvl_e8m2(w);
}
while (w > 0);
}
#else
void RAWToRGBARow_RVV(
const uint8_t* src_raw, uint8_t* dst_rgba,
int width) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2_t v_a = __riscv_vmv_v_x_u8m2(255u, vl);
do {
vuint8m2_t v_b, v_g, v_r;
__riscv_vlseg3e8_v_u8m2(&v_r, &v_g, &v_b, src_raw, vl);
__riscv_vsseg4e8_v_u8m2(dst_rgba, v_a, v_b, v_g, v_r, vl);
w -= vl;
src_raw += vl * 3;
dst_rgba += vl * 4;
vl = __riscv_vsetvl_e8m2(w);
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_RAWTORGB24ROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void RAWToRGB24Row_RVV(
const uint8_t* src_raw, uint8_t* dst_rgb24,
int width) {
size_t w = (size_t)width;
do {
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2x3_t v_bgr = __riscv_vlseg3e8_v_u8m2x3(src_raw, vl);
vuint8m2_t v_r = __riscv_vget_v_u8m2x3_u8m2(v_bgr, 0);
vuint8m2_t v_g = __riscv_vget_v_u8m2x3_u8m2(v_bgr, 1);
vuint8m2_t v_b = __riscv_vget_v_u8m2x3_u8m2(v_bgr, 2);
vuint8m2x3_t v_dst_rgb = __riscv_vcreate_v_u8m2x3(v_b, v_g, v_r);
__riscv_vsseg3e8_v_u8m2x3(dst_rgb24, v_dst_rgb, vl);
w -= vl;
src_raw += vl * 3;
dst_rgb24 += vl * 3;
}
while (w > 0);
}
#else
void RAWToRGB24Row_RVV(
const uint8_t* src_raw, uint8_t* dst_rgb24,
int width) {
size_t w = (size_t)width;
do {
vuint8m2_t v_b, v_g, v_r;
size_t vl = __riscv_vsetvl_e8m2(w);
__riscv_vlseg3e8_v_u8m2(&v_b, &v_g, &v_r, src_raw, vl);
__riscv_vsseg3e8_v_u8m2(dst_rgb24, v_r, v_g, v_b, vl);
w -= vl;
src_raw += vl * 3;
dst_rgb24 += vl * 3;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_ARGBTORAWROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void ARGBToRAWRow_RVV(
const uint8_t* src_argb, uint8_t* dst_raw,
int width) {
size_t w = (size_t)width;
do {
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2x4_t v_src_argb = __riscv_vlseg4e8_v_u8m2x4(src_argb, vl);
vuint8m2_t v_b = __riscv_vget_v_u8m2x4_u8m2(v_src_argb, 0);
vuint8m2_t v_g = __riscv_vget_v_u8m2x4_u8m2(v_src_argb, 1);
vuint8m2_t v_r = __riscv_vget_v_u8m2x4_u8m2(v_src_argb, 2);
vuint8m2x3_t v_dst_bgr = __riscv_vcreate_v_u8m2x3(v_r, v_g, v_b);
__riscv_vsseg3e8_v_u8m2x3(dst_raw, v_dst_bgr, vl);
w -= vl;
src_argb += vl * 4;
dst_raw += vl * 3;
}
while (w > 0);
}
#else
void ARGBToRAWRow_RVV(
const uint8_t* src_argb, uint8_t* dst_raw,
int width) {
size_t w = (size_t)width;
do {
vuint8m2_t v_b, v_g, v_r, v_a;
size_t vl = __riscv_vsetvl_e8m2(w);
__riscv_vlseg4e8_v_u8m2(&v_b, &v_g, &v_r, &v_a, src_argb, vl);
__riscv_vsseg3e8_v_u8m2(dst_raw, v_r, v_g, v_b, vl);
w -= vl;
src_argb += vl * 4;
dst_raw += vl * 3;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_ARGBTORGB24ROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void ARGBToRGB24Row_RVV(
const uint8_t* src_argb,
uint8_t* dst_rgb24,
int width) {
size_t w = (size_t)width;
do {
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2x4_t v_src_argb = __riscv_vlseg4e8_v_u8m2x4(src_argb, vl);
vuint8m2_t v_b = __riscv_vget_v_u8m2x4_u8m2(v_src_argb, 0);
vuint8m2_t v_g = __riscv_vget_v_u8m2x4_u8m2(v_src_argb, 1);
vuint8m2_t v_r = __riscv_vget_v_u8m2x4_u8m2(v_src_argb, 2);
vuint8m2x3_t v_dst_rgb = __riscv_vcreate_v_u8m2x3(v_b, v_g, v_r);
__riscv_vsseg3e8_v_u8m2x3(dst_rgb24, v_dst_rgb, vl);
w -= vl;
src_argb += vl * 4;
dst_rgb24 += vl * 3;
}
while (w > 0);
}
#else
void ARGBToRGB24Row_RVV(
const uint8_t* src_argb,
uint8_t* dst_rgb24,
int width) {
size_t w = (size_t)width;
do {
vuint8m2_t v_b, v_g, v_r, v_a;
size_t vl = __riscv_vsetvl_e8m2(w);
__riscv_vlseg4e8_v_u8m2(&v_b, &v_g, &v_r, &v_a, src_argb, vl);
__riscv_vsseg3e8_v_u8m2(dst_rgb24, v_b, v_g, v_r, vl);
w -= vl;
src_argb += vl * 4;
dst_rgb24 += vl * 3;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_ARGBTOABGRROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void ARGBToABGRRow_RVV(
const uint8_t* src_argb, uint8_t* dst_abgr,
int width) {
size_t w = (size_t)width;
do {
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2x4_t v_src_argb = __riscv_vlseg4e8_v_u8m2x4(src_argb, vl);
vuint8m2_t v_b = __riscv_vget_v_u8m2x4_u8m2(v_src_argb, 0);
vuint8m2_t v_g = __riscv_vget_v_u8m2x4_u8m2(v_src_argb, 1);
vuint8m2_t v_r = __riscv_vget_v_u8m2x4_u8m2(v_src_argb, 2);
vuint8m2_t v_a = __riscv_vget_v_u8m2x4_u8m2(v_src_argb, 3);
vuint8m2x4_t v_dst_abgr = __riscv_vcreate_v_u8m2x4(v_r, v_g, v_b, v_a);
__riscv_vsseg4e8_v_u8m2x4(dst_abgr, v_dst_abgr, vl);
w -= vl;
src_argb += vl * 4;
dst_abgr += vl * 4;
}
while (w > 0);
}
#else
void ARGBToABGRRow_RVV(
const uint8_t* src_argb, uint8_t* dst_abgr,
int width) {
size_t w = (size_t)width;
do {
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2_t v_a, v_r, v_g, v_b;
__riscv_vlseg4e8_v_u8m2(&v_b, &v_g, &v_r, &v_a, src_argb, vl);
__riscv_vsseg4e8_v_u8m2(dst_abgr, v_r, v_g, v_b, v_a, vl);
w -= vl;
