void pix_multiply :: processRGBA_MMX(imageStruct &image, imageStruct &right)
{
int datasize = image.xsize * image.ysize * image.csize;
__m64*leftPix = (__m64*)image.data;
__m64*rightPix = (__m64*)right.data;
datasize=datasize/sizeof(__m64)+(datasize%sizeof(__m64)!=0);
__m64 l0, r0, l1, r1;
__m64 null64 = _mm_setzero_si64();
while(datasize--) {
l1=leftPix [datasize];
r1=rightPix[datasize];
l0=_mm_unpacklo_pi8(l1, null64);
r0=_mm_unpacklo_pi8(r1, null64);
l1=_mm_unpackhi_pi8(l1, null64);
r1=_mm_unpackhi_pi8(r1, null64);
l0=_mm_mullo_pi16 (l0, r0);
l1=_mm_mullo_pi16 (l1, r1);
l0=_mm_srli_pi16(l0, 8);
l1=_mm_srli_pi16(l1, 8);
leftPix[datasize]=_mm_packs_pu16(l0, l1);
}
_mm_empty();
}
unsigned int interpolhline_mmx_2(unsigned char* image){
__m64 mm_A = _mm_set_pi16(image[1],image[0],image[-1],image[-2]);
__m64 mm_B = _mm_set_pi16(image[2],image[1],image[0],image[-1]);
__m64 mm_C = _mm_set_pi16(image[3],image[2],image[1],image[0]);
__m64 mm_D = _mm_set_pi16(image[4],image[3],image[2],image[1]);
__m64 mm_E = _mm_set_pi16(image[5],image[4],image[3],image[2]);
__m64 mm_F = _mm_set_pi16(image[6],image[5],image[4],image[3]);
__m64 mm_AF = _mm_add_pi16(mm_A,mm_F);//A + F
__m64 mm_inter0 = _mm_add_pi16(mm_AF,_mm_set_pi16(16,16,16,16));//A + F + 16
__m64 mm_BE = _mm_add_pi16(mm_B,mm_E);//B + E
__m64 mm_CD = _mm_add_pi16(mm_C,mm_D);//C + D
__m64 mm_CDS = _mm_slli_pi16(mm_CD,2);//(C + D) << 2
__m64 mm_inter1 = _mm_sub_pi16(mm_CDS,mm_BE);//((C + D) << 2)-(B + E)
__m64 mm_5 = _mm_set_pi16(5,5,5,5);
__m64 mm_inter_3 = _mm_mullo_pi16(mm_inter1, mm_5);//(((C + D) << 2)-(B + E))*5
__m64 mm_result = _mm_add_pi16(mm_inter_3,mm_inter0);//A + F + 16 + (((C + D) << 2)-(B + E))*5
__m64 mm_zero = _mm_setzero_si64();
__m64 mm_clip = _mm_max_pi16(mm_result,mm_zero);//Clip with 0
__m64 mm_ret = _mm_srai_pi16(mm_clip,5);
__m64 mm_clip1 = _mm_min_pi16(mm_ret,_mm_set_pi16(255,255,255,255)); //Clip with 255
__m64 result =_mm_packs_pu16(mm_clip1,mm_zero);
unsigned int ret = _mm_cvtsi64_si32(result);
empty();
return ret;
}
__m64 interpolhline64_mmx(unsigned char* image){
__m64 mm_A = _mm_set_pi16(image[3],image[2],image[1],image[0]);
__m64 mm_B = _mm_set_pi16(image[4],image[3],image[2],image[1]);
__m64 mm_C = _mm_set_pi16(image[5],image[4],image[3],image[2]);
__m64 mm_D = _mm_set_pi16(image[6],image[5],image[4],image[3]);
__m64 mm_E = _mm_set_pi16(image[7],image[6],image[5],image[4]);
__m64 mm_F = _mm_set_pi16(image[8],image[7],image[6],image[5]);
__m64 mm_AF = _mm_add_pi16(mm_A,mm_F);//A + F
__m64 mm_BE = _mm_add_pi16(mm_B,mm_E);//B + E
__m64 mm_CD = _mm_add_pi16(mm_C,mm_D);//C + D
__m64 mm_CDS = _mm_slli_pi16(mm_CD,2);//(C + D) << 2
__m64 mm_inter1 = _mm_sub_pi16(mm_CDS,mm_BE);//((C + D) << 2)-(B + E)
__m64 mm_5 = _mm_set_pi16(5,5,5,5);
__m64 mm_inter_3 = _mm_mullo_pi16(mm_inter1, mm_5);//(((C + D) << 2)-(B + E))*5
__m64 mm_result = _mm_add_pi16(mm_inter_3,mm_AF);//A + F + 16 + (((C + D) << 2)-(B + E))*5
return(mm_result);
}
unsigned int interpolvline_mmx_3(unsigned char* image, int PicWidthInPix){
__m64 mm_A = _mm_set_pi16(image[-2 * PicWidthInPix + 3],image[-2 * PicWidthInPix + 2],image[-2 * PicWidthInPix + 1],image[-2 * PicWidthInPix]);
__m64 mm_B = _mm_set_pi16(image[-1 * PicWidthInPix + 3],image[-1 * PicWidthInPix + 2],image[-1 * PicWidthInPix + 1],image[-1 * PicWidthInPix]);
__m64 mm_C = _mm_set_pi16(image[3],image[2],image[1],image[0]);
__m64 mm_D = _mm_set_pi16(image[1 * PicWidthInPix + 3],image[1 * PicWidthInPix + 2],image[1 * PicWidthInPix + 1],image[1 * PicWidthInPix]);
__m64 mm_E = _mm_set_pi16(image[2 * PicWidthInPix + 3],image[2 * PicWidthInPix + 2],image[2 * PicWidthInPix + 1],image[2 * PicWidthInPix]);
__m64 mm_F = _mm_set_pi16(image[3 * PicWidthInPix + 3],image[3 * PicWidthInPix + 2],image[3 * PicWidthInPix + 1],image[3 * PicWidthInPix]);
__m64 mm_AF = _mm_add_pi16(mm_A,mm_F);//A + F
__m64 mm_inter0 = _mm_add_pi16(mm_AF,_mm_set_pi16(16,16,16,16));//A + F + 16
__m64 mm_BE = _mm_add_pi16(mm_B,mm_E);//B + E
__m64 mm_CD = _mm_add_pi16(mm_C,mm_D);//C + D
__m64 mm_CDS = _mm_slli_pi16(mm_CD,2);//(C + D) << 2
__m64 mm_inter1 = _mm_sub_pi16(mm_CDS,mm_BE);//((C + D) << 2)-(B + E)
__m64 mm_5 = _mm_set_pi16(5,5,5,5);
__m64 mm_inter_3 = _mm_mullo_pi16(mm_inter1, mm_5);//(((C + D) << 2)-(B + E))*5
__m64 mm_result = _mm_add_pi16(mm_inter_3,mm_inter0);//A + F + 16 + (((C + D) << 2)-(B + E))*5
__m64 mm_zero = _mm_setzero_si64();
__m64 mm_clip = _mm_max_pi16(mm_result,mm_zero);//Clip with 0
__m64 mm_ret = _mm_srai_pi16(mm_clip,5);
__m64 mm_clip1 = _mm_min_pi16(mm_ret,_mm_set_pi16(255,255,255,255)); //Clip with 255
__m64 test = _mm_avg_pu8(mm_clip1,mm_D);//(ptr_img[0] + ptr_rf[0] + 1) >> 1
__m64 test1 =_mm_packs_pu16(test,mm_zero);
unsigned int ret = _mm_cvtsi64_si32(test1);
empty();
return ret;
}
/* do the processing for all colourspaces */
void pix_motionblur :: processMMX(imageStruct &image)
{
m_savedImage.xsize=image.xsize;
m_savedImage.ysize=image.ysize;
m_savedImage.setCsizeByFormat(image.format);
m_savedImage.reallocate();
int pixsize=image.ysize*image.xsize*image.csize;
pixsize=pixsize/sizeof(__m64)+(pixsize%sizeof(__m64)!=0);
__m64*pixels=(__m64*)image.data;
__m64*old=(__m64*)m_savedImage.data;
__m64 newGain = _mm_set1_pi16(static_cast<short>(m_blur0));
__m64 oldGain = _mm_set1_pi16(static_cast<short>(m_blur1));
__m64 null64 = _mm_setzero_si64();
__m64 newpix1, newpix2, oldpix1, oldpix2;
while(pixsize--) {
