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libyuv/source/row_win.cc
fbarchard@google.com 00b69a2fe6 I400ToARGB_Neon optimized 
BUG=none
TEST=none
Review URL: https://webrtc-codereview.appspot.com/935010

git-svn-id: http://libyuv.googlecode.com/svn/trunk@465 16f28f9a-4ce2-e073-06de-1de4eb20be90
2012-11-02 06:03:28 +00:00

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134 KiB
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/*
* Copyright 2011 The LibYuv Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "libyuv/row.h"
#ifdef __cplusplus
namespace libyuv {
extern "C" {
#endif
// This module is for Visual C x86.
#if !defined(YUV_DISABLE_ASM) && defined(_M_IX86)
#ifdef HAS_ARGBTOYROW_SSSE3
// Constants for ARGB.
static const vec8 kARGBToY = {
13, 65, 33, 0, 13, 65, 33, 0, 13, 65, 33, 0, 13, 65, 33, 0
};
static const vec8 kARGBToU = {
112, -74, -38, 0, 112, -74, -38, 0, 112, -74, -38, 0, 112, -74, -38, 0
};
static const vec8 kARGBToV = {
-18, -94, 112, 0, -18, -94, 112, 0, -18, -94, 112, 0, -18, -94, 112, 0,
};
// Constants for BGRA.
static const vec8 kBGRAToY = {
0, 33, 65, 13, 0, 33, 65, 13, 0, 33, 65, 13, 0, 33, 65, 13
};
static const vec8 kBGRAToU = {
0, -38, -74, 112, 0, -38, -74, 112, 0, -38, -74, 112, 0, -38, -74, 112
};
static const vec8 kBGRAToV = {
0, 112, -94, -18, 0, 112, -94, -18, 0, 112, -94, -18, 0, 112, -94, -18
};
// Constants for ABGR.
static const vec8 kABGRToY = {
33, 65, 13, 0, 33, 65, 13, 0, 33, 65, 13, 0, 33, 65, 13, 0
};
static const vec8 kABGRToU = {
-38, -74, 112, 0, -38, -74, 112, 0, -38, -74, 112, 0, -38, -74, 112, 0
};
static const vec8 kABGRToV = {
112, -94, -18, 0, 112, -94, -18, 0, 112, -94, -18, 0, 112, -94, -18, 0
};
// Constants for RGBA.
static const vec8 kRGBAToY = {
0, 13, 65, 33, 0, 13, 65, 33, 0, 13, 65, 33, 0, 13, 65, 33
};
static const vec8 kRGBAToU = {
0, 112, -74, -38, 0, 112, -74, -38, 0, 112, -74, -38, 0, 112, -74, -38
};
static const vec8 kRGBAToV = {
0, -18, -94, 112, 0, -18, -94, 112, 0, -18, -94, 112, 0, -18, -94, 112
};
static const uvec8 kAddY16 = {
16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u
};
static const uvec8 kAddUV128 = {
128u, 128u, 128u, 128u, 128u, 128u, 128u, 128u,
128u, 128u, 128u, 128u, 128u, 128u, 128u, 128u
};
// Shuffle table for converting RGB24 to ARGB.
static const uvec8 kShuffleMaskRGB24ToARGB = {
0u, 1u, 2u, 12u, 3u, 4u, 5u, 13u, 6u, 7u, 8u, 14u, 9u, 10u, 11u, 15u
};
// Shuffle table for converting RAW to ARGB.
static const uvec8 kShuffleMaskRAWToARGB = {
2u, 1u, 0u, 12u, 5u, 4u, 3u, 13u, 8u, 7u, 6u, 14u, 11u, 10u, 9u, 15u
};
// Shuffle table for converting BGRA to ARGB.
static const uvec8 kShuffleMaskBGRAToARGB = {
3u, 2u, 1u, 0u, 7u, 6u, 5u, 4u, 11u, 10u, 9u, 8u, 15u, 14u, 13u, 12u
};
// Shuffle table for converting ABGR to ARGB.
static const uvec8 kShuffleMaskABGRToARGB = {
2u, 1u, 0u, 3u, 6u, 5u, 4u, 7u, 10u, 9u, 8u, 11u, 14u, 13u, 12u, 15u
};
// Shuffle table for converting RGBA to ARGB.
static const uvec8 kShuffleMaskRGBAToARGB = {
1u, 2u, 3u, 0u, 5u, 6u, 7u, 4u, 9u, 10u, 11u, 8u, 13u, 14u, 15u, 12u
};
// Shuffle table for converting ARGB to RGBA.
static const uvec8 kShuffleMaskARGBToRGBA = {
3u, 0u, 1u, 2u, 7u, 4u, 5u, 6u, 11u, 8u, 9u, 10u, 15u, 12u, 13u, 14u
};
// Shuffle table for converting ARGB to RGB24.
static const uvec8 kShuffleMaskARGBToRGB24 = {
0u, 1u, 2u, 4u, 5u, 6u, 8u, 9u, 10u, 12u, 13u, 14u, 128u, 128u, 128u, 128u
};
// Shuffle table for converting ARGB to RAW.
static const uvec8 kShuffleMaskARGBToRAW = {
2u, 1u, 0u, 6u, 5u, 4u, 10u, 9u, 8u, 14u, 13u, 12u, 128u, 128u, 128u, 128u
};
// Shuffle table for converting ARGBToRGB24 for I422ToRGB24. First 8 + next 4
static const uvec8 kShuffleMaskARGBToRGB24_0 = {
0u, 1u, 2u, 4u, 5u, 6u, 8u, 9u, 128u, 128u, 128u, 128u, 10u, 12u, 13u, 14u
};
// Shuffle table for converting ARGB to RAW.
static const uvec8 kShuffleMaskARGBToRAW_0 = {
2u, 1u, 0u, 6u, 5u, 4u, 10u, 9u, 128u, 128u, 128u, 128u, 8u, 14u, 13u, 12u
};
// Duplicates gray value 3 times and fills in alpha opaque.
__declspec(naked) __declspec(align(16))
void I400ToARGBRow_SSE2(const uint8* src_y, uint8* dst_argb, int pix) {
__asm {
mov eax, [esp + 4] // src_y
mov edx, [esp + 8] // dst_argb
mov ecx, [esp + 12] // pix
pcmpeqb xmm5, xmm5 // generate mask 0xff000000
pslld xmm5, 24
align 16
convertloop:
movq xmm0, qword ptr [eax]
lea eax, [eax + 8]
punpcklbw xmm0, xmm0
movdqa xmm1, xmm0
punpcklwd xmm0, xmm0
punpckhwd xmm1, xmm1
por xmm0, xmm5
por xmm1, xmm5
movdqa [edx], xmm0
movdqa [edx + 16], xmm1
lea edx, [edx + 32]
sub ecx, 8
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void I400ToARGBRow_Unaligned_SSE2(const uint8* src_y, uint8* dst_argb,
int pix) {
__asm {
mov eax, [esp + 4] // src_y
mov edx, [esp + 8] // dst_argb
mov ecx, [esp + 12] // pix
pcmpeqb xmm5, xmm5 // generate mask 0xff000000
pslld xmm5, 24
align 16
convertloop:
movq xmm0, qword ptr [eax]
lea eax, [eax + 8]
punpcklbw xmm0, xmm0
movdqa xmm1, xmm0
punpcklwd xmm0, xmm0
punpckhwd xmm1, xmm1
por xmm0, xmm5
por xmm1, xmm5
movdqu [edx], xmm0
movdqu [edx + 16], xmm1
lea edx, [edx + 32]
sub ecx, 8
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void BGRAToARGBRow_SSSE3(const uint8* src_bgra, uint8* dst_argb, int pix) {
__asm {
mov eax, [esp + 4] // src_bgra
mov edx, [esp + 8] // dst_argb
mov ecx, [esp + 12] // pix
movdqa xmm5, kShuffleMaskBGRAToARGB
sub edx, eax
align 16
convertloop:
movdqa xmm0, [eax]
pshufb xmm0, xmm5
sub ecx, 4
movdqa [eax + edx], xmm0
lea eax, [eax + 16]
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void ABGRToARGBRow_SSSE3(const uint8* src_abgr, uint8* dst_argb, int pix) {
__asm {
mov eax, [esp + 4] // src_abgr
mov edx, [esp + 8] // dst_argb
mov ecx, [esp + 12] // pix
movdqa xmm5, kShuffleMaskABGRToARGB
sub edx, eax
align 16
convertloop:
movdqa xmm0, [eax]
pshufb xmm0, xmm5
sub ecx, 4
movdqa [eax + edx], xmm0
lea eax, [eax + 16]
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void RGBAToARGBRow_SSSE3(const uint8* src_rgba, uint8* dst_argb, int pix) {
__asm {
mov eax, [esp + 4] // src_rgba
mov edx, [esp + 8] // dst_argb
mov ecx, [esp + 12] // pix
movdqa xmm5, kShuffleMaskRGBAToARGB
sub edx, eax
align 16
convertloop:
movdqa xmm0, [eax]
pshufb xmm0, xmm5
sub ecx, 4
movdqa [eax + edx], xmm0
lea eax, [eax + 16]
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void ARGBToRGBARow_SSSE3(const uint8* src_argb, uint8* dst_rgba, int pix) {
__asm {
mov eax, [esp + 4] // src_argb
mov edx, [esp + 8] // dst_rgba
mov ecx, [esp + 12] // pix
movdqa xmm5, kShuffleMaskARGBToRGBA
sub edx, eax
align 16
convertloop:
movdqa xmm0, [eax]
pshufb xmm0, xmm5
sub ecx, 4
movdqa [eax + edx], xmm0
lea eax, [eax + 16]
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void RGB24ToARGBRow_SSSE3(const uint8* src_rgb24, uint8* dst_argb, int pix) {
__asm {
mov eax, [esp + 4] // src_rgb24
mov edx, [esp + 8] // dst_argb
mov ecx, [esp + 12] // pix
pcmpeqb xmm5, xmm5 // generate mask 0xff000000
pslld xmm5, 24
movdqa xmm4, kShuffleMaskRGB24ToARGB
align 16
convertloop:
movdqu xmm0, [eax]
movdqu xmm1, [eax + 16]
movdqu xmm3, [eax + 32]
lea eax, [eax + 48]
movdqa xmm2, xmm3
palignr xmm2, xmm1, 8 // xmm2 = { xmm3[0:3] xmm1[8:15]}
pshufb xmm2, xmm4
por xmm2, xmm5
palignr xmm1, xmm0, 12 // xmm1 = { xmm3[0:7] xmm0[12:15]}
pshufb xmm0, xmm4
movdqa [edx + 32], xmm2
por xmm0, xmm5
pshufb xmm1, xmm4
movdqa [edx], xmm0
por xmm1, xmm5
palignr xmm3, xmm3, 4 // xmm3 = { xmm3[4:15]}
pshufb xmm3, xmm4
movdqa [edx + 16], xmm1
por xmm3, xmm5
sub ecx, 16
movdqa [edx + 48], xmm3
lea edx, [edx + 64]
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void RAWToARGBRow_SSSE3(const uint8* src_raw, uint8* dst_argb,
int pix) {
__asm {
mov eax, [esp + 4] // src_raw
mov edx, [esp + 8] // dst_argb
mov ecx, [esp + 12] // pix
pcmpeqb xmm5, xmm5 // generate mask 0xff000000
pslld xmm5, 24
movdqa xmm4, kShuffleMaskRAWToARGB
align 16
convertloop:
movdqu xmm0, [eax]
movdqu xmm1, [eax + 16]
movdqu xmm3, [eax + 32]
lea eax, [eax + 48]
movdqa xmm2, xmm3
palignr xmm2, xmm1, 8 // xmm2 = { xmm3[0:3] xmm1[8:15]}
pshufb xmm2, xmm4
por xmm2, xmm5
palignr xmm1, xmm0, 12 // xmm1 = { xmm3[0:7] xmm0[12:15]}
pshufb xmm0, xmm4
movdqa [edx + 32], xmm2
por xmm0, xmm5
pshufb xmm1, xmm4
movdqa [edx], xmm0
por xmm1, xmm5
palignr xmm3, xmm3, 4 // xmm3 = { xmm3[4:15]}
pshufb xmm3, xmm4
movdqa [edx + 16], xmm1
por xmm3, xmm5
sub ecx, 16
movdqa [edx + 48], xmm3
lea edx, [edx + 64]
jg convertloop
ret
}
}
// pmul method to replicate bits.
// Math to replicate bits:
// (v << 8) | (v << 3)
// v * 256 + v * 8
// v * (256 + 8)
// G shift of 5 is incorporated, so shift is 5 + 8 and 5 + 3
// 20 instructions.
__declspec(naked) __declspec(align(16))
void RGB565ToARGBRow_SSE2(const uint8* src_rgb565, uint8* dst_argb,
int pix) {
__asm {
mov eax, 0x01080108 // generate multiplier to repeat 5 bits
movd xmm5, eax
pshufd xmm5, xmm5, 0
mov eax, 0x20802080 // multiplier shift by 5 and then repeat 6 bits
movd xmm6, eax
pshufd xmm6, xmm6, 0
pcmpeqb xmm3, xmm3 // generate mask 0xf800f800 for Red
psllw xmm3, 11
pcmpeqb xmm4, xmm4 // generate mask 0x07e007e0 for Green
psllw xmm4, 10
psrlw xmm4, 5
pcmpeqb xmm7, xmm7 // generate mask 0xff00ff00 for Alpha
psllw xmm7, 8
mov eax, [esp + 4] // src_rgb565
mov edx, [esp + 8] // dst_argb
mov ecx, [esp + 12] // pix
sub edx, eax
sub edx, eax
align 16
convertloop:
movdqu xmm0, [eax] // fetch 8 pixels of bgr565
movdqa xmm1, xmm0
movdqa xmm2, xmm0
pand xmm1, xmm3 // R in upper 5 bits
psllw xmm2, 11 // B in upper 5 bits
pmulhuw xmm1, xmm5 // * (256 + 8)
pmulhuw xmm2, xmm5 // * (256 + 8)
psllw xmm1, 8
por xmm1, xmm2 // RB
pand xmm0, xmm4 // G in middle 6 bits
pmulhuw xmm0, xmm6 // << 5 * (256 + 4)
por xmm0, xmm7 // AG
movdqa xmm2, xmm1
punpcklbw xmm1, xmm0
punpckhbw xmm2, xmm0
movdqa [eax * 2 + edx], xmm1 // store 4 pixels of ARGB
movdqa [eax * 2 + edx + 16], xmm2 // store next 4 pixels of ARGB
lea eax, [eax + 16]
sub ecx, 8
jg convertloop
ret
}
}
// 24 instructions
__declspec(naked) __declspec(align(16))
void ARGB1555ToARGBRow_SSE2(const uint8* src_argb1555, uint8* dst_argb,
int pix) {
__asm {
mov eax, 0x01080108 // generate multiplier to repeat 5 bits
movd xmm5, eax
pshufd xmm5, xmm5, 0
mov eax, 0x42004200 // multiplier shift by 6 and then repeat 5 bits
movd xmm6, eax
pshufd xmm6, xmm6, 0
pcmpeqb xmm3, xmm3 // generate mask 0xf800f800 for Red
psllw xmm3, 11
movdqa xmm4, xmm3 // generate mask 0x03e003e0 for Green
psrlw xmm4, 6
pcmpeqb xmm7, xmm7 // generate mask 0xff00ff00 for Alpha
psllw xmm7, 8
mov eax, [esp + 4] // src_argb1555
mov edx, [esp + 8] // dst_argb
mov ecx, [esp + 12] // pix
sub edx, eax
sub edx, eax
align 16
convertloop:
movdqu xmm0, [eax] // fetch 8 pixels of 1555
movdqa xmm1, xmm0
movdqa xmm2, xmm0
psllw xmm1, 1 // R in upper 5 bits
psllw xmm2, 11 // B in upper 5 bits
pand xmm1, xmm3
pmulhuw xmm2, xmm5 // * (256 + 8)
pmulhuw xmm1, xmm5 // * (256 + 8)
psllw xmm1, 8
por xmm1, xmm2 // RB
movdqa xmm2, xmm0
pand xmm0, xmm4 // G in middle 5 bits
psraw xmm2, 8 // A
pmulhuw xmm0, xmm6 // << 6 * (256 + 8)
pand xmm2, xmm7
por xmm0, xmm2 // AG
movdqa xmm2, xmm1
punpcklbw xmm1, xmm0
punpckhbw xmm2, xmm0
movdqa [eax * 2 + edx], xmm1 // store 4 pixels of ARGB
movdqa [eax * 2 + edx + 16], xmm2 // store next 4 pixels of ARGB
lea eax, [eax + 16]
sub ecx, 8
jg convertloop
ret
}
}
// 18 instructions.