src_argb += vl * 4;
dst_abgr += vl * 4;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_ARGBTOBGRAROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void ARGBToBGRARow_RVV(
const uint8_t* src_argb, uint8_t* dst_bgra,
int width) {
size_t w = (size_t)width;
do {
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2x4_t v_src_argb = __riscv_vlseg4e8_v_u8m2x4(src_argb, vl);
vuint8m2_t v_b = __riscv_vget_v_u8m2x4_u8m2(v_src_argb, 0);
vuint8m2_t v_g = __riscv_vget_v_u8m2x4_u8m2(v_src_argb, 1);
vuint8m2_t v_r = __riscv_vget_v_u8m2x4_u8m2(v_src_argb, 2);
vuint8m2_t v_a = __riscv_vget_v_u8m2x4_u8m2(v_src_argb, 3);
vuint8m2x4_t v_dst_bgra = __riscv_vcreate_v_u8m2x4(v_a, v_r, v_g, v_b);
__riscv_vsseg4e8_v_u8m2x4(dst_bgra, v_dst_bgra, vl);
w -= vl;
src_argb += vl * 4;
dst_bgra += vl * 4;
}
while (w > 0);
}
#else
void ARGBToBGRARow_RVV(
const uint8_t* src_argb, uint8_t* dst_bgra,
int width) {
size_t w = (size_t)width;
do {
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2_t v_a, v_r, v_g, v_b;
__riscv_vlseg4e8_v_u8m2(&v_b, &v_g, &v_r, &v_a, src_argb, vl);
__riscv_vsseg4e8_v_u8m2(dst_bgra, v_a, v_r, v_g, v_b, vl);
w -= vl;
src_argb += vl * 4;
dst_bgra += vl * 4;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_ARGBTORGBAROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void ARGBToRGBARow_RVV(
const uint8_t* src_argb, uint8_t* dst_rgba,
int width) {
size_t w = (size_t)width;
do {
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2x4_t v_src_argb = __riscv_vlseg4e8_v_u8m2x4(src_argb, vl);
vuint8m2_t v_b = __riscv_vget_v_u8m2x4_u8m2(v_src_argb, 0);
vuint8m2_t v_g = __riscv_vget_v_u8m2x4_u8m2(v_src_argb, 1);
vuint8m2_t v_r = __riscv_vget_v_u8m2x4_u8m2(v_src_argb, 2);
vuint8m2_t v_a = __riscv_vget_v_u8m2x4_u8m2(v_src_argb, 3);
vuint8m2x4_t v_dst_rgba = __riscv_vcreate_v_u8m2x4(v_a, v_b, v_g, v_r);
__riscv_vsseg4e8_v_u8m2x4(dst_rgba, v_dst_rgba, vl);
w -= vl;
src_argb += vl * 4;
dst_rgba += vl * 4;
}
while (w > 0);
}
#else
void ARGBToRGBARow_RVV(
const uint8_t* src_argb, uint8_t* dst_rgba,
int width) {
size_t w = (size_t)width;
do {
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2_t v_a, v_r, v_g, v_b;
__riscv_vlseg4e8_v_u8m2(&v_b, &v_g, &v_r, &v_a, src_argb, vl);
__riscv_vsseg4e8_v_u8m2(dst_rgba, v_a, v_b, v_g, v_r, vl);
w -= vl;
src_argb += vl * 4;
dst_rgba += vl * 4;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_RGBATOARGBROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void RGBAToARGBRow_RVV(
const uint8_t* src_rgba, uint8_t* dst_argb,
int width) {
size_t w = (size_t)width;
do {
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2x4_t v_src_rgba = __riscv_vlseg4e8_v_u8m2x4(src_rgba, vl);
vuint8m2_t v_a = __riscv_vget_v_u8m2x4_u8m2(v_src_rgba, 0);
vuint8m2_t v_b = __riscv_vget_v_u8m2x4_u8m2(v_src_rgba, 1);
vuint8m2_t v_g = __riscv_vget_v_u8m2x4_u8m2(v_src_rgba, 2);
vuint8m2_t v_r = __riscv_vget_v_u8m2x4_u8m2(v_src_rgba, 3);
vuint8m2x4_t v_dst_argb = __riscv_vcreate_v_u8m2x4(v_b, v_g, v_r, v_a);
__riscv_vsseg4e8_v_u8m2x4(dst_argb, v_dst_argb, vl);
w -= vl;
src_rgba += vl * 4;
dst_argb += vl * 4;
}
while (w > 0);
}
#else
void RGBAToARGBRow_RVV(
const uint8_t* src_rgba, uint8_t* dst_argb,
int width) {
size_t w = (size_t)width;
do {
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2_t v_a, v_r, v_g, v_b;
__riscv_vlseg4e8_v_u8m2(&v_a, &v_b, &v_g, &v_r, src_rgba, vl);
__riscv_vsseg4e8_v_u8m2(dst_argb, v_b, v_g, v_r, v_a, vl);
w -= vl;
src_rgba += vl * 4;
dst_argb += vl * 4;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_RGB24TOARGBROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void RGB24ToARGBRow_RVV(
const uint8_t* src_rgb24,
uint8_t* dst_argb,
int width) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2_t v_a = __riscv_vmv_v_x_u8m2(255u, vl);
do {
vuint8m2x3_t v_src_rgb = __riscv_vlseg3e8_v_u8m2x3(src_rgb24, vl);
vuint8m2_t v_b = __riscv_vget_v_u8m2x3_u8m2(v_src_rgb, 0);
vuint8m2_t v_g = __riscv_vget_v_u8m2x3_u8m2(v_src_rgb, 1);
vuint8m2_t v_r = __riscv_vget_v_u8m2x3_u8m2(v_src_rgb, 2);
vuint8m2x4_t v_dst_argb = __riscv_vcreate_v_u8m2x4(v_b, v_g, v_r, v_a);
__riscv_vsseg4e8_v_u8m2x4(dst_argb, v_dst_argb, vl);
w -= vl;
src_rgb24 += vl * 3;
dst_argb += vl * 4;
vl = __riscv_vsetvl_e8m2(w);
}
while (w > 0);
}
#else
void RGB24ToARGBRow_RVV(
const uint8_t* src_rgb24,
uint8_t* dst_argb,
int width) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2_t v_a = __riscv_vmv_v_x_u8m2(255u, vl);
do {
vuint8m2_t v_b, v_g, v_r;
__riscv_vlseg3e8_v_u8m2(&v_b, &v_g, &v_r, src_rgb24, vl);
__riscv_vsseg4e8_v_u8m2(dst_argb, v_b, v_g, v_r, v_a, vl);
w -= vl;
src_rgb24 += vl * 3;
