diff options
Diffstat (limited to 'files/source/row_win.cc')
| -rw-r--r-- | files/source/row_win.cc | 4087 |
1 files changed, 3774 insertions, 313 deletions
diff --git a/files/source/row_win.cc b/files/source/row_win.cc index 2bc5fb13..e3b01f27 100644 --- a/files/source/row_win.cc +++ b/files/source/row_win.cc @@ -1,5 +1,5 @@ /* - * Copyright (c) 2011 The LibYuv project authors. All Rights Reserved. + * 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 @@ -8,173 +8,925 @@ * be found in the AUTHORS file in the root of the source tree. */ -#include "row.h" +#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) +// TODO(fbarchard): I420ToRGB24, I420ToRAW #ifdef HAS_ARGBTOYROW_SSSE3 -#define TALIGN16(t, var) static __declspec(align(16)) t _ ## var -// Constant multiplication table for converting ARGB to I400. -extern "C" TALIGN16(const int8, kARGBToY[16]) = { +// Constants for ARGB. +static const vec8 kARGBToY = { 13, 65, 33, 0, 13, 65, 33, 0, 13, 65, 33, 0, 13, 65, 33, 0 }; -extern "C" TALIGN16(const int8, kARGBToU[16]) = { +static const vec8 kARGBToU = { 112, -74, -38, 0, 112, -74, -38, 0, 112, -74, -38, 0, 112, -74, -38, 0 }; -extern "C" TALIGN16(const int8, kARGBToV[16]) = { +static const vec8 kARGBToV = { -18, -94, 112, 0, -18, -94, 112, 0, -18, -94, 112, 0, -18, -94, 112, 0, }; -// Constants for BGRA -extern "C" TALIGN16(const int8, kBGRAToY[16]) = { +// Constants for BGRA. +static const vec8 kBGRAToY = { 0, 33, 65, 13, 0, 33, 65, 13, 0, 33, 65, 13, 0, 33, 65, 13 }; -extern "C" TALIGN16(const int8, kBGRAToU[16]) = { +static const vec8 kBGRAToU = { 0, -38, -74, 112, 0, -38, -74, 112, 0, -38, -74, 112, 0, -38, -74, 112 }; -extern "C" TALIGN16(const int8, kBGRAToV[16]) = { +static const vec8 kBGRAToV = { 0, 112, -94, -18, 0, 112, -94, -18, 0, 112, -94, -18, 0, 112, -94, -18 }; -// Constants for ABGR -extern "C" TALIGN16(const int8, kABGRToY[16]) = { +// Constants for ABGR. +static const vec8 kABGRToY = { 33, 65, 13, 0, 33, 65, 13, 0, 33, 65, 13, 0, 33, 65, 13, 0 }; -extern "C" TALIGN16(const int8, kABGRToU[16]) = { +static const vec8 kABGRToU = { -38, -74, 112, 0, -38, -74, 112, 0, -38, -74, 112, 0, -38, -74, 112, 0 }; -extern "C" TALIGN16(const int8, kABGRToV[16]) = { +static const vec8 kABGRToV = { 112, -94, -18, 0, 112, -94, -18, 0, 112, -94, -18, 0, 112, -94, -18, 0 }; -extern "C" TALIGN16(const uint8, kAddY16[16]) = { - 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, - 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, +// 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 }; -extern "C" TALIGN16(const uint8, kAddUV128[16]) = { +static const uvec8 kAddUV128 = { 128u, 128u, 128u, 128u, 128u, 128u, 128u, 128u, 128u, 128u, 128u, 128u, 128u, 128u, 128u, 128u }; -// Shuffle table for converting BG24 to ARGB. -extern "C" TALIGN16(const uint8, kShuffleMaskBG24ToARGB[16]) = { +// 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. -extern "C" TALIGN16(const uint8, kShuffleMaskRAWToARGB[16]) = { +static const uvec8 kShuffleMaskRAWToARGB = { 2u, 1u, 0u, 12u, 5u, 4u, 3u, 13u, 8u, 7u, 6u, 14u, 11u, 10u, 9u, 15u }; -// Convert 16 ARGB pixels (64 bytes) to 16 Y values -__declspec(naked) +// 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 +}; + +__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 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 ARGB1555 + 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 xmm7, _kARGBToY - movdqa xmm6, _kAddY16 + movdqa xmm5, kAddY16 + movdqa xmm4, kARGBToY - convertloop : + align 16 + convertloop: movdqa xmm0, [eax] movdqa xmm1, [eax + 16] movdqa xmm2, [eax + 32] movdqa xmm3, [eax + 48] - pmaddubsw xmm0, xmm7 - pmaddubsw xmm1, xmm7 - pmaddubsw xmm2, xmm7 - pmaddubsw xmm3, xmm7 + 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, xmm6 + 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 - ja convertloop + movdqu [edx], xmm0 + lea edx, [edx + 16] + jg convertloop ret } } -__declspec(naked) +__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 xmm7, _kBGRAToY - movdqa xmm6, _kAddY16 + movdqa xmm5, kAddY16 + movdqa xmm4, kBGRAToY - convertloop : + align 16 + convertloop: movdqa xmm0, [eax] movdqa xmm1, [eax + 16] movdqa xmm2, [eax + 32] movdqa xmm3, [eax + 48] - pmaddubsw xmm0, xmm7 - pmaddubsw xmm1, xmm7 - pmaddubsw xmm2, xmm7 - pmaddubsw xmm3, xmm7 + 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, xmm6 + 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 - ja convertloop + movdqu [edx], xmm0 + lea edx, [edx + 16] + jg convertloop ret } } -__declspec(naked) +__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 xmm7, _kABGRToY - movdqa xmm6, _kAddY16 + movdqa xmm5, kAddY16 + movdqa xmm4, kABGRToY - convertloop : + align 16 + convertloop: movdqa xmm0, [eax] movdqa xmm1, [eax + 16] movdqa xmm2, [eax + 32] movdqa xmm3, [eax + 48] - pmaddubsw xmm0, xmm7 - pmaddubsw xmm1, xmm7 - pmaddubsw xmm2, xmm7 - pmaddubsw xmm3, xmm7 + 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, xmm6 + 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 - ja convertloop + movdqu [edx], xmm0 + lea edx, [edx + 16] + jg convertloop ret } } -__declspec(naked) +__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 { @@ -185,12 +937,13 @@ __asm { 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 + movdqa xmm7, kARGBToU + movdqa xmm6, kARGBToV + movdqa xmm5, kAddUV128 sub edi, edx // stride from u to v - convertloop : + align 16 + convertloop: /* step 1 - subsample 16x2 argb pixels to 8x1 */ movdqa xmm0, [eax] movdqa xmm1, [eax + 16] @@ -227,18 +980,89 @@ __asm { 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 - ja convertloop + 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(naked) __declspec(align(16)) void BGRAToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb, uint8* dst_u, uint8* dst_v, int width) { __asm { @@ -249,12 +1073,13 @@ __asm { 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 + movdqa xmm7, kBGRAToU + movdqa xmm6, kBGRAToV + movdqa xmm5, kAddUV128 sub edi, edx // stride from u to v - convertloop : + align 16 + convertloop: /* step 1 - subsample 16x2 argb pixels to 8x1 */ movdqa xmm0, [eax] movdqa xmm1, [eax + 16] @@ -291,18 +1116,89 @@ __asm { 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 - ja convertloop + 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(naked) __declspec(align(16)) void ABGRToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb, uint8* dst_u, uint8* dst_v, int width) { __asm { @@ -313,12 +1209,13 @@ __asm { 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 + movdqa xmm7, kABGRToU + movdqa xmm6, kABGRToV + movdqa xmm5, kAddUV128 sub edi, edx // stride from u to v - convertloop : + align 16 + convertloop: /* step 1 - subsample 16x2 argb pixels to 8x1 */ movdqa xmm0, [eax] movdqa xmm1, [eax + 16] @@ -355,282 +1252,2846 @@ __asm { 