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Bayer GG specialized version for Sobel

Browse Source 
BUG=none
TEST=Sobel
R=johannkoenig@google.com

Review URL: https://webrtc-codereview.appspot.com/2849004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@826 16f28f9a-4ce2-e073-06de-1de4eb20be90
This commit is contained in:
fbarchard@google.com 2013-10-25 07:39:43 +00:00
parent 1b2ff39cc8
commit 08b24a4232
11 changed files with 151 additions and 8 deletions
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16
DEPS
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@ -78,6 +78,22 @@ deps_os = {
"third_party/gold":
From("chromium_deps", "src/third_party/gold"),
},
"ios": {
# NSS, for SSLClientSocketNSS.
"third_party/nss":
From("chromium_deps", "src/third_party/nss"),
"net/third_party/nss":
Var("chromium_trunk") + "/src/net/third_party/nss@" + Var("chromium_revision"),
# class-dump utility to generate header files for undocumented SDKs.
"testing/iossim/third_party/class-dump":
From("chromium_deps", "src/testing/iossim/third_party/class-dump"),
# Helper for running under the simulator.
"testing/iossim":
Var("chromium_trunk") + "/src/testing/iossim@" + Var("chromium_revision"),
},
}
hooks = [

2
README.chromium
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@ -1,6 +1,6 @@
Name: libyuv
URL: http://code.google.com/p/libyuv/
Version: 825
Version: 826
License: BSD
License File: LICENSE

5
include/libyuv/planar_functions.h
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@ -351,8 +351,9 @@ int ARGBComputeCumulativeSum(const uint8* src_argb, int src_stride_argb,
int width, int height);
// Blur ARGB image.
// Caller should allocate dst_cumsum table of width * height * 16 bytes aligned
// to 16 byte boundary.
// dst_cumsum table of width * height * 16 bytes aligned to 16 byte boundary.
// dst_stride32_cumsum is number of ints in a row (width * 4).
// radius is number of pixels around the center. e.g. 1 = 3x3. 2=5x5.
LIBYUV_API
int ARGBBlur(const uint8* src_argb, int src_stride_argb,
uint8* dst_argb, int dst_stride_argb,

13
include/libyuv/row.h
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@ -70,6 +70,7 @@ extern "C" {
#define HAS_ARGBSHUFFLEROW_SSE2
#define HAS_ARGBSHUFFLEROW_SSSE3
#define HAS_ARGBTOBAYERROW_SSSE3
#define HAS_ARGBTOBAYERGGROW_SSE2
#define HAS_ARGBTOUV422ROW_SSSE3
#define HAS_ARGBTOUV444ROW_SSSE3
#define HAS_ARGBTOUVJROW_SSSE3
@ -156,7 +157,9 @@ extern "C" {
// to __native_client__ to test.
#if !defined(LIBYUV_DISABLE_X86) && \
((defined(_M_IX86) && defined(_MSC_VER) && _MSC_VER >= 1700) || \
defined(__native_client__AVX2) || defined(__clang__) || defined(GCC_HAS_AVX2))
((defined(__x86_64__) || defined(__i386__)) && \
(defined(__native_client__AVX2) || defined(__clang__) || \
defined(GCC_HAS_AVX2))))
// Effects:
#define HAS_ARGBPOLYNOMIALROW_AVX2
#define HAS_ARGBSHUFFLEROW_AVX2
@ -1398,8 +1401,16 @@ void ARGBToBayerRow_Any_SSSE3(const uint8* src_argb, uint8* dst_bayer,
uint32 selector, int pix);
void ARGBToBayerRow_Any_NEON(const uint8* src_argb, uint8* dst_bayer,
uint32 selector, int pix);
void ARGBToBayerGGRow_C(const uint8* src_argb, uint8* dst_bayer,
uint32 /* selector */, int pix);
void ARGBToBayerGGRow_SSE2(const uint8* src_argb, uint8* dst_bayer,
uint32 /* selector */, int pix);
void ARGBToBayerGGRow_NEON(const uint8* src_argb, uint8* dst_bayer,
uint32 /* selector */, int pix);
void ARGBToBayerGGRow_Any_SSE2(const uint8* src_argb, uint8* dst_bayer,
uint32 /* selector */, int pix);
void ARGBToBayerGGRow_Any_NEON(const uint8* src_argb, uint8* dst_bayer,
uint32 /* selector */, int pix);
void I422ToYUY2Row_C(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 825
#define LIBYUV_VERSION 826
#endif // INCLUDE_LIBYUV_VERSION_H_ NOLINT