dst_argb += vl * 4;
vl = __riscv_vsetvl_e8m2(w);
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_I444TOARGBROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void I444ToARGBRow_RVV(
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) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r, v_a;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
vuint8m2x4_t v_dst_argb;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
v_a = __riscv_vmv_v_x_u8m2(255u, vl);
do {
READYUV444(vl, w, src_y, src_u, src_v, v_u, v_v, v_y_16);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
v_dst_argb = __riscv_vcreate_v_u8m2x4(v_b, v_g, v_r, v_a);
__riscv_vsseg4e8_v_u8m2x4(dst_argb, v_dst_argb, vl);
w -= vl;
src_y += vl;
src_u += vl;
src_v += vl;
dst_argb += vl * 4;
}
while (w > 0);
}
#else
void I444ToARGBRow_RVV(
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) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r, v_a;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
v_a = __riscv_vmv_v_x_u8m2(255u, vl);
do {
READYUV444(vl, w, src_y, src_u, src_v, v_u, v_v, v_y_16);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
__riscv_vsseg4e8_v_u8m2(dst_argb, v_b, v_g, v_r, v_a, vl);
w -= vl;
src_y += vl;
src_u += vl;
src_v += vl;
dst_argb += vl * 4;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_I444ALPHATOARGBROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void I444AlphaToARGBRow_RVV(
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) {
size_t vl;
size_t w = (size_t)width;
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r, v_a;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
do {
vuint8m2x4_t v_dst_argb;
READYUV444(vl, w, src_y, src_u, src_v, v_u, v_v, v_y_16);
v_a = __riscv_vle8_v_u8m2(src_a, vl);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
v_dst_argb = __riscv_vcreate_v_u8m2x4(v_b, v_g, v_r, v_a);
__riscv_vsseg4e8_v_u8m2x4(dst_argb, v_dst_argb, vl);
w -= vl;
src_y += vl;
src_a += vl;
src_u += vl;
src_v += vl;
dst_argb += vl * 4;
}
while (w > 0);
}
#else
void I444AlphaToARGBRow_RVV(
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) {
size_t vl;
size_t w = (size_t)width;
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r, v_a;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
do {
READYUV444(vl, w, src_y, src_u, src_v, v_u, v_v, v_y_16);
v_a = __riscv_vle8_v_u8m2(src_a, vl);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
__riscv_vsseg4e8_v_u8m2(dst_argb, v_b, v_g, v_r, v_a, vl);
w -= vl;
src_y += vl;
src_a += vl;
src_u += vl;
src_v += vl;
dst_argb += vl * 4;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_I444TORGB24ROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void I444ToRGB24Row_RVV(
const uint8_t* src_y,
const uint8_t* src_u,
const uint8_t* src_v,
uint8_t* dst_rgb24,
const struct YuvConstants* yuvconstants,
int width) {
size_t vl;
size_t w = (size_t)width;
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
do {
vuint8m2x3_t v_dst_rgb;
READYUV444(vl, w, src_y, src_u, src_v, v_u, v_v, v_y_16);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
v_dst_rgb = __riscv_vcreate_v_u8m2x3(v_b, v_g, v_r);
__riscv_vsseg3e8_v_u8m2x3(dst_rgb24, v_dst_rgb, vl);
w -= vl;
src_y += vl;
src_u += vl;
src_v += vl;
dst_rgb24 += vl * 3;
}
while (w > 0);
}
#else
void I444ToRGB24Row_RVV(
const uint8_t* src_y,
const uint8_t* src_u,
const uint8_t* src_v,
uint8_t* dst_rgb24,
const struct YuvConstants* yuvconstants,
int width) {
size_t vl;
size_t w = (size_t)width;
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
do {
READYUV444(vl, w, src_y, src_u, src_v, v_u, v_v, v_y_16);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
__riscv_vsseg3e8_v_u8m2(dst_rgb24, v_b, v_g, v_r, vl);
w -= vl;
src_y += vl;
src_u += vl;
src_v += vl;
dst_rgb24 += vl * 3;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_I422TOARGBROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void I422ToARGBRow_RVV(
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) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r, v_a;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
vuint8m2x4_t v_dst_argb;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
v_a = __riscv_vmv_v_x_u8m2(255u, vl);
do {
READYUV422(vl, w, src_y, src_u, src_v, v_u, v_v, v_y_16);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
v_dst_argb = __riscv_vcreate_v_u8m2x4(v_b, v_g, v_r, v_a);
__riscv_vsseg4e8_v_u8m2x4(dst_argb, v_dst_argb, vl);
w -= vl;
src_y += vl;
src_u += vl / 2;
src_v += vl / 2;
dst_argb += vl * 4;
}
while (w > 0);
}
#else
void I422ToARGBRow_RVV(