__declspec(naked) __declspec(align(16))
void ARGB4444ToARGBRow_SSE2(const uint8* src_argb4444, uint8* dst_argb,
int pix) {
__asm {
mov eax, 0x0f0f0f0f // generate mask 0x0f0f0f0f
movd xmm4, eax
pshufd xmm4, xmm4, 0
movdqa xmm5, xmm4 // 0xf0f0f0f0 for high nibbles
pslld xmm5, 4
mov eax, [esp + 4] // src_argb4444
mov edx, [esp + 8] // dst_argb
mov ecx, [esp + 12] // pix
sub edx, eax
sub edx, eax
align 16
convertloop:
movdqu xmm0, [eax] // fetch 8 pixels of bgra4444
movdqa xmm2, xmm0
pand xmm0, xmm4 // mask low nibbles
pand xmm2, xmm5 // mask high nibbles
movdqa xmm1, xmm0
movdqa xmm3, xmm2
psllw xmm1, 4
psrlw xmm3, 4
por xmm0, xmm1
por xmm2, xmm3
movdqa xmm1, xmm0
punpcklbw xmm0, xmm2
punpckhbw xmm1, xmm2
movdqa [eax * 2 + edx], xmm0 // store 4 pixels of ARGB
movdqa [eax * 2 + edx + 16], xmm1 // store next 4 pixels of ARGB
lea eax, [eax + 16]
sub ecx, 8
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void ARGBToRGB24Row_SSSE3(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
movdqa xmm6, kShuffleMaskARGBToRGB24
align 16
convertloop:
movdqa xmm0, [eax] // fetch 16 pixels of argb
movdqa xmm1, [eax + 16]
movdqa xmm2, [eax + 32]
movdqa xmm3, [eax + 48]
lea eax, [eax + 64]
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
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void ARGBToRAWRow_SSSE3(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
movdqa xmm6, kShuffleMaskARGBToRAW
align 16
convertloop:
movdqa xmm0, [eax] // fetch 16 pixels of argb
movdqa xmm1, [eax + 16]
movdqa xmm2, [eax + 32]
movdqa xmm3, [eax + 48]
lea eax, [eax + 64]
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
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void ARGBToRGB565Row_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 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
align 16
convertloop:
movdqa xmm0, [eax] // fetch 4 pixels of argb
movdqa xmm1, xmm0 // B
movdqa xmm2, xmm0 // G
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 RGB565
lea edx, [edx + 8]
sub ecx, 4
jg convertloop
ret
}
}
// TODO(fbarchard): Improve sign extension/packing.
__declspec(naked) __declspec(align(16))
void ARGBToARGB1555Row_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 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
align 16
convertloop:
movdqa xmm0, [eax] // fetch 4 pixels of argb
movdqa xmm1, xmm0 // B
movdqa xmm2, xmm0 // G
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
lea edx, [edx + 8]
sub ecx, 4
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
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
align 16
convertloop:
movdqa xmm0, [eax] // fetch 4 pixels of argb
movdqa xmm1, xmm0
pand xmm0, xmm3 // low nibble
pand xmm1, xmm4 // high nibble
psrl xmm0, 4
psrl xmm1, 8
por xmm0, xmm1
packuswb xmm0, xmm0
lea eax, [eax + 16]
movq qword ptr [edx], xmm0 // store 4 pixels of ARGB4444
lea edx, [edx + 8]
sub ecx, 4
jg convertloop
ret
}
}
// Convert 16 ARGB pixels (64 bytes) to 16 Y values.
__declspec(naked) __declspec(align(16))
void ARGBToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {
__asm {
mov eax, [esp + 4] /* src_argb */
mov edx, [esp + 8] /* dst_y */
mov ecx, [esp + 12] /* pix */
movdqa xmm5, kAddY16
movdqa xmm4, kARGBToY
align 16
convertloop:
movdqa xmm0, [eax]
movdqa xmm1, [eax + 16]
movdqa xmm2, [eax + 32]
movdqa xmm3, [eax + 48]
pmaddubsw xmm0, xmm4
pmaddubsw xmm1, xmm4
pmaddubsw xmm2, xmm4
pmaddubsw xmm3, xmm4
lea eax, [eax + 64]
phaddw xmm0, xmm1
phaddw xmm2, xmm3
psrlw xmm0, 7
psrlw xmm2, 7
packuswb xmm0, xmm2
paddb xmm0, xmm5
sub ecx, 16
movdqa [edx], xmm0
lea edx, [edx + 16]
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void ARGBToYRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {
__asm {
mov eax, [esp + 4] /* src_argb */
mov edx, [esp + 8] /* dst_y */
mov ecx, [esp + 12] /* pix */
movdqa xmm5, kAddY16
movdqa xmm4, kARGBToY
align 16
convertloop:
movdqu xmm0, [eax]
movdqu xmm1, [eax + 16]
movdqu xmm2, [eax + 32]
movdqu xmm3, [eax + 48]
pmaddubsw xmm0, xmm4
pmaddubsw xmm1, xmm4
pmaddubsw xmm2, xmm4
pmaddubsw xmm3, xmm4
lea eax, [eax + 64]
phaddw xmm0, xmm1
phaddw xmm2, xmm3
psrlw xmm0, 7
psrlw xmm2, 7
packuswb xmm0, xmm2
paddb xmm0, xmm5
sub ecx, 16
movdqu [edx], xmm0
lea edx, [edx + 16]
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void BGRAToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {
__asm {
mov eax, [esp + 4] /* src_argb */
mov edx, [esp + 8] /* dst_y */
mov ecx, [esp + 12] /* pix */
movdqa xmm5, kAddY16
movdqa xmm4, kBGRAToY
align 16
convertloop:
movdqa xmm0, [eax]
movdqa xmm1, [eax + 16]
movdqa xmm2, [eax + 32]
movdqa xmm3, [eax + 48]
pmaddubsw xmm0, xmm4
pmaddubsw xmm1, xmm4
pmaddubsw xmm2, xmm4
pmaddubsw xmm3, xmm4
lea eax, [eax + 64]
phaddw xmm0, xmm1
phaddw xmm2, xmm3
psrlw xmm0, 7
psrlw xmm2, 7
packuswb xmm0, xmm2
paddb xmm0, xmm5
sub ecx, 16
movdqa [edx], xmm0
lea edx, [edx + 16]
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void BGRAToYRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {
__asm {
mov eax, [esp + 4] /* src_argb */
mov edx, [esp + 8] /* dst_y */
mov ecx, [esp + 12] /* pix */
movdqa xmm5, kAddY16
movdqa xmm4, kBGRAToY
align 16
convertloop:
movdqu xmm0, [eax]
movdqu xmm1, [eax + 16]
movdqu xmm2, [eax + 32]
movdqu xmm3, [eax + 48]
pmaddubsw xmm0, xmm4
pmaddubsw xmm1, xmm4
pmaddubsw xmm2, xmm4
pmaddubsw xmm3, xmm4
lea eax, [eax + 64]
phaddw xmm0, xmm1
phaddw xmm2, xmm3
psrlw xmm0, 7
psrlw xmm2, 7
packuswb xmm0, xmm2
paddb xmm0, xmm5
sub ecx, 16
movdqu [edx], xmm0
lea edx, [edx + 16]
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void ABGRToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {
__asm {
mov eax, [esp + 4] /* src_argb */
mov edx, [esp + 8] /* dst_y */
mov ecx, [esp + 12] /* pix */
movdqa xmm5, kAddY16
movdqa xmm4, kABGRToY
align 16
convertloop:
movdqa xmm0, [eax]
movdqa xmm1, [eax + 16]
movdqa xmm2, [eax + 32]
movdqa xmm3, [eax + 48]
pmaddubsw xmm0, xmm4
pmaddubsw xmm1, xmm4
pmaddubsw xmm2, xmm4
pmaddubsw xmm3, xmm4
lea eax, [eax + 64]
phaddw xmm0, xmm1
phaddw xmm2, xmm3
psrlw xmm0, 7
psrlw xmm2, 7
packuswb xmm0, xmm2
paddb xmm0, xmm5
sub ecx, 16
movdqa [edx], xmm0
lea edx, [edx + 16]
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void ABGRToYRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {
__asm {
mov eax, [esp + 4] /* src_argb */
mov edx, [esp + 8] /* dst_y */
mov ecx, [esp + 12] /* pix */
movdqa xmm5, kAddY16
movdqa xmm4, kABGRToY
align 16
convertloop:
movdqu xmm0, [eax]
movdqu xmm1, [eax + 16]
movdqu xmm2, [eax + 32]
movdqu xmm3, [eax + 48]
pmaddubsw xmm0, xmm4
pmaddubsw xmm1, xmm4
pmaddubsw xmm2, xmm4
pmaddubsw xmm3, xmm4
lea eax, [eax + 64]
phaddw xmm0, xmm1
phaddw xmm2, xmm3
psrlw xmm0, 7
psrlw xmm2, 7
packuswb xmm0, xmm2
paddb xmm0, xmm5
sub ecx, 16
movdqu [edx], xmm0
lea edx, [edx + 16]
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void RGBAToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {
__asm {
mov eax, [esp + 4] /* src_argb */
mov edx, [esp + 8] /* dst_y */
mov ecx, [esp + 12] /* pix */
movdqa xmm5, kAddY16
movdqa xmm4, kRGBAToY
align 16
convertloop:
movdqa xmm0, [eax]
movdqa xmm1, [eax + 16]
movdqa xmm2, [eax + 32]
movdqa xmm3, [eax + 48]
pmaddubsw xmm0, xmm4
pmaddubsw xmm1, xmm4
pmaddubsw xmm2, xmm4
pmaddubsw xmm3, xmm4
lea eax, [eax + 64]
phaddw xmm0, xmm1
phaddw xmm2, xmm3
psrlw xmm0, 7
psrlw xmm2, 7
packuswb xmm0, xmm2
paddb xmm0, xmm5
sub ecx, 16
movdqa [edx], xmm0
lea edx, [edx + 16]
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void RGBAToYRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {
__asm {
mov eax, [esp + 4] /* src_argb */
mov edx, [esp + 8] /* dst_y */
mov ecx, [esp + 12] /* pix */
movdqa xmm5, kAddY16
movdqa xmm4, kRGBAToY
align 16
convertloop:
movdqu xmm0, [eax]
movdqu xmm1, [eax + 16]
movdqu xmm2, [eax + 32]
movdqu xmm3, [eax + 48]
pmaddubsw xmm0, xmm4
pmaddubsw xmm1, xmm4
pmaddubsw xmm2, xmm4
pmaddubsw xmm3, xmm4
lea eax, [eax + 64]
phaddw xmm0, xmm1
phaddw xmm2, xmm3
psrlw xmm0, 7
psrlw xmm2, 7
packuswb xmm0, xmm2
paddb xmm0, xmm5
sub ecx, 16
movdqu [edx], xmm0
lea edx, [edx + 16]
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void ARGBToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
uint8* dst_u, uint8* dst_v, int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // src_argb
mov esi, [esp + 8 + 8] // src_stride_argb
mov edx, [esp + 8 + 12] // dst_u
mov edi, [esp + 8 + 16] // dst_v
mov ecx, [esp + 8 + 20] // pix
movdqa xmm7, kARGBToU
movdqa xmm6, kARGBToV
movdqa xmm5, kAddUV128
sub edi, edx // stride from u to v
align 16
convertloop:
/* step 1 - subsample 16x2 argb pixels to 8x1 */
movdqa xmm0, [eax]
movdqa xmm1, [eax + 16]
movdqa xmm2, [eax + 32]
movdqa xmm3, [eax + 48]
pavgb xmm0, [eax + esi]
pavgb xmm1, [eax + esi + 16]
pavgb xmm2, [eax + esi + 32]
pavgb xmm3, [eax + esi + 48]
lea eax, [eax + 64]
movdqa xmm4, xmm0
shufps xmm0, xmm1, 0x88
shufps xmm4, xmm1, 0xdd
pavgb xmm0, xmm4
movdqa xmm4, xmm2
shufps xmm2, xmm3, 0x88
shufps xmm4, xmm3, 0xdd
pavgb xmm2, xmm4
// step 2 - convert to U and V
// from here down is very similar to Y code except
// instead of 16 different pixels, its 8 pixels of U and 8 of V
movdqa xmm1, xmm0
movdqa xmm3, xmm2
pmaddubsw xmm0, xmm7 // U
pmaddubsw xmm2, xmm7
pmaddubsw xmm1, xmm6 // V
pmaddubsw xmm3, xmm6
phaddw xmm0, xmm2
phaddw xmm1, xmm3
psraw xmm0, 8
psraw xmm1, 8
packsswb xmm0, xmm1
paddb xmm0, xmm5 // -> unsigned
// step 3 - store 8 U and 8 V values
sub ecx, 16
movlps qword ptr [edx], xmm0 // U
movhps qword ptr [edx + edi], xmm0 // V
lea edx, [edx + 8]
jg convertloop
pop edi
pop esi
ret
}
}
__declspec(naked) __declspec(align(16))
void ARGBToUVRow_Unaligned_SSSE3(const uint8* src_argb0, int src_stride_argb,
uint8* dst_u, uint8* dst_v, int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // src_argb
mov esi, [esp + 8 + 8] // src_stride_argb
mov edx, [esp + 8 + 12] // dst_u
mov edi, [esp + 8 + 16] // dst_v
mov ecx, [esp + 8 + 20] // pix
movdqa xmm7, kARGBToU
movdqa xmm6, kARGBToV
movdqa xmm5, kAddUV128
sub edi, edx // stride from u to v
align 16
convertloop:
/* step 1 - subsample 16x2 argb pixels to 8x1 */
movdqu xmm0, [eax]
movdqu xmm1, [eax + 16]
movdqu xmm2, [eax + 32]
movdqu xmm3, [eax + 48]
movdqu xmm4, [eax + esi]
pavgb xmm0, xmm4
movdqu xmm4, [eax + esi + 16]
pavgb xmm1, xmm4
movdqu xmm4, [eax + esi + 32]
pavgb xmm2, xmm4
movdqu xmm4, [eax + esi + 48]
pavgb xmm3, xmm4
lea eax, [eax + 64]
movdqa xmm4, xmm0
shufps xmm0, xmm1, 0x88
shufps xmm4, xmm1, 0xdd
pavgb xmm0, xmm4
movdqa xmm4, xmm2
shufps xmm2, xmm3, 0x88
shufps xmm4, xmm3, 0xdd
pavgb xmm2, xmm4
// step 2 - convert to U and V
// from here down is very similar to Y code except
// instead of 16 different pixels, its 8 pixels of U and 8 of V
movdqa xmm1, xmm0
movdqa xmm3, xmm2
pmaddubsw xmm0, xmm7 // U
pmaddubsw xmm2, xmm7
pmaddubsw xmm1, xmm6 // V
pmaddubsw xmm3, xmm6
phaddw xmm0, xmm2
phaddw xmm1, xmm3
psraw xmm0, 8
psraw xmm1, 8
packsswb xmm0, xmm1
paddb xmm0, xmm5 // -> unsigned
// step 3 - store 8 U and 8 V values
sub ecx, 16
movlps qword ptr [edx], xmm0 // U
movhps qword ptr [edx + edi], xmm0 // V
lea edx, [edx + 8]
jg convertloop
pop edi
pop esi
ret
}
}
__declspec(naked) __declspec(align(16))
void BGRAToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
uint8* dst_u, uint8* dst_v, int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // src_argb
mov esi, [esp + 8 + 8] // src_stride_argb
mov edx, [esp + 8 + 12] // dst_u
mov edi, [esp + 8 + 16] // dst_v
mov ecx, [esp + 8 + 20] // pix
movdqa xmm7, kBGRAToU
movdqa xmm6, kBGRAToV
movdqa xmm5, kAddUV128
sub edi, edx // stride from u to v
align 16
convertloop:
/* step 1 - subsample 16x2 argb pixels to 8x1 */
movdqa xmm0, [eax]
movdqa xmm1, [eax + 16]
movdqa xmm2, [eax + 32]
movdqa xmm3, [eax + 48]
pavgb xmm0, [eax + esi]
pavgb xmm1, [eax + esi + 16]
pavgb xmm2, [eax + esi + 32]
pavgb xmm3, [eax + esi + 48]
lea eax, [eax + 64]
movdqa xmm4, xmm0
shufps xmm0, xmm1, 0x88
shufps xmm4, xmm1, 0xdd
pavgb xmm0, xmm4
movdqa xmm4, xmm2
shufps xmm2, xmm3, 0x88
shufps xmm4, xmm3, 0xdd
pavgb xmm2, xmm4
// step 2 - convert to U and V
// from here down is very similar to Y code except
// instead of 16 different pixels, its 8 pixels of U and 8 of V
movdqa xmm1, xmm0
movdqa xmm3, xmm2
pmaddubsw xmm0, xmm7 // U
pmaddubsw xmm2, xmm7
pmaddubsw xmm1, xmm6 // V
pmaddubsw xmm3, xmm6
phaddw xmm0, xmm2
phaddw xmm1, xmm3
psraw xmm0, 8
psraw xmm1, 8