newpix1=pixels[pixsize];
oldpix1=old[pixsize];
newpix2 = _mm_unpackhi_pi8(newpix1, null64);
newpix1 = _mm_unpacklo_pi8(newpix1, null64);
oldpix2 = _mm_unpackhi_pi8(oldpix1, null64);
oldpix1 = _mm_unpacklo_pi8(oldpix1, null64);
newpix1 = _mm_mullo_pi16(newpix1, newGain);
newpix2 = _mm_mullo_pi16(newpix2, newGain);
oldpix1 = _mm_mullo_pi16(oldpix1, oldGain);
oldpix2 = _mm_mullo_pi16(oldpix2, oldGain);
newpix1 = _mm_adds_pu16 (newpix1, oldpix1);
newpix2 = _mm_adds_pu16 (newpix2, oldpix2);
newpix1 = _mm_srli_pi16(newpix1, 8);
newpix2 = _mm_srli_pi16(newpix2, 8);
newpix1 = _mm_packs_pu16(newpix1, newpix2);
pixels[pixsize]=newpix1;
old [pixsize]=newpix1;
}
_mm_empty();
}
void r_dimpatchD_MMX(const DCanvas *const cvs, argb_t color, int alpha, int x1, int y1, int w, int h)
{
int x, y, i;
argb_t *line;
int invAlpha = 256 - alpha;
int dpitch = cvs->pitch / sizeof(DWORD);
line = (argb_t *)cvs->buffer + y1 * dpitch;
int batches = w / 2;
int remainder = w & 1;
// MMX temporaries:
const __m64 upper8mask = _mm_set_pi16(0, 0xff, 0xff, 0xff);
const __m64 blendAlpha = _mm_set_pi16(0, alpha, alpha, alpha);
const __m64 blendInvAlpha = _mm_set_pi16(0, invAlpha, invAlpha, invAlpha);
const __m64 blendColor = _mm_set_pi16(0, RPART(color), GPART(color), BPART(color));
const __m64 blendMult = _mm_mullo_pi16(blendColor, blendAlpha);
for (y = y1; y < y1 + h; y++)
{
// MMX optimize the bulk in batches of 2 colors:
for (i = 0, x = x1; i < batches; ++i, x += 2)
{
#if 1
const __m64 input = _mm_setr_pi32(line[x + 0], line[x + 1]);
#else
// NOTE(jsd): No guarantee of 64-bit alignment; cannot use.
const __m64 input = *((__m64 *)line[x]);
#endif
const __m64 output = blend2vs1_mmx(input, blendMult, blendInvAlpha, upper8mask);
#if 1
line[x+0] = _mm_cvtsi64_si32(_mm_srli_si64(output, 32*0));
line[x+1] = _mm_cvtsi64_si32(_mm_srli_si64(output, 32*1));
#else
// NOTE(jsd): No guarantee of 64-bit alignment; cannot use.
*((__m64 *)line[x]) = output;
#endif
}
if (remainder)
{
// Pick up the remainder:
for (; x < x1 + w; x++)
{
line[x] = alphablend1a(line[x], color, alpha);
}
}
line += dpitch;
}
// Required to reset FP:
_mm_empty();
}
//n_2
__m64 interpolvline64_mmx(unsigned char* image, const unsigned short PicWidthInPix){
__m64 mm_A = _mm_set_pi16(image[1 * PicWidthInPix],image[0],image[-1 * PicWidthInPix],image[-2 * PicWidthInPix]);
__m64 mm_B = _mm_set_pi16(image[2 * PicWidthInPix],image[1 * PicWidthInPix],image[0],image[-1 * PicWidthInPix]);
__m64 mm_C = _mm_set_pi16(image[3 * PicWidthInPix],image[2 * PicWidthInPix],image[1 * PicWidthInPix],image[0]);
__m64 mm_D = _mm_set_pi16(image[4 * PicWidthInPix],image[3 * PicWidthInPix],image[2 * PicWidthInPix],image[1 * PicWidthInPix]);
__m64 mm_E = _mm_set_pi16(image[5 * PicWidthInPix],image[4 * PicWidthInPix],image[3 * PicWidthInPix],image[2 * PicWidthInPix]);
__m64 mm_F = _mm_set_pi16(image[6 * PicWidthInPix],image[5 * PicWidthInPix],image[4 * PicWidthInPix],image[3 * PicWidthInPix]);
__m64 mm_AF = _mm_add_pi16(mm_A,mm_F);//A + F
__m64 mm_BE = _mm_add_pi16(mm_B,mm_E);//B + E
__m64 mm_CD = _mm_add_pi16(mm_C,mm_D);//C + D
__m64 mm_CDS = _mm_slli_pi16(mm_CD,2);//(C + D) << 2
__m64 mm_inter1 = _mm_sub_pi16(mm_CDS,mm_BE);//((C + D) << 2)-(B + E)
__m64 mm_5 = _mm_set_pi16(5,5,5,5);
__m64 mm_inter_3 = _mm_mullo_pi16(mm_inter1, mm_5);//(((C + D) << 2)-(B + E))*5
__m64 mm_result = _mm_add_pi16(mm_inter_3,mm_AF);//A + F + 16 + (((C + D) << 2)-(B + E))*5
empty();
return(mm_result);
}
void pix_multiply :: processYUV_MMX(imageStruct &image, imageStruct &right)
{
int datasize = image.xsize * image.ysize * image.csize;
__m64*leftPix = (__m64*)image.data;
__m64*rightPix = (__m64*)right.data;
datasize=datasize/sizeof(__m64)+(datasize%sizeof(__m64)!=0);
__m64 l0, r0, l1, r1;
__m64 mask= _mm_setr_pi8((unsigned char)0xFF,
(unsigned char)0x00,
(unsigned char)0xFF,
(unsigned char)0x00,
(unsigned char)0xFF,
(unsigned char)0x00,
(unsigned char)0xFF,
(unsigned char)0x00);
__m64 yuvclamp0 = _mm_setr_pi8((unsigned char)0x00,
(unsigned char)0x10,
(unsigned char)0x00,
(unsigned char)0x10,
(unsigned char)0x00,
(unsigned char)0x10,
(unsigned char)0x00,
(unsigned char)0x10);
__m64 yuvclamp1 = _mm_setr_pi8((unsigned char)0x00,
(unsigned char)0x24,
(unsigned char)0x00,
(unsigned char)0x24,
(unsigned char)0x00,
(unsigned char)0x24,
(unsigned char)0x00,
(unsigned char)0x24);
__m64 yuvclamp2 = _mm_setr_pi8((unsigned char)0x00,
(unsigned char)0x14,
(unsigned char)0x00,
(unsigned char)0x14,
(unsigned char)0x00,
(unsigned char)0x14,
(unsigned char)0x00,
(unsigned char)0x14);
__m64 null64 = _mm_setzero_si64();
while(datasize--) {
r1=rightPix[datasize];
l1=leftPix [datasize];
r1=_mm_or_si64(r1, mask);
l0=_mm_unpacklo_pi8(l1, null64);
r0=_mm_unpacklo_pi8(r1, null64);
l1=_mm_unpackhi_pi8(l1, null64);
r1=_mm_unpackhi_pi8(r1, null64);
l0=_mm_mullo_pi16 (l0, r0);
l1=_mm_mullo_pi16 (l1, r1);
l0=_mm_srli_pi16(l0, 8);
l1=_mm_srli_pi16(l1, 8);
l0=_mm_packs_pu16(l0, l1);
l0=_mm_subs_pu8(l0, yuvclamp0);
l0=_mm_adds_pu8(l0, yuvclamp1);
l0=_mm_subs_pu8(l0, yuvclamp2);
leftPix[datasize]=l0;
}
_mm_empty();
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Convert YV12 to RGB16.