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) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r, v_a;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
v_a = __riscv_vmv_v_x_u8m2(255u, vl);
do {
READYUV422(vl, w, src_y, src_u, src_v, v_u, v_v, v_y_16);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
__riscv_vsseg4e8_v_u8m2(dst_argb, v_b, v_g, v_r, v_a, vl);
w -= vl;
src_y += vl;
src_u += vl / 2;
src_v += vl / 2;
dst_argb += vl * 4;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_I422ALPHATOARGBROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void I422AlphaToARGBRow_RVV(
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) {
size_t vl;
size_t w = (size_t)width;
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r, v_a;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
do {
vuint8m2x4_t v_dst_argb;
READYUV422(vl, w, src_y, src_u, src_v, v_u, v_v, v_y_16);
v_a = __riscv_vle8_v_u8m2(src_a, vl);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
v_dst_argb = __riscv_vcreate_v_u8m2x4(v_b, v_g, v_r, v_a);
__riscv_vsseg4e8_v_u8m2x4(dst_argb, v_dst_argb, vl);
w -= vl;
src_y += vl;
src_a += vl;
src_u += vl / 2;
src_v += vl / 2;
dst_argb += vl * 4;
}
while (w > 0);
}
#else
void I422AlphaToARGBRow_RVV(
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) {
size_t vl;
size_t w = (size_t)width;
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r, v_a;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
do {
READYUV422(vl, w, src_y, src_u, src_v, v_u, v_v, v_y_16);
v_a = __riscv_vle8_v_u8m2(src_a, vl);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
__riscv_vsseg4e8_v_u8m2(dst_argb, v_b, v_g, v_r, v_a, vl);
w -= vl;
src_y += vl;
src_a += vl;
src_u += vl / 2;
src_v += vl / 2;
dst_argb += vl * 4;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_I422TORGBAROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void I422ToRGBARow_RVV(
const uint8_t* src_y,
const uint8_t* src_u,
const uint8_t* src_v,
uint8_t* dst_rgba,
const struct YuvConstants* yuvconstants,
int width) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r, v_a;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
vuint8m2x4_t v_dst_rgba;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
v_a = __riscv_vmv_v_x_u8m2(255u, vl);
do {
READYUV422(vl, w, src_y, src_u, src_v, v_u, v_v, v_y_16);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
v_dst_rgba = __riscv_vcreate_v_u8m2x4(v_a, v_b, v_g, v_r);
__riscv_vsseg4e8_v_u8m2x4(dst_rgba, v_dst_rgba, vl);
w -= vl;
src_y += vl;
src_u += vl / 2;
src_v += vl / 2;
dst_rgba += vl * 4;
}
while (w > 0);
}
#else
void I422ToRGBARow_RVV(
const uint8_t* src_y,
const uint8_t* src_u,
const uint8_t* src_v,
uint8_t* dst_rgba,
const struct YuvConstants* yuvconstants,
int width) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r, v_a;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
v_a = __riscv_vmv_v_x_u8m2(255u, vl);
do {
READYUV422(vl, w, src_y, src_u, src_v, v_u, v_v, v_y_16);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
__riscv_vsseg4e8_v_u8m2(dst_rgba, v_a, v_b, v_g, v_r, vl);
w -= vl;
src_y += vl;
src_u += vl / 2;
src_v += vl / 2;
dst_rgba += vl * 4;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_I422TORGB24ROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void I422ToRGB24Row_RVV(
const uint8_t* src_y,
const uint8_t* src_u,
const uint8_t* src_v,
uint8_t* dst_rgb24,
const struct YuvConstants* yuvconstants,
int width) {
size_t vl;
size_t w = (size_t)width;
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
vuint8m2x3_t v_dst_rgb;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
do {
READYUV422(vl, w, src_y, src_u, src_v, v_u, v_v, v_y_16);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
v_dst_rgb = __riscv_vcreate_v_u8m2x3(v_b, v_g, v_r);
__riscv_vsseg3e8_v_u8m2x3(dst_rgb24, v_dst_rgb, vl);
w -= vl;
src_y += vl;
src_u += vl / 2;
src_v += vl / 2;
dst_rgb24 += vl * 3;
}
while (w > 0);
}
#else
void I422ToRGB24Row_RVV(
const uint8_t* src_y,
const uint8_t* src_u,
const uint8_t* src_v,
uint8_t* dst_rgb24,
const struct YuvConstants* yuvconstants,
int width) {
size_t vl;
size_t w = (size_t)width;
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
do {
READYUV422(vl, w, src_y, src_u, src_v, v_u, v_v, v_y_16);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
__riscv_vsseg3e8_v_u8m2(dst_rgb24, v_b, v_g, v_r, vl);
w -= vl;
src_y += vl;
src_u += vl / 2;
src_v += vl / 2;
dst_rgb24 += vl * 3;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_I400TOARGBROW_RVV
#if defined(LIBYUV_RVV_HAS_TUPLE_TYPE) &&
defined(LIBYUV_RVV_HAS_VXRM_ARG)
void I400ToARGBRow_RVV(
const uint8_t* src_y,
uint8_t* dst_argb,
const struct YuvConstants* yuvconstants,
