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https://chromium.googlesource.com/libyuv/libyuv
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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
This commit is contained in:
fbarchard@google.com
parent
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510fe70cb5
@ -1,6 +1,6 @@
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Name: libyuv
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URL: http://code.google.com/p/libyuv/
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Version: 145
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Version: 146
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License: BSD
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License File: LICENSE
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@ -395,7 +395,7 @@ __asm {
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mov eax, [esp + 4] // src_argb
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mov edx, [esp + 8] // dst_rgb
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mov ecx, [esp + 12] // pix
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movdqa xmm5, kShuffleMaskARGBToRGB24
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movdqa xmm6, kShuffleMaskARGBToRGB24
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convertloop:
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movdqa xmm0, [eax] // fetch 16 pixels of argb
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@ -403,23 +403,23 @@ __asm {
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movdqa xmm2, [eax + 32]
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movdqa xmm3, [eax + 48]
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lea eax, [eax + 64]
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pshufb xmm0, xmm5 // pack 16 bytes of ARGB to 12 bytes of RGB
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pshufb xmm1, xmm5
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pshufb xmm2, xmm5
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pshufb xmm3, xmm5
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movdqa xmm4, xmm1
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pslldq xmm4, 12
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por xmm4, xmm0
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movdqa [edx], xmm4 // first 16 bytes
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movdqa xmm4, xmm2
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psrldq xmm1, 4
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pslldq xmm4, 8
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por xmm1, xmm4
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movdqa [edx + 16], xmm1 // middle 16 bytes
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psrldq xmm2, 8
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pslldq xmm3, 4
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por xmm2, xmm3
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movdqa [edx + 32], xmm2 // last 16 bytes
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pshufb xmm0, xmm6 // pack 16 bytes of ARGB to 12 bytes of RGB
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pshufb xmm1, xmm6
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pshufb xmm2, xmm6
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pshufb xmm3, xmm6
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movdqa xmm4, xmm1 // 4 bytes from 1 for 0
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psrldq xmm1, 4 // 8 bytes from 1
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pslldq xmm4, 12 // 4 bytes from 1 for 0
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movdqa xmm5, xmm2 // 8 bytes from 2 for 1
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por xmm0, xmm4 // 4 bytes from 1 for 0
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pslldq xmm5, 8 // 8 bytes from 2 for 1
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movdqa [edx], xmm0 // store 0
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por xmm1, xmm5 // 8 bytes from 2 for 1
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psrldq xmm2, 8 // 4 bytes from 2
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pslldq xmm3, 4 // 12 bytes from 3 for 2
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por xmm2, xmm3 // 12 bytes from 3 for 2
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movdqa [edx + 16], xmm1 // store 1
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movdqa [edx + 32], xmm2 // store 2
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lea edx, [edx + 48]
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sub ecx, 16
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ja convertloop
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@ -434,7 +434,7 @@ __asm {
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mov eax, [esp + 4] // src_argb
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mov edx, [esp + 8] // dst_rgb
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mov ecx, [esp + 12] // pix
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movdqa xmm5, kShuffleMaskARGBToRAW
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movdqa xmm6, kShuffleMaskARGBToRAW
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convertloop:
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movdqa xmm0, [eax] // fetch 16 pixels of argb
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@ -442,23 +442,23 @@ __asm {
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movdqa xmm2, [eax + 32]
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movdqa xmm3, [eax + 48]
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lea eax, [eax + 64]
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pshufb xmm0, xmm5 // pack 16 bytes of ARGB to 12 bytes of RGB
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pshufb xmm1, xmm5
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pshufb xmm2, xmm5
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pshufb xmm3, xmm5
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movdqa xmm4, xmm1
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pslldq xmm4, 12
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por xmm4, xmm0
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movdqa [edx], xmm4 // first 16 bytes
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movdqa xmm4, xmm2
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psrldq xmm1, 4
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pslldq xmm4, 8
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por xmm1, xmm4
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movdqa [edx + 16], xmm1 // middle 16 bytes
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psrldq xmm2, 8
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pslldq xmm3, 4
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por xmm2, xmm3
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movdqa [edx + 32], xmm2 // last 16 bytes
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pshufb xmm0, xmm6 // pack 16 bytes of ARGB to 12 bytes of RGB
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pshufb xmm1, xmm6
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pshufb xmm2, xmm6
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pshufb xmm3, xmm6
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movdqa xmm4, xmm1 // 4 bytes from 1 for 0
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psrldq xmm1, 4 // 8 bytes from 1
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pslldq xmm4, 12 // 4 bytes from 1 for 0
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movdqa xmm5, xmm2 // 8 bytes from 2 for 1
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por xmm0, xmm4 // 4 bytes from 1 for 0
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pslldq xmm5, 8 // 8 bytes from 2 for 1
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movdqa [edx], xmm0 // store 0
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por xmm1, xmm5 // 8 bytes from 2 for 1
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psrldq xmm2, 8 // 4 bytes from 2
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pslldq xmm3, 4 // 12 bytes from 3 for 2
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por xmm2, xmm3 // 12 bytes from 3 for 2
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movdqa [edx + 16], xmm1 // store 1
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movdqa [edx + 32], xmm2 // store 2
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lea edx, [edx + 48]
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sub ecx, 16
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ja convertloop
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@ -467,36 +467,33 @@ __asm {
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}
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// TODO(fbarchard): Port to gcc
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// TODO(fbarchard): Improve sign extension/packing
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__declspec(naked)
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void ARGBToRGB565Row_SSE2(const uint8* src_argb, uint8* dst_rgb, int pix) {