VOID Yv12ToRgb16_mmx(PBYTE pbDstX, INT iDstXStride,
PBYTE pbSrcY, PBYTE pbSrcU, PBYTE pbSrcV, INT iSrcYStride, INT iSrcUvStride,
UINT uWidth, INT iHeight)
{
UINT x;
INT y;
INT iDstXDif;
INT iSrcYDif;
INT iSrcUvDif;
INT yy, bu, guv, rv, r, g, b;
M64 y0, y1, u0, v0, mz;
M64 r0, g0, b0, r1, g1, b1;
M64 bu0, gu0, gv0, rv0, bu1, rv1, guv0, guv1;
if (iHeight < 0)
{
iHeight = -iHeight;
pbDstX += (iHeight - 1) * iDstXStride;
iDstXStride = -iDstXStride;
}
iDstXDif = iDstXStride - (uWidth * 2);
iSrcYDif = iSrcYStride - uWidth;
iSrcUvDif = iSrcUvStride - (uWidth / 2);
mz = _mm_setzero_si64();
for (y = iHeight / 2; y; y--)
{
for (x = uWidth / 8; x; x--)
{
// Calculate coefficient.
u0 = _mm_cvtsi32_si64(*((PDWORD) pbSrcU)); // [ | u3 u2 u1 u0]
v0 = _mm_cvtsi32_si64(*((PDWORD) pbSrcV)); // [ | v3 v2 v1 v0]
u0 = _mm_unpacklo_pi8(u0, mz); // u3 u2 u1 u0
v0 = _mm_unpacklo_pi8(v0, mz); // v3 v2 v1 v0
u0 = _mm_subs_pi16(u0, g_mSub80);
v0 = _mm_subs_pi16(v0, g_mSub80);
gu0 = _mm_mullo_pi16(u0, g_mUGMul);
gv0 = _mm_mullo_pi16(v0, g_mVGMul);
bu0 = _mm_mullo_pi16(u0, g_mUBMul);
rv0 = _mm_mullo_pi16(v0, g_mVRMul);
guv0 = _mm_adds_pi16(gu0, gv0);
guv1 = _mm_unpackhi_pi16(guv0, guv0); // guv3 guv3 guv2 guv2
guv0 = _mm_unpacklo_pi16(guv0, guv0); // guv1 guv1 guv0 guv0
bu1 = _mm_unpackhi_pi16(bu0, bu0); // bu3 bu3 bu2 bu2
bu0 = _mm_unpacklo_pi16(bu0, bu0); // bu1 bu1 bu0 bu0
rv1 = _mm_unpackhi_pi16(rv0, rv0); // rv3 rv3 rv2 rv2
rv0 = _mm_unpacklo_pi16(rv0, rv0); // rv1 rv1 rv0 rv0
// Process for row 0.
y0 = *((PM64) pbSrcY); // [YYYY | YYYY]; row 0
y1 = _mm_unpackhi_pi8(y0, mz); // y7 y6 y5 y4
y0 = _mm_unpacklo_pi8(y0, mz); // y3 y2 y1 y0
y1 = _mm_subs_pi16(y1, g_mSub10);
y0 = _mm_subs_pi16(y0, g_mSub10);
y1 = _mm_mullo_pi16(y1, g_mYYMul);
y0 = _mm_mullo_pi16(y0, g_mYYMul);
b1 = _mm_adds_pi16(y1, bu1);
b0 = _mm_adds_pi16(y0, bu0);
b1 = _mm_srai_pi16(b1, SCALEBITS); // 8 bits (0 - 7)
b0 = _mm_srai_pi16(b0, SCALEBITS);
b1 = _mm_packs_pu16(b1, mz); // 0 0 0 0 b7 b6 b5 b4
b0 = _mm_packs_pu16(b0, mz); // 0 0 0 0 b3 b2 b1 b0
b1 = _mm_unpacklo_pi8(b1, mz); // 0 b7 0b 6 0 b5 0 b4
b0 = _mm_unpacklo_pi8(b0, mz);
b1 = _mm_srli_pi16(b1, 3);
b0 = _mm_srli_pi16(b0, 3); // 5 bits (0 - 4)
g1 = _mm_subs_pi16(y1, guv1); // g7 g6 g5 g4
g0 = _mm_subs_pi16(y0, guv0); // g3 g2 g1 g0
g1 = _mm_srai_pi16(g1, SCALEBITS); // 8 bits (0 - 7)
g0 = _mm_srai_pi16(g0, SCALEBITS);
g1 = _mm_packs_pu16(g1, mz); // 0 0 0 0 g7 g6 g5 g4
g0 = _mm_packs_pu16(g0, mz); // 0 0 0 0 g3 g2 g1 g0
g1 = _mm_unpacklo_pi8(g1, mz); // 0 g7 0 g6 0 g5 0 g4
g0 = _mm_unpacklo_pi8(g0, mz);
g1 = _mm_srli_pi16(g1, 2); // 6 bits (0 - 5)
g0 = _mm_srli_pi16(g0, 2);
g1 = _mm_slli_pi16(g1, 5); // 6 bits (5 - 10)
g0 = _mm_slli_pi16(g0, 5); // 6 bits (5 - 10)
r1 = _mm_adds_pi16(y1, rv1);
r0 = _mm_adds_pi16(y0, rv0);
r1 = _mm_srai_pi16(r1, SCALEBITS);
r0 = _mm_srai_pi16(r0, SCALEBITS);
r1 = _mm_packs_pu16(r1, mz); // 0 0 0 0 r7 r6 r5 r4
r0 = _mm_packs_pu16(r0, mz); // 0 0 0 0 r3 r2 r1 r0
r1 = _mm_unpacklo_pi8(r1, mz); // 0 r7 0 r6 0 r5 0 r4
r0 = _mm_unpacklo_pi8(r0, mz);
r1 = _mm_srli_pi16(r1, 3); // 5 bits (0 - 4)
r0 = _mm_srli_pi16(r0, 3);
r1 = _mm_slli_pi16(r1, 11); // 5 bits (11 - 15)
r0 = _mm_slli_pi16(r0, 11); // 5 bits (11 - 15)
// Combine RGB.
b0 = _mm_or_si64(g0, b0);
b0 = _mm_or_si64(r0, b0); // 16 bits rgb
b1 = _mm_or_si64(g1, b1);
b1 = _mm_or_si64(r1, b1); // 16 bits rgb
// Write out row 0.