int width) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
const bool is_yb_positive = (yuvconstants->kRGBCoeffBias[4] >= 0);
vuint8m2_t v_a = __riscv_vmv_v_x_u8m2(255u, vl);
vuint16m4_t v_yg = __riscv_vmv_v_x_u16m4(yuvconstants->kRGBCoeffBias[0], vl);
vuint8m2x4_t v_dst_argb;
vuint16m4_t v_yb;
if (is_yb_positive) {
v_yb = __riscv_vmv_v_x_u16m4(yuvconstants->kRGBCoeffBias[4] - 32, vl);
}
else {
v_yb = __riscv_vmv_v_x_u16m4(-yuvconstants->kRGBCoeffBias[4] + 32, vl);
}
do {
vuint8m2_t v_y, v_out;
vuint16m4_t v_y_16, v_tmp0, v_tmp1, v_tmp2;
vl = __riscv_vsetvl_e8m2(w);
v_y = __riscv_vle8_v_u8m2(src_y, vl);
v_y_16 = __riscv_vwaddu_vx_u16m4(v_y, 0, vl);
v_tmp0 = __riscv_vmul_vx_u16m4(v_y_16, 0x0101, vl);
// 257 * v_y
v_tmp1 = __riscv_vmulhu_vv_u16m4(v_tmp0, v_yg, vl);
if (is_yb_positive) {
v_tmp2 = __riscv_vsaddu_vv_u16m4(v_tmp1, v_yb, vl);
}
else {
v_tmp2 = __riscv_vssubu_vv_u16m4(v_tmp1, v_yb, vl);
}
v_out = __riscv_vnclipu_wx_u8m2(v_tmp2, 6, __RISCV_VXRM_RNU, vl);
v_dst_argb = __riscv_vcreate_v_u8m2x4(v_out, v_out, v_out, v_a);
__riscv_vsseg4e8_v_u8m2x4(dst_argb, v_dst_argb, vl);
w -= vl;
src_y += vl;
dst_argb += vl * 4;
}
while (w > 0);
}
#else
void I400ToARGBRow_RVV(
const uint8_t* src_y,
uint8_t* dst_argb,
const struct YuvConstants* yuvconstants,
int width) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
const bool is_yb_positive = (yuvconstants->kRGBCoeffBias[4] >= 0);
vuint8m2_t v_a = __riscv_vmv_v_x_u8m2(255u, vl);
vuint16m4_t v_yb;
vuint16m4_t v_yg = __riscv_vmv_v_x_u16m4(yuvconstants->kRGBCoeffBias[0], vl);
// To match behavior on other platforms, vxrm (fixed-point rounding mode
// register) sets to round-to-nearest-up mode(0).
asm volatile(
"csrwi vxrm, 0");
if (is_yb_positive) {
v_yb = __riscv_vmv_v_x_u16m4(yuvconstants->kRGBCoeffBias[4] - 32, vl);
}
else {
v_yb = __riscv_vmv_v_x_u16m4(-yuvconstants->kRGBCoeffBias[4] + 32, vl);
}
do {
vuint8m2_t v_y, v_out;
vuint16m4_t v_y_16, v_tmp0, v_tmp1, v_tmp2;
vl = __riscv_vsetvl_e8m2(w);
v_y = __riscv_vle8_v_u8m2(src_y, vl);
v_y_16 = __riscv_vwaddu_vx_u16m4(v_y, 0, vl);
v_tmp0 = __riscv_vmul_vx_u16m4(v_y_16, 0x0101, vl);
// 257 * v_y
v_tmp1 = __riscv_vmulhu_vv_u16m4(v_tmp0, v_yg, vl);
if (is_yb_positive) {
v_tmp2 = __riscv_vsaddu_vv_u16m4(v_tmp1, v_yb, vl);
}
else {
v_tmp2 = __riscv_vssubu_vv_u16m4(v_tmp1, v_yb, vl);
}
v_out = __riscv_vnclipu_wx_u8m2(v_tmp2, 6, vl);
__riscv_vsseg4e8_v_u8m2(dst_argb, v_out, v_out, v_out, v_a, vl);
w -= vl;
src_y += vl;
dst_argb += vl * 4;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_J400TOARGBROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void J400ToARGBRow_RVV(
const uint8_t* src_y, uint8_t* dst_argb,
int width) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2_t v_a = __riscv_vmv_v_x_u8m2(255u, vl);
do {
vuint8m2_t v_y = __riscv_vle8_v_u8m2(src_y, vl);
vuint8m2x4_t v_dst_argb = __riscv_vcreate_v_u8m2x4(v_y, v_y, v_y, v_a);
__riscv_vsseg4e8_v_u8m2x4(dst_argb, v_dst_argb, vl);
w -= vl;
src_y += vl;
dst_argb += vl * 4;
vl = __riscv_vsetvl_e8m2(w);
}
while (w > 0);
}
#else
void J400ToARGBRow_RVV(
const uint8_t* src_y, uint8_t* dst_argb,
int width) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2_t v_a = __riscv_vmv_v_x_u8m2(255u, vl);
do {
vuint8m2_t v_y;
v_y = __riscv_vle8_v_u8m2(src_y, vl);
__riscv_vsseg4e8_v_u8m2(dst_argb, v_y, v_y, v_y, v_a, vl);
w -= vl;
src_y += vl;
dst_argb += vl * 4;
vl = __riscv_vsetvl_e8m2(w);
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_COPYROW_RVV
void CopyRow_RVV(
const uint8_t* src, uint8_t* dst,
int width) {
size_t w = (size_t)width;
do {
size_t vl = __riscv_vsetvl_e8m8(w);
vuint8m8_t v_data = __riscv_vle8_v_u8m8(src, vl);
__riscv_vse8_v_u8m8(dst, v_data, vl);
w -= vl;
src += vl;
dst += vl;
}
while (w > 0);
}
#endif
#ifdef HAS_NV12TOARGBROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void NV12ToARGBRow_RVV(
const uint8_t* src_y,
const uint8_t* src_uv,
uint8_t* dst_argb,
const struct YuvConstants* yuvconstants,
int width) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r, v_a;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
vuint8m2x4_t v_dst_argb;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
v_a = __riscv_vmv_v_x_u8m2(255u, vl);
do {
READNV12(vl, w, src_y, src_uv, v_u, v_v, v_y_16);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
v_dst_argb = __riscv_vcreate_v_u8m2x4(v_b, v_g, v_r, v_a);
__riscv_vsseg4e8_v_u8m2x4(dst_argb, v_dst_argb, vl);
w -= vl;
src_y += vl;
src_uv += vl;
dst_argb += vl * 4;
}
while (w > 0);
}
#else
void NV12ToARGBRow_RVV(
const uint8_t* src_y,
const uint8_t* src_uv,
uint8_t* dst_argb,
const struct YuvConstants* yuvconstants,
