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libyuv
Commit 510fe70c authored by fbarchard@google.com's avatar fbarchard@google.com
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Assembly tuned for rgb565 etc functions. pipelines for atom/core2. 

BUG=none
TEST=none
Review URL: https://webrtc-codereview.appspot.com/368002

git-svn-id: http://libyuv.googlecode.com/svn/trunk@146 16f28f9a-4ce2-e073-06de-1de4eb20be90
parent 882ddbd9
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Showing with 76 additions and 83 deletions
README.chromium
View file @ 510fe70c
Name: libyuv
URL: http://code.google.com/p/libyuv/
Version: 145
Version: 146
License: BSD
License File: LICENSE
......
source/row_win.cc
View file @ 510fe70c
......@@ -395,7 +395,7 @@ __asm {
mov eax, [esp + 4] // src_argb
mov edx, [esp + 8] // dst_rgb
mov ecx, [esp + 12] // pix
movdqa xmm5, kShuffleMaskARGBToRGB24
movdqa xmm6, kShuffleMaskARGBToRGB24
convertloop:
movdqa xmm0, [eax] // fetch 16 pixels of argb
......@@ -403,23 +403,23 @@ __asm {
movdqa xmm2, [eax + 32]
movdqa xmm3, [eax + 48]
lea eax, [eax + 64]
pshufb xmm0, xmm5 // pack 16 bytes of ARGB to 12 bytes of RGB
pshufb xmm1, xmm5
pshufb xmm2, xmm5
pshufb xmm3, xmm5
movdqa xmm4, xmm1
pslldq xmm4, 12
por xmm4, xmm0
movdqa [edx], xmm4 // first 16 bytes
movdqa xmm4, xmm2
psrldq xmm1, 4
pslldq xmm4, 8
por xmm1, xmm4
movdqa [edx + 16], xmm1 // middle 16 bytes
psrldq xmm2, 8
pslldq xmm3, 4
por xmm2, xmm3
movdqa [edx + 32], xmm2 // last 16 bytes
pshufb xmm0, xmm6 // pack 16 bytes of ARGB to 12 bytes of RGB
pshufb xmm1, xmm6
pshufb xmm2, xmm6
pshufb xmm3, xmm6
movdqa xmm4, xmm1 // 4 bytes from 1 for 0
psrldq xmm1, 4 // 8 bytes from 1
pslldq xmm4, 12 // 4 bytes from 1 for 0
movdqa xmm5, xmm2 // 8 bytes from 2 for 1
por xmm0, xmm4 // 4 bytes from 1 for 0
pslldq xmm5, 8 // 8 bytes from 2 for 1
movdqa [edx], xmm0 // store 0
por xmm1, xmm5 // 8 bytes from 2 for 1
psrldq xmm2, 8 // 4 bytes from 2
pslldq xmm3, 4 // 12 bytes from 3 for 2
por xmm2, xmm3 // 12 bytes from 3 for 2
movdqa [edx + 16], xmm1 // store 1
movdqa [edx + 32], xmm2 // store 2
lea edx, [edx + 48]
sub ecx, 16
ja convertloop
......@@ -434,7 +434,7 @@ __asm {
mov eax, [esp + 4] // src_argb
mov edx, [esp + 8] // dst_rgb
mov ecx, [esp + 12] // pix
movdqa xmm5, kShuffleMaskARGBToRAW
movdqa xmm6, kShuffleMaskARGBToRAW
convertloop:
movdqa xmm0, [eax] // fetch 16 pixels of argb
......@@ -442,23 +442,23 @@ __asm {
movdqa xmm2, [eax + 32]
movdqa xmm3, [eax + 48]
lea eax, [eax + 64]
pshufb xmm0, xmm5 // pack 16 bytes of ARGB to 12 bytes of RGB
pshufb xmm1, xmm5
pshufb xmm2, xmm5
pshufb xmm3, xmm5
movdqa xmm4, xmm1
pslldq xmm4, 12
por xmm4, xmm0
movdqa [edx], xmm4 // first 16 bytes
movdqa xmm4, xmm2
psrldq xmm1, 4
pslldq xmm4, 8
por xmm1, xmm4
movdqa [edx + 16], xmm1 // middle 16 bytes
psrldq xmm2, 8
pslldq xmm3, 4
por xmm2, xmm3
movdqa [edx + 32], xmm2 // last 16 bytes
pshufb xmm0, xmm6 // pack 16 bytes of ARGB to 12 bytes of RGB
pshufb xmm1, xmm6
pshufb xmm2, xmm6
pshufb xmm3, xmm6
movdqa xmm4, xmm1 // 4 bytes from 1 for 0
psrldq xmm1, 4 // 8 bytes from 1
pslldq xmm4, 12 // 4 bytes from 1 for 0
movdqa xmm5, xmm2 // 8 bytes from 2 for 1
por xmm0, xmm4 // 4 bytes from 1 for 0
pslldq xmm5, 8 // 8 bytes from 2 for 1
movdqa [edx], xmm0 // store 0
por xmm1, xmm5 // 8 bytes from 2 for 1
psrldq xmm2, 8 // 4 bytes from 2
pslldq xmm3, 4 // 12 bytes from 3 for 2