((PM64) pbDstX)[0] = b0;
((PM64) pbDstX)[1] = b1;
// Process for row 1.
y0 = *((PM64) (pbSrcY + iSrcYStride)); // [YYYY | YYYY]; row 0
y1 = _mm_unpackhi_pi8(y0, mz); // y7 y6 y5 y4
y0 = _mm_unpacklo_pi8(y0, mz); // y3 y2 y1 y0
y1 = _mm_subs_pi16(y1, g_mSub10);
y0 = _mm_subs_pi16(y0, g_mSub10);
y1 = _mm_mullo_pi16(y1, g_mYYMul);
y0 = _mm_mullo_pi16(y0, g_mYYMul);
b1 = _mm_adds_pi16(y1, bu1);
b0 = _mm_adds_pi16(y0, bu0);
b1 = _mm_srai_pi16(b1, SCALEBITS); // 8 bits (0 - 7)
b0 = _mm_srai_pi16(b0, SCALEBITS);
b1 = _mm_packs_pu16(b1, mz); // 0 0 0 0 b7 b6 b5 b4
b0 = _mm_packs_pu16(b0, mz); // 0 0 0 0 b3 b2 b1 b0
b1 = _mm_unpacklo_pi8(b1, mz); // 0 b7 0b 6 0 b5 0 b4
b0 = _mm_unpacklo_pi8(b0, mz);
b1 = _mm_srli_pi16(b1, 3);
b0 = _mm_srli_pi16(b0, 3); // 5 bits (0 - 4)
g1 = _mm_subs_pi16(y1, guv1); // g7 g6 g5 g4
g0 = _mm_subs_pi16(y0, guv0); // g3 g2 g1 g0
g1 = _mm_srai_pi16(g1, SCALEBITS); // 8 bits (0 - 7)
g0 = _mm_srai_pi16(g0, SCALEBITS);
g1 = _mm_packs_pu16(g1, mz); // 0 0 0 0 g7 g6 g5 g4
g0 = _mm_packs_pu16(g0, mz); // 0 0 0 0 g3 g2 g1 g0
g1 = _mm_unpacklo_pi8(g1, mz); // 0 g7 0 g6 0 g5 0 g4
g0 = _mm_unpacklo_pi8(g0, mz);
g1 = _mm_srli_pi16(g1, 2); // 6 bits (0 - 5)
g0 = _mm_srli_pi16(g0, 2);
g1 = _mm_slli_pi16(g1, 5); // 6 bits (5 - 10)
g0 = _mm_slli_pi16(g0, 5); // 6 bits (5 - 10)
r1 = _mm_adds_pi16(y1, rv1);
r0 = _mm_adds_pi16(y0, rv0);
r1 = _mm_srai_pi16(r1, SCALEBITS);
r0 = _mm_srai_pi16(r0, SCALEBITS);
r1 = _mm_packs_pu16(r1, mz); // 0 0 0 0 r7 r6 r5 r4
r0 = _mm_packs_pu16(r0, mz); // 0 0 0 0 r3 r2 r1 r0
r1 = _mm_unpacklo_pi8(r1, mz); // 0 r7 0 r6 0 r5 0 r4
r0 = _mm_unpacklo_pi8(r0, mz);
r1 = _mm_srli_pi16(r1, 3); // 5 bits (0 - 4)
r0 = _mm_srli_pi16(r0, 3);
r1 = _mm_slli_pi16(r1, 11); // 5 bits (11 - 15)
r0 = _mm_slli_pi16(r0, 11); // 5 bits (11 - 15)
// Combine RGB.
b0 = _mm_or_si64(g0, b0);
b0 = _mm_or_si64(r0, b0); // 16 bits rgb
b1 = _mm_or_si64(g1, b1);
b1 = _mm_or_si64(r1, b1); // 16 bits rgb
// Write out row 1.
((PM64) (pbDstX + iDstXStride))[0] = b0;
((PM64) (pbDstX + iDstXStride))[1] = b1;
pbDstX += 16;
pbSrcY += 8;
pbSrcU += 4;
pbSrcV += 4;
}
for (x = (uWidth & 7) / 2; x; x--)
{
bu = g_iBUTab[pbSrcU[0]];
guv = g_iGUTab[pbSrcU[0]] + g_iGVTab[pbSrcV[0]];
rv = g_iRVTab[pbSrcV[0]];
yy = g_iYYTab[pbSrcY[0]];
b = _Clip(((yy + bu) >> SCALEBITS_OUT));
g = _Clip(((yy - guv) >> SCALEBITS_OUT));
r = _Clip(((yy + rv) >> SCALEBITS_OUT));
((PWORD) pbDstX)[0] = _MakeRgb16(r, g, b);
yy = g_iYYTab[pbSrcY[1]];
b = _Clip(((yy + bu) >> SCALEBITS_OUT));
g = _Clip(((yy - guv) >> SCALEBITS_OUT));
r = _Clip(((yy + rv) >> SCALEBITS_OUT));
((PWORD) pbDstX)[1] = _MakeRgb16(r, g, b);
yy = g_iYYTab[pbSrcY[iSrcYStride]];
b = _Clip(((yy + bu) >> SCALEBITS_OUT));
g = _Clip(((yy - guv) >> SCALEBITS_OUT));
r = _Clip(((yy + rv) >> SCALEBITS_OUT));
((PWORD) (pbDstX + iDstXStride))[0] = _MakeRgb16(r, g, b);
yy = g_iYYTab[pbSrcY[iSrcYStride + 1]];
b = _Clip(((yy + bu) >> SCALEBITS_OUT));
g = _Clip(((yy - guv) >> SCALEBITS_OUT));
r = _Clip(((yy + rv) >> SCALEBITS_OUT));
((PWORD) (pbDstX + iDstXStride))[1] = _MakeRgb16(r, g, b);
pbDstX += 4;
pbSrcY += 2;
pbSrcU++;
pbSrcV++;
}
pbDstX += iDstXDif + iDstXStride;
pbSrcY += iSrcYDif + iSrcYStride;
pbSrcU += iSrcUvDif;
pbSrcV += iSrcUvDif;
}
_mm_empty();
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Convert YV12 to RGB24.
VOID Yv12ToRgb24_mmx(PBYTE pbDstX, INT iDstXStride,
PBYTE pbSrcY, PBYTE pbSrcU, PBYTE pbSrcV, INT iSrcYStride, INT iSrcUvStride,
UINT uWidth, INT iHeight)
{
UINT x;
INT y;
INT iDstXDif;
INT iSrcYDif;
INT iSrcUvDif;
INT yy, bu, guv, rv;
M64 y0, y1, u0, v0, mz;
M64 r0, g0, b0, r1, g1, b1;
M64 rgb0, rgb1, rgb2, rgb3;
M64 bu0, gu0, gv0, rv0, bu1, rv1, guv0, guv1;
if (iHeight < 0)
{
iHeight = -iHeight;
pbDstX += (iHeight - 1) * iDstXStride;
iDstXStride = -iDstXStride;
}
iDstXDif = iDstXStride - (uWidth * 3);
iSrcYDif = iSrcYStride - uWidth;
iSrcUvDif = iSrcUvStride - (uWidth / 2);
mz = _mm_setzero_si64();
for (y = iHeight / 2; y; y--)
{
for (x = uWidth / 8; x; x--)
{
// Calculate coefficient.
u0 = _mm_cvtsi32_si64(*((PDWORD) pbSrcU)); // [ | u3 u2 u1 u0]
v0 = _mm_cvtsi32_si64(*((PDWORD) pbSrcV)); // [ | v3 v2 v1 v0]
u0 = _mm_unpacklo_pi8(u0, mz); // u3 u2 u1 u0
v0 = _mm_unpacklo_pi8(v0, mz); // v3 v2 v1 v0
u0 = _mm_subs_pi16(u0, g_mSub80);
v0 = _mm_subs_pi16(v0, g_mSub80);
gu0 = _mm_mullo_pi16(u0, g_mUGMul);
gv0 = _mm_mullo_pi16(v0, g_mVGMul);
bu0 = _mm_mullo_pi16(u0, g_mUBMul);
rv0 = _mm_mullo_pi16(v0, g_mVRMul);
guv0 = _mm_adds_pi16(gu0, gv0);
guv1 = _mm_unpackhi_pi16(guv0, guv0); // guv3 guv3 guv2 guv2
guv0 = _mm_unpacklo_pi16(guv0, guv0); // guv1 guv1 guv0 guv0
bu1 = _mm_unpackhi_pi16(bu0, bu0); // bu3 bu3 bu2 bu2
bu0 = _mm_unpacklo_pi16(bu0, bu0); // bu1 bu1 bu0 bu0
rv1 = _mm_unpackhi_pi16(rv0, rv0); // rv3 rv3 rv2 rv2
rv0 = _mm_unpacklo_pi16(rv0, rv0); // rv1 rv1 rv0 rv0
// Process for row 0.