int width) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r, v_a;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
v_a = __riscv_vmv_v_x_u8m2(255u, vl);
do {
READNV12(vl, w, src_y, src_uv, v_u, v_v, v_y_16);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
__riscv_vsseg4e8_v_u8m2(dst_argb, v_b, v_g, v_r, v_a, vl);
w -= vl;
src_y += vl;
src_uv += vl;
dst_argb += vl * 4;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_NV12TORGB24ROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void NV12ToRGB24Row_RVV(
const uint8_t* src_y,
const uint8_t* src_uv,
uint8_t* dst_rgb24,
const struct YuvConstants* yuvconstants,
int width) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r;
vuint8m2x3_t v_dst_rgb;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
do {
READNV12(vl, w, src_y, src_uv, v_u, v_v, v_y_16);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
v_dst_rgb = __riscv_vcreate_v_u8m2x3(v_b, v_g, v_r);
__riscv_vsseg3e8_v_u8m2x3(dst_rgb24, v_dst_rgb, vl);
w -= vl;
src_y += vl;
src_uv += vl;
dst_rgb24 += vl * 3;
}
while (w > 0);
}
#else
void NV12ToRGB24Row_RVV(
const uint8_t* src_y,
const uint8_t* src_uv,
uint8_t* dst_rgb24,
const struct YuvConstants* yuvconstants,
int width) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
do {
READNV12(vl, w, src_y, src_uv, v_u, v_v, v_y_16);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
__riscv_vsseg3e8_v_u8m2(dst_rgb24, v_b, v_g, v_r, vl);
w -= vl;
src_y += vl;
src_uv += vl;
dst_rgb24 += vl * 3;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_NV21TOARGBROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void NV21ToARGBRow_RVV(
const uint8_t* src_y,
const uint8_t* src_vu,
uint8_t* dst_argb,
const struct YuvConstants* yuvconstants,
int width) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r, v_a;
vuint8m2x4_t v_dst_argb;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
v_a = __riscv_vmv_v_x_u8m2(255u, vl);
do {
READNV21(vl, w, src_y, src_vu, v_u, v_v, v_y_16);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
v_dst_argb = __riscv_vcreate_v_u8m2x4(v_b, v_g, v_r, v_a);
__riscv_vsseg4e8_v_u8m2x4(dst_argb, v_dst_argb, vl);
w -= vl;
src_y += vl;
src_vu += vl;
dst_argb += vl * 4;
}
while (w > 0);
}
#else
void NV21ToARGBRow_RVV(
const uint8_t* src_y,
const uint8_t* src_vu,
uint8_t* dst_argb,
const struct YuvConstants* yuvconstants,
int width) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r, v_a;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
v_a = __riscv_vmv_v_x_u8m2(255u, vl);
do {
READNV21(vl, w, src_y, src_vu, v_u, v_v, v_y_16);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
__riscv_vsseg4e8_v_u8m2(dst_argb, v_b, v_g, v_r, v_a, vl);
w -= vl;
src_y += vl;
src_vu += vl;
dst_argb += vl * 4;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_NV21TORGB24ROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void NV21ToRGB24Row_RVV(
const uint8_t* src_y,
const uint8_t* src_vu,
uint8_t* dst_rgb24,
const struct YuvConstants* yuvconstants,
int width) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r;
vuint8m2x3_t v_dst_rgb;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
do {
READNV21(vl, w, src_y, src_vu, v_u, v_v, v_y_16);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
v_dst_rgb = __riscv_vcreate_v_u8m2x3(v_b, v_g, v_r);
__riscv_vsseg3e8_v_u8m2x3(dst_rgb24, v_dst_rgb, vl);
w -= vl;
src_y += vl;
src_vu += vl;
dst_rgb24 += vl * 3;
}
while (w > 0);
}
#else
void NV21ToRGB24Row_RVV(
const uint8_t* src_y,
const uint8_t* src_vu,
uint8_t* dst_rgb24,
const struct YuvConstants* yuvconstants,
int width) {
size_t w = (size_t)width;
size_t vl = __riscv_vsetvl_e8m2(w);
uint8_t ub, vr, ug, vg;
int16_t yg, bb, bg, br;
vuint8m2_t v_u, v_v;
vuint8m2_t v_b, v_g, v_r;
vuint16m4_t v_y_16, v_g_16, v_b_16, v_r_16;
YUVTORGB_SETUP(yuvconstants, ub, vr, ug, vg, yg, bb, bg, br);
do {
READNV21(vl, w, src_y, src_vu, v_u, v_v, v_y_16);
YUVTORGB(vl, v_u, v_v, ub, vr, ug, vg, yg, bb, bg, br, v_y_16, v_g_16,
v_b_16, v_r_16);
RGBTORGB8(vl, v_g_16, v_b_16, v_r_16, v_g, v_b, v_r);
__riscv_vsseg3e8_v_u8m2(dst_rgb24, v_b, v_g, v_r, vl);
w -= vl;
src_y += vl;
src_vu += vl;
dst_rgb24 += vl * 3;
}
while (w > 0);
}
#endif
#endif
// Bilinear filter [VLEN/8]x2 -> [VLEN/8]x1
#ifdef HAS_INTERPOLATEROW_RVV
#ifdef LIBYUV_RVV_HAS_VXRM_ARG
void InterpolateRow_RVV(uint8_t* dst_ptr,
const uint8_t* src_ptr,
ptrdiff_t src_stride,
int dst_width,
int source_y_fraction) {
int y1_fraction = source_y_fraction;
int y0_fraction = 256 - y1_fraction;
const uint8_t* src_ptr1 = src_ptr + src_stride;
size_t dst_w = (size_t)dst_width;
assert(source_y_fraction >= 0);
assert(source_y_fraction < 256);
// Blend 100 / 0 - Copy row unchanged.