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__asm {
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pcmpeqb xmm3, xmm3 // generate mask 0x001f001f
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psrlw xmm3, 11
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pcmpeqb xmm4, xmm4 // generate mask 0x07e007e0
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psrlw xmm4, 10
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psllw xmm4, 5
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pcmpeqb xmm5, xmm5 // generate mask 0xf800f800
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psllw xmm5, 11
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mov eax, [esp + 4] // src_argb
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mov edx, [esp + 8] // dst_rgb
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mov ecx, [esp + 12] // pix
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pcmpeqb xmm3, xmm3 // generate mask 0x0000001f
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psrld xmm3, 27
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pcmpeqb xmm4, xmm4 // generate mask 0x000007e0
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psrld xmm4, 26
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pslld xmm4, 5
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pcmpeqb xmm5, xmm5 // generate mask 0xfffff800
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pslld xmm5, 11
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convertloop:
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movdqa xmm0, [eax] // fetch 4 pixels of argb
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movdqa xmm1, xmm0 // B
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psrld xmm1, 3
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pand xmm1, xmm3
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movdqa xmm2, xmm0 // G
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psrld xmm2, 5
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pand xmm2, xmm4
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por xmm1, xmm2
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psrld xmm0, 8 // R
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pand xmm0, xmm5
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por xmm0, xmm1
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pslld xmm0, 16
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psrad xmm0, 16
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pslld xmm0, 8 // R
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psrld xmm1, 3 // B
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psrld xmm2, 5 // G
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psrad xmm0, 16 // R
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pand xmm1, xmm3 // B
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pand xmm2, xmm4 // G
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pand xmm0, xmm5 // R
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por xmm1, xmm2 // BG
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por xmm0, xmm1 // BGR
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packssdw xmm0, xmm0
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lea eax, [eax + 16]
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movq qword ptr [edx], xmm0 // store 4 pixels of ARGB1555
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@ -512,37 +509,34 @@ __asm {
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__declspec(naked)
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void ARGBToARGB1555Row_SSE2(const uint8* src_argb, uint8* dst_rgb, int pix) {
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__asm {
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pcmpeqb xmm3, xmm3 // generate mask 0x001f001f
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psrlw xmm3, 11
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movdqa xmm4, xmm3 // generate mask 0x03e003e0
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psllw xmm4, 5
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movdqa xmm5, xmm4 // generate mask 0x7c007c00
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psllw xmm5, 5
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pcmpeqb xmm6, xmm6 // generate mask 0x80008000
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psllw xmm6, 15
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mov eax, [esp + 4] // src_argb
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mov edx, [esp + 8] // dst_rgb
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mov ecx, [esp + 12] // pix
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pcmpeqb xmm4, xmm4 // generate mask 0x0000001f
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psrld xmm4, 27
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movdqa xmm5, xmm4 // generate mask 0x000003e0
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pslld xmm5, 5
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movdqa xmm6, xmm4 // generate mask 0x00007c00
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pslld xmm6, 10
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pcmpeqb xmm7, xmm7 // generate mask 0xffff8000
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pslld xmm7, 15
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convertloop:
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movdqa xmm0, [eax] // fetch 4 pixels of argb
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movdqa xmm1, xmm0 // B
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psrld xmm1, 3
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pand xmm1, xmm3
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movdqa xmm2, xmm0 // G
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psrld xmm2, 6
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pand xmm2, xmm4
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por xmm1, xmm2
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movdqa xmm2, xmm0 // R
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psrld xmm2, 9
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pand xmm2, xmm5
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por xmm1, xmm2
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psrld xmm0, 16 // A
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pand xmm0, xmm6
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por xmm0, xmm1
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pslld xmm0, 16
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psrad xmm0, 16
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movdqa xmm3, xmm0 // R
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psrad xmm0, 16 // A
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psrld xmm1, 3 // B
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psrld xmm2, 6 // G
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psrld xmm3, 9 // R
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pand xmm0, xmm7 // A
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pand xmm1, xmm4 // B
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pand xmm2, xmm5 // G
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pand xmm3, xmm6 // R
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por xmm0, xmm1 // BA
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por xmm2, xmm3 // GR
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por xmm0, xmm2 // BGRA
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packssdw xmm0, xmm0
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lea eax, [eax + 16]
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movq qword ptr [edx], xmm0 // store 4 pixels of ARGB1555
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@ -557,15 +551,14 @@ __asm {
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__declspec(naked)
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void ARGBToARGB4444Row_SSE2(const uint8* src_argb, uint8* dst_rgb, int pix) {
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__asm {
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mov eax, [esp + 4] // src_argb
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mov edx, [esp + 8] // dst_rgb
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mov ecx, [esp + 12] // pix
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pcmpeqb xmm4, xmm4 // generate mask 0xf000f000
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psllw xmm4, 12
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movdqa xmm3, xmm4 // generate mask 0x00f000f0
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psrlw xmm3, 8
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mov eax, [esp + 4] // src_argb
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mov edx, [esp + 8] // dst_rgb
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mov ecx, [esp + 12] // pix
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convertloop:
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movdqa xmm0, [eax] // fetch 4 pixels of argb
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movdqa xmm1, xmm0
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