y0 = *((PM64) pbSrcY); // [YYYY | YYYY]; row 0
y1 = _mm_unpackhi_pi8(y0, mz); // y7 y6 y5 y4
y0 = _mm_unpacklo_pi8(y0, mz); // y3 y2 y1 y0
y1 = _mm_subs_pi16(y1, g_mSub10);
y0 = _mm_subs_pi16(y0, g_mSub10);
y1 = _mm_mullo_pi16(y1, g_mYYMul);
y0 = _mm_mullo_pi16(y0, g_mYYMul);
g1 = _mm_subs_pi16(y1, guv1); // g7 g6 g5 g4
g0 = _mm_subs_pi16(y0, guv0); // g3 g2 g1 g0
g1 = _mm_srai_pi16(g1, SCALEBITS);
g0 = _mm_srai_pi16(g0, SCALEBITS);
g0 = _mm_packs_pu16(g0, g1); // g7 g6 ...g1 g0
b1 = _mm_adds_pi16(y1, bu1);
b0 = _mm_adds_pi16(y0, bu0);
b1 = _mm_srai_pi16(b1, SCALEBITS);
b0 = _mm_srai_pi16(b0, SCALEBITS);
b0 = _mm_packs_pu16(b0, b1);
r1 = _mm_adds_pi16(y1, rv1);
r0 = _mm_adds_pi16(y0, rv0);
r1 = _mm_srai_pi16(r1, SCALEBITS);
r0 = _mm_srai_pi16(r0, SCALEBITS);
r0 = _mm_packs_pu16(r0, r1);
r1 = _mm_unpackhi_pi8(b0, r0); // r7 b7 r6 b6 r5 b5 r4 b4
r0 = _mm_unpacklo_pi8(b0, r0); // r3 b3 r2 b2 r1 b1 r0 b0
g1 = _mm_unpackhi_pi8(g0, mz); // 0 g7 0 g6 0 g5 0 g4
g0 = _mm_unpacklo_pi8(g0, mz); // 0 g3 0 g2 0 g1 0 g0
rgb0 = _mm_unpacklo_pi8(r0, g0); // 0 r1 g1 b1 0 r0 g0 b0
rgb1 = _mm_unpackhi_pi8(r0, g0); // 0 r3 g3 b3 0 r2 g2 b2
rgb2 = _mm_unpacklo_pi8(r1, g1); // 0 r5 g5 b5 0 r4 g4 b4
rgb3 = _mm_unpackhi_pi8(r1, g1); // 0 r7 g7 b7 0 r6 g6 b6
// Write out row 0.
*((PDWORD) (pbDstX + 0)) = _mm_cvtsi64_si32(rgb0); rgb0 = _mm_srli_si64(rgb0, 32);
*((PDWORD) (pbDstX + 3)) = _mm_cvtsi64_si32(rgb0);
*((PDWORD) (pbDstX + 6)) = _mm_cvtsi64_si32(rgb1); rgb1 = _mm_srli_si64(rgb1, 32);
*((PDWORD) (pbDstX + 9)) = _mm_cvtsi64_si32(rgb1);
*((PDWORD) (pbDstX + 12)) = _mm_cvtsi64_si32(rgb2); rgb2 = _mm_srli_si64(rgb2, 32);
*((PDWORD) (pbDstX + 15)) = _mm_cvtsi64_si32(rgb2);
*((PDWORD) (pbDstX + 18)) = _mm_cvtsi64_si32(rgb3); rgb3 = _mm_srli_si64(rgb3, 32);
*((PDWORD) (pbDstX + 21)) = _mm_cvtsi64_si32(rgb3);
// Process for row 1.
y0 = *((PM64) (pbSrcY + iSrcYStride)); // [YYYY | YYYY]; row 1
y1 = _mm_unpackhi_pi8(y0, mz); // y7 y6 y5 y4
y0 = _mm_unpacklo_pi8(y0, mz); // y3 y2 y1 y0
y1 = _mm_subs_pi16(y1, g_mSub10);
y0 = _mm_subs_pi16(y0, g_mSub10);
y1 = _mm_mullo_pi16(y1, g_mYYMul);
y0 = _mm_mullo_pi16(y0, g_mYYMul);
g1 = _mm_subs_pi16(y1, guv1); // g7 g6 g5 g4
g0 = _mm_subs_pi16(y0, guv0); // g3 g2 g1 g0
g1 = _mm_srai_pi16(g1, SCALEBITS);
g0 = _mm_srai_pi16(g0, SCALEBITS);
g0 = _mm_packs_pu16(g0, g1); // g7 g6 ...g1 g0
b1 = _mm_adds_pi16(y1, bu1);
b0 = _mm_adds_pi16(y0, bu0);
b1 = _mm_srai_pi16(b1, SCALEBITS);
b0 = _mm_srai_pi16(b0, SCALEBITS);
b0 = _mm_packs_pu16(b0, b1);
r1 = _mm_adds_pi16(y1, rv1);
r0 = _mm_adds_pi16(y0, rv0);
r1 = _mm_srai_pi16(r1, SCALEBITS);
r0 = _mm_srai_pi16(r0, SCALEBITS);
r0 = _mm_packs_pu16(r0, r1);
r1 = _mm_unpackhi_pi8(b0, r0); // r7 b7 r6 b6 r5 b5 r4 b4
r0 = _mm_unpacklo_pi8(b0, r0); // r3 b3 r2 b2 r1 b1 r0 b0
g1 = _mm_unpackhi_pi8(g0, mz); // 0 g7 0 g6 0 g5 0 g4
g0 = _mm_unpacklo_pi8(g0, mz); // 0 g3 0 g2 0 g1 0 g0
rgb0 = _mm_unpacklo_pi8(r0, g0); // 0 r1 g1 b1 0 r0 g0 b0
rgb1 = _mm_unpackhi_pi8(r0, g0); // 0 r3 g3 b3 0 r2 g2 b2
rgb2 = _mm_unpacklo_pi8(r1, g1); // 0 r5 g5 b5 0 r4 g4 b4
rgb3 = _mm_unpackhi_pi8(r1, g1); // 0 r7 g7 b7 0 r6 g6 b6
// Write out row 1.
