///////////////////////////////////////////////transforms/////////////////////////////////////////////////////////////////////
void Haar::transrows(char** dest, char** sour, unsigned int w, unsigned int h) const
{
unsigned int w2 = w / 2;
__m64 m00FF;
m00FF.m64_u64 = 0x00FF00FF00FF00FF;
for (unsigned int y = 0; y < h; y++) {