packsswb xmm0, xmm1
paddb xmm0, xmm5 // -> unsigned
// step 3 - store 8 U and 8 V values
sub ecx, 16
movlps qword ptr [edx], xmm0 // U
movhps qword ptr [edx + edi], xmm0 // V
lea edx, [edx + 8]
jg convertloop
pop edi
pop esi
ret
}
}
__declspec(naked) __declspec(align(16))
void BGRAToUVRow_Unaligned_SSSE3(const uint8* src_argb0, int src_stride_argb,
uint8* dst_u, uint8* dst_v, int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // src_argb
mov esi, [esp + 8 + 8] // src_stride_argb
mov edx, [esp + 8 + 12] // dst_u
mov edi, [esp + 8 + 16] // dst_v
mov ecx, [esp + 8 + 20] // pix
movdqa xmm7, kBGRAToU
movdqa xmm6, kBGRAToV
movdqa xmm5, kAddUV128
sub edi, edx // stride from u to v
align 16
convertloop:
/* step 1 - subsample 16x2 argb pixels to 8x1 */
movdqu xmm0, [eax]
movdqu xmm1, [eax + 16]
movdqu xmm2, [eax + 32]
movdqu xmm3, [eax + 48]
movdqu xmm4, [eax + esi]
pavgb xmm0, xmm4
movdqu xmm4, [eax + esi + 16]
pavgb xmm1, xmm4
movdqu xmm4, [eax + esi + 32]
pavgb xmm2, xmm4
movdqu xmm4, [eax + esi + 48]
pavgb xmm3, xmm4
lea eax, [eax + 64]
movdqa xmm4, xmm0
shufps xmm0, xmm1, 0x88
shufps xmm4, xmm1, 0xdd
pavgb xmm0, xmm4
movdqa xmm4, xmm2
shufps xmm2, xmm3, 0x88
shufps xmm4, xmm3, 0xdd
pavgb xmm2, xmm4
// step 2 - convert to U and V
// from here down is very similar to Y code except
// instead of 16 different pixels, its 8 pixels of U and 8 of V
movdqa xmm1, xmm0
movdqa xmm3, xmm2
pmaddubsw xmm0, xmm7 // U
pmaddubsw xmm2, xmm7
pmaddubsw xmm1, xmm6 // V
pmaddubsw xmm3, xmm6
phaddw xmm0, xmm2
phaddw xmm1, xmm3
psraw xmm0, 8
psraw xmm1, 8
packsswb xmm0, xmm1
paddb xmm0, xmm5 // -> unsigned
// step 3 - store 8 U and 8 V values
sub ecx, 16
movlps qword ptr [edx], xmm0 // U
movhps qword ptr [edx + edi], xmm0 // V
lea edx, [edx + 8]
jg convertloop
pop edi
pop esi
ret
}
}
__declspec(naked) __declspec(align(16))
void ABGRToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
uint8* dst_u, uint8* dst_v, int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // src_argb
mov esi, [esp + 8 + 8] // src_stride_argb
mov edx, [esp + 8 + 12] // dst_u
mov edi, [esp + 8 + 16] // dst_v
mov ecx, [esp + 8 + 20] // pix
movdqa xmm7, kABGRToU
movdqa xmm6, kABGRToV
movdqa xmm5, kAddUV128
sub edi, edx // stride from u to v
align 16
convertloop:
/* step 1 - subsample 16x2 argb pixels to 8x1 */
movdqa xmm0, [eax]
movdqa xmm1, [eax + 16]
movdqa xmm2, [eax + 32]
movdqa xmm3, [eax + 48]
pavgb xmm0, [eax + esi]
pavgb xmm1, [eax + esi + 16]
pavgb xmm2, [eax + esi + 32]
pavgb xmm3, [eax + esi + 48]
lea eax, [eax + 64]
movdqa xmm4, xmm0
shufps xmm0, xmm1, 0x88
shufps xmm4, xmm1, 0xdd
pavgb xmm0, xmm4
movdqa xmm4, xmm2
shufps xmm2, xmm3, 0x88
shufps xmm4, xmm3, 0xdd
pavgb xmm2, xmm4
// step 2 - convert to U and V
// from here down is very similar to Y code except
// instead of 16 different pixels, its 8 pixels of U and 8 of V
movdqa xmm1, xmm0
movdqa xmm3, xmm2
pmaddubsw xmm0, xmm7 // U
pmaddubsw xmm2, xmm7
pmaddubsw xmm1, xmm6 // V
pmaddubsw xmm3, xmm6
phaddw xmm0, xmm2
phaddw xmm1, xmm3
psraw xmm0, 8
psraw xmm1, 8
packsswb xmm0, xmm1
paddb xmm0, xmm5 // -> unsigned
// step 3 - store 8 U and 8 V values
sub ecx, 16
movlps qword ptr [edx], xmm0 // U
movhps qword ptr [edx + edi], xmm0 // V
lea edx, [edx + 8]
jg convertloop
pop edi
pop esi
ret
}
}
__declspec(naked) __declspec(align(16))
void ABGRToUVRow_Unaligned_SSSE3(const uint8* src_argb0, int src_stride_argb,
uint8* dst_u, uint8* dst_v, int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // src_argb
mov esi, [esp + 8 + 8] // src_stride_argb
mov edx, [esp + 8 + 12] // dst_u
mov edi, [esp + 8 + 16] // dst_v
mov ecx, [esp + 8 + 20] // pix
movdqa xmm7, kABGRToU
movdqa xmm6, kABGRToV
movdqa xmm5, kAddUV128
sub edi, edx // stride from u to v
align 16
convertloop:
/* step 1 - subsample 16x2 argb pixels to 8x1 */
movdqu xmm0, [eax]
movdqu xmm1, [eax + 16]
movdqu xmm2, [eax + 32]
movdqu xmm3, [eax + 48]
movdqu xmm4, [eax + esi]
pavgb xmm0, xmm4
movdqu xmm4, [eax + esi + 16]
pavgb xmm1, xmm4
movdqu xmm4, [eax + esi + 32]
pavgb xmm2, xmm4
movdqu xmm4, [eax + esi + 48]
pavgb xmm3, xmm4
lea eax, [eax + 64]
movdqa xmm4, xmm0
shufps xmm0, xmm1, 0x88
shufps xmm4, xmm1, 0xdd
pavgb xmm0, xmm4
movdqa xmm4, xmm2
shufps xmm2, xmm3, 0x88
shufps xmm4, xmm3, 0xdd
pavgb xmm2, xmm4
// step 2 - convert to U and V
// from here down is very similar to Y code except
// instead of 16 different pixels, its 8 pixels of U and 8 of V
movdqa xmm1, xmm0
movdqa xmm3, xmm2
pmaddubsw xmm0, xmm7 // U
pmaddubsw xmm2, xmm7
pmaddubsw xmm1, xmm6 // V
pmaddubsw xmm3, xmm6
phaddw xmm0, xmm2
phaddw xmm1, xmm3
psraw xmm0, 8
psraw xmm1, 8
packsswb xmm0, xmm1
paddb xmm0, xmm5 // -> unsigned
// step 3 - store 8 U and 8 V values
sub ecx, 16
movlps qword ptr [edx], xmm0 // U
movhps qword ptr [edx + edi], xmm0 // V
lea edx, [edx + 8]
jg convertloop
pop edi
pop esi
ret
}
}
__declspec(naked) __declspec(align(16))
void RGBAToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
uint8* dst_u, uint8* dst_v, int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // src_argb
mov esi, [esp + 8 + 8] // src_stride_argb
mov edx, [esp + 8 + 12] // dst_u
mov edi, [esp + 8 + 16] // dst_v
mov ecx, [esp + 8 + 20] // pix
movdqa xmm7, kRGBAToU
movdqa xmm6, kRGBAToV
movdqa xmm5, kAddUV128
sub edi, edx // stride from u to v
align 16
convertloop:
/* step 1 - subsample 16x2 argb pixels to 8x1 */
movdqa xmm0, [eax]
movdqa xmm1, [eax + 16]
movdqa xmm2, [eax + 32]
movdqa xmm3, [eax + 48]
pavgb xmm0, [eax + esi]
pavgb xmm1, [eax + esi + 16]
pavgb xmm2, [eax + esi + 32]
pavgb xmm3, [eax + esi + 48]
lea eax, [eax + 64]
movdqa xmm4, xmm0
shufps xmm0, xmm1, 0x88
shufps xmm4, xmm1, 0xdd
pavgb xmm0, xmm4
movdqa xmm4, xmm2
shufps xmm2, xmm3, 0x88
shufps xmm4, xmm3, 0xdd
pavgb xmm2, xmm4
// step 2 - convert to U and V
// from here down is very similar to Y code except
// instead of 16 different pixels, its 8 pixels of U and 8 of V
movdqa xmm1, xmm0
movdqa xmm3, xmm2
pmaddubsw xmm0, xmm7 // U
pmaddubsw xmm2, xmm7
pmaddubsw xmm1, xmm6 // V
pmaddubsw xmm3, xmm6
phaddw xmm0, xmm2
phaddw xmm1, xmm3
psraw xmm0, 8
psraw xmm1, 8
packsswb xmm0, xmm1
paddb xmm0, xmm5 // -> unsigned
// step 3 - store 8 U and 8 V values
sub ecx, 16
movlps qword ptr [edx], xmm0 // U
movhps qword ptr [edx + edi], xmm0 // V
lea edx, [edx + 8]
jg convertloop
pop edi
pop esi
ret
}
}
__declspec(naked) __declspec(align(16))
void RGBAToUVRow_Unaligned_SSSE3(const uint8* src_argb0, int src_stride_argb,
uint8* dst_u, uint8* dst_v, int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // src_argb
mov esi, [esp + 8 + 8] // src_stride_argb
mov edx, [esp + 8 + 12] // dst_u
mov edi, [esp + 8 + 16] // dst_v
mov ecx, [esp + 8 + 20] // pix
movdqa xmm7, kRGBAToU
movdqa xmm6, kRGBAToV
movdqa xmm5, kAddUV128
sub edi, edx // stride from u to v
align 16
convertloop:
/* step 1 - subsample 16x2 argb pixels to 8x1 */
movdqu xmm0, [eax]
movdqu xmm1, [eax + 16]
movdqu xmm2, [eax + 32]
movdqu xmm3, [eax + 48]
movdqu xmm4, [eax + esi]
pavgb xmm0, xmm4
movdqu xmm4, [eax + esi + 16]
pavgb xmm1, xmm4
movdqu xmm4, [eax + esi + 32]
pavgb xmm2, xmm4
movdqu xmm4, [eax + esi + 48]
pavgb xmm3, xmm4
lea eax, [eax + 64]
movdqa xmm4, xmm0
shufps xmm0, xmm1, 0x88
shufps xmm4, xmm1, 0xdd
pavgb xmm0, xmm4
movdqa xmm4, xmm2
shufps xmm2, xmm3, 0x88
shufps xmm4, xmm3, 0xdd
pavgb xmm2, xmm4
// step 2 - convert to U and V
// from here down is very similar to Y code except
// instead of 16 different pixels, its 8 pixels of U and 8 of V
movdqa xmm1, xmm0
movdqa xmm3, xmm2
pmaddubsw xmm0, xmm7 // U
pmaddubsw xmm2, xmm7
pmaddubsw xmm1, xmm6 // V
pmaddubsw xmm3, xmm6
phaddw xmm0, xmm2
phaddw xmm1, xmm3
psraw xmm0, 8
psraw xmm1, 8
packsswb xmm0, xmm1
paddb xmm0, xmm5 // -> unsigned
// step 3 - store 8 U and 8 V values
sub ecx, 16
movlps qword ptr [edx], xmm0 // U
movhps qword ptr [edx + edi], xmm0 // V
lea edx, [edx + 8]
jg convertloop
pop edi
pop esi
ret
}
}
#endif // HAS_ARGBTOYROW_SSSE3
#ifdef HAS_I422TOARGBROW_SSSE3
#define YG 74 /* static_cast<int8>(1.164 * 64 + 0.5) */
#define UB 127 /* min(63,static_cast<int8>(2.018 * 64)) */
#define UG -25 /* static_cast<int8>(-0.391 * 64 - 0.5) */
#define UR 0
#define VB 0
#define VG -52 /* static_cast<int8>(-0.813 * 64 - 0.5) */
#define VR 102 /* static_cast<int8>(1.596 * 64 + 0.5) */
// Bias
#define BB UB * 128 + VB * 128
#define BG UG * 128 + VG * 128
#define BR UR * 128 + VR * 128
static const vec8 kUVToB = {
UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB
};
static const vec8 kUVToR = {
UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR
};
static const vec8 kUVToG = {
UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG
};
static const vec8 kVUToB = {
VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB,
};
static const vec8 kVUToR = {
VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR,
};
static const vec8 kVUToG = {
VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG,
};
static const vec16 kYToRgb = { YG, YG, YG, YG, YG, YG, YG, YG };
static const vec16 kYSub16 = { 16, 16, 16, 16, 16, 16, 16, 16 };
static const vec16 kUVBiasB = { BB, BB, BB, BB, BB, BB, BB, BB };
static const vec16 kUVBiasG = { BG, BG, BG, BG, BG, BG, BG, BG };
static const vec16 kUVBiasR = { BR, BR, BR, BR, BR, BR, BR, BR };
// TODO(fbarchard): NV12/NV21 fetch UV and use directly.
// TODO(fbarchard): Read that does half size on Y and treats 420 as 444.
// Read 8 UV from 411.
#define READYUV444 __asm { \
__asm movq xmm0, qword ptr [esi] /* U */ /* NOLINT */ \
__asm movq xmm1, qword ptr [esi + edi] /* V */ /* NOLINT */ \
__asm lea esi, [esi + 8] \
__asm punpcklbw xmm0, xmm1 /* UV */ \
}
// Read 4 UV from 422, upsample to 8 UV.
#define READYUV422 __asm { \
__asm movd xmm0, [esi] /* U */ \
__asm movd xmm1, [esi + edi] /* V */ \
__asm lea esi, [esi + 4] \
__asm punpcklbw xmm0, xmm1 /* UV */ \
__asm punpcklwd xmm0, xmm0 /* UVUV (upsample) */ \
}
// Read 2 UV from 411, upsample to 8 UV.
#define READYUV411 __asm { \
__asm movd xmm0, [esi] /* U */ \
__asm movd xmm1, [esi + edi] /* V */ \
__asm lea esi, [esi + 2] \
__asm punpcklbw xmm0, xmm1 /* UV */ \
__asm punpcklwd xmm0, xmm0 /* UVUV (upsample) */ \
__asm punpckldq xmm0, xmm0 /* UVUV (upsample) */ \
}
// Read 4 UV from NV12, upsample to 8 UV.
#define READNV12 __asm { \
__asm movq xmm0, qword ptr [esi] /* UV */ /* NOLINT */ \
__asm lea esi, [esi + 8] \
__asm punpcklwd xmm0, xmm0 /* UVUV (upsample) */ \
}
// Convert 8 pixels: 8 UV and 8 Y.
#define YUVTORGB __asm { \
/* Step 1: Find 4 UV contributions to 8 R,G,B values */ \
__asm movdqa xmm1, xmm0 \
__asm movdqa xmm2, xmm0 \
__asm pmaddubsw xmm0, kUVToB /* scale B UV */ \
__asm pmaddubsw xmm1, kUVToG /* scale G UV */ \
__asm pmaddubsw xmm2, kUVToR /* scale R UV */ \
__asm psubw xmm0, kUVBiasB /* unbias back to signed */ \
__asm psubw xmm1, kUVBiasG \
__asm psubw xmm2, kUVBiasR \
/* Step 2: Find Y contribution to 8 R,G,B values */ \
__asm movq xmm3, qword ptr [eax] /* NOLINT */ \
__asm lea eax, [eax + 8] \
__asm punpcklbw xmm3, xmm4 \
__asm psubsw xmm3, kYSub16 \
__asm pmullw xmm3, kYToRgb \
__asm paddsw xmm0, xmm3 /* B += Y */ \
__asm paddsw xmm1, xmm3 /* G += Y */ \
__asm paddsw xmm2, xmm3 /* R += Y */ \
__asm psraw xmm0, 6 \
__asm psraw xmm1, 6 \
__asm psraw xmm2, 6 \
__asm packuswb xmm0, xmm0 /* B */ \
__asm packuswb xmm1, xmm1 /* G */ \
__asm packuswb xmm2, xmm2 /* R */ \
}
// Convert 8 pixels: 8 VU and 8 Y.
#define YVUTORGB __asm { \
/* Step 1: Find 4 UV contributions to 8 R,G,B values */ \
__asm movdqa xmm1, xmm0 \
__asm movdqa xmm2, xmm0 \
__asm pmaddubsw xmm0, kVUToB /* scale B UV */ \
__asm pmaddubsw xmm1, kVUToG /* scale G UV */ \
__asm pmaddubsw xmm2, kVUToR /* scale R UV */ \
__asm psubw xmm0, kUVBiasB /* unbias back to signed */ \
__asm psubw xmm1, kUVBiasG \
__asm psubw xmm2, kUVBiasR \
/* Step 2: Find Y contribution to 8 R,G,B values */ \
__asm movq xmm3, qword ptr [eax] /* NOLINT */ \
__asm lea eax, [eax + 8] \
__asm punpcklbw xmm3, xmm4 \
__asm psubsw xmm3, kYSub16 \
__asm pmullw xmm3, kYToRgb \
__asm paddsw xmm0, xmm3 /* B += Y */ \
__asm paddsw xmm1, xmm3 /* G += Y */ \
__asm paddsw xmm2, xmm3 /* R += Y */ \
__asm psraw xmm0, 6 \
__asm psraw xmm1, 6 \
__asm psraw xmm2, 6 \
__asm packuswb xmm0, xmm0 /* B */ \
__asm packuswb xmm1, xmm1 /* G */ \
__asm packuswb xmm2, xmm2 /* R */ \
}
// 8 pixels, dest aligned 16.
// 8 UV values, mixed with 8 Y producing 8 ARGB (32 bytes).