*((PDWORD) (pbDstX + iDstXStride + 0)) = _mm_cvtsi64_si32(rgb0); rgb0 = _mm_srli_si64(rgb0, 32);
*((PDWORD) (pbDstX + iDstXStride + 3)) = _mm_cvtsi64_si32(rgb0);
*((PDWORD) (pbDstX + iDstXStride + 6)) = _mm_cvtsi64_si32(rgb1); rgb1 = _mm_srli_si64(rgb1, 32);
*((PDWORD) (pbDstX + iDstXStride + 9)) = _mm_cvtsi64_si32(rgb1);
*((PDWORD) (pbDstX + iDstXStride + 12)) = _mm_cvtsi64_si32(rgb2); rgb2 = _mm_srli_si64(rgb2, 32);
*((PDWORD) (pbDstX + iDstXStride + 15)) = _mm_cvtsi64_si32(rgb2);
*((PDWORD) (pbDstX + iDstXStride + 18)) = _mm_cvtsi64_si32(rgb3); rgb3 = _mm_srli_si64(rgb3, 32);
*((PDWORD) (pbDstX + iDstXStride + 21)) = _mm_cvtsi64_si32(rgb3);
pbDstX += 24;
pbSrcY += 8;
pbSrcU += 4;
pbSrcV += 4;
}
for (x = (uWidth & 7) / 2; x; x--)
{
bu = g_iBUTab[pbSrcU[0]];
guv = g_iGUTab[pbSrcU[0]] + g_iGVTab[pbSrcV[0]];
rv = g_iRVTab[pbSrcV[0]];
yy = g_iYYTab[pbSrcY[0]];
pbDstX[0] = _Clip((yy + bu) >> SCALEBITS_OUT);
pbDstX[1] = _Clip((yy - guv) >> SCALEBITS_OUT);
pbDstX[2] = _Clip((yy + rv) >> SCALEBITS_OUT);
yy = g_iYYTab[pbSrcY[1]];
pbDstX[3] = _Clip((yy + bu) >> SCALEBITS_OUT);
pbDstX[4] = _Clip((yy - guv) >> SCALEBITS_OUT);
pbDstX[5] = _Clip((yy + rv) >> SCALEBITS_OUT);
yy = g_iYYTab[pbSrcY[iSrcYStride]];
pbDstX[iDstXStride + 0] = _Clip((yy + bu) >> SCALEBITS_OUT);
pbDstX[iDstXStride + 1] = _Clip((yy - guv) >> SCALEBITS_OUT);
pbDstX[iDstXStride + 2] = _Clip((yy + rv) >> SCALEBITS_OUT);
yy = g_iYYTab[pbSrcY[iSrcYStride + 1]];
pbDstX[iDstXStride + 3] = _Clip((yy + bu) >> SCALEBITS_OUT);
pbDstX[iDstXStride + 4] = _Clip((yy - guv) >> SCALEBITS_OUT);
pbDstX[iDstXStride + 5] = _Clip((yy + rv) >> SCALEBITS_OUT);
pbDstX += 6;
pbSrcY += 2;
pbSrcU++;
pbSrcV++;
}
pbDstX += iDstXDif + iDstXStride;
pbSrcY += iSrcYDif + iSrcYStride;
pbSrcU += iSrcUvDif;
pbSrcV += iSrcUvDif;
}
_mm_empty();
}
void rtv_lucent4cols_MMX(byte *source, argb_t *dest, int bga, int fga)
{
// SSE2 temporaries:
const __m64 upper8mask = _mm_set_pi16(0, 0xff, 0xff, 0xff);
const __m64 fgAlpha = _mm_set_pi16(0, fga, fga, fga);
const __m64 bgAlpha = _mm_set_pi16(0, bga, bga, bga);
#if 1
const __m64 bgColors01 = _mm_setr_pi32(dest[0], dest[1]);
#else
const __m64 bgColors01 = *((__m64 *)&dest[0]);
#endif
const __m64 fgColors01 = _mm_setr_pi32(
rt_mapcolor<argb_t>(dcol.colormap, source[0]),
rt_mapcolor<argb_t>(dcol.colormap, source[1])
);
const __m64 finalColors01 = _mm_packs_pu16(
_mm_srli_pi16(
_mm_adds_pi16(
_mm_mullo_pi16(_mm_and_si64(_mm_unpacklo_pi8(bgColors01, bgColors01), upper8mask), bgAlpha),
_mm_mullo_pi16(_mm_and_si64(_mm_unpacklo_pi8(fgColors01, fgColors01), upper8mask), fgAlpha)
),
8
),
_mm_srli_pi16(
_mm_adds_pi16(
_mm_mullo_pi16(_mm_and_si64(_mm_unpackhi_pi8(bgColors01, bgColors01), upper8mask), bgAlpha),
_mm_mullo_pi16(_mm_and_si64(_mm_unpackhi_pi8(fgColors01, fgColors01), upper8mask), fgAlpha)
),
8
)
);
#if 1
const __m64 bgColors23 = _mm_setr_pi32(dest[2], dest[3]);
#else
// NOTE(jsd): No guarantee of 64-bit alignment; cannot use.
const __m64 bgColors23 = *((__m64 *)&dest[2]);
#endif
const __m64 fgColors23 = _mm_setr_pi32(
rt_mapcolor<argb_t>(dcol.colormap, source[2]),
rt_mapcolor<argb_t>(dcol.colormap, source[3])
);
const __m64 finalColors23 = _mm_packs_pu16(
_mm_srli_pi16(
_mm_adds_pi16(
_mm_mullo_pi16(_mm_and_si64(_mm_unpacklo_pi8(bgColors23, bgColors23), upper8mask), bgAlpha),
_mm_mullo_pi16(_mm_and_si64(_mm_unpacklo_pi8(fgColors23, fgColors23), upper8mask), fgAlpha)
),
8
),
_mm_srli_pi16(
_mm_adds_pi16(
_mm_mullo_pi16(_mm_and_si64(_mm_unpackhi_pi8(bgColors23, bgColors23), upper8mask), bgAlpha),
_mm_mullo_pi16(_mm_and_si64(_mm_unpackhi_pi8(fgColors23, fgColors23), upper8mask), fgAlpha)
),
8
)
);
#if 1
dest[0] = _mm_cvtsi64_si32(_mm_srli_si64(finalColors01, 32*0));
dest[1] = _mm_cvtsi64_si32(_mm_srli_si64(finalColors01, 32*1));
dest[2] = _mm_cvtsi64_si32(_mm_srli_si64(finalColors23, 32*0));
dest[3] = _mm_cvtsi64_si32(_mm_srli_si64(finalColors23, 32*1));
#else
// NOTE(jsd): No guarantee of 64-bit alignment; cannot use.
*((__m64 *)&dest[0]) = finalColors01;
*((__m64 *)&dest[2]) = finalColors23;
#endif
// Required to reset FP:
_mm_empty();
}
__m64 test52(__m64 a, __m64 b) {
// CHECK: pmullw
return _mm_mullo_pi16(a, b);
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Convert YUY2 to RGB24.
VOID Yuy2ToRgb24_mmx(PBYTE pbDstX, INT iDstXStride, PBYTE pbSrcX, INT iSrcXStride, UINT uWidth, INT iHeight)
{
UINT x;
INT y;
INT iDstXDif;
INT iSrcXDif;
INT yy, bu, guv, rv;
M64 y0, y1, u0, v0, uv_temp1, uv_temp2, mz;
M64 r0, g0, b0, r1, g1, b1;
M64 rgb0, rgb1, rgb2, rgb3;
M64 bu0, gu0, gv0, rv0, bu1, rv1, guv0, guv1;
if (iHeight < 0)
{
iHeight = -iHeight;
pbSrcX += (iHeight - 1) * iSrcXStride;
iSrcXStride = -iSrcXStride;
}
iDstXDif = iDstXStride - (uWidth * 3);
iSrcXDif = iSrcXStride - (uWidth * 2);
mz = _mm_setzero_si64();
for (y = iHeight; y; y--)
{
for (x = uWidth / 8; x; x--)
{
y0 = ((PM64) pbSrcX)[0];
y1 = ((PM64) pbSrcX)[1];
u0 = y0;
v0 = y1;
y0 = _mm_and_si64(y0, g_mWord00FF);
y1 = _mm_and_si64(y1, g_mWord00FF);
u0 = _mm_srli_pi16(u0, 8);
v0 = _mm_srli_pi16(v0, 8);
uv_temp1 = _mm_srli_pi32(u0, 16);
u0 = _mm_slli_pi32(u0, 16);
u0 = _mm_srli_pi32(u0, 16);
uv_temp2 = _mm_srli_pi32(v0, 16);
v0 = _mm_slli_pi32(v0, 16);
v0 = _mm_srli_pi32(v0, 16);
u0 = _mm_packs_pi32(u0, v0);
v0 = _mm_packs_pi32(uv_temp1, uv_temp2);
// Calculate coefficient.