if (y1_fraction == 0) {
do {
size_t vl = __riscv_vsetvl_e8m8(dst_w);
__riscv_vse8_v_u8m8(dst_ptr, __riscv_vle8_v_u8m8(src_ptr, vl), vl);
dst_w -= vl;
src_ptr += vl;
dst_ptr += vl;
}
while (dst_w > 0);
return;
}
// Blend 50 / 50.
if (y1_fraction == 128) {
do {
size_t vl = __riscv_vsetvl_e8m8(dst_w);
vuint8m8_t row0 = __riscv_vle8_v_u8m8(src_ptr, vl);
vuint8m8_t row1 = __riscv_vle8_v_u8m8(src_ptr1, vl);
vuint8m8_t row_out =
__riscv_vaaddu_vv_u8m8(row0, row1, __RISCV_VXRM_RNU, vl);
__riscv_vse8_v_u8m8(dst_ptr, row_out, vl);
dst_w -= vl;
src_ptr += vl;
src_ptr1 += vl;
dst_ptr += vl;
}
while (dst_w > 0);
return;
}
// General purpose row blend.
do {
size_t vl = __riscv_vsetvl_e8m4(dst_w);
vuint8m4_t row0 = __riscv_vle8_v_u8m4(src_ptr, vl);
vuint16m8_t acc = __riscv_vwmulu_vx_u16m8(row0, y0_fraction, vl);
vuint8m4_t row1 = __riscv_vle8_v_u8m4(src_ptr1, vl);
acc = __riscv_vwmaccu_vx_u16m8(acc, y1_fraction, row1, vl);
__riscv_vse8_v_u8m4(
dst_ptr, __riscv_vnclipu_wx_u8m4(acc, 8, __RISCV_VXRM_RNU, vl), vl);
dst_w -= vl;
src_ptr += vl;
src_ptr1 += vl;
dst_ptr += vl;
}
while (dst_w > 0);
}
#else
void InterpolateRow_RVV(uint8_t* dst_ptr,
const uint8_t* src_ptr,
ptrdiff_t src_stride,
int dst_width,
int source_y_fraction) {
int y1_fraction = source_y_fraction;
int y0_fraction = 256 - y1_fraction;
const uint8_t* src_ptr1 = src_ptr + src_stride;
size_t dst_w = (size_t)dst_width;
assert(source_y_fraction >= 0);
assert(source_y_fraction < 256);
// Blend 100 / 0 - Copy row unchanged.
if (y1_fraction == 0) {
do {
size_t vl = __riscv_vsetvl_e8m8(dst_w);
__riscv_vse8_v_u8m8(dst_ptr, __riscv_vle8_v_u8m8(src_ptr, vl), vl);
dst_w -= vl;
src_ptr += vl;
dst_ptr += vl;
}
while (dst_w > 0);
return;
}
// To match behavior on other platforms, vxrm (fixed-point rounding mode
// register) is set to round-to-nearest-up(0).
asm volatile(
"csrwi vxrm, 0");
// Blend 50 / 50.
if (y1_fraction == 128) {
do {
size_t vl = __riscv_vsetvl_e8m8(dst_w);
vuint8m8_t row0 = __riscv_vle8_v_u8m8(src_ptr, vl);
vuint8m8_t row1 = __riscv_vle8_v_u8m8(src_ptr1, vl);
// Use round-to-nearest-up mode for averaging add
vuint8m8_t row_out = __riscv_vaaddu_vv_u8m8(row0, row1, vl);
__riscv_vse8_v_u8m8(dst_ptr, row_out, vl);
dst_w -= vl;
src_ptr += vl;
src_ptr1 += vl;
dst_ptr += vl;
}
while (dst_w > 0);
return;
}
// General purpose row blend.
