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// VirtualDub - Video processing and capture application
// Graphics support library
// Copyright (C) 1998-2009 Avery Lee
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#include <stdafx.h>
#include "uberblit_swizzle_x86.h"
#ifdef VD_COMPILER_MSVC
#pragma warning(disable: 4799) // warning C4799: function 'vdasm_extract_8in16_even_MMX' has no EMMS instruction
#endif
void __declspec(naked) __fastcall vdasm_extract_8in16_even_MMX(void *dst, const void *src, uint32 count) {
__asm {
mov eax, [esp+4]
pcmpeqb mm2, mm2
psrlw mm2, 8
sub eax, 8
jc xtra
xloop:
movq mm0, [edx]
movq mm1, [edx+8]
pand mm0, mm2
pand mm1, mm2
packuswb mm0, mm1
add edx, 16
movq [ecx], mm0
add ecx, 8
sub eax, 8
jns xloop
xtra:
add eax, 8
jz fin
push ebx
xtraloop:
mov bl, [edx]
add edx, 2
mov [ecx], bl
add ecx, 1
sub eax, 1
jnz xtraloop
pop ebx
fin:
ret 4
}
}
void __declspec(naked) __fastcall vdasm_extract_8in16_odd_MMX(void *dst, const void *src, uint32 count) {
__asm {
mov eax, [esp+4]
sub eax, 8
jc xtra
xloop:
movq mm0, [edx]
movq mm1, [edx+8]
psrlw mm0, 8
psrlw mm1, 8
add edx, 16
packuswb mm0, mm1
movq [ecx], mm0
add ecx, 8
sub eax, 8
jns xloop
xtra:
add eax, 8
jz fin
push ebx
xtraloop:
mov bl, [edx+1]
add edx, 2
mov [ecx], bl
add ecx, 1
sub eax, 1
jnz xtraloop
pop ebx
fin:
ret 4
}
}
void __declspec(naked) __fastcall vdasm_extract_8in32_MMX(void *dst, const void *src, uint32 count, int byteshift) {
__asm {
movd mm4, [esp+8]
pcmpeqb mm5, mm5
pslld mm4, 3
mov eax, [esp+4]
psrld mm5, 24
sub eax, 8
jc xtra
xloop:
movq mm0, [edx]
movq mm1, [edx+8]
psrld mm0, mm4
movq mm2, [edx+16]
psrld mm1, mm4
pand mm0, mm5
movq mm3, [edx+24]
psrld mm2, mm4
pand mm1, mm5
packssdw mm0, mm1
psrld mm3, mm4
pand mm2, mm5
pand mm3, mm5
add edx, 32
packssdw mm2, mm3
packuswb mm0, mm2
movq [ecx], mm0
add ecx, 8
sub eax, 8
jns xloop
xtra:
add eax, 8
jz fin
add edx, dword ptr [esp+8]
push ebx
xtraloop:
mov bl, [edx]
add edx, 4
mov [ecx], bl
add ecx, 1
sub eax, 1
jnz xtraloop
pop ebx
fin:
ret 8
}
}
void __declspec(naked) __fastcall vdasm_swap_8in16_MMX(void *dst, const void *src, uint32 count) {
__asm {
mov eax, [esp+4]
sub eax, 8
js xtra
xloop:
movq mm0, [edx]
add edx, 8
movq mm1, mm0
psllw mm0, 8
psrlw mm1, 8
paddb mm0, mm1
movq [ecx], mm0
add ecx, 8
sub eax, 8
jns xloop
xtra:
add eax, 6
js nopairs
push ebx
pairloop:
mov bl, [edx]
mov bh, [edx+1]
add edx, 2
mov [ecx], bh
mov [ecx+1], bl
add ecx, 2
sub eax, 2
jns pairloop
pop ebx
nopairs:
add eax, 2
jz noodd
mov al, [edx]
mov [ecx], al
noodd:
ret 4
}
}
void __declspec(naked) __fastcall vdasm_interleave_BGRG_MMX(void *dst, const void *srcR, const void *srcG, const void *srcB, uint32 count) {
__asm {
push edi
push esi
push ebx
mov esi, [esp+12+12]
mov edi, [esp+8+12]
mov ebx, [esp+4+12]
sub esi, 4
jc xtra
; ecx = dst
; edx = srcR
; ebx = srcG
; edi = srcB
xloop:
movd mm0, [edi]
movd mm1, [edx]
punpcklbw mm0, mm1
movq mm1, [ebx]
movq mm2, mm0
punpcklbw mm0, mm1
add edx, 4
punpckhbw mm2, mm1
add edi, 4
movq [ecx], mm0
add ebx, 8
movq [ecx+8], mm2
add ecx, 16
sub esi, 4
jns xloop
xtra:
add esi, 4
jz fin
xtraloop:
mov al, [edi]
mov [ecx], al
mov al, [ebx]
mov [ecx+1], al
mov al, [edx]
mov [ecx+2], al
mov al, [ebx+1]
mov [ecx+3], al
add ebx, 2
add edx, 1
add edi, 1
add ecx, 4
sub esi, 1
jnz xtraloop
fin:
pop ebx
pop esi
pop edi
ret 12
}
}
void __declspec(naked) __fastcall vdasm_interleave_GBGR_MMX(void *dst, const void *srcR, const void *srcG, const void *srcB, uint32 count) {
__asm {
push edi
push esi
push ebx
mov esi, [esp+12+12]
mov edi, [esp+8+12]
mov ebx, [esp+4+12]
sub esi, 4
jc xtra
; ecx = dst
; edx = srcR
; ebx = srcG
; edi = srcB
xloop:
movd mm0, [edi]
movd mm1, [edx]
punpcklbw mm0, mm1
movq mm2, [ebx]
movq mm1, mm2
punpcklbw mm2, mm0
add edx, 4
punpckhbw mm1, mm0
add edi, 4
movq [ecx], mm2
add ebx, 8
movq [ecx+8], mm1
add ecx, 16
sub esi, 4
jns xloop
xtra:
add esi, 4
jz fin
xtraloop:
mov al, [ebx]
mov [ecx], al
mov al, [edi]
mov [ecx+1], al
mov al, [ebx+1]
mov [ecx+2], al
mov al, [edx]
mov [ecx+3], al
add ebx, 2
add edx, 1
add edi, 1
add ecx, 4
sub esi, 1
jnz xtraloop
fin:
pop ebx
pop esi
pop edi
ret 12
}
}
void __declspec(naked) __fastcall vdasm_interleave_BR_MMX(void *dst, const void *srcB, const void *srcR, uint32 count) {
__asm {
push edi
push esi
push ebx
mov esi, [esp+8+12]
mov ebx, [esp+4+12]
sub esi, 8
jc xtra
; ecx = dst
; edx = srcB
; ebx = srcG
xloop:
movq mm0, [edx]
movq mm1, [ebx]
movq mm2, mm0
punpcklbw mm0, mm1
punpckhbw mm2, mm1
add edx, 8
movq [ecx], mm0
add ebx, 8
movq [ecx+8], mm2
add ecx, 16
sub esi, 8
jns xloop
xtra:
add esi, 8
jz fin
xtraloop:
mov al, [edx]
mov [ecx], al
mov al, [ebx]
mov [ecx+1], al
add ebx, 1
add edx, 1
add ecx, 2
sub esi, 1
jnz xtraloop
fin:
pop ebx
pop esi
pop edi
ret 8
}
}
///////////////////////////////////////////////////////////////////////////////
void VDPixmapGen_8In16_Even_MMX::Compute(void *dst, sint32 y) {
const uint8 *srcp = (const uint8 *)mpSrc->GetRow(y, mSrcIndex);
vdasm_extract_8in16_even_MMX(dst, srcp, mWidth);
}
void VDPixmapGen_8In16_Odd_MMX::Compute(void *dst, sint32 y) {
const uint8 *srcp = (const uint8 *)mpSrc->GetRow(y, mSrcIndex);
vdasm_extract_8in16_odd_MMX(dst, srcp, mWidth);
}
void VDPixmapGen_8In32_MMX::Compute(void *dst, sint32 y) {
const uint8 *srcp = (const uint8 *)mpSrc->GetRow(y, mSrcIndex);
vdasm_extract_8in32_MMX(dst, srcp, mWidth, mOffset);
}
void VDPixmapGen_Swap8In16_MMX::Compute(void *dst, sint32 y) {
const uint8 *src = (const uint8 *)mpSrc->GetRow(y, mSrcIndex);
vdasm_swap_8in16_MMX(dst, src, mRowLength);
}
void VDPixmapGen_B8x2_To_B8R8_MMX::Compute(void *dst0, sint32 y) {
uint8 *VDRESTRICT dst = (uint8 *VDRESTRICT)dst0;
const uint8 *VDRESTRICT srcCb = (const uint8 *VDRESTRICT)mpSrcCb->GetRow(y, mSrcIndexCb);
const uint8 *VDRESTRICT srcCr = (const uint8 *VDRESTRICT)mpSrcCr->GetRow(y, mSrcIndexCr);
vdasm_interleave_BR_MMX(dst, srcCb, srcCr, mWidth);
}
void VDPixmapGen_B8x3_To_G8B8_G8R8_MMX::Compute(void *VDRESTRICT dst0, sint32 y) {
uint8 *VDRESTRICT dst = (uint8 *VDRESTRICT)dst0;
const uint8 *VDRESTRICT srcY = (const uint8 *VDRESTRICT)mpSrcY->GetRow(y, mSrcIndexY);
const uint8 *VDRESTRICT srcCb = (const uint8 *VDRESTRICT)mpSrcCb->GetRow(y, mSrcIndexCb);
const uint8 *VDRESTRICT srcCr = (const uint8 *VDRESTRICT)mpSrcCr->GetRow(y, mSrcIndexCr);
vdasm_interleave_GBGR_MMX(dst, srcCr, srcY, srcCb, mWidth >> 1);
if (mWidth & 1) {
int w2 = mWidth >> 1;
srcY += mWidth;
srcCb += w2;
srcCr += w2;
dst += mWidth * 2;
dst[-2] = srcY[-1];
dst[-1] = srcCb[0];
dst[ 0] = 0; // must be zero for QuickTime compatibility
dst[ 1] = srcCr[0];
}
}
void VDPixmapGen_B8x3_To_B8G8_R8G8_MMX::Compute(void *VDRESTRICT dst0, sint32 y) {
uint8 *VDRESTRICT dst = (uint8 *VDRESTRICT)dst0;
const uint8 *VDRESTRICT srcY = (const uint8 * VDRESTRICT)mpSrcY->GetRow(y, mSrcIndexY);
const uint8 *VDRESTRICT srcCb = (const uint8 * VDRESTRICT)mpSrcCb->GetRow(y, mSrcIndexCb);
const uint8 *VDRESTRICT srcCr = (const uint8 * VDRESTRICT)mpSrcCr->GetRow(y, mSrcIndexCr);
vdasm_interleave_BGRG_MMX(dst, srcCr, srcY, srcCb, mWidth >> 1);
if (mWidth & 1) {
int w2 = mWidth >> 1;
srcY += mWidth;
srcCb += w2;
srcCr += w2;
dst += mWidth * 2;
dst[-2] = srcCb[0];
dst[-1] = srcY[-1];
dst[ 0] = srcCr[0];
dst[ 1] = 0; // must be zero for QuickTime compatibility
}
}
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