u0 = _mm_subs_pi16(u0, g_mSub80);
v0 = _mm_subs_pi16(v0, g_mSub80);
gu0 = _mm_mullo_pi16(u0, g_mUGMul);
gv0 = _mm_mullo_pi16(v0, g_mVGMul);
bu0 = _mm_mullo_pi16(u0, g_mUBMul);
rv0 = _mm_mullo_pi16(v0, g_mVRMul);
guv0 = _mm_adds_pi16(gu0, gv0);
guv1 = _mm_unpackhi_pi16(guv0, guv0); // guv3 guv3 guv2 guv2
guv0 = _mm_unpacklo_pi16(guv0, guv0); // guv1 guv1 guv0 guv0
bu1 = _mm_unpackhi_pi16(bu0, bu0); // bu3 bu3 bu2 bu2
bu0 = _mm_unpacklo_pi16(bu0, bu0); // bu1 bu1 bu0 bu0
rv1 = _mm_unpackhi_pi16(rv0, rv0); // rv3 rv3 rv2 rv2
rv0 = _mm_unpacklo_pi16(rv0, rv0); // rv1 rv1 rv0 rv0
// Process for row 0.
y1 = _mm_subs_pi16(y1, g_mSub10);
y0 = _mm_subs_pi16(y0, g_mSub10);
y1 = _mm_mullo_pi16(y1, g_mYYMul);
y0 = _mm_mullo_pi16(y0, g_mYYMul);
g1 = _mm_subs_pi16(y1, guv1); // g7 g6 g5 g4
g0 = _mm_subs_pi16(y0, guv0); // g3 g2 g1 g0
g1 = _mm_srai_pi16(g1, SCALEBITS);
g0 = _mm_srai_pi16(g0, SCALEBITS);
g0 = _mm_packs_pu16(g0, g1); // g7 g6 ...g1 g0
b1 = _mm_adds_pi16(y1, bu1);
b0 = _mm_adds_pi16(y0, bu0);
b1 = _mm_srai_pi16(b1, SCALEBITS);
b0 = _mm_srai_pi16(b0, SCALEBITS);
b0 = _mm_packs_pu16(b0, b1);
r1 = _mm_adds_pi16(y1, rv1);
r0 = _mm_adds_pi16(y0, rv0);
r1 = _mm_srai_pi16(r1, SCALEBITS);
r0 = _mm_srai_pi16(r0, SCALEBITS);
r0 = _mm_packs_pu16(r0, r1);
r1 = _mm_unpackhi_pi8(b0, r0); // r7 b7 r6 b6 r5 b5 r4 b4
r0 = _mm_unpacklo_pi8(b0, r0); // r3 b3 r2 b2 r1 b1 r0 b0
g1 = _mm_unpackhi_pi8(g0, mz); // 0 g7 0 g6 0 g5 0 g4
g0 = _mm_unpacklo_pi8(g0, mz); // 0 g3 0 g2 0 g1 0 g0
rgb0 = _mm_unpacklo_pi8(r0, g0); // 0 r1 g1 b1 0 r0 g0 b0
rgb1 = _mm_unpackhi_pi8(r0, g0); // 0 r3 g3 b3 0 r2 g2 b2
rgb2 = _mm_unpacklo_pi8(r1, g1); // 0 r5 g5 b5 0 r4 g4 b4
rgb3 = _mm_unpackhi_pi8(r1, g1); // 0 r7 g7 b7 0 r6 g6 b6
// Write out row 0.
*((PDWORD) (pbDstX + 0)) = _mm_cvtsi64_si32(rgb0); rgb0 = _mm_srli_si64(rgb0, 32);
*((PDWORD) (pbDstX + 3)) = _mm_cvtsi64_si32(rgb0);
*((PDWORD) (pbDstX + 6)) = _mm_cvtsi64_si32(rgb1); rgb1 = _mm_srli_si64(rgb1, 32);
*((PDWORD) (pbDstX + 9)) = _mm_cvtsi64_si32(rgb1);
*((PDWORD) (pbDstX + 12)) = _mm_cvtsi64_si32(rgb2); rgb2 = _mm_srli_si64(rgb2, 32);
*((PDWORD) (pbDstX + 15)) = _mm_cvtsi64_si32(rgb2);
*((PDWORD) (pbDstX + 18)) = _mm_cvtsi64_si32(rgb3); rgb3 = _mm_srli_si64(rgb3, 32);
*((PDWORD) (pbDstX + 21)) = _mm_cvtsi64_si32(rgb3);
pbDstX += 24;
pbSrcX += 16;
}
for (x = (uWidth & 7) / 2; x; x--)
{
bu = g_iBUTab[pbSrcX[1]];
guv = g_iGUTab[pbSrcX[1]] + g_iGVTab[pbSrcX[3]];
rv = g_iRVTab[pbSrcX[3]];
yy = g_iYYTab[pbSrcX[0]];
pbDstX[0] = _Clip((yy + bu) >> SCALEBITS_OUT);
pbDstX[1] = _Clip((yy - guv) >> SCALEBITS_OUT);
pbDstX[2] = _Clip((yy + rv) >> SCALEBITS_OUT);
yy = g_iYYTab[pbSrcX[2]];
pbDstX[3] = _Clip((yy + bu) >> SCALEBITS_OUT);
pbDstX[4] = _Clip((yy - guv) >> SCALEBITS_OUT);
pbDstX[5] = _Clip((yy + rv) >> SCALEBITS_OUT);
pbDstX += 6;
pbSrcX += 4;
}
pbDstX += iDstXDif;
pbSrcX += iSrcXDif;
}
_mm_empty();
}
/* Fill a surface with a gradient which is generated by bilinearly
interpolating between four corner color values. Can take
a source surface and multiply it into the gradient, but if
'src' is NULL, it will generate the gradient without multiplying */
static void fillBlend(
SDL_Surface *dst, SDL_Surface *src, BROGUE_DRAW_COLOR *color)
{
int x, y;
int lr, lg, lb, rr, rg, rb;
int ldr, ldg, ldb, rdr, rdg, rdb;
int w, h;
BROGUE_DRAW_COLOR ul = color[0];
BROGUE_DRAW_COLOR ur = color[1];
BROGUE_DRAW_COLOR bl = color[2];
BROGUE_DRAW_COLOR br = color[3];
#if defined(__MMX__)
int mmx = SDL_HasMMX();
#endif
w = dst->w;
h = dst->h;
if (src != NULL)
{
assert(dst->w == src->w);
assert(dst->h == src->h);
}
lr = clamp(ul.red * 0xFFFF, 0, 0xFFFF);
lg = clamp(ul.green * 0xFFFF, 0, 0xFFFF);
lb = clamp(ul.blue * 0xFFFF, 0, 0xFFFF);
rr = clamp(ur.red * 0xFFFF, 0, 0xFFFF);
rg = clamp(ur.green * 0xFFFF, 0, 0xFFFF);
rb = clamp(ur.blue * 0xFFFF, 0, 0xFFFF);
ldr = (clamp(bl.red * 0xFFFF, 0, 0xFFFF) - lr) / h;
ldg = (clamp(bl.green * 0xFFFF, 0, 0xFFFF) - lg) / h;
ldb = (clamp(bl.blue * 0xFFFF, 0, 0xFFFF) - lb) / h;
rdr = (clamp(br.red * 0xFFFF, 0, 0xFFFF) - rr) / h;
rdg = (clamp(br.green * 0xFFFF, 0, 0xFFFF) - rg) / h;
rdb = (clamp(br.blue * 0xFFFF, 0, 0xFFFF) - rb) / h;
for (y = 0; y < h; y++)
{
unsigned char *pix;
int dr, dg, db;
int rpp, gpp, bpp, raccum, gaccum, baccum;
pix = (unsigned char *)dst->pixels + dst->pitch * y;
dr = rr - lr;
dg = rg - lg;
db = rb - lb;
rpp = dr / w;
gpp = dg / w;
bpp = db / w;
raccum = lr;
gaccum = lg;
baccum = lb;
lr += ldr;
lg += ldg;
lb += ldb;
rr += rdr;