do {
size_t vl = __riscv_vsetvl_e8m4(dst_w);
vuint8m4_t row0 = __riscv_vle8_v_u8m4(src_ptr, vl);
vuint16m8_t acc = __riscv_vwmulu_vx_u16m8(row0, y0_fraction, vl);
vuint8m4_t row1 = __riscv_vle8_v_u8m4(src_ptr1, vl);
acc = __riscv_vwmaccu_vx_u16m8(acc, y1_fraction, row1, vl);
// Use round-to-nearest-up mode for vnclip
__riscv_vse8_v_u8m4(dst_ptr, __riscv_vnclipu_wx_u8m4(acc, 8, vl), vl);
dst_w -= vl;
src_ptr += vl;
src_ptr1 += vl;
dst_ptr += vl;
}
while (dst_w > 0);
}
#endif
#endif
#ifdef HAS_SPLITRGBROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void SplitRGBRow_RVV(
const uint8_t* src_rgb,
uint8_t* dst_r,
uint8_t* dst_g,
uint8_t* dst_b,
int width) {
size_t w = (size_t)width;
do {
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2x3_t v_src = __riscv_vlseg3e8_v_u8m2x3(src_rgb, vl);
vuint8m2_t v_r = __riscv_vget_v_u8m2x3_u8m2(v_src, 0);
vuint8m2_t v_g = __riscv_vget_v_u8m2x3_u8m2(v_src, 1);
vuint8m2_t v_b = __riscv_vget_v_u8m2x3_u8m2(v_src, 2);
__riscv_vse8_v_u8m2(dst_r, v_r, vl);
__riscv_vse8_v_u8m2(dst_g, v_g, vl);
__riscv_vse8_v_u8m2(dst_b, v_b, vl);
w -= vl;
dst_r += vl;
dst_g += vl;
dst_b += vl;
src_rgb += vl * 3;
}
while (w > 0);
}
#else
void SplitRGBRow_RVV(
const uint8_t* src_rgb,
uint8_t* dst_r,
uint8_t* dst_g,
uint8_t* dst_b,
int width) {
size_t w = (size_t)width;
do {
vuint8m2_t v_b, v_g, v_r;
size_t vl = __riscv_vsetvl_e8m2(w);
__riscv_vlseg3e8_v_u8m2(&v_r, &v_g, &v_b, src_rgb, vl);
__riscv_vse8_v_u8m2(dst_r, v_r, vl);
__riscv_vse8_v_u8m2(dst_g, v_g, vl);
__riscv_vse8_v_u8m2(dst_b, v_b, vl);
w -= vl;
dst_r += vl;
dst_g += vl;
dst_b += vl;
src_rgb += vl * 3;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_MERGERGBROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void MergeRGBRow_RVV(
const uint8_t* src_r,
const uint8_t* src_g,
const uint8_t* src_b,
uint8_t* dst_rgb,
int width) {
size_t w = (size_t)width;
do {
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2_t v_r = __riscv_vle8_v_u8m2(src_r, vl);
vuint8m2_t v_g = __riscv_vle8_v_u8m2(src_g, vl);
vuint8m2_t v_b = __riscv_vle8_v_u8m2(src_b, vl);
vuint8m2x3_t v_dst = __riscv_vcreate_v_u8m2x3(v_r, v_g, v_b);
__riscv_vsseg3e8_v_u8m2x3(dst_rgb, v_dst, vl);
w -= vl;
src_r += vl;
src_g += vl;
src_b += vl;
dst_rgb += vl * 3;
}
while (w > 0);
}
#else
void MergeRGBRow_RVV(
const uint8_t* src_r,
const uint8_t* src_g,
const uint8_t* src_b,
uint8_t* dst_rgb,
int width) {
size_t w = (size_t)width;
do {
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2_t v_r = __riscv_vle8_v_u8m2(src_r, vl);
vuint8m2_t v_g = __riscv_vle8_v_u8m2(src_g, vl);
vuint8m2_t v_b = __riscv_vle8_v_u8m2(src_b, vl);
__riscv_vsseg3e8_v_u8m2(dst_rgb, v_r, v_g, v_b, vl);
w -= vl;
src_r += vl;
src_g += vl;
src_b += vl;
dst_rgb += vl * 3;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_SPLITARGBROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void SplitARGBRow_RVV(
const uint8_t* src_argb,
uint8_t* dst_r,
uint8_t* dst_g,
uint8_t* dst_b,
uint8_t* dst_a,
int width) {
size_t w = (size_t)width;
do {
size_t vl = __riscv_vsetvl_e8m2(w);
vuint8m2x4_t v_src = __riscv_vlseg4e8_v_u8m2x4(src_argb, vl);
vuint8m2_t v_b = __riscv_vget_v_u8m2x4_u8m2(v_src, 0);
vuint8m2_t v_g = __riscv_vget_v_u8m2x4_u8m2(v_src, 1);
vuint8m2_t v_r = __riscv_vget_v_u8m2x4_u8m2(v_src, 2);
vuint8m2_t v_a = __riscv_vget_v_u8m2x4_u8m2(v_src, 3);
__riscv_vse8_v_u8m2(dst_a, v_a, vl);
__riscv_vse8_v_u8m2(dst_r, v_r, vl);
__riscv_vse8_v_u8m2(dst_g, v_g, vl);
__riscv_vse8_v_u8m2(dst_b, v_b, vl);
w -= vl;
dst_a += vl;
dst_r += vl;
dst_g += vl;
dst_b += vl;
src_argb += vl * 4;
}
while (w > 0);
}
#else
void SplitARGBRow_RVV(
const uint8_t* src_argb,
uint8_t* dst_r,
uint8_t* dst_g,
uint8_t* dst_b,
uint8_t* dst_a,
int width) {
size_t w = (size_t)width;
do {
vuint8m2_t v_b, v_g, v_r, v_a;
size_t vl = __riscv_vsetvl_e8m2(w);
__riscv_vlseg4e8_v_u8m2(&v_b, &v_g, &v_r, &v_a, src_argb, vl);
__riscv_vse8_v_u8m2(dst_a, v_a, vl);
__riscv_vse8_v_u8m2(dst_r, v_r, vl);
__riscv_vse8_v_u8m2(dst_g, v_g, vl);
__riscv_vse8_v_u8m2(dst_b, v_b, vl);
w -= vl;
dst_a += vl;
dst_r += vl;
dst_g += vl;
dst_b += vl;
src_argb += vl * 4;
}
while (w > 0);
}
#endif
#endif
#ifdef HAS_MERGEARGBROW_RVV
#ifdef LIBYUV_RVV_HAS_TUPLE_TYPE
void MergeARGBRow_RVV(
const uint8_t* src_r,
--> --------------------
--> maximum size reached
--> --------------------