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 - ja convertloop + 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) -void BG24ToARGBRow_SSSE3(const uint8* src_bg24, uint8* dst_argb, int pix) { +__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 { - mov eax, [esp + 4] // src_bg24 - mov edx, [esp + 8] // dst_argb - mov ecx, [esp + 12] // pix - pcmpeqb xmm7, xmm7 // generate mask 0xff000000 - pslld xmm7, 24 - movdqa xmm6, _kShuffleMaskBG24ToARGB + 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 - convertloop : - movdqa xmm0, [eax] - movdqa xmm1, [eax + 16] - movdqa xmm3, [eax + 32] - lea eax, [eax + 48] - movdqa xmm2, xmm3 - palignr xmm2, xmm1, 8 // xmm2 = { xmm3[0:3] xmm1[8:15]} - pshufb xmm2, xmm6 - por xmm2, xmm7 - palignr xmm1, xmm0, 12 // xmm1 = { xmm3[0:7] xmm0[12:15]} - pshufb xmm0, xmm6 - movdqa [edx + 32], xmm2 - por xmm0, xmm7 - pshufb xmm1, xmm6 - movdqa [edx], xmm0 - por xmm1, xmm7 - palignr xmm3, xmm3, 4 // xmm3 = { xmm3[4:15]} - pshufb xmm3, xmm6 - movdqa [edx + 16], xmm1 - por xmm3, xmm7 - movdqa [edx + 48], xmm3 - lea edx, [edx + 64] + 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 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 - ja convertloop + movdqa [edx], xmm0 + lea edx, [edx + 16] + jg convertloop ret } } +#endif // HAS_MIRRORROW_SSSE3 -__declspec(naked) -void RAWToARGBRow_SSSE3(const uint8* src_raw, uint8* dst_argb, - int pix) { +#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_raw - mov edx, [esp + 8] // dst_argb - mov ecx, [esp + 12] // pix - pcmpeqb xmm7, xmm7 // generate mask 0xff000000 - pslld xmm7, 24 - movdqa xmm6, _kShuffleMaskRAWToARGB + 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 - convertloop : +#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] - movdqa xmm1, [eax + 16] - movdqa xmm3, [eax + 32] - lea eax, [eax + 48] - movdqa xmm2, xmm3 - palignr xmm2, xmm1, 8 // xmm2 = { xmm3[0:3] xmm1[8:15]} - pshufb xmm2, xmm6 - por xmm2, xmm7 - palignr xmm1, xmm0, 12 // xmm1 = { xmm3[0:7] xmm0[12:15]} - pshufb xmm0, xmm6 - movdqa [edx + 32], xmm2 - por xmm0, xmm7 - pshufb xmm1, xmm6 + 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 - por xmm1, xmm7 - palignr xmm3, xmm3, 4 // xmm3 = { xmm3[4:15]} - pshufb xmm3, xmm6 - movdqa [edx + 16], xmm1 - por xmm3, xmm7 - movdqa [edx + 48], xmm3 - lea edx, [edx + 64] - sub ecx, 16 - ja convertloop + lea edx, [edx + 16] + jg convertloop ret } } +#endif // HAS_ARGBMIRRORROW_SSSE3 -__declspec(naked) -void FastConvertYUVToRGB32Row(const uint8* y_buf, - const uint8* u_buf, - const uint8* v_buf, - uint8* rgb_buf, - int width) { +#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 { - pushad - mov edx, [esp + 32 + 4] - mov edi, [esp + 32 + 8] - mov esi, [esp + 32 + 12] - mov ebp, [esp + 32 + 16] - mov ecx, [esp + 32 + 20] - - convertloop : - movzx eax, byte ptr [edi] - lea edi, [edi + 1] - movzx ebx, byte ptr [esi] - lea esi, [esi + 1] - movq mm0, [_kCoefficientsRgbY + 2048 + 8 * eax] - movzx eax, byte ptr [edx] - paddsw mm0, [_kCoefficientsRgbY + 4096 + 8 * ebx] - movzx ebx, byte ptr [edx + 1] - movq mm1, [_kCoefficientsRgbY + 8 * eax] - lea edx, [edx + 2] - movq mm2, [_kCoefficientsRgbY + 8 * ebx] - paddsw mm1, mm0 - paddsw mm2, mm0 - psraw mm1, 6 - psraw mm2, 6 - packuswb mm1, mm2 - movntq [ebp], mm1 - lea ebp, [ebp + 8] - sub ecx, 2 - ja convertloop - - popad - ret - } -} - -__declspec(naked) -void FastConvertYUVToBGRARow(const uint8* y_buf, - const