__declspec(naked) __declspec(align(16))
void I444ToARGBRow_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* argb_buf,
int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // Y
mov esi, [esp + 8 + 8] // U
mov edi, [esp + 8 + 12] // V
mov edx, [esp + 8 + 16] // argb
mov ecx, [esp + 8 + 20] // width
sub edi, esi
pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
pxor xmm4, xmm4
align 16
convertloop:
READYUV444
YUVTORGB
// Step 3: Weave into ARGB
punpcklbw xmm0, xmm1 // BG
punpcklbw xmm2, xmm5 // RA
movdqa xmm1, xmm0
punpcklwd xmm0, xmm2 // BGRA first 4 pixels
punpckhwd xmm1, xmm2 // BGRA next 4 pixels
movdqa [edx], xmm0
movdqa [edx + 16], xmm1
lea edx, [edx + 32]
sub ecx, 8
jg convertloop
pop edi
pop esi
ret
}
}
// 8 pixels, dest aligned 16.
// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
__declspec(naked) __declspec(align(16))
void I422ToRGB24Row_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb24_buf,
int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // Y
mov esi, [esp + 8 + 8] // U
mov edi, [esp + 8 + 12] // V
mov edx, [esp + 8 + 16] // rgb24
mov ecx, [esp + 8 + 20] // width
sub edi, esi
pxor xmm4, xmm4
movdqa xmm5, kShuffleMaskARGBToRGB24_0
movdqa xmm6, kShuffleMaskARGBToRGB24
align 16
convertloop:
READYUV422
YUVTORGB
// Step 3: Weave into RRGB
punpcklbw xmm0, xmm1 // BG
punpcklbw xmm2, xmm2 // RR
movdqa xmm1, xmm0
punpcklwd xmm0, xmm2 // BGRR first 4 pixels
punpckhwd xmm1, xmm2 // BGRR next 4 pixels
pshufb xmm0, xmm5 // Pack into first 8 and last 4 bytes.
pshufb xmm1, xmm6 // Pack into first 12 bytes.
palignr xmm1, xmm0, 12 // last 4 bytes of xmm0 + 12 from xmm1
movq qword ptr [edx], xmm0 // First 8 bytes
movdqu [edx + 8], xmm1 // Last 16 bytes. = 24 bytes, 8 RGB pixels.
lea edx, [edx + 24]
sub ecx, 8
jg convertloop
pop edi
pop esi
ret
}
}
// 8 pixels, dest aligned 16.
// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
__declspec(naked) __declspec(align(16))
void I422ToRAWRow_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* raw_buf,
int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // Y
mov esi, [esp + 8 + 8] // U
mov edi, [esp + 8 + 12] // V
mov edx, [esp + 8 + 16] // raw
mov ecx, [esp + 8 + 20] // width
sub edi, esi
pxor xmm4, xmm4
movdqa xmm5, kShuffleMaskARGBToRAW_0
movdqa xmm6, kShuffleMaskARGBToRAW
align 16
convertloop:
READYUV422
YUVTORGB
// Step 3: Weave into RRGB
punpcklbw xmm0, xmm1 // BG
punpcklbw xmm2, xmm2 // RR
movdqa xmm1, xmm0
punpcklwd xmm0, xmm2 // BGRR first 4 pixels
punpckhwd xmm1, xmm2 // BGRR next 4 pixels
pshufb xmm0, xmm5 // Pack into first 8 and last 4 bytes.
pshufb xmm1, xmm6 // Pack into first 12 bytes.
palignr xmm1, xmm0, 12 // last 4 bytes of xmm0 + 12 from xmm1
movq qword ptr [edx], xmm0 // First 8 bytes
movdqu [edx + 8], xmm1 // Last 16 bytes. = 24 bytes, 8 RGB pixels.
lea edx, [edx + 24]
sub ecx, 8
jg convertloop
pop edi
pop esi
ret
}
}
// 8 pixels, dest unaligned.
// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
__declspec(naked) __declspec(align(16))
void I422ToRGB565Row_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb565_buf,
int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // Y
mov esi, [esp + 8 + 8] // U
mov edi, [esp + 8 + 12] // V
mov edx, [esp + 8 + 16] // rgb565
mov ecx, [esp + 8 + 20] // width
sub edi, esi
pxor xmm4, xmm4
pcmpeqb xmm5, xmm5 // generate mask 0x0000001f
psrld xmm5, 27
pcmpeqb xmm6, xmm6 // generate mask 0x000007e0
psrld xmm6, 26
pslld xmm6, 5
pcmpeqb xmm7, xmm7 // generate mask 0xfffff800
pslld xmm7, 11
align 16
convertloop:
READYUV422
YUVTORGB
// Step 3: Weave into RRGB
punpcklbw xmm0, xmm1 // BG
punpcklbw xmm2, xmm2 // RR
movdqa xmm1, xmm0
punpcklwd xmm0, xmm2 // BGRR first 4 pixels
punpckhwd xmm1, xmm2 // BGRR next 4 pixels
// Step 3b: RRGB -> RGB565
movdqa xmm3, xmm0 // B first 4 pixels of argb
movdqa xmm2, xmm0 // G
pslld xmm0, 8 // R
psrld xmm3, 3 // B
psrld xmm2, 5 // G
psrad xmm0, 16 // R
pand xmm3, xmm5 // B
pand xmm2, xmm6 // G
pand xmm0, xmm7 // R
por xmm3, xmm2 // BG
por xmm0, xmm3 // BGR
movdqa xmm3, xmm1 // B next 4 pixels of argb
movdqa xmm2, xmm1 // G
pslld xmm1, 8 // R
psrld xmm3, 3 // B
psrld xmm2, 5 // G
psrad xmm1, 16 // R
pand xmm3, xmm5 // B
pand xmm2, xmm6 // G
pand xmm1, xmm7 // R
por xmm3, xmm2 // BG
por xmm1, xmm3 // BGR
packssdw xmm0, xmm1
sub ecx, 8
movdqu [edx], xmm0 // store 8 pixels of RGB565
lea edx, [edx + 16]
jg convertloop
pop edi
pop esi
ret
}
}
// 8 pixels, dest aligned 16.
// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
__declspec(naked) __declspec(align(16))
void I422ToARGBRow_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* argb_buf,
int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // Y
mov esi, [esp + 8 + 8] // U
mov edi, [esp + 8 + 12] // V
mov edx, [esp + 8 + 16] // argb
mov ecx, [esp + 8 + 20] // width
sub edi, esi
pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
pxor xmm4, xmm4
align 16
convertloop:
READYUV422
YUVTORGB
// Step 3: Weave into ARGB
punpcklbw xmm0, xmm1 // BG
punpcklbw xmm2, xmm5 // RA
movdqa xmm1, xmm0
punpcklwd xmm0, xmm2 // BGRA first 4 pixels
punpckhwd xmm1, xmm2 // BGRA next 4 pixels
movdqa [edx], xmm0
movdqa [edx + 16], xmm1
lea edx, [edx + 32]
sub ecx, 8
jg convertloop
pop edi
pop esi
ret
}
}
// 8 pixels, dest aligned 16.
// 2 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
// Similar to I420 but duplicate UV once more.
__declspec(naked) __declspec(align(16))
void I411ToARGBRow_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* argb_buf,
int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // Y
mov esi, [esp + 8 + 8] // U
mov edi, [esp + 8 + 12] // V
mov edx, [esp + 8 + 16] // argb
mov ecx, [esp + 8 + 20] // width
sub edi, esi
pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
pxor xmm4, xmm4
align 16
convertloop:
READYUV411
YUVTORGB
// Step 3: Weave into ARGB
punpcklbw xmm0, xmm1 // BG
punpcklbw xmm2, xmm5 // RA
movdqa xmm1, xmm0
punpcklwd xmm0, xmm2 // BGRA first 4 pixels
punpckhwd xmm1, xmm2 // BGRA next 4 pixels
movdqa [edx], xmm0
movdqa [edx + 16], xmm1
lea edx, [edx + 32]
sub ecx, 8
jg convertloop
pop edi
pop esi
ret
}
}
// 8 pixels, dest aligned 16.
// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
__declspec(naked) __declspec(align(16))
void NV12ToARGBRow_SSSE3(const uint8* y_buf,
const uint8* uv_buf,
uint8* argb_buf,
int width) {
__asm {
push esi
mov eax, [esp + 4 + 4] // Y
mov esi, [esp + 4 + 8] // UV
mov edx, [esp + 4 + 12] // argb
mov ecx, [esp + 4 + 16] // width
pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
pxor xmm4, xmm4
align 16
convertloop:
READNV12
YUVTORGB
// Step 3: Weave into ARGB
punpcklbw xmm0, xmm1 // BG
punpcklbw xmm2, xmm5 // RA
movdqa xmm1, xmm0
punpcklwd xmm0, xmm2 // BGRA first 4 pixels
punpckhwd xmm1, xmm2 // BGRA next 4 pixels
movdqa [edx], xmm0
movdqa [edx + 16], xmm1
lea edx, [edx + 32]
sub ecx, 8
jg convertloop
pop esi
ret
}
}
// 8 pixels, dest aligned 16.
// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
__declspec(naked) __declspec(align(16))
void NV21ToARGBRow_SSSE3(const uint8* y_buf,
const uint8* uv_buf,
uint8* argb_buf,
int width) {
__asm {
push esi
mov eax, [esp + 4 + 4] // Y
mov esi, [esp + 4 + 8] // VU
mov edx, [esp + 4 + 12] // argb
mov ecx, [esp + 4 + 16] // width
pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
pxor xmm4, xmm4
align 16
convertloop:
READNV12
YVUTORGB
// Step 3: Weave into ARGB
punpcklbw xmm0, xmm1 // BG
punpcklbw xmm2, xmm5 // RA
movdqa xmm1, xmm0
punpcklwd xmm0, xmm2 // BGRA first 4 pixels
punpckhwd xmm1, xmm2 // BGRA next 4 pixels
movdqa [edx], xmm0
movdqa [edx + 16], xmm1
lea edx, [edx + 32]
sub ecx, 8
jg convertloop
pop esi
ret
}
}
// 8 pixels, unaligned.
// 8 UV values, mixed with 8 Y producing 8 ARGB (32 bytes).
__declspec(naked) __declspec(align(16))
void I444ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* argb_buf,
int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // Y
mov esi, [esp + 8 + 8] // U
mov edi, [esp + 8 + 12] // V
mov edx, [esp + 8 + 16] // argb
mov ecx, [esp + 8 + 20] // width
sub edi, esi
pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
pxor xmm4, xmm4
align 16
convertloop:
READYUV444
YUVTORGB
// Step 3: Weave into ARGB
punpcklbw xmm0, xmm1 // BG
punpcklbw xmm2, xmm5 // RA
movdqa xmm1, xmm0
punpcklwd xmm0, xmm2 // BGRA first 4 pixels
punpckhwd xmm1, xmm2 // BGRA next 4 pixels
movdqu [edx], xmm0
movdqu [edx + 16], xmm1
lea edx, [edx + 32]
sub ecx, 8
jg convertloop
pop edi
pop esi
ret
}
}
// 8 pixels, unaligned.
// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
__declspec(naked) __declspec(align(16))
void I422ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* argb_buf,
int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // Y
mov esi, [esp + 8 + 8] // U
mov edi, [esp + 8 + 12] // V
mov edx, [esp + 8 + 16] // argb
mov ecx, [esp + 8 + 20] // width
sub edi, esi
pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
pxor xmm4, xmm4
align 16
convertloop:
READYUV422
YUVTORGB
// Step 3: Weave into ARGB
punpcklbw xmm0, xmm1 // BG
punpcklbw xmm2, xmm5 // RA
movdqa xmm1, xmm0
punpcklwd xmm0, xmm2 // BGRA first 4 pixels
punpckhwd xmm1, xmm2 // BGRA next 4 pixels
movdqu [edx], xmm0
movdqu [edx + 16], xmm1
lea edx, [edx + 32]
sub ecx, 8
jg convertloop
pop edi
pop esi
ret
}
}
// 8 pixels, unaligned.
// 2 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
// Similar to I420 but duplicate UV once more.
__declspec(naked) __declspec(align(16))
void I411ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* argb_buf,
int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // Y
mov esi, [esp + 8 + 8] // U
mov edi, [esp + 8 + 12] // V
mov edx, [esp + 8 + 16] // argb
mov ecx, [esp + 8 + 20] // width
sub edi, esi
pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
pxor xmm4, xmm4
align 16
convertloop:
READYUV411
YUVTORGB
// Step 3: Weave into ARGB
punpcklbw xmm0, xmm1 // BG
punpcklbw xmm2, xmm5 // RA
movdqa xmm1, xmm0
punpcklwd xmm0, xmm2 // BGRA first 4 pixels
punpckhwd xmm1, xmm2 // BGRA next 4 pixels
movdqu [edx], xmm0
movdqu [edx + 16], xmm1
lea edx, [edx + 32]
sub ecx, 8
jg convertloop
pop edi
pop esi
ret
}
}
// 8 pixels, dest aligned 16.
// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
__declspec(naked) __declspec(align(16))
void NV12ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
const uint8* uv_buf,
uint8* argb_buf,
int width) {
__asm {
push esi
mov eax, [esp + 4 + 4] // Y
mov esi, [esp + 4 + 8] // UV
mov edx, [esp + 4 + 12] // argb
mov ecx, [esp + 4 + 16] // width
pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
pxor xmm4, xmm4
align 16
convertloop:
READNV12
YUVTORGB
// Step 3: Weave into ARGB
punpcklbw xmm0, xmm1 // BG
punpcklbw xmm2, xmm5 // RA
movdqa xmm1, xmm0
punpcklwd xmm0, xmm2 // BGRA first 4 pixels
punpckhwd xmm1, xmm2 // BGRA next 4 pixels
movdqu [edx], xmm0
movdqu [edx + 16], xmm1
lea edx, [edx + 32]
sub ecx, 8
jg convertloop
pop esi
ret
}
}
// 8 pixels, dest aligned 16.
// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
__declspec(naked) __declspec(align(16))
void NV21ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
const uint8* uv_buf,
uint8* argb_buf,
int width) {
__asm {
push esi
mov eax, [esp + 4 + 4] // Y
mov esi, [esp + 4 + 8] // VU
mov edx, [esp + 4 + 12] // argb
mov ecx, [esp + 4 + 16] // width
pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
pxor xmm4, xmm4
align 16
convertloop:
READNV12
YVUTORGB
// Step 3: Weave into ARGB
punpcklbw xmm0, xmm1 // BG
punpcklbw xmm2, xmm5 // RA
movdqa xmm1, xmm0
punpcklwd xmm0, xmm2 // BGRA first 4 pixels
punpckhwd xmm1, xmm2 // BGRA next 4 pixels
movdqu [edx], xmm0
movdqu [edx + 16], xmm1
lea edx, [edx + 32]
sub ecx, 8
jg convertloop
pop esi
ret
}
}
__declspec(naked) __declspec(align(16))
void I422ToBGRARow_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* bgra_buf,
int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // Y
mov esi, [esp + 8 + 8] // U
mov edi, [esp + 8 + 12] // V
mov edx, [esp + 8 + 16] // bgra
mov ecx, [esp + 8 + 20] // width
sub edi, esi
pxor xmm4, xmm4
align 16
convertloop:
READYUV422
YUVTORGB
// Step 3: Weave into BGRA
pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
punpcklbw xmm1, xmm0 // GB
punpcklbw xmm5, xmm2 // AR
movdqa xmm0, xmm5
punpcklwd xmm5, xmm1 // BGRA first 4 pixels
punpckhwd xmm0, xmm1 // BGRA next 4 pixels
movdqa [edx], xmm5
movdqa [edx + 16], xmm0
lea edx, [edx + 32]
sub ecx, 8
jg convertloop
pop edi
pop esi
ret
}
}
__declspec(naked) __declspec(align(16))
void I422ToBGRARow_Unaligned_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* bgra_buf,
int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // Y
mov esi, [esp + 8 + 8] // U
mov edi, [esp + 8 + 12] // V
mov edx, [esp + 8 + 16] // bgra
mov ecx, [esp + 8 + 20] // width
sub edi, esi
pxor xmm4, xmm4
align 16
convertloop:
READYUV422
YUVTORGB
// Step 3: Weave into BGRA
pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
punpcklbw xmm1, xmm0 // GB
punpcklbw xmm5, xmm2 // AR
movdqa xmm0, xmm5
punpcklwd xmm5, xmm1 // BGRA first 4 pixels
punpckhwd xmm0, xmm1 // BGRA next 4 pixels
movdqu [edx], xmm5
movdqu [edx + 16], xmm0
lea edx, [edx + 32]
sub ecx, 8
jg convertloop
pop edi
pop esi
ret
}
}
__declspec(naked) __declspec(align(16))
void I422ToABGRRow_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* abgr_buf,
int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // Y
mov esi, [esp + 8 + 8] // U
mov edi, [esp + 8 + 12] // V
mov edx, [esp + 8 + 16] // abgr
mov ecx, [esp + 8 + 20] // width
sub edi, esi
pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
pxor xmm4, xmm4
align 16
convertloop:
READYUV422
YUVTORGB
// Step 3: Weave into ARGB
punpcklbw xmm2, xmm1 // RG
punpcklbw xmm0, xmm5 // BA
movdqa xmm1, xmm2
punpcklwd xmm2, xmm0 // RGBA first 4 pixels
punpckhwd xmm1, xmm0 // RGBA next 4 pixels
movdqa [edx], xmm2
movdqa [edx + 16], xmm1
lea edx, [edx + 32]
sub ecx, 8
jg convertloop
pop edi
pop esi
ret
}
}
__declspec(naked) __declspec(align(16))
void I422ToABGRRow_Unaligned_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* abgr_buf,
int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // Y
mov esi, [esp + 8 + 8] // U
mov edi, [esp + 8 + 12] // V
mov edx, [esp + 8 + 16] // abgr
mov ecx, [esp + 8 + 20] // width
sub edi, esi
pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
pxor xmm4, xmm4
align 16
convertloop:
READYUV422
YUVTORGB
// Step 3: Weave into ARGB
punpcklbw xmm2, xmm1 // RG
punpcklbw xmm0, xmm5 // BA
movdqa xmm1, xmm2
punpcklwd xmm2, xmm0 // RGBA first 4 pixels
punpckhwd xmm1, xmm0 // RGBA next 4 pixels
movdqu [edx], xmm2
movdqu [edx + 16], xmm1
lea edx, [edx + 32]
sub ecx, 8
jg convertloop
pop edi
pop esi
ret
}
}
__declspec(naked) __declspec(align(16))
void I422ToRGBARow_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgba_buf,
int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // Y
mov esi, [esp + 8 + 8] // U
mov edi, [esp + 8 + 12] // V
mov edx, [esp + 8 + 16] // rgba
mov ecx, [esp + 8 + 20] // width
sub edi, esi
pxor xmm4, xmm4
align 16
convertloop:
READYUV422
YUVTORGB
// Step 3: Weave into RGBA
pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
punpcklbw xmm1, xmm2 // GR
punpcklbw xmm5, xmm0 // AB
movdqa xmm0, xmm5
punpcklwd xmm5, xmm1 // RGBA first 4 pixels
punpckhwd xmm0, xmm1 // RGBA next 4 pixels
movdqa [edx], xmm5
movdqa [edx + 16], xmm0
lea edx, [edx + 32]
sub ecx, 8
jg convertloop
pop edi
pop esi
ret
}
}
__declspec(naked) __declspec(align(16))
void I422ToRGBARow_Unaligned_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgba_buf,
int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // Y
mov esi, [esp + 8 + 8] // U
mov edi, [esp + 8 + 12] // V
mov edx, [esp + 8 + 16] // rgba
mov ecx, [esp + 8 + 20] // width
sub edi, esi
pxor xmm4, xmm4
align 16
convertloop:
READYUV422
YUVTORGB
// Step 3: Weave into RGBA
pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
punpcklbw xmm1, xmm2 // GR
punpcklbw xmm5, xmm0 // AB
movdqa xmm0, xmm5
punpcklwd xmm5, xmm1 // RGBA first 4 pixels
punpckhwd xmm0, xmm1 // RGBA next 4 pixels
movdqu [edx], xmm5
movdqu [edx + 16], xmm0
lea edx, [edx + 32]
sub ecx, 8
jg convertloop
pop edi
pop esi
ret
}
}
#endif // HAS_I422TOARGBROW_SSSE3
#ifdef HAS_YTOARGBROW_SSE2
__declspec(naked) __declspec(align(16))
void YToARGBRow_SSE2(const uint8* y_buf,
uint8* rgb_buf,
int width) {
__asm {
pcmpeqb xmm4, xmm4 // generate mask 0xff000000
pslld xmm4, 24
mov eax,0x10001000
movd xmm3,eax
pshufd xmm3,xmm3,0
mov eax,0x012a012a
movd xmm2,eax
pshufd xmm2,xmm2,0
mov eax, [esp + 4] // Y
mov edx, [esp + 8] // rgb
mov ecx, [esp + 12] // width
align 16
convertloop:
// Step 1: Scale Y contribution to 8 G values. G = (y - 16) * 1.164
movq xmm0, qword ptr [eax]
lea eax, [eax + 8]
punpcklbw xmm0, xmm0 // Y.Y
psubusw xmm0, xmm3
pmulhuw xmm0, xmm2
packuswb xmm0, xmm0 // G
// Step 2: Weave into ARGB
punpcklbw xmm0, xmm0 // GG
movdqa xmm1, xmm0
punpcklwd xmm0, xmm0 // BGRA first 4 pixels
punpckhwd xmm1, xmm1 // BGRA next 4 pixels
por xmm0, xmm4
por xmm1, xmm4
movdqa [edx], xmm0
movdqa [edx + 16], xmm1
lea edx, [edx + 32]
sub ecx, 8
jg convertloop
ret
}
}
#endif // HAS_YTOARGBROW_SSE2
#ifdef HAS_MIRRORROW_SSSE3
// Shuffle table for reversing the bytes.
static const uvec8 kShuffleMirror = {
15u, 14u, 13u, 12u, 11u, 10u, 9u, 8u, 7u, 6u, 5u, 4u, 3u, 2u, 1u, 0u
};
__declspec(naked) __declspec(align(16))
void MirrorRow_SSSE3(const uint8* src, uint8* dst, int width) {
__asm {
mov eax, [esp + 4] // src
mov edx, [esp + 8] // dst
mov ecx, [esp + 12] // width
movdqa xmm5, kShuffleMirror
lea eax, [eax - 16]
align 16
convertloop:
movdqa xmm0, [eax + ecx]
pshufb xmm0, xmm5
sub ecx, 16
movdqa [edx], xmm0
lea edx, [edx + 16]
jg convertloop
ret
}
}
#endif // HAS_MIRRORROW_SSSE3
#ifdef HAS_MIRRORROW_SSE2
// SSE2 version has movdqu so it can be used on unaligned buffers when SSSE3
// version can not.
__declspec(naked) __declspec(align(16))
void MirrorRow_SSE2(const uint8* src, uint8* dst, int width) {
__asm {
mov eax, [esp + 4] // src
mov edx, [esp + 8] // dst
mov ecx, [esp + 12] // width
lea eax, [eax - 16]
align 16
convertloop:
movdqu xmm0, [eax + ecx]
movdqa xmm1, xmm0 // swap bytes
psllw xmm0, 8
psrlw xmm1, 8
por xmm0, xmm1
pshuflw xmm0, xmm0, 0x1b // swap words
pshufhw xmm0, xmm0, 0x1b
pshufd xmm0, xmm0, 0x4e // swap qwords
sub ecx, 16
movdqu [edx], xmm0
lea edx, [edx + 16]
jg convertloop
ret
}
}
#endif // HAS_MIRRORROW_SSE2
#ifdef HAS_MIRRORROW_UV_SSSE3
// Shuffle table for reversing the bytes of UV channels.
static const uvec8 kShuffleMirrorUV = {
14u, 12u, 10u, 8u, 6u, 4u, 2u, 0u, 15u, 13u, 11u, 9u, 7u, 5u, 3u, 1u
};
__declspec(naked) __declspec(align(16))
void MirrorRowUV_SSSE3(const uint8* src, uint8* dst_u, uint8* dst_v,
int width) {
__asm {
push edi
mov eax, [esp + 4 + 4] // src
mov edx, [esp + 4 + 8] // dst_u
mov edi, [esp + 4 + 12] // dst_v
mov ecx, [esp + 4 + 16] // width
movdqa xmm1, kShuffleMirrorUV
lea eax, [eax + ecx * 2 - 16]
sub edi, edx
align 16
convertloop:
movdqa xmm0, [eax]
lea eax, [eax - 16]
pshufb xmm0, xmm1
sub ecx, 8
movlpd qword ptr [edx], xmm0
movhpd qword ptr [edx + edi], xmm0
lea edx, [edx + 8]
jg convertloop
pop edi
ret
}
}
#endif // HAS_MIRRORROW_UV_SSSE3
#ifdef HAS_ARGBMIRRORROW_SSSE3
// Shuffle table for reversing the bytes.
static const uvec8 kARGBShuffleMirror = {
12u, 13u, 14u, 15u, 8u, 9u, 10u, 11u, 4u, 5u, 6u, 7u, 0u, 1u, 2u, 3u
};
__declspec(naked) __declspec(align(16))
void ARGBMirrorRow_SSSE3(const uint8* src, uint8* dst, int width) {
__asm {
mov eax, [esp + 4] // src
mov edx, [esp + 8] // dst
mov ecx, [esp + 12] // width
movdqa xmm5, kARGBShuffleMirror
lea eax, [eax - 16]
align 16
convertloop:
movdqa xmm0, [eax + ecx * 4]
pshufb xmm0, xmm5
sub ecx, 4
movdqa [edx], xmm0
lea edx, [edx + 16]
jg convertloop
ret
}
}
#endif // HAS_ARGBMIRRORROW_SSSE3
#ifdef HAS_SPLITUV_SSE2
__declspec(naked) __declspec(align(16))
void SplitUV_SSE2(const uint8* src_uv, uint8* dst_u, uint8* dst_v, int pix) {
__asm {
push edi
mov eax, [esp + 4 + 4] // src_uv
mov edx, [esp + 4 + 8] // dst_u
mov edi, [esp + 4 + 12] // dst_v
mov ecx, [esp + 4 + 16] // pix
pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
psrlw xmm5, 8
sub edi, edx
align 16
convertloop:
movdqa xmm0, [eax]
movdqa xmm1, [eax + 16]
lea eax, [eax + 32]
movdqa xmm2, xmm0
movdqa xmm3, xmm1
pand xmm0, xmm5 // even bytes
pand xmm1, xmm5
packuswb xmm0, xmm1
psrlw xmm2, 8 // odd bytes
psrlw xmm3, 8
packuswb xmm2, xmm3
movdqa [edx], xmm0
movdqa [edx + edi], xmm2
lea edx, [edx + 16]
sub ecx, 16
jg convertloop
pop edi
ret
}
}
__declspec(naked) __declspec(align(16))
void SplitUV_Unaligned_SSE2(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
int pix) {
__asm {
push edi
mov eax, [esp + 4 + 4] // src_uv
mov edx, [esp + 4 + 8] // dst_u
mov edi, [esp + 4 + 12] // dst_v
mov ecx, [esp + 4 + 16] // pix
pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
psrlw xmm5, 8
sub edi, edx
align 16
convertloop:
movdqu xmm0, [eax]
movdqu xmm1, [eax + 16]
lea eax, [eax + 32]
movdqa xmm2, xmm0
movdqa xmm3, xmm1
pand xmm0, xmm5 // even bytes
pand xmm1, xmm5
packuswb xmm0, xmm1
psrlw xmm2, 8 // odd bytes
psrlw xmm3, 8
packuswb xmm2, xmm3
movdqu [edx], xmm0
movdqu [edx + edi], xmm2
lea edx, [edx + 16]
sub ecx, 16
jg convertloop
pop edi
ret
}
}
#endif // HAS_SPLITUV_SSE2
#ifdef HAS_MERGEUV_SSE2
__declspec(naked) __declspec(align(16))
void MergeUV_SSE2(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
int width) {
__asm {
push edi
mov eax, [esp + 4 + 4] // src_u
mov edx, [esp + 4 + 8] // src_v
mov edi, [esp + 4 + 12] // dst_uv
mov ecx, [esp + 4 + 16] // width
sub edx, eax
align 16
convertloop:
movdqa xmm0, [eax] // read 16 U's
movdqa xmm1, [eax + edx] // and 16 V's
lea eax, [eax + 16]
movdqa xmm2, xmm0
punpcklbw xmm0, xmm1 // first 8 UV pairs
punpckhbw xmm2, xmm1 // next 8 UV pairs
movdqa [edi], xmm0
movdqa [edi + 16], xmm2
lea edi, [edi + 32]
sub ecx, 16
jg convertloop
pop edi
ret
}
}
__declspec(naked) __declspec(align(16))
void MergeUV_Unaligned_SSE2(const uint8* src_u, const uint8* src_v,
uint8* dst_uv, int width) {
__asm {
push edi
mov eax, [esp + 4 + 4] // src_u
mov edx, [esp + 4 + 8] // src_v
mov edi, [esp + 4 + 12] // dst_uv
mov ecx, [esp + 4 + 16] // width
sub edx, eax
align 16
convertloop:
movdqu xmm0, [eax] // read 16 U's
movdqu xmm1, [eax + edx] // and 16 V's
lea eax, [eax + 16]
movdqa xmm2, xmm0
punpcklbw xmm0, xmm1 // first 8 UV pairs
punpckhbw xmm2, xmm1 // next 8 UV pairs
movdqu [edi], xmm0
movdqu [edi + 16], xmm2
lea edi, [edi + 32]
sub ecx, 16
jg convertloop
pop edi
ret
}
}
#endif // HAS_MERGEUV_SSE2
#ifdef HAS_COPYROW_SSE2
// CopyRow copys 'count' bytes using a 16 byte load/store, 32 bytes at time.
__declspec(naked) __declspec(align(16))
void CopyRow_SSE2(const uint8* src, uint8* dst, int count) {
__asm {
mov eax, [esp + 4] // src
mov edx, [esp + 8] // dst
mov ecx, [esp + 12] // count
sub edx, eax
align 16
convertloop:
movdqa xmm0, [eax]
movdqa xmm1, [eax + 16]
movdqa [eax + edx], xmm0
movdqa [eax + edx + 16], xmm1
lea eax, [eax + 32]
sub ecx, 32
jg convertloop
ret
}
}
#endif // HAS_COPYROW_SSE2
#ifdef HAS_COPYROW_X86
__declspec(naked) __declspec(align(16))
void CopyRow_X86(const uint8* src, uint8* dst, int count) {
__asm {
mov eax, esi
mov edx, edi
mov esi, [esp + 4] // src
mov edi, [esp + 8] // dst
mov ecx, [esp + 12] // count
shr ecx, 2
rep movsd
mov edi, edx
mov esi, eax
ret
}
}
#endif // HAS_COPYROW_X86
#ifdef HAS_SETROW_X86
// SetRow8 writes 'count' bytes using a 32 bit value repeated.
__declspec(naked) __declspec(align(16))
void SetRow8_X86(uint8* dst, uint32 v32, int count) {
__asm {
mov edx, edi
mov edi, [esp + 4] // dst
mov eax, [esp + 8] // v32
mov ecx, [esp + 12] // count
shr ecx, 2
rep stosd
mov edi, edx
ret
}
}
// SetRow32 writes 'count' words using a 32 bit value repeated.
__declspec(naked) __declspec(align(16))
void SetRows32_X86(uint8* dst, uint32 v32, int width,
int dst_stride, int height) {
__asm {
push esi
push edi
push ebp
mov edi, [esp + 12 + 4] // dst
mov eax, [esp + 12 + 8] // v32
mov ebp, [esp + 12 + 12] // width
mov edx, [esp + 12 + 16] // dst_stride
mov esi, [esp + 12 + 20] // height
lea ecx, [ebp * 4]
sub edx, ecx // stride - width * 4
align 16
convertloop:
mov ecx, ebp
rep stosd
add edi, edx
sub esi, 1
jg convertloop
pop ebp
pop edi
pop esi
ret
}
}
#endif // HAS_SETROW_X86
#ifdef HAS_YUY2TOYROW_SSE2
__declspec(naked) __declspec(align(16))
void YUY2ToYRow_SSE2(const uint8* src_yuy2,
uint8* dst_y, int pix) {
__asm {
mov eax, [esp + 4] // src_yuy2
mov edx, [esp + 8] // dst_y
mov ecx, [esp + 12] // pix
pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
psrlw xmm5, 8
align 16
convertloop:
movdqa xmm0, [eax]
movdqa xmm1, [eax + 16]
lea eax, [eax + 32]
pand xmm0, xmm5 // even bytes are Y
pand xmm1, xmm5
packuswb xmm0, xmm1
sub ecx, 16
movdqa [edx], xmm0
lea edx, [edx + 16]
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void YUY2ToUVRow_SSE2(const uint8* src_yuy2, int stride_yuy2,
uint8* dst_u, uint8* dst_v, int pix) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // src_yuy2
mov esi, [esp + 8 + 8] // stride_yuy2
mov edx, [esp + 8 + 12] // dst_u
mov edi, [esp + 8 + 16] // dst_v
mov ecx, [esp + 8 + 20] // pix
pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
psrlw xmm5, 8
sub edi, edx
align 16
convertloop:
movdqa xmm0, [eax]
movdqa xmm1, [eax + 16]
movdqa xmm2, [eax + esi]
movdqa xmm3, [eax + esi + 16]
lea eax, [eax + 32]
pavgb xmm0, xmm2
pavgb xmm1, xmm3
psrlw xmm0, 8 // YUYV -> UVUV
psrlw xmm1, 8
packuswb xmm0, xmm1
movdqa xmm1, xmm0
pand xmm0, xmm5 // U
packuswb xmm0, xmm0
psrlw xmm1, 8 // V
packuswb xmm1, xmm1
movq qword ptr [edx], xmm0
movq qword ptr [edx + edi], xmm1
lea edx, [edx + 8]
sub ecx, 16
jg convertloop
pop edi
pop esi
ret
}
}
__declspec(naked) __declspec(align(16))
void YUY2ToUV422Row_SSE2(const uint8* src_yuy2,
uint8* dst_u, uint8* dst_v, int pix) {
__asm {
push edi
mov eax, [esp + 4 + 4] // src_yuy2
mov edx, [esp + 4 + 8] // dst_u
mov edi, [esp + 4 + 12] // dst_v
mov ecx, [esp + 4 + 16] // pix
pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
psrlw xmm5, 8
sub edi, edx
align 16
convertloop:
movdqa xmm0, [eax]
movdqa xmm1, [eax + 16]
lea eax, [eax + 32]
psrlw xmm0, 8 // YUYV -> UVUV
psrlw xmm1, 8
packuswb xmm0, xmm1
movdqa xmm1, xmm0
pand xmm0, xmm5 // U
packuswb xmm0, xmm0
psrlw xmm1, 8 // V
packuswb xmm1, xmm1
movq qword ptr [edx], xmm0
movq qword ptr [edx + edi], xmm1
lea edx, [edx + 8]
sub ecx, 16
jg convertloop
pop edi
ret
}
}
__declspec(naked) __declspec(align(16))
void YUY2ToYRow_Unaligned_SSE2(const uint8* src_yuy2,
uint8* dst_y, int pix) {
__asm {
mov eax, [esp + 4] // src_yuy2
mov edx, [esp + 8] // dst_y
mov ecx, [esp + 12] // pix
pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
psrlw xmm5, 8
align 16
convertloop:
movdqu xmm0, [eax]
movdqu xmm1, [eax + 16]
lea eax, [eax + 32]
pand xmm0, xmm5 // even bytes are Y
pand xmm1, xmm5
packuswb xmm0, xmm1
sub ecx, 16
movdqu [edx], xmm0
lea edx, [edx + 16]
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void YUY2ToUVRow_Unaligned_SSE2(const uint8* src_yuy2, int stride_yuy2,
uint8* dst_u, uint8* dst_v, int pix) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // src_yuy2
mov esi, [esp + 8 + 8] // stride_yuy2
mov edx, [esp + 8 + 12] // dst_u
mov edi, [esp + 8 + 16] // dst_v
mov ecx, [esp + 8 + 20] // pix
pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
psrlw xmm5, 8
sub edi, edx
align 16
convertloop:
movdqu xmm0, [eax]
movdqu xmm1, [eax + 16]
movdqu xmm2, [eax + esi]
movdqu xmm3, [eax + esi + 16]
lea eax, [eax + 32]
pavgb xmm0, xmm2
pavgb xmm1, xmm3
psrlw xmm0, 8 // YUYV -> UVUV
psrlw xmm1, 8
packuswb xmm0, xmm1
movdqa xmm1, xmm0
pand xmm0, xmm5 // U
packuswb xmm0, xmm0
psrlw xmm1, 8 // V
packuswb xmm1, xmm1
movq qword ptr [edx], xmm0
movq qword ptr [edx + edi], xmm1
lea edx, [edx + 8]
sub ecx, 16
jg convertloop
pop edi
pop esi
ret
}
}
__declspec(naked) __declspec(align(16))
void YUY2ToUV422Row_Unaligned_SSE2(const uint8* src_yuy2,
uint8* dst_u, uint8* dst_v, int pix) {
__asm {
push edi
mov eax, [esp + 4 + 4] // src_yuy2
mov edx, [esp + 4 + 8] // dst_u
mov edi, [esp + 4 + 12] // dst_v
mov ecx, [esp + 4 + 16] // pix
pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
psrlw xmm5, 8
sub edi, edx
align 16
convertloop:
movdqu xmm0, [eax]
movdqu xmm1, [eax + 16]
lea eax, [eax + 32]
psrlw xmm0, 8 // YUYV -> UVUV
psrlw xmm1, 8
packuswb xmm0, xmm1
movdqa xmm1, xmm0
pand xmm0, xmm5 // U
packuswb xmm0, xmm0
psrlw xmm1, 8 // V
packuswb xmm1, xmm1
movq qword ptr [edx], xmm0
movq qword ptr [edx + edi], xmm1
lea edx, [edx + 8]
sub ecx, 16
jg convertloop
pop edi
ret
}
}
__declspec(naked) __declspec(align(16))
void UYVYToYRow_SSE2(const uint8* src_uyvy,
uint8* dst_y, int pix) {
__asm {
mov eax, [esp + 4] // src_uyvy
mov edx, [esp + 8] // dst_y
mov ecx, [esp + 12] // pix
align 16
convertloop:
movdqa xmm0, [eax]
movdqa xmm1, [eax + 16]
lea eax, [eax + 32]
psrlw xmm0, 8 // odd bytes are Y
psrlw xmm1, 8
packuswb xmm0, xmm1
sub ecx, 16
movdqa [edx], xmm0
lea edx, [edx + 16]
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void UYVYToUVRow_SSE2(const uint8* src_uyvy, int stride_uyvy,
uint8* dst_u, uint8* dst_v, int pix) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // src_yuy2
mov esi, [esp + 8 + 8] // stride_yuy2
mov edx, [esp + 8 + 12] // dst_u
mov edi, [esp + 8 + 16] // dst_v
mov ecx, [esp + 8 + 20] // pix
pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
psrlw xmm5, 8
sub edi, edx
align 16
convertloop:
movdqa xmm0, [eax]
movdqa xmm1, [eax + 16]
movdqa xmm2, [eax + esi]
movdqa xmm3, [eax + esi + 16]
lea eax, [eax + 32]
pavgb xmm0, xmm2
pavgb xmm1, xmm3
pand xmm0, xmm5 // UYVY -> UVUV
pand xmm1, xmm5
packuswb xmm0, xmm1
movdqa xmm1, xmm0
pand xmm0, xmm5 // U
packuswb xmm0, xmm0
psrlw xmm1, 8 // V
packuswb xmm1, xmm1
movq qword ptr [edx], xmm0
movq qword ptr [edx + edi], xmm1
lea edx, [edx + 8]
sub ecx, 16
jg convertloop
pop edi
pop esi
ret
}
}
__declspec(naked) __declspec(align(16))
void UYVYToUV422Row_SSE2(const uint8* src_uyvy,
uint8* dst_u, uint8* dst_v, int pix) {
__asm {
push edi
mov eax, [esp + 4 + 4] // src_yuy2
mov edx, [esp + 4 + 8] // dst_u
mov edi, [esp + 4 + 12] // dst_v
mov ecx, [esp + 4 + 16] // pix
pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
psrlw xmm5, 8
sub edi, edx
align 16
convertloop:
movdqa xmm0, [eax]
movdqa xmm1, [eax + 16]
lea eax, [eax + 32]
pand xmm0, xmm5 // UYVY -> UVUV
pand xmm1, xmm5
packuswb xmm0, xmm1
movdqa xmm1, xmm0
pand xmm0, xmm5 // U
packuswb xmm0, xmm0
psrlw xmm1, 8 // V
packuswb xmm1, xmm1
movq qword ptr [edx], xmm0
movq qword ptr [edx + edi], xmm1
lea edx, [edx + 8]
sub ecx, 16
jg convertloop
pop edi
ret
}
}
__declspec(naked) __declspec(align(16))
void UYVYToYRow_Unaligned_SSE2(const uint8* src_uyvy,
uint8* dst_y, int pix) {
__asm {
mov eax, [esp + 4] // src_uyvy
mov edx, [esp + 8] // dst_y
mov ecx, [esp + 12] // pix
align 16
convertloop:
movdqu xmm0, [eax]
movdqu xmm1, [eax + 16]
lea eax, [eax + 32]
psrlw xmm0, 8 // odd bytes are Y
psrlw xmm1, 8
packuswb xmm0, xmm1
sub ecx, 16
movdqu [edx], xmm0
lea edx, [edx + 16]
jg convertloop
ret
}
}
__declspec(naked) __declspec(align(16))
void UYVYToUVRow_Unaligned_SSE2(const uint8* src_uyvy, int stride_uyvy,
uint8* dst_u, uint8* dst_v, int pix) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // src_yuy2
mov esi, [esp + 8 + 8] // stride_yuy2
mov edx, [esp + 8 + 12] // dst_u
mov edi, [esp + 8 + 16] // dst_v
mov ecx, [esp + 8 + 20] // pix
pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
psrlw xmm5, 8
sub edi, edx
align 16
convertloop:
movdqu xmm0, [eax]
movdqu xmm1, [eax + 16]
movdqu xmm2, [eax + esi]
movdqu xmm3, [eax + esi + 16]
lea eax, [eax + 32]
pavgb xmm0, xmm2
pavgb xmm1, xmm3
pand xmm0, xmm5 // UYVY -> UVUV
pand xmm1, xmm5
packuswb xmm0, xmm1
movdqa xmm1, xmm0
pand xmm0, xmm5 // U
packuswb xmm0, xmm0
psrlw xmm1, 8 // V
packuswb xmm1, xmm1
movq qword ptr [edx], xmm0
movq qword ptr [edx + edi], xmm1
lea edx, [edx + 8]
sub ecx, 16
jg convertloop
pop edi
pop esi
ret
}
}
__declspec(naked) __declspec(align(16))
void UYVYToUV422Row_Unaligned_SSE2(const uint8* src_uyvy,
uint8* dst_u, uint8* dst_v, int pix) {
__asm {
push edi
mov eax, [esp + 4 + 4] // src_yuy2
mov edx, [esp + 4 + 8] // dst_u
mov edi, [esp + 4 + 12] // dst_v
mov ecx, [esp + 4 + 16] // pix
pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
psrlw xmm5, 8
sub edi, edx
align 16
convertloop:
movdqu xmm0, [eax]
movdqu xmm1, [eax + 16]
lea eax, [eax + 32]
pand xmm0, xmm5 // UYVY -> UVUV
pand xmm1, xmm5
packuswb xmm0, xmm1
movdqa xmm1, xmm0
pand xmm0, xmm5 // U
packuswb xmm0, xmm0
psrlw xmm1, 8 // V
packuswb xmm1, xmm1
movq qword ptr [edx], xmm0
movq qword ptr [edx + edi], xmm1
lea edx, [edx + 8]
sub ecx, 16
jg convertloop
pop edi
ret
}
}
#endif // HAS_YUY2TOYROW_SSE2
#ifdef HAS_ARGBBLENDROW_SSE2
// Blend 8 pixels at a time.
__declspec(naked) __declspec(align(16))
void ARGBBlendRow_SSE2(const uint8* src_argb0, const uint8* src_argb1,
uint8* dst_argb, int width) {
__asm {
push esi
mov eax, [esp + 4 + 4] // src_argb0
mov esi, [esp + 4 + 8] // src_argb1
mov edx, [esp + 4 + 12] // dst_argb
mov ecx, [esp + 4 + 16] // width
pcmpeqb xmm7, xmm7 // generate constant 1
psrlw xmm7, 15
pcmpeqb xmm6, xmm6 // generate mask 0x00ff00ff
psrlw xmm6, 8
pcmpeqb xmm5, xmm5 // generate mask 0xff00ff00
psllw xmm5, 8
pcmpeqb xmm4, xmm4 // generate mask 0xff000000
pslld xmm4, 24
sub ecx, 1
je convertloop1 // only 1 pixel?
jl convertloop1b
// 1 pixel loop until destination pointer is aligned.
alignloop1:
test edx, 15 // aligned?
je alignloop1b
movd xmm3, [eax]
lea eax, [eax + 4]
movdqa xmm0, xmm3 // src argb
pxor xmm3, xmm4 // ~alpha
movd xmm2, [esi] // _r_b
psrlw xmm3, 8 // alpha
pshufhw xmm3, xmm3,0F5h // 8 alpha words
pshuflw xmm3, xmm3,0F5h
pand xmm2, xmm6 // _r_b
paddw xmm3, xmm7 // 256 - alpha
pmullw xmm2, xmm3 // _r_b * alpha
movd xmm1, [esi] // _a_g
lea esi, [esi + 4]
psrlw xmm1, 8 // _a_g
por xmm0, xmm4 // set alpha to 255
pmullw xmm1, xmm3 // _a_g * alpha
psrlw xmm2, 8 // _r_b convert to 8 bits again
paddusb xmm0, xmm2 // + src argb
pand xmm1, xmm5 // a_g_ convert to 8 bits again
paddusb xmm0, xmm1 // + src argb
sub ecx, 1
movd [edx], xmm0
lea edx, [edx + 4]
jge alignloop1
alignloop1b:
add ecx, 1 - 4
jl convertloop4b
// 4 pixel loop.
convertloop4:
movdqu xmm3, [eax] // src argb
lea eax, [eax + 16]
movdqa xmm0, xmm3 // src argb
pxor xmm3, xmm4 // ~alpha
movdqu xmm2, [esi] // _r_b
psrlw xmm3, 8 // alpha
pshufhw xmm3, xmm3,0F5h // 8 alpha words
pshuflw xmm3, xmm3,0F5h
pand xmm2, xmm6 // _r_b
paddw xmm3, xmm7 // 256 - alpha
pmullw xmm2, xmm3 // _r_b * alpha
movdqu xmm1, [esi] // _a_g
lea esi, [esi + 16]
psrlw xmm1, 8 // _a_g
por xmm0, xmm4 // set alpha to 255
pmullw xmm1, xmm3 // _a_g * alpha
psrlw xmm2, 8 // _r_b convert to 8 bits again
paddusb xmm0, xmm2 // + src argb
pand xmm1, xmm5 // a_g_ convert to 8 bits again
paddusb xmm0, xmm1 // + src argb
sub ecx, 4
movdqa [edx], xmm0
lea edx, [edx + 16]
jge convertloop4
convertloop4b:
add ecx, 4 - 1
jl convertloop1b
// 1 pixel loop.
convertloop1:
movd xmm3, [eax] // src argb
lea eax, [eax + 4]
movdqa xmm0, xmm3 // src argb
pxor xmm3, xmm4 // ~alpha
movd xmm2, [esi] // _r_b
psrlw xmm3, 8 // alpha
pshufhw xmm3, xmm3,0F5h // 8 alpha words
pshuflw xmm3, xmm3,0F5h
pand xmm2, xmm6 // _r_b
paddw xmm3, xmm7 // 256 - alpha
pmullw xmm2, xmm3 // _r_b * alpha
movd xmm1, [esi] // _a_g
lea esi, [esi + 4]
psrlw xmm1, 8 // _a_g
por xmm0, xmm4 // set alpha to 255
pmullw xmm1, xmm3 // _a_g * alpha
psrlw xmm2, 8 // _r_b convert to 8 bits again
paddusb xmm0, xmm2 // + src argb
pand xmm1, xmm5 // a_g_ convert to 8 bits again
paddusb xmm0, xmm1 // + src argb
sub ecx, 1
movd [edx], xmm0
lea edx, [edx + 4]
jge convertloop1
convertloop1b:
pop esi
ret
}
}
#endif // HAS_ARGBBLENDROW_SSE2
#ifdef HAS_ARGBBLENDROW_SSSE3
// Shuffle table for isolating alpha.
static const uvec8 kShuffleAlpha = {
3u, 0x80, 3u, 0x80, 7u, 0x80, 7u, 0x80,
11u, 0x80, 11u, 0x80, 15u, 0x80, 15u, 0x80
};
// Same as SSE2, but replaces:
// psrlw xmm3, 8 // alpha
// pshufhw xmm3, xmm3,0F5h // 8 alpha words
// pshuflw xmm3, xmm3,0F5h
// with..
// pshufb xmm3, kShuffleAlpha // alpha
// Blend 8 pixels at a time.
__declspec(naked) __declspec(align(16))
void ARGBBlendRow_SSSE3(const uint8* src_argb0, const uint8* src_argb1,
uint8* dst_argb, int width) {
__asm {
push esi
mov eax, [esp + 4 + 4] // src_argb0
mov esi, [esp + 4 + 8] // src_argb1
mov edx, [esp + 4 + 12] // dst_argb
mov ecx, [esp + 4 + 16] // width
pcmpeqb xmm7, xmm7 // generate constant 1
psrlw xmm7, 15
pcmpeqb xmm6, xmm6 // generate mask 0x00ff00ff
psrlw xmm6, 8
pcmpeqb xmm5, xmm5 // generate mask 0xff00ff00
psllw xmm5, 8
pcmpeqb xmm4, xmm4 // generate mask 0xff000000
pslld xmm4, 24
sub ecx, 1
je convertloop1 // only 1 pixel?
jl convertloop1b
// 1 pixel loop until destination pointer is aligned.
alignloop1:
test edx, 15 // aligned?
je alignloop1b
movd xmm3, [eax]
lea eax, [eax + 4]
movdqa xmm0, xmm3 // src argb
pxor xmm3, xmm4 // ~alpha
movd xmm2, [esi] // _r_b
pshufb xmm3, kShuffleAlpha // alpha
pand xmm2, xmm6 // _r_b
paddw xmm3, xmm7 // 256 - alpha
pmullw xmm2, xmm3 // _r_b * alpha
movd xmm1, [esi] // _a_g
lea esi, [esi + 4]
psrlw xmm1, 8 // _a_g
por xmm0, xmm4 // set alpha to 255
pmullw xmm1, xmm3 // _a_g * alpha
psrlw xmm2, 8 // _r_b convert to 8 bits again
paddusb xmm0, xmm2 // + src argb
pand xmm1, xmm5 // a_g_ convert to 8 bits again
paddusb xmm0, xmm1 // + src argb
sub ecx, 1
movd [edx], xmm0
lea edx, [edx + 4]
jge alignloop1
alignloop1b:
add ecx, 1 - 4
jl convertloop4b
test eax, 15 // unaligned?
jne convertuloop4
test esi, 15 // unaligned?
jne convertuloop4
// 4 pixel loop.
convertloop4:
movdqa xmm3, [eax] // src argb
lea eax, [eax + 16]
movdqa xmm0, xmm3 // src argb
pxor xmm3, xmm4 // ~alpha
movdqa xmm2, [esi] // _r_b
pshufb xmm3, kShuffleAlpha // alpha
pand xmm2, xmm6 // _r_b
paddw xmm3, xmm7 // 256 - alpha
pmullw xmm2, xmm3 // _r_b * alpha
movdqa xmm1, [esi] // _a_g
lea esi, [esi + 16]
psrlw xmm1, 8 // _a_g
por xmm0, xmm4 // set alpha to 255
pmullw xmm1, xmm3 // _a_g * alpha
psrlw xmm2, 8 // _r_b convert to 8 bits again
paddusb xmm0, xmm2 // + src argb
pand xmm1, xmm5 // a_g_ convert to 8 bits again
paddusb xmm0, xmm1 // + src argb
sub ecx, 4
movdqa [edx], xmm0
lea edx, [edx + 16]
jge convertloop4
jmp convertloop4b
// 4 pixel unaligned loop.
