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neon yuv matrix function

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R=harryjin@google.com
BUG=libyuv:488

Review URL: https://codereview.chromium.org/1337973002 .
This commit is contained in:
Frank Barchard 2015-09-11 11:12:30 -07:00
parent 602fdbef94
commit 67a9e30225
5 changed files with 37 additions and 13 deletions
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2
README.chromium
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@ -1,6 +1,6 @@
Name: libyuv
URL: http://code.google.com/p/libyuv/
Version: 1481
Version: 1482
License: BSD
License File: LICENSE

13
include/libyuv/row.h
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@ -304,7 +304,9 @@ extern "C" {
#define HAS_I422TOARGB4444ROW_NEON
#define HAS_I422TOARGBROW_NEON
// TODO(fbarchard): Implement NEON version
// #define HAS_I422TOARGBMATRIXROW_NEON
#ifndef __aarch64__
#define HAS_I422TOARGBMATRIXROW_NEON
#endif
// #define HAS_I422TOABGRMATRIXROW_NEON
#define HAS_I422TOBGRAROW_NEON
#define HAS_I422TORAWROW_NEON
@ -442,6 +444,13 @@ struct YuvConstants {
lvec16 kYToRgb;
};
struct YuvConstantsNEON {
uvec8 kUVToRB;
uvec8 kUVToG;
vec16 kUVBiasBGR;
vec32 kYToRgb;
};
#if defined(__APPLE__) || defined(__x86_64__) || defined(__llvm__)
#define OMITFP
#else
@ -541,7 +550,7 @@ void I422ToARGBMatrixRow_NEON(const uint8* src_y,
const uint8* src_u,
const uint8* src_v,
uint8* dst_argb,
struct YuvConstants* YuvConstants,
struct YuvConstantsNEON* YuvConstants,
int width);
void I422ToABGRMatrixRow_NEON(const uint8* src_y,
const uint8* src_u,

2
include/libyuv/version.h
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@ -11,6 +11,6 @@
#ifndef INCLUDE_LIBYUV_VERSION_H_ // NOLINT
#define INCLUDE_LIBYUV_VERSION_H_
#define LIBYUV_VERSION 1481
#define LIBYUV_VERSION 1482
#endif // INCLUDE_LIBYUV_VERSION_H_ NOLINT

7
source/row_common.cc
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@ -2276,6 +2276,7 @@ void I422ToUYVYRow_C(const uint8* src_y,
extern struct YuvConstants kYuvConstants;
extern struct YuvConstants kYuvJConstants;
extern struct YuvConstants kYuvHConstants;
extern struct YuvConstantsNEON kYuvConstantsNEON;
#define ANYYUV(NAMEANY, ANY_SIMD, YUVCONSTANTS) \
void NAMEANY(const uint8* y_buf, \
@ -2286,6 +2287,12 @@ extern struct YuvConstants kYuvHConstants;
ANY_SIMD(y_buf, u_buf, v_buf, dst_argb, &YUVCONSTANTS, width); \
}
#ifdef HAS_I422TOARGBMATRIXROW_NEON
ANYYUV(I422ToARGBRow_NEON, I422ToARGBMatrixRow_NEON, kYuvConstantsNEON)
//ANYYUV(J422ToARGBRow_NEON, I422ToARGBMatrixRow_NEON, kYuvJConstantsNEON)
//ANYYUV(H422ToARGBRow_NEON, I422ToARGBMatrixRow_NEON, kYuvHConstantsNEON)
#endif
#ifdef HAS_I422TOARGBMATRIXROW_SSSE3
ANYYUV(I422ToARGBRow_SSSE3, I422ToARGBMatrixRow_SSSE3, kYuvConstants)
ANYYUV(J422ToARGBRow_SSSE3, I422ToARGBMatrixRow_SSSE3, kYuvJConstants)

26
source/row_neon.cc
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@ -150,6 +150,13 @@ extern "C" {
#define BG (UG * 128 + VG * 128 - YGB)
#define BR (VR * 128 - YGB)
YuvConstantsNEON SIMD_ALIGNED(kYuvConstantsNEON) = {
{ 128, 128, 128, 128, 102, 102, 102, 102, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 25, 25, 25, 25, 52, 52, 52, 52, 0, 0, 0, 0, 0, 0, 0, 0 },
{ BB, BG, BR, 0, 0, 0, 0, 0 },
{ 0x0101 * YG, 0, 0, 0 }
};
static uvec8 kUVToRB = { 128, 128, 128, 128, 102, 102, 102, 102,
0, 0, 0, 0, 0, 0, 0, 0 };
static uvec8 kUVToG = { 25, 25, 25, 25, 52, 52, 52, 52,
@ -196,11 +203,12 @@ void I444ToARGBRow_NEON(const uint8* src_y,
);
}
void I422ToARGBRow_NEON(const uint8* src_y,
const uint8* src_u,
const uint8* src_v,
uint8* dst_argb,
int width) {
void I422ToARGBMatrixRow_NEON(const uint8* src_y,
const uint8* src_u,
const uint8* src_v,
uint8* dst_argb,
struct YuvConstantsNEON* YuvConstants,
int width) {
asm volatile (
YUV422TORGB_SETUP_REG
"1: \n"
@ -216,10 +224,10 @@ void I422ToARGBRow_NEON(const uint8* src_y,
"+r"(src_v), // %2
"+r"(dst_argb), // %3
"+r"(width) // %4
: [kUVToRB]"r"(&kUVToRB), // %5
[kUVToG]"r"(&kUVToG), // %6
[kUVBiasBGR]"r"(&kUVBiasBGR),
[kYToRgb]"r"(&kYToRgb)
: [kUVToRB]"r"(&YuvConstants->kUVToRB), // %5
[kUVToG]"r"(&YuvConstants->kUVToG), // %6
[kUVBiasBGR]"r"(&YuvConstants->kUVBiasBGR),
[kYToRgb]"r"(&YuvConstants->kYToRgb)
: "cc", "memory", "q0", "q1", "q2", "q3", "q4",
"q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
);