uint8* u_buf, - const uint8* v_buf, - uint8* rgb_buf, - int width) { + 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 + } +} +#endif // HAS_SPLITUV_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 { - pushad - mov edx, [esp + 32 + 4] - mov edi, [esp + 32 + 8] - mov esi, [esp + 32 + 12] - mov ebp, [esp + 32 + 16] - mov ecx, [esp + 32 + 20] - - convertloop : - movzx eax, byte ptr [edi] - lea edi, [edi + 1] - movzx ebx, byte ptr [esi] - lea esi, [esi + 1] - movq mm0, [_kCoefficientsBgraY + 2048 + 8 * eax] - movzx eax, byte ptr [edx] - paddsw mm0, [_kCoefficientsBgraY + 4096 + 8 * ebx] - movzx ebx, byte ptr [edx + 1] - movq mm1, [_kCoefficientsBgraY + 8 * eax] - lea edx, [edx + 2] - movq mm2, [_kCoefficientsBgraY + 8 * ebx] - paddsw mm1, mm0 - paddsw mm2, mm0 - psraw mm1, 6 - psraw mm2, 6 - packuswb mm1, mm2 - movntq [ebp], mm1 - lea ebp, [ebp + 8] - sub ecx, 2 - ja convertloop - - popad - ret - } -} - -__declspec(naked) -void FastConvertYUVToABGRRow(const uint8* y_buf, - const uint8* u_buf, - const uint8* v_buf, - uint8* rgb_buf, + 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 { - pushad - mov edx, [esp + 32 + 4] - mov edi, [esp + 32 + 8] - mov esi, [esp + 32 + 12] - mov ebp, [esp + 32 + 16] - mov ecx, [esp + 32 + 20] - - convertloop : - movzx eax, byte ptr [edi] - lea edi, [edi + 1] - movzx ebx, byte ptr [esi] - lea esi, [esi + 1] - movq mm0, [_kCoefficientsAbgrY + 2048 + 8 * eax] - movzx eax, byte ptr [edx] - paddsw mm0, [_kCoefficientsAbgrY + 4096 + 8 * ebx] - movzx ebx, byte ptr [edx + 1] - movq mm1, [_kCoefficientsAbgrY + 8 * eax] - lea edx, [edx + 2] - movq mm2, [_kCoefficientsAbgrY + 8 * ebx] - paddsw mm1, mm0 - paddsw mm2, mm0 - psraw mm1, 6 - psraw mm2, 6 - packuswb mm1, mm2 - movntq [ebp], mm1 - lea ebp, [ebp + 8] - sub ecx, 2 - ja convertloop - - popad - ret - } -} - -__declspec(naked) -void FastConvertYUV444ToRGB32Row(const uint8* y_buf, - const uint8* u_buf, - const uint8* v_buf, - uint8* rgb_buf, - int width) { - __asm { - pushad - mov edx, [esp + 32 + 4] // Y - mov edi, [esp + 32 + 8] // U - mov esi, [esp + 32 + 12] // V - mov ebp, [esp + 32 + 16] // rgb - mov ecx, [esp + 32 + 20] // width - - convertloop : - movzx eax, byte ptr [edi] - lea edi, [edi + 1] - movzx ebx, byte ptr [esi] - lea esi, [esi + 1] - movq mm0, [_kCoefficientsRgbY + 2048 + 8 * eax] - movzx eax, byte ptr [edx] - paddsw mm0, [_kCoefficientsRgbY + 4096 + 8 * ebx] - lea edx, [edx + 1] - paddsw mm0, [_kCoefficientsRgbY + 8 * eax] - psraw mm0, 6 - packuswb mm0, mm0 - movd [ebp], mm0 - lea ebp, [ebp + 4] - sub ecx, 1 - ja convertloop - - popad - ret - } -} - -__declspec(naked) -void FastConvertYToRGB32Row(const uint8* y_buf, - uint8* rgb_buf, - int width) { - __asm { - push ebx - mov eax, [esp + 4 + 4] // Y - mov edx, [esp + 4 + 8] // rgb - mov ecx, [esp + 4 + 12] // width - - convertloop : - movzx ebx, byte ptr [eax] - movq mm0, [_kCoefficientsRgbY + 8 * ebx] - psraw mm0, 6 - movzx ebx, byte ptr [eax + 1] - movq mm1, [_kCoefficientsRgbY + 8 * ebx] - psraw mm1, 6 - packuswb mm0, mm1 - lea eax, [eax + 2] - movq [edx], mm0 - lea edx, [edx + 8] - sub ecx, 2 - ja convertloop + 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 - pop ebx + 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 -#endif +#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 + } +} + +#endif // _M_IX86 + +#ifdef __cplusplus } // extern "C" +} // namespace libyuv +#endif |