16
source/planar_functions.cc
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@ -1849,6 +1849,15 @@ static int ARGBSobelize(const uint8* src_argb, int src_stride_argb,
// ARGBToBayer used to select G channel from ARGB.
void (*ARGBToBayerRow)(const uint8* src_argb, uint8* dst_bayer,
uint32 selector, int pix) = ARGBToBayerRow_C;
#if defined(HAS_ARGBTOBAYERGGROW_SSE2)
if (TestCpuFlag(kCpuHasSSE2) && width >= 8 &&
IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) {
ARGBToBayerRow = ARGBToBayerGGRow_Any_SSE2;
if (IS_ALIGNED(width, 8)) {
ARGBToBayerRow = ARGBToBayerGGRow_SSE2;
}
}
#endif
#if defined(HAS_ARGBTOBAYERROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3) && width >= 8 &&
IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) {
@ -1857,11 +1866,12 @@ static int ARGBSobelize(const uint8* src_argb, int src_stride_argb,
ARGBToBayerRow = ARGBToBayerRow_SSSE3;
}
}
#elif defined(HAS_ARGBTOBAYERROW_NEON)
#endif
#if defined(HAS_ARGBTOBAYERGGROW_NEON)
if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
ARGBToBayerRow = ARGBToBayerRow_Any_NEON;
ARGBToBayerRow = ARGBToBayerGGRow_Any_NEON;
if (IS_ALIGNED(width, 8)) {
ARGBToBayerRow = ARGBToBayerRow_NEON;
ARGBToBayerRow = ARGBToBayerGGRow_NEON;
}
}
#endif

9
source/row_any.cc
View File

@ -199,6 +199,15 @@ BAYERANY(ARGBToBayerRow_Any_SSSE3, ARGBToBayerRow_SSSE3, ARGBToBayerRow_C,
BAYERANY(ARGBToBayerRow_Any_NEON, ARGBToBayerRow_NEON, ARGBToBayerRow_C,
7, 4, 1)
#endif
#if defined(HAS_ARGBTOBAYERGGROW_SSE2)
BAYERANY(ARGBToBayerGGRow_Any_SSE2, ARGBToBayerGGRow_SSE2, ARGBToBayerGGRow_C,
7, 4, 1)
#endif
#if defined(HAS_ARGBTOBAYERGGROW_NEON)
BAYERANY(ARGBToBayerGGRow_Any_NEON, ARGBToBayerGGRow_NEON, ARGBToBayerGGRow_C,
7, 4, 1)
#endif
#undef BAYERANY
// RGB/YUV to Y does multiple of 16 with SIMD and last 16 with SIMD.

15
source/row_common.cc
View File

@ -1861,6 +1861,21 @@ void ARGBToBayerRow_C(const uint8* src_argb,
}
}
// Select G channel from ARGB. e.g. GGGGGGGG
void ARGBToBayerGGRow_C(const uint8* src_argb,
uint8* dst_bayer, uint32 /*selector*/, int pix) {
// Copy a row of Bayer.
for (int x = 0; x < pix - 1; x += 2) {
dst_bayer[0] = src_argb[1];
dst_bayer[1] = src_argb[5];
src_argb += 8;
dst_bayer += 2;
}
if (pix & 1) {
dst_bayer[0] = src_argb[1];
}
}
// Use first 4 shuffler values to reorder ARGB channels.
void ARGBShuffleRow_C(const uint8* src_argb, uint8* dst_argb,
const uint8* shuffler, int pix) {