convertuloop4:
movdqu xmm3, [eax] // src argb
lea eax, [eax + 16]
movdqa xmm0, xmm3 // src argb
pxor xmm3, xmm4 // ~alpha
movdqu xmm2, [esi] // _r_b
pshufb xmm3, kShuffleAlpha // alpha
pand xmm2, xmm6 // _r_b
paddw xmm3, xmm7 // 256 - alpha
pmullw xmm2, xmm3 // _r_b * alpha
movdqu xmm1, [esi] // _a_g
lea esi, [esi + 16]
psrlw xmm1, 8 // _a_g
por xmm0, xmm4 // set alpha to 255
pmullw xmm1, xmm3 // _a_g * alpha
psrlw xmm2, 8 // _r_b convert to 8 bits again
paddusb xmm0, xmm2 // + src argb
pand xmm1, xmm5 // a_g_ convert to 8 bits again
paddusb xmm0, xmm1 // + src argb
sub ecx, 4
movdqa [edx], xmm0
lea edx, [edx + 16]
jge convertuloop4
convertloop4b:
add ecx, 4 - 1
jl convertloop1b
// 1 pixel loop.
convertloop1:
movd xmm3, [eax] // src argb
lea eax, [eax + 4]
movdqa xmm0, xmm3 // src argb
pxor xmm3, xmm4 // ~alpha
movd xmm2, [esi] // _r_b
pshufb xmm3, kShuffleAlpha // alpha
pand xmm2, xmm6 // _r_b
paddw xmm3, xmm7 // 256 - alpha
pmullw xmm2, xmm3 // _r_b * alpha
movd xmm1, [esi] // _a_g
lea esi, [esi + 4]
psrlw xmm1, 8 // _a_g
por xmm0, xmm4 // set alpha to 255
pmullw xmm1, xmm3 // _a_g * alpha
psrlw xmm2, 8 // _r_b convert to 8 bits again
paddusb xmm0, xmm2 // + src argb
pand xmm1, xmm5 // a_g_ convert to 8 bits again
paddusb xmm0, xmm1 // + src argb
sub ecx, 1
movd [edx], xmm0
lea edx, [edx + 4]
jge convertloop1
convertloop1b:
pop esi
ret
}
}
#endif // HAS_ARGBBLENDROW_SSSE3
#ifdef HAS_ARGBATTENUATE_SSE2
// Attenuate 4 pixels at a time.
// Aligned to 16 bytes.
__declspec(naked) __declspec(align(16))
void ARGBAttenuateRow_SSE2(const uint8* src_argb, uint8* dst_argb, int width) {
__asm {
mov eax, [esp + 4] // src_argb0
mov edx, [esp + 8] // dst_argb
mov ecx, [esp + 12] // width
sub edx, eax
pcmpeqb xmm4, xmm4 // generate mask 0xff000000
pslld xmm4, 24
pcmpeqb xmm5, xmm5 // generate mask 0x00ffffff
psrld xmm5, 8
align 16
convertloop:
movdqa xmm0, [eax] // read 4 pixels
punpcklbw xmm0, xmm0 // first 2
pshufhw xmm2, xmm0,0FFh // 8 alpha words
pshuflw xmm2, xmm2,0FFh
pmulhuw xmm0, xmm2 // rgb * a
movdqa xmm1, [eax] // read 4 pixels
punpckhbw xmm1, xmm1 // next 2 pixels
pshufhw xmm2, xmm1,0FFh // 8 alpha words
pshuflw xmm2, xmm2,0FFh
pmulhuw xmm1, xmm2 // rgb * a
movdqa xmm2, [eax] // alphas
psrlw xmm0, 8
pand xmm2, xmm4
psrlw xmm1, 8
packuswb xmm0, xmm1
pand xmm0, xmm5 // keep original alphas
por xmm0, xmm2
sub ecx, 4
movdqa [eax + edx], xmm0
lea eax, [eax + 16]
jg convertloop
ret
}
}
#endif // HAS_ARGBATTENUATE_SSE2
#ifdef HAS_ARGBATTENUATEROW_SSSE3
// Shuffle table duplicating alpha.
static const uvec8 kShuffleAlpha0 = {
3u, 3u, 3u, 3u, 3u, 3u, 128u, 128u, 7u, 7u, 7u, 7u, 7u, 7u, 128u, 128u,
};
static const uvec8 kShuffleAlpha1 = {
11u, 11u, 11u, 11u, 11u, 11u, 128u, 128u,
15u, 15u, 15u, 15u, 15u, 15u, 128u, 128u,
};
__declspec(naked) __declspec(align(16))
void ARGBAttenuateRow_SSSE3(const uint8* src_argb, uint8* dst_argb, int width) {
__asm {
mov eax, [esp + 4] // src_argb0
mov edx, [esp + 8] // dst_argb
mov ecx, [esp + 12] // width
sub edx, eax
pcmpeqb xmm3, xmm3 // generate mask 0xff000000
pslld xmm3, 24
movdqa xmm4, kShuffleAlpha0
movdqa xmm5, kShuffleAlpha1
align 16
convertloop:
movdqa xmm0, [eax] // read 4 pixels
pshufb xmm0, xmm4 // isolate first 2 alphas
movdqa xmm1, [eax] // read 4 pixels
punpcklbw xmm1, xmm1 // first 2 pixel rgbs
pmulhuw xmm0, xmm1 // rgb * a
movdqa xmm1, [eax] // read 4 pixels
pshufb xmm1, xmm5 // isolate next 2 alphas
movdqa xmm2, [eax] // read 4 pixels
punpckhbw xmm2, xmm2 // next 2 pixel rgbs
pmulhuw xmm1, xmm2 // rgb * a
movdqa xmm2, [eax] // mask original alpha
pand xmm2, xmm3
psrlw xmm0, 8
psrlw xmm1, 8
packuswb xmm0, xmm1
por xmm0, xmm2 // copy original alpha
sub ecx, 4
movdqa [eax + edx], xmm0
lea eax, [eax + 16]
jg convertloop
ret
}
}
#endif // HAS_ARGBATTENUATEROW_SSSE3
#ifdef HAS_ARGBUNATTENUATEROW_SSE2
// Unattenuate 4 pixels at a time.
// Aligned to 16 bytes.
__declspec(naked) __declspec(align(16))
void ARGBUnattenuateRow_SSE2(const uint8* src_argb, uint8* dst_argb,
int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // src_argb0
mov edx, [esp + 8 + 8] // dst_argb
mov ecx, [esp + 8 + 12] // width
sub edx, eax
pcmpeqb xmm4, xmm4 // generate mask 0xff000000
pslld xmm4, 24
align 16
convertloop:
movdqa xmm0, [eax] // read 4 pixels
movzx esi, byte ptr [eax + 3] // first alpha
movzx edi, byte ptr [eax + 7] // second alpha
punpcklbw xmm0, xmm0 // first 2
movd xmm2, dword ptr fixed_invtbl8[esi * 4]
movd xmm3, dword ptr fixed_invtbl8[edi * 4]
pshuflw xmm2, xmm2,0C0h // first 4 inv_alpha words
pshuflw xmm3, xmm3,0C0h // next 4 inv_alpha words
movlhps xmm2, xmm3
pmulhuw xmm0, xmm2 // rgb * a
movdqa xmm1, [eax] // read 4 pixels
movzx esi, byte ptr [eax + 11] // third alpha
movzx edi, byte ptr [eax + 15] // forth alpha
punpckhbw xmm1, xmm1 // next 2
movd xmm2, dword ptr fixed_invtbl8[esi * 4]
movd xmm3, dword ptr fixed_invtbl8[edi * 4]
pshuflw xmm2, xmm2,0C0h // first 4 inv_alpha words
pshuflw xmm3, xmm3,0C0h // next 4 inv_alpha words
movlhps xmm2, xmm3
pmulhuw xmm1, xmm2 // rgb * a
movdqa xmm2, [eax] // alphas
pand xmm2, xmm4
packuswb xmm0, xmm1
por xmm0, xmm2
sub ecx, 4
movdqa [eax + edx], xmm0
lea eax, [eax + 16]
jg convertloop
pop edi
pop esi
ret
}
}
#endif // HAS_ARGBUNATTENUATEROW_SSE2
#ifdef HAS_ARGBGRAYROW_SSSE3
// Constant for ARGB color to gray scale: 0.11 * B + 0.59 * G + 0.30 * R
static const vec8 kARGBToGray = {
14, 76, 38, 0, 14, 76, 38, 0, 14, 76, 38, 0, 14, 76, 38, 0
};
// Convert 8 ARGB pixels (64 bytes) to 8 Gray ARGB pixels.
__declspec(naked) __declspec(align(16))
void ARGBGrayRow_SSSE3(const uint8* src_argb, uint8* dst_argb, int width) {
__asm {
mov eax, [esp + 4] /* src_argb */
mov edx, [esp + 8] /* dst_argb */
mov ecx, [esp + 12] /* width */
movdqa xmm4, kARGBToGray
sub edx, eax
align 16
convertloop:
movdqa xmm0, [eax] // G
movdqa xmm1, [eax + 16]
pmaddubsw xmm0, xmm4
pmaddubsw xmm1, xmm4
phaddw xmm0, xmm1
psrlw xmm0, 7
packuswb xmm0, xmm0 // 8 G bytes
movdqa xmm2, [eax] // A
movdqa xmm3, [eax + 16]
psrld xmm2, 24
psrld xmm3, 24
packuswb xmm2, xmm3
packuswb xmm2, xmm2 // 8 A bytes
movdqa xmm3, xmm0 // Weave into GG, GA, then GGGA
punpcklbw xmm0, xmm0 // 8 GG words
punpcklbw xmm3, xmm2 // 8 GA words
movdqa xmm1, xmm0
punpcklwd xmm0, xmm3 // GGGA first 4
punpckhwd xmm1, xmm3 // GGGA next 4
sub ecx, 8
movdqa [eax + edx], xmm0
movdqa [eax + edx + 16], xmm1
lea eax, [eax + 32]
jg convertloop
ret
}
}
#endif // HAS_ARGBGRAYROW_SSSE3
#ifdef HAS_ARGBSEPIAROW_SSSE3
// b = (r * 35 + g * 68 + b * 17) >> 7
// g = (r * 45 + g * 88 + b * 22) >> 7
// r = (r * 50 + g * 98 + b * 24) >> 7
// Constant for ARGB color to sepia tone.
static const vec8 kARGBToSepiaB = {
17, 68, 35, 0, 17, 68, 35, 0, 17, 68, 35, 0, 17, 68, 35, 0
};
static const vec8 kARGBToSepiaG = {
22, 88, 45, 0, 22, 88, 45, 0, 22, 88, 45, 0, 22, 88, 45, 0
};
static const vec8 kARGBToSepiaR = {
24, 98, 50, 0, 24, 98, 50, 0, 24, 98, 50, 0, 24, 98, 50, 0
};
// Convert 8 ARGB pixels (32 bytes) to 8 Sepia ARGB pixels.
__declspec(naked) __declspec(align(16))
void ARGBSepiaRow_SSSE3(uint8* dst_argb, int width) {
__asm {
mov eax, [esp + 4] /* dst_argb */
mov ecx, [esp + 8] /* width */
movdqa xmm2, kARGBToSepiaB
movdqa xmm3, kARGBToSepiaG
movdqa xmm4, kARGBToSepiaR
align 16
convertloop:
movdqa xmm0, [eax] // B
movdqa xmm6, [eax + 16]
pmaddubsw xmm0, xmm2
pmaddubsw xmm6, xmm2
phaddw xmm0, xmm6
psrlw xmm0, 7
packuswb xmm0, xmm0 // 8 B values
movdqa xmm5, [eax] // G
movdqa xmm1, [eax + 16]
pmaddubsw xmm5, xmm3
pmaddubsw xmm1, xmm3
phaddw xmm5, xmm1
psrlw xmm5, 7
packuswb xmm5, xmm5 // 8 G values
punpcklbw xmm0, xmm5 // 8 BG values
movdqa xmm5, [eax] // R
movdqa xmm1, [eax + 16]
pmaddubsw xmm5, xmm4
pmaddubsw xmm1, xmm4
phaddw xmm5, xmm1
psrlw xmm5, 7
packuswb xmm5, xmm5 // 8 R values
movdqa xmm6, [eax] // A
movdqa xmm1, [eax + 16]
psrld xmm6, 24
psrld xmm1, 24
packuswb xmm6, xmm1
packuswb xmm6, xmm6 // 8 A values
punpcklbw xmm5, xmm6 // 8 RA values
movdqa xmm1, xmm0 // Weave BG, RA together
punpcklwd xmm0, xmm5 // BGRA first 4
punpckhwd xmm1, xmm5 // BGRA next 4
sub ecx, 8
movdqa [eax], xmm0
movdqa [eax + 16], xmm1
lea eax, [eax + 32]
jg convertloop
ret
}
}
#endif // HAS_ARGBSEPIAROW_SSSE3
#ifdef HAS_ARGBCOLORMATRIXROW_SSSE3
// Tranform 8 ARGB pixels (32 bytes) with color matrix.
// Same as Sepia except matrix is provided.
// TODO(fbarchard): packuswbs only use half of the reg. To make RGBA, combine R
// and B into a high and low, then G/A, unpackl/hbw and then unpckl/hwd.
__declspec(naked) __declspec(align(16))
void ARGBColorMatrixRow_SSSE3(uint8* dst_argb, const int8* matrix_argb,
int width) {
__asm {
mov eax, [esp + 4] /* dst_argb */
mov edx, [esp + 8] /* matrix_argb */
mov ecx, [esp + 12] /* width */
movd xmm2, [edx]
movd xmm3, [edx + 4]
movd xmm4, [edx + 8]
pshufd xmm2, xmm2, 0
pshufd xmm3, xmm3, 0
pshufd xmm4, xmm4, 0
align 16
convertloop:
movdqa xmm0, [eax] // B
movdqa xmm6, [eax + 16]
pmaddubsw xmm0, xmm2
pmaddubsw xmm6, xmm2
movdqa xmm5, [eax] // G
movdqa xmm1, [eax + 16]
pmaddubsw xmm5, xmm3
pmaddubsw xmm1, xmm3
phaddsw xmm0, xmm6 // B
phaddsw xmm5, xmm1 // G
psraw xmm0, 7 // B
psraw xmm5, 7 // G
packuswb xmm0, xmm0 // 8 B values
packuswb xmm5, xmm5 // 8 G values
punpcklbw xmm0, xmm5 // 8 BG values
movdqa xmm5, [eax] // R
movdqa xmm1, [eax + 16]
pmaddubsw xmm5, xmm4
pmaddubsw xmm1, xmm4
phaddsw xmm5, xmm1
psraw xmm5, 7
packuswb xmm5, xmm5 // 8 R values
movdqa xmm6, [eax] // A
movdqa xmm1, [eax + 16]
psrld xmm6, 24
psrld xmm1, 24
packuswb xmm6, xmm1
packuswb xmm6, xmm6 // 8 A values
movdqa xmm1, xmm0 // Weave BG, RA together
punpcklbw xmm5, xmm6 // 8 RA values
punpcklwd xmm0, xmm5 // BGRA first 4
punpckhwd xmm1, xmm5 // BGRA next 4
sub ecx, 8
movdqa [eax], xmm0
movdqa [eax + 16], xmm1
lea eax, [eax + 32]
jg convertloop
ret
}
}
#endif // HAS_ARGBCOLORMATRIXROW_SSSE3
#ifdef HAS_ARGBCOLORTABLEROW_X86
// Tranform ARGB pixels with color table.
__declspec(naked) __declspec(align(16))
void ARGBColorTableRow_X86(uint8* dst_argb, const uint8* table_argb,
int width) {
__asm {
push ebx
push esi
push edi
push ebp
mov eax, [esp + 16 + 4] /* dst_argb */
mov edi, [esp + 16 + 8] /* table_argb */
mov ecx, [esp + 16 + 12] /* width */
xor ebx, ebx
xor edx, edx
align 16
convertloop:
mov ebp, dword ptr [eax] // BGRA
mov esi, ebp
and ebp, 255
shr esi, 8
and esi, 255
mov bl, [edi + ebp * 4 + 0] // B
mov dl, [edi + esi * 4 + 1] // G
mov ebp, dword ptr [eax] // BGRA
mov esi, ebp
shr ebp, 16
shr esi, 24
and ebp, 255
mov [eax], bl
mov [eax + 1], dl
mov bl, [edi + ebp * 4 + 2] // R
mov dl, [edi + esi * 4 + 3] // A
mov [eax + 2], bl
mov [eax + 3], dl
lea eax, [eax + 4]
sub ecx, 1
jg convertloop
pop ebp
pop edi
pop esi
pop ebx
ret
}
}
#endif // HAS_ARGBCOLORTABLEROW_X86
#ifdef HAS_ARGBQUANTIZEROW_SSE2
// Quantize 4 ARGB pixels (16 bytes).
// Aligned to 16 bytes.
__declspec(naked) __declspec(align(16))
void ARGBQuantizeRow_SSE2(uint8* dst_argb, int scale, int interval_size,
int interval_offset, int width) {
__asm {
mov eax, [esp + 4] /* dst_argb */
movd xmm2, [esp + 8] /* scale */
movd xmm3, [esp + 12] /* interval_size */
movd xmm4, [esp + 16] /* interval_offset */
mov ecx, [esp + 20] /* width */
pshuflw xmm2, xmm2, 040h
pshufd xmm2, xmm2, 044h
pshuflw xmm3, xmm3, 040h
pshufd xmm3, xmm3, 044h
pshuflw xmm4, xmm4, 040h
pshufd xmm4, xmm4, 044h
pxor xmm5, xmm5 // constant 0
pcmpeqb xmm6, xmm6 // generate mask 0xff000000
pslld xmm6, 24
align 16
convertloop:
movdqa xmm0, [eax] // read 4 pixels
punpcklbw xmm0, xmm5 // first 2 pixels
pmulhuw xmm0, xmm2 // pixel * scale >> 16
movdqa xmm1, [eax] // read 4 pixels
punpckhbw xmm1, xmm5 // next 2 pixels
pmulhuw xmm1, xmm2
pmullw xmm0, xmm3 // * interval_size
movdqa xmm7, [eax] // read 4 pixels
pmullw xmm1, xmm3
pand xmm7, xmm6 // mask alpha
paddw xmm0, xmm4 // + interval_size / 2
paddw xmm1, xmm4
packuswb xmm0, xmm1
por xmm0, xmm7
sub ecx, 4
movdqa [eax], xmm0
lea eax, [eax + 16]
jg convertloop
ret
}
}
#endif // HAS_ARGBQUANTIZEROW_SSE2
#ifdef HAS_CUMULATIVESUMTOAVERAGE_SSE2
// Consider float CumulativeSum.
// Consider calling CumulativeSum one row at time as needed.
// Consider circular CumulativeSum buffer of radius * 2 + 1 height.
// Convert cumulative sum for an area to an average for 1 pixel.
// topleft is pointer to top left of CumulativeSum buffer for area.
// botleft is pointer to bottom left of CumulativeSum buffer.
// width is offset from left to right of area in CumulativeSum buffer measured
// in number of ints.
// area is the number of pixels in the area being averaged.
// dst points to pixel to store result to.
// count is number of averaged pixels to produce.
// Does 4 pixels at a time, requires CumulativeSum pointers to be 16 byte
// aligned.
void CumulativeSumToAverage_SSE2(const int32* topleft, const int32* botleft,
int width, int area, uint8* dst, int count) {
__asm {
mov eax, topleft // eax topleft
mov esi, botleft // esi botleft
mov edx, width
movd xmm4, area
mov edi, dst
mov ecx, count
cvtdq2ps xmm4, xmm4
rcpss xmm4, xmm4 // 1.0f / area
pshufd xmm4, xmm4, 0
sub ecx, 4
jl l4b
// 4 pixel loop
align 4
l4:
// top left
movdqa xmm0, [eax]
movdqa xmm1, [eax + 16]
movdqa xmm2, [eax + 32]
movdqa xmm3, [eax + 48]
// - top right
psubd xmm0, [eax + edx * 4]
psubd xmm1, [eax + edx * 4 + 16]
psubd xmm2, [eax + edx * 4 + 32]
psubd xmm3, [eax + edx * 4 + 48]
lea eax, [eax + 64]
// - bottom left
psubd xmm0, [esi]
psubd xmm1, [esi + 16]
psubd xmm2, [esi + 32]
psubd xmm3, [esi + 48]
// + bottom right
paddd xmm0, [esi + edx * 4]
paddd xmm1, [esi + edx * 4 + 16]
paddd xmm2, [esi + edx * 4 + 32]
paddd xmm3, [esi + edx * 4 + 48]
lea esi, [esi + 64]
cvtdq2ps xmm0, xmm0 // Average = Sum * 1 / Area
cvtdq2ps xmm1, xmm1
mulps xmm0, xmm4
mulps xmm1, xmm4
cvtdq2ps xmm2, xmm2
cvtdq2ps xmm3, xmm3
mulps xmm2, xmm4
mulps xmm3, xmm4
cvtps2dq xmm0, xmm0
cvtps2dq xmm1, xmm1
cvtps2dq xmm2, xmm2
cvtps2dq xmm3, xmm3
packssdw xmm0, xmm1
packssdw xmm2, xmm3
packuswb xmm0, xmm2
movdqu [edi], xmm0
lea edi, [edi + 16]
sub ecx, 4
jge l4
l4b:
add ecx, 4 - 1
jl l1b
// 1 pixel loop
align 4
l1:
movdqa xmm0, [eax]
psubd xmm0, [eax + edx * 4]
lea eax, [eax + 16]
psubd xmm0, [esi]
paddd xmm0, [esi + edx * 4]
lea esi, [esi + 16]
cvtdq2ps xmm0, xmm0
mulps xmm0, xmm4
cvtps2dq xmm0, xmm0
packssdw xmm0, xmm0
packuswb xmm0, xmm0
movd dword ptr [edi], xmm0
lea edi, [edi + 4]
sub ecx, 1
jge l1
l1b:
}
}
#endif // HAS_CUMULATIVESUMTOAVERAGE_SSE2
#ifdef HAS_COMPUTECUMULATIVESUMROW_SSE2
// Creates a table of cumulative sums where each value is a sum of all values
// above and to the left of the value.
void ComputeCumulativeSumRow_SSE2(const uint8* row, int32* cumsum,
const int32* previous_cumsum, int width) {
__asm {
mov eax, row
mov edx, cumsum
mov esi, previous_cumsum
mov ecx, width
sub esi, edx
pxor xmm0, xmm0
pxor xmm1, xmm1
sub ecx, 4
jl l4b
test edx, 15
jne l4b
// 4 pixel loop
align 4
l4:
movdqu xmm2, [eax] // 4 argb pixels 16 bytes.
lea eax, [eax + 16]
movdqa xmm4, xmm2
punpcklbw xmm2, xmm1
movdqa xmm3, xmm2
punpcklwd xmm2, xmm1
punpckhwd xmm3, xmm1
punpckhbw xmm4, xmm1
movdqa xmm5, xmm4
punpcklwd xmm4, xmm1
punpckhwd xmm5, xmm1
paddd xmm0, xmm2
movdqa xmm2, [edx + esi] // previous row above.
paddd xmm2, xmm0
paddd xmm0, xmm3
movdqa xmm3, [edx + esi + 16]
paddd xmm3, xmm0
paddd xmm0, xmm4
movdqa xmm4, [edx + esi + 32]
paddd xmm4, xmm0
paddd xmm0, xmm5
movdqa xmm5, [edx + esi + 48]
paddd xmm5, xmm0
movdqa [edx], xmm2
movdqa [edx + 16], xmm3
movdqa [edx + 32], xmm4
movdqa [edx + 48], xmm5
lea edx, [edx + 64]
sub ecx, 4
jge l4
l4b:
add ecx, 4 - 1
jl l1b
// 1 pixel loop
align 4
l1:
movd xmm2, dword ptr [eax] // 1 argb pixel 4 bytes.
lea eax, [eax + 4]
punpcklbw xmm2, xmm1
punpcklwd xmm2, xmm1
paddd xmm0, xmm2
movdqu xmm2, [edx + esi]
paddd xmm2, xmm0
movdqu [edx], xmm2
lea edx, [edx + 16]
sub ecx, 1
jge l1
l1b:
}
}
#endif // HAS_COMPUTECUMULATIVESUMROW_SSE2
#ifdef HAS_ARGBSHADE_SSE2
// Shade 4 pixels at a time by specified value.
// Aligned to 16 bytes.
__declspec(naked) __declspec(align(16))
void ARGBShadeRow_SSE2(const uint8* src_argb, uint8* dst_argb, int width,
uint32 value) {
__asm {
mov eax, [esp + 4] // src_argb
mov edx, [esp + 8] // dst_argb
mov ecx, [esp + 12] // width
movd xmm2, [esp + 16] // value
sub edx, eax
punpcklbw xmm2, xmm2
punpcklqdq xmm2, xmm2
align 16
convertloop:
movdqa xmm0, [eax] // read 4 pixels
movdqa xmm1, xmm0
punpcklbw xmm0, xmm0 // first 2
punpckhbw xmm1, xmm1 // next 2
pmulhuw xmm0, xmm2 // argb * value
pmulhuw xmm1, xmm2 // argb * value
psrlw xmm0, 8
psrlw xmm1, 8
packuswb xmm0, xmm1
sub ecx, 4
movdqa [eax + edx], xmm0
lea eax, [eax + 16]
jg convertloop
ret
}
}
#endif // HAS_ARGBSHADE_SSE2
#ifdef HAS_ARGBAFFINEROW_SSE2
// Copy ARGB pixels from source image with slope to a row of destination.
__declspec(naked) __declspec(align(16))
LIBYUV_API
void ARGBAffineRow_SSE2(const uint8* src_argb, int src_argb_stride,
uint8* dst_argb, const float* uv_dudv, int width) {
__asm {
push esi
push edi
mov eax, [esp + 12] // src_argb
mov esi, [esp + 16] // stride
mov edx, [esp + 20] // dst_argb
mov ecx, [esp + 24] // pointer to uv_dudv
movq xmm2, qword ptr [ecx] // uv
movq xmm7, qword ptr [ecx + 8] // dudv
mov ecx, [esp + 28] // width
shl esi, 16 // 4, stride
add esi, 4
movd xmm5, esi
sub ecx, 4
jl l4b
// setup for 4 pixel loop
pshufd xmm7, xmm7, 0x44 // dup dudv
pshufd xmm5, xmm5, 0 // dup 4, stride
movdqa xmm0, xmm2 // x0, y0, x1, y1
addps xmm0, xmm7
movlhps xmm2, xmm0
movdqa xmm4, xmm7
addps xmm4, xmm4 // dudv *= 2
movdqa xmm3, xmm2 // x2, y2, x3, y3
addps xmm3, xmm4
addps xmm4, xmm4 // dudv *= 4
// 4 pixel loop
align 4
l4:
cvttps2dq xmm0, xmm2 // x, y float to int first 2
cvttps2dq xmm1, xmm3 // x, y float to int next 2
packssdw xmm0, xmm1 // x, y as 8 shorts
pmaddwd xmm0, xmm5 // offsets = x * 4 + y * stride.
movd esi, xmm0
pshufd xmm0, xmm0, 0x39 // shift right
movd edi, xmm0
pshufd xmm0, xmm0, 0x39 // shift right
movd xmm1, [eax + esi] // read pixel 0
movd xmm6, [eax + edi] // read pixel 1
punpckldq xmm1, xmm6 // combine pixel 0 and 1
addps xmm2, xmm4 // x, y += dx, dy first 2
movq qword ptr [edx], xmm1
movd esi, xmm0
pshufd xmm0, xmm0, 0x39 // shift right
movd edi, xmm0
movd xmm6, [eax + esi] // read pixel 2
movd xmm0, [eax + edi] // read pixel 3
punpckldq xmm6, xmm0 // combine pixel 2 and 3
addps xmm3, xmm4 // x, y += dx, dy next 2
sub ecx, 4
movq qword ptr 8[edx], xmm6
lea edx, [edx + 16]
jge l4
l4b:
add ecx, 4 - 1
jl l1b
// 1 pixel loop
align 4
l1:
cvttps2dq xmm0, xmm2 // x, y float to int
packssdw xmm0, xmm0 // x, y as shorts
pmaddwd xmm0, xmm5 // offset = x * 4 + y * stride
addps xmm2, xmm7 // x, y += dx, dy
movd esi, xmm0
movd xmm0, [eax + esi] // copy a pixel
sub ecx, 1
movd [edx], xmm0
lea edx, [edx + 4]
jge l1
l1b:
pop edi
pop esi
ret
}
}
#endif // HAS_ARGBAFFINEROW_SSE2
// Bilinear row filtering combines 4x2 -> 4x1. SSSE3 version.
__declspec(naked) __declspec(align(16))
void ARGBInterpolateRow_SSSE3(uint8* dst_ptr, const uint8* src_ptr,
ptrdiff_t src_stride, int dst_width,
int source_y_fraction) {
__asm {
push esi
push edi
mov edi, [esp + 8 + 4] // dst_ptr
mov esi, [esp + 8 + 8] // src_ptr
mov edx, [esp + 8 + 12] // src_stride
mov ecx, [esp + 8 + 16] // dst_width
mov eax, [esp + 8 + 20] // source_y_fraction (0..255)
sub edi, esi
shr eax, 1
cmp eax, 0
je xloop1
cmp eax, 64
je xloop2
movd xmm0, eax // high fraction 0..127
neg eax
add eax, 128
movd xmm5, eax // low fraction 128..1
punpcklbw xmm5, xmm0
punpcklwd xmm5, xmm5
pshufd xmm5, xmm5, 0
align 16
xloop:
movdqa xmm0, [esi]
movdqa xmm2, [esi + edx]
movdqa xmm1, xmm0
punpcklbw xmm0, xmm2
punpckhbw xmm1, xmm2
pmaddubsw xmm0, xmm5
pmaddubsw xmm1, xmm5
psrlw xmm0, 7
psrlw xmm1, 7
packuswb xmm0, xmm1
sub ecx, 4
movdqa [esi + edi], xmm0
lea esi, [esi + 16]
jg xloop
pop edi
pop esi
ret
align 16
xloop1:
movdqa xmm0, [esi]
sub ecx, 4
movdqa [esi + edi], xmm0
lea esi, [esi + 16]
jg xloop1
pop edi
pop esi
ret
align 16
xloop2:
movdqa xmm0, [esi]
pavgb xmm0, [esi + edx]
sub ecx, 4
movdqa [esi + edi], xmm0
lea esi, [esi + 16]
jg xloop2
pop edi
pop esi
ret
}
}
__declspec(naked) __declspec(align(16))
void HalfRow_SSE2(const uint8* src_uv, int src_uv_stride,
uint8* dst_uv, int pix) {
__asm {
push edi
mov eax, [esp + 4 + 4] // src_uv
mov edx, [esp + 4 + 8] // src_uv_stride
mov edi, [esp + 4 + 12] // dst_v
mov ecx, [esp + 4 + 16] // pix
sub edi, eax
align 16
convertloop:
movdqa xmm0, [eax]
pavgb xmm0, [eax + edx]
sub ecx, 16
movdqa [eax + edi], xmm0
lea eax, [eax + 16]
jg convertloop
pop edi
ret
}
}
__declspec(naked) __declspec(align(16))
void ARGBToBayerRow_SSSE3(const uint8* src_argb,
uint8* dst_bayer, uint32 selector, int pix) {
__asm {
mov eax, [esp + 4] // src_argb
mov edx, [esp + 8] // dst_bayer
movd xmm5, [esp + 12] // selector
mov ecx, [esp + 16] // pix
pshufd xmm5, xmm5, 0
align 16
wloop:
movdqa xmm0, [eax]
lea eax, [eax + 16]
pshufb xmm0, xmm5
sub ecx, 4
movd [edx], xmm0
lea edx, [edx + 4]
jg wloop
ret
}
}
// YUY2 - Macro-pixel = 2 image pixels
// Y0U0Y1V0....Y2U2Y3V2...Y4U4Y5V4....
// UYVY - Macro-pixel = 2 image pixels
// U0Y0V0Y1
__declspec(naked) __declspec(align(16))
void I422ToYUY2Row_SSE2(const uint8* src_y,
const uint8* src_u,
const uint8* src_v,
uint8* dst_frame, int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // src_y
mov esi, [esp + 8 + 8] // src_u
mov edx, [esp + 8 + 12] // src_v
mov edi, [esp + 8 + 16] // dst_frame
mov ecx, [esp + 8 + 20] // width
sub edx, esi
align 16
convertloop:
movq xmm2, qword ptr [esi] // U
movq xmm3, qword ptr [esi + edx] // V
lea esi, [esi + 8]
punpcklbw xmm2, xmm3 // UV
movdqa xmm0, [eax] // Y
lea eax, [eax + 16]
movdqa xmm1, xmm0
punpcklbw xmm0, xmm2 // YUYV
punpckhbw xmm1, xmm2
movdqa [edi], xmm0
movdqa [edi + 16], xmm1
lea edi, [edi + 32]
sub ecx, 16
jg convertloop
pop edi
pop esi
ret
}
}
__declspec(naked) __declspec(align(16))
void I422ToUYVYRow_SSE2(const uint8* src_y,
const uint8* src_u,
const uint8* src_v,
uint8* dst_frame, int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // src_y
mov esi, [esp + 8 + 8] // src_u
mov edx, [esp + 8 + 12] // src_v
mov edi, [esp + 8 + 16] // dst_frame
mov ecx, [esp + 8 + 20] // width
sub edx, esi
align 16
convertloop:
movq xmm2, qword ptr [esi] // U
movq xmm3, qword ptr [esi + edx] // V
lea esi, [esi + 8]
punpcklbw xmm2, xmm3 // UV
movdqa xmm0, [eax] // Y
movdqa xmm1, xmm2
lea eax, [eax + 16]
punpcklbw xmm1, xmm0 // UYVY
punpckhbw xmm2, xmm0
movdqa [edi], xmm1
movdqa [edi + 16], xmm2
lea edi, [edi + 32]
sub ecx, 16
jg convertloop
pop edi
pop esi
ret
}
}
#endif // _M_IX86
#ifdef __cplusplus
} // extern "C"
} // namespace libyuv
#endif
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