por xmm2, xmm3 // 12 bytes from 3 for 2
movdqa [edx + 16], xmm1 // store 1
movdqa [edx + 32], xmm2 // store 2
lea edx, [edx + 48]
sub ecx, 16
ja convertloop
......@@ -467,36 +467,33 @@ __asm {
}
// TODO(fbarchard): Port to gcc
// TODO(fbarchard): Improve sign extension/packing
__declspec(naked)
void ARGBToRGB565Row_SSE2(const uint8* src_argb, uint8* dst_rgb, int pix) {
__asm {
pcmpeqb xmm3, xmm3 // generate mask 0x001f001f
psrlw xmm3, 11
pcmpeqb xmm4, xmm4 // generate mask 0x07e007e0
psrlw xmm4, 10
psllw xmm4, 5
pcmpeqb xmm5, xmm5 // generate mask 0xf800f800
psllw xmm5, 11
mov eax, [esp + 4] // src_argb
mov edx, [esp + 8] // dst_rgb
mov ecx, [esp + 12] // pix
pcmpeqb xmm3, xmm3 // generate mask 0x0000001f
psrld xmm3, 27
pcmpeqb xmm4, xmm4 // generate mask 0x000007e0
psrld xmm4, 26
pslld xmm4, 5
pcmpeqb xmm5, xmm5 // generate mask 0xfffff800
pslld xmm5, 11
convertloop:
movdqa xmm0, [eax] // fetch 4 pixels of argb
movdqa xmm1, xmm0 // B
psrld xmm1, 3
pand xmm1, xmm3
movdqa xmm2, xmm0 // G
psrld xmm2, 5
pand xmm2, xmm4
por xmm1, xmm2
psrld xmm0, 8 // R
pand xmm0, xmm5
por xmm0, xmm1
pslld xmm0, 16
psrad xmm0, 16
pslld xmm0, 8 // R
psrld xmm1, 3 // B
psrld xmm2, 5 // G
psrad xmm0, 16 // R
pand xmm1, xmm3 // B
pand xmm2, xmm4 // G
pand xmm0, xmm5 // R
por xmm1, xmm2 // BG
por xmm0, xmm1 // BGR
packssdw xmm0, xmm0
lea eax, [eax + 16]
movq qword ptr [edx], xmm0 // store 4 pixels of ARGB1555
......@@ -512,37 +509,34 @@ __asm {
__declspec(naked)
void ARGBToARGB1555Row_SSE2(const uint8* src_argb, uint8* dst_rgb, int pix) {
__asm {
pcmpeqb xmm3, xmm3 // generate mask 0x001f001f
psrlw xmm3, 11
movdqa xmm4, xmm3 // generate mask 0x03e003e0
psllw xmm4, 5
movdqa xmm5, xmm4 // generate mask 0x7c007c00
psllw xmm5, 5
pcmpeqb xmm6, xmm6 // generate mask 0x80008000
psllw xmm6, 15
mov eax, [esp + 4] // src_argb
mov edx, [esp + 8] // dst_rgb
mov ecx, [esp + 12] // pix
pcmpeqb xmm4, xmm4 // generate mask 0x0000001f
psrld xmm4, 27
movdqa xmm5, xmm4 // generate mask 0x000003e0
pslld xmm5, 5
movdqa xmm6, xmm4 // generate mask 0x00007c00
pslld xmm6, 10
pcmpeqb xmm7, xmm7 // generate mask 0xffff8000
pslld xmm7, 15
convertloop:
movdqa xmm0, [eax] // fetch 4 pixels of argb
movdqa xmm1, xmm0 // B
psrld xmm1, 3
pand xmm1, xmm3
movdqa xmm2, xmm0 // G
psrld xmm2, 6
pand xmm2, xmm4
por xmm1, xmm2
movdqa xmm2, xmm0 // R
psrld xmm2, 9
pand xmm2, xmm5
por xmm1, xmm2
psrld xmm0, 16 // A
pand xmm0, xmm6
por xmm0, xmm1
pslld xmm0, 16
psrad xmm0, 16
movdqa xmm3, xmm0 // R
psrad xmm0, 16 // A
psrld xmm1, 3 // B
psrld xmm2, 6 // G
psrld xmm3, 9 // R
pand xmm0, xmm7 // A
pand xmm1, xmm4 // B
pand xmm2, xmm5 // G
pand xmm3, xmm6 // R
por xmm0, xmm1 // BA
por xmm2, xmm3 // GR
por xmm0, xmm2 // BGRA
packssdw xmm0, xmm0
lea eax, [eax + 16]
movq qword ptr [edx], xmm0 // store 4 pixels of ARGB1555
......@@ -557,15 +551,14 @@ __asm {
__declspec(naked)
void ARGBToARGB4444Row_SSE2(const uint8* src_argb, uint8* dst_rgb, int pix) {
__asm {
mov eax, [esp + 4] // src_argb
mov edx, [esp + 8] // dst_rgb
mov ecx, [esp + 12] // pix
pcmpeqb xmm4, xmm4 // generate mask 0xf000f000
psllw xmm4, 12
movdqa xmm3, xmm4 // generate mask 0x00f000f0
psrlw xmm3, 8
mov eax, [esp + 4] // src_argb
mov edx, [esp + 8] // dst_rgb
mov ecx, [esp + 12] // pix
convertloop:
movdqa xmm0, [eax] // fetch 4 pixels of argb
movdqa xmm1, xmm0
......
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