17
source/row_neon.cc
View File

@ -1193,6 +1193,23 @@ void ARGBToBayerRow_NEON(const uint8* src_argb, uint8* dst_bayer,
);
}
// Select G channels from ARGB. e.g. GGGGGGGG
void ARGBToBayerGGRow_NEON(const uint8* src_argb, uint8* dst_bayer,
uint32 /*selector*/, int pix) {
asm volatile (
"1: \n"
"vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load row 8 pixels.
"subs %2, %2, #8 \n" // 8 processed per loop
"vst1.8 {d1}, [%1]! \n" // store 8 G's.
"bgt 1b \n"
: "+r"(src_argb), // %0
"+r"(dst_bayer), // %1
"+r"(pix) // %2
:
: "cc", "memory", "q0", "q1" // Clobber List
);
}
// For BGRAToARGB, ABGRToARGB, RGBAToARGB, and ARGBToRGBA.
void ARGBShuffleRow_NEON(const uint8* src_argb, uint8* dst_argb,
const uint8* shuffler, int pix) {

33
source/row_posix.cc
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@ -5721,6 +5721,39 @@ void ARGBToBayerRow_SSSE3(const uint8* src_argb, uint8* dst_bayer,
}
#endif // HAS_ARGBTOBAYERROW_SSSE3
#ifdef HAS_ARGBTOBAYERGGROW_SSE2
void ARGBToBayerGGRow_SSE2(const uint8* src_argb, uint8* dst_bayer,
uint32 selector, int pix) {
asm volatile (
"pcmpeqb %%xmm5,%%xmm5 \n"
"psrld $0x18,%%xmm5 \n"
".p2align 4 \n"
"1: \n"
"movdqa " MEMACCESS(0) ",%%xmm0 \n"
"movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
"lea " MEMLEA(0x20,0) ",%0 \n"
"psrld $0x8,%%xmm0 \n"
"psrld $0x8,%%xmm1 \n"
"pand %%xmm5,%%xmm0 \n"
"pand %%xmm5,%%xmm1 \n"
"packusdw %%xmm1,%%xmm0 \n"
"packuswb %%xmm1,%%xmm0 \n"
"sub $0x8,%2 \n"
"movq %%xmm0," MEMACCESS(1) " \n"
"lea " MEMLEA(0x8,1) ",%1 \n"
"jg 1b \n"
: "+r"(src_argb), // %0
"+r"(dst_bayer), // %1
"+r"(pix) // %2
:
: "memory", "cc"
#if defined(__SSE2__)
, "xmm0", "xmm1", "xmm5"
#endif
);
}
#endif // HAS_ARGBTOBAYERGGROW_SSE2
#ifdef HAS_ARGBSHUFFLEROW_SSSE3
// For BGRAToARGB, ABGRToARGB, RGBAToARGB, and ARGBToRGBA.
void ARGBShuffleRow_SSSE3(const uint8* src_argb, uint8* dst_argb,

31
source/row_win.cc
View File

@ -6718,6 +6718,37 @@ void ARGBToBayerRow_SSSE3(const uint8* src_argb, uint8* dst_bayer,
}
}
// Specialized ARGB to Bayer that just isolates G channel.
__declspec(naked) __declspec(align(16))
void ARGBToBayerGGRow_SSE2(const uint8* src_argb, uint8* dst_bayer,
uint32 selector, int pix) {
__asm {
mov eax, [esp + 4] // src_argb
mov edx, [esp + 8] // dst_bayer
// selector
mov ecx, [esp + 16] // pix
pcmpeqb xmm5, xmm5 // generate mask 0x000000ff
psrld xmm5, 24
align 16
wloop:
movdqa xmm0, [eax]
movdqa xmm1, [eax + 16]
lea eax, [eax + 32]
psrld xmm0, 8 // Move green to bottom.
psrld xmm1, 8
pand xmm0, xmm5
pand xmm1, xmm5
packusdw xmm0, xmm1
packuswb xmm0, xmm1
sub ecx, 8
movq qword ptr [edx], xmm0
lea edx, [edx + 8]
jg wloop
ret
}
}
// For BGRAToARGB, ABGRToARGB, RGBAToARGB, and ARGBToRGBA.
__declspec(naked) __declspec(align(16))
void ARGBShuffleRow_SSSE3(const uint8* src_argb, uint8* dst_argb,