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J420ToI420 AVX2

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libyuv_test '--gunit_filter=*J420ToI420*' --libyuv_width=1280 --libyuv_height=720 --libyuv_repeat=1000 --libyuv_flags=-1 --libyuv_cpu_info=-1

Skylake Xeon
AVX2 J420ToI420_Opt (114 ms)
C    J420ToI420_Opt (596 ms)

Sapphire Rapids
AVX2 J420ToI420_Opt (126 ms)
C    J420ToI420_Opt (717 ms)

Samsung S23
NEON J420ToI420_Opt (46 ms)
C    J420ToI420_Opt (95 ms)

Bug: 381327032
Change-Id: I2b551507c2a8b1da4f04651b622fc9247a75050d
Reviewed-on: https://chromium-review.googlesource.com/c/libyuv/libyuv/+/6201239
Reviewed-by: Justin Green <greenjustin@google.com>
This commit is contained in:
Frank Barchard 2025-01-26 16:25:46 -08:00
parent 67f3f17d9a
commit 6c2415bfab
6 changed files with 61 additions and 23 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
README.chromium
View File

@ -1,6 +1,6 @@
Name: libyuv
URL: https://chromium.googlesource.com/libyuv/libyuv/
Version: 1900
Version: 1901
License: BSD
License File: LICENSE
Shipped: yes

11
include/libyuv/row.h
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@ -301,6 +301,7 @@ extern "C" {
#define HAS_ARGBUNATTENUATEROW_AVX2
#define HAS_CONVERT16TO8ROW_AVX2
#define HAS_CONVERT8TO16ROW_AVX2
#define HAS_CONVERT8TO8ROW_AVX2
#define HAS_DETILEROW_16_AVX
#define HAS_DIVIDEROW_16_AVX2
#define HAS_HALFMERGEUVROW_AVX2
@ -3657,6 +3658,16 @@ void Convert8To8Row_Any_NEON(const uint8_t* src_ptr,
int scale,
int bias,
int width);
void Convert8To8Row_AVX2(const uint8_t* src_y,
uint8_t* dst_y,
int scale,
int bias,
int width);
void Convert8To8Row_Any_AVX2(const uint8_t* src_ptr,
uint8_t* dst_ptr,
int scale,
int bias,
int width);
void CopyRow_SSE2(const uint8_t* src, uint8_t* dst, int width);
void CopyRow_AVX(const uint8_t* src, uint8_t* dst, int width);

2
include/libyuv/version.h
View File

@ -11,6 +11,6 @@
#ifndef INCLUDE_LIBYUV_VERSION_H_
#define INCLUDE_LIBYUV_VERSION_H_
#define LIBYUV_VERSION 1900
#define LIBYUV_VERSION 1901
#endif // INCLUDE_LIBYUV_VERSION_H_

21
source/planar_functions.cc
View File

@ -271,19 +271,6 @@ void Convert8To8Plane(const uint8_t* src_y,
}
}
#endif
#if defined(HAS_CONVERT8TO8ROW_SME)
if (TestCpuFlag(kCpuHasSME)) {
Convert8To8Row = Convert8To8Row_SME;
}
#endif
#if defined(HAS_CONVERT8TO8ROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3)) {
Convert8To8Row = Convert8To8Row_Any_SSSE3;
if (IS_ALIGNED(width, 8)) {
Convert8To8Row = Convert8To8Row_SSSE3;
}
}
#endif
#if defined(HAS_CONVERT8TO8ROW_AVX2)
if (TestCpuFlag(kCpuHasAVX2)) {
Convert8To8Row = Convert8To8Row_Any_AVX2;
@ -292,14 +279,6 @@ void Convert8To8Plane(const uint8_t* src_y,
}
}
#endif
#if defined(HAS_CONVERT8TO8ROW_AVX512BW)
if (TestCpuFlag(kCpuHasAVX512BW)) {
Convert8To8Row = Convert8To8Row_Any_AVX512BW;
if (IS_ALIGNED(width, 64)) {
Convert8To8Row = Convert8To8Row_AVX512BW;
}
}
#endif
// Convert plane
for (y = 0; y < height; ++y) {

9
source/row_any.cc
View File

@ -1806,6 +1806,15 @@ ANY11SB(Convert8To8Row_Any_NEON,
uint8_t,
31)
#endif
#ifdef HAS_CONVERT8TO8ROW_AVX2
ANY11SB(Convert8To8Row_Any_AVX2,
Convert8To8Row_AVX2,
1,
1,
uint8_t,
uint8_t,
31)
#endif
#undef ANY11B
// Any 1 to 1 with parameter and shorts to byte. BPP measures in shorts.

39
source/row_gcc.cc
View File

@ -9710,6 +9710,45 @@ void ClampFloatToZero_SSE2(const float* src_x, float* dst_y, int width) {
: "memory", "cc", "xmm0", "xmm1");
}
#ifdef HAS_CONVERT16TO8ROW_AVX2
void Convert8To8Row_AVX2(const uint8_t* src_y,
uint8_t* dst_y,
int scale,
int bias,
int width) {
asm volatile(
"sub %0,%1 \n"
"vmovd %3,%%xmm2 \n"
"vmovd %4,%%xmm3 \n"
"vpbroadcastw %%xmm2,%%ymm2 \n"
"vpbroadcastb %%xmm3,%%ymm3 \n"
"vpxor %%ymm4,%%ymm4,%%ymm4 \n"
"vpsllw $8,%%ymm2,%%ymm2 \n"
// 32 pixels per loop.
LABELALIGN
"1: \n"
"vmovdqu (%0),%%ymm0 \n"
"vpunpckhbw %%ymm4,%%ymm0,%%ymm1 \n" // mutates
"vpunpcklbw %%ymm4,%%ymm0,%%ymm0 \n"
"vpmulhuw %%ymm2,%%ymm0,%%ymm0 \n"
"vpmulhuw %%ymm2,%%ymm1,%%ymm1 \n"
"vpackuswb %%ymm1,%%ymm0,%%ymm0 \n" // unmutates
"vpaddb %%ymm3,%%ymm0,%%ymm0 \n"
"vmovdqu %%ymm0,(%0,%1) \n"
"add $0x20,%0 \n"
"sub $0x20,%2 \n"
"jg 1b \n"
"vzeroupper \n"
: "+r"(src_y), // %0
"+r"(dst_y), // %1
"+r"(width) // %2
: "r"(scale), // %3
"r"(bias) // %4
: "memory", "cc", "xmm0", "xmm1", "xmm2", "xmm3", "xmm4");
}
#endif // HAS_CONVERT16TO8ROW_AVX2
#endif // defined(__x86_64__) || defined(__i386__)
#ifdef __cplusplus