rg += rdg;
rb += rdb;
if (src != NULL)
{
unsigned char *src_pix = (unsigned char *)src->pixels
+ src->pitch * y;
x = w;
#if defined(__MMX__)
/* MMX is significantly faster. Use it if the CPU supports it */
if (mmx)
{
__m64 mmx_zero = _m_from_int(0);
long long ll_color =
((long long)0xFFFF << 48)
| ((long long)raccum << 32)
| ((long long)gaccum << 16)
| ((long long)baccum);
__m64 mmx_color = *(__m64 *)&ll_color;
long long ll_pp =
((long long)(rpp & 0xFFFF) << 32)
| ((long long)(gpp & 0xFFFF) << 16)
| ((long long)(bpp & 0xFFFF));
__m64 mmx_pp = *(__m64 *)&ll_pp;
while (x >= 2)
{
__m64 src_pair = *(__m64 *)src_pix;
/* Separate the left pixel and right pixel */
__m64 left_pix = _mm_unpacklo_pi8(src_pair, mmx_zero);
__m64 right_pix = _mm_unpackhi_pi8(src_pair, mmx_zero);
/* Multiply the left source by the gradient color */
left_pix = _mm_mullo_pi16(left_pix,
_mm_srli_pi16(mmx_color, 8));
/* Advance the gradient color for the next pixel */
mmx_color = _mm_add_pi16(mmx_color, mmx_pp);
/* Multiply the right source by the gradient color */
right_pix = _mm_mullo_pi16(right_pix,
_mm_srli_pi16(mmx_color, 8));
/* Advance the gradient */
mmx_color = _mm_add_pi16(mmx_color, mmx_pp);
/* Recombine the pixels */
__m64 result_pix = _mm_packs_pu16(
_mm_srli_pi16(left_pix, 8),
_mm_srli_pi16(right_pix, 8));
*(__m64 *)pix = result_pix;
src_pix += 8;
pix += 8;
x -= 2;
}
/* Extract the accumulated gradient value for the potential
odd remaining pixel */
short *s_color = (short *)&mmx_color;
raccum = s_color[2];
gaccum = s_color[1];
baccum = s_color[0];
}
#endif
/* The equivalent slow loop for odd pixels or CPUs without MMX */
while (x > 0)
{
#if SDL_BYTEORDER == SDL_LIL_ENDIAN
pix[3] = src_pix[3];
pix[2] = (src_pix[2] * raccum) >> 16;
pix[1] = (src_pix[1] * gaccum) >> 16;
pix[0] = (src_pix[0] * baccum) >> 16;
#else
pix[0] = src_pix[0];
pix[1] = (src_pix[1] * raccum) >> 16;
pix[2] = (src_pix[2] * gaccum) >> 16;
pix[3] = (src_pix[3] * baccum) >> 16;
#endif
raccum += rpp;
gaccum += gpp;
baccum += bpp;
src_pix += 4;
pix += 4;
x--;
}
}
else
{
void TimgFilterDCT::multiply(void)
{
const char * const factors8 = (const char*)&factors[0][0];
*(__m64*)(pWorkArea + 0 * 8 + 0) = _mm_srai_pi16(_mm_mullo_pi16(*(__m64*)(pWorkArea + 0 * 8 + 0), *(__m64*)(factors8 + 0 * 16)), 3);
*(__m64*)(pWorkArea + 0 * 8 + 4) = _mm_srai_pi16(_mm_mullo_pi16(*(__m64*)(pWorkArea + 0 * 8 + 4), *(__m64*)(factors8 + 0 * 16 + 8)), 3);
*(__m64*)(pWorkArea + 1 * 8 + 0) = _mm_srai_pi16(_mm_mullo_pi16(*(__m64*)(pWorkArea + 1 * 8 + 0), *(__m64*)(factors8 + 1 * 16)), 3);
*(__m64*)(pWorkArea + 1 * 8 + 4) = _mm_srai_pi16(_mm_mullo_pi16(*(__m64*)(pWorkArea + 1 * 8 + 4), *(__m64*)(factors8 + 1 * 16 + 8)), 3);
*(__m64*)(pWorkArea + 2 * 8 + 0) = _mm_srai_pi16(_mm_mullo_pi16(*(__m64*)(pWorkArea + 2 * 8 + 0), *(__m64*)(factors8 + 2 * 16)), 3);
*(__m64*)(pWorkArea + 2 * 8 + 4) = _mm_srai_pi16(_mm_mullo_pi16(*(__m64*)(pWorkArea + 2 * 8 + 4), *(__m64*)(factors8 + 2 * 16 + 8)), 3);
*(__m64*)(pWorkArea + 3 * 8 + 0) = _mm_srai_pi16(_mm_mullo_pi16(*(__m64*)(pWorkArea + 3 * 8 + 0), *(__m64*)(factors8 + 3 * 16)), 3);
*(__m64*)(pWorkArea + 3 * 8 + 4) = _mm_srai_pi16(_mm_mullo_pi16(*(__m64*)(pWorkArea + 3 * 8 + 4), *(__m64*)(factors8 + 3 * 16 + 8)), 3);
*(__m64*)(pWorkArea + 4 * 8 + 0) = _mm_srai_pi16(_mm_mullo_pi16(*(__m64*)(pWorkArea + 4 * 8 + 0), *(__m64*)(factors8 + 4 * 16)), 3);
*(__m64*)(pWorkArea + 4 * 8 + 4) = _mm_srai_pi16(_mm_mullo_pi16(*(__m64*)(pWorkArea + 4 * 8 + 4), *(__m64*)(factors8 + 4 * 16 + 8)), 3);
*(__m64*)(pWorkArea + 5 * 8 + 0) = _mm_srai_pi16(_mm_mullo_pi16(*(__m64*)(pWorkArea + 5 * 8 + 0), *(__m64*)(factors8 + 5 * 16)), 3);
*(__m64*)(pWorkArea + 5 * 8 + 4) = _mm_srai_pi16(_mm_mullo_pi16(*(__m64*)(pWorkArea + 5 * 8 + 4), *(__m64*)(factors8 + 5 * 16 + 8)), 3);
*(__m64*)(pWorkArea + 6 * 8 + 0) = _mm_srai_pi16(_mm_mullo_pi16(*(__m64*)(pWorkArea + 6 * 8 + 0), *(__m64*)(factors8 + 6 * 16)), 3);
*(__m64*)(pWorkArea + 6 * 8 + 4) = _mm_srai_pi16(_mm_mullo_pi16(*(__m64*)(pWorkArea + 6 * 8 + 4), *(__m64*)(factors8 + 6 * 16 + 8)), 3);
*(__m64*)(pWorkArea + 7 * 8 + 0) = _mm_srai_pi16(_mm_mullo_pi16(*(__m64*)(pWorkArea + 7 * 8 + 0), *(__m64*)(factors8 + 7 * 16)), 3);
*(__m64*)(pWorkArea + 7 * 8 + 4) = _mm_srai_pi16(_mm_mullo_pi16(*(__m64*)(pWorkArea + 7 * 8 + 4), *(__m64*)(factors8 + 7 * 16 + 8)), 3);
}
__m64 test_mm_mullo_pi16(__m64 a, __m64 b) {
// CHECK-LABEL: test_mm_mullo_pi16
// CHECK: call x86_mmx @llvm.x86.mmx.pmull.w
return _mm_mullo_pi16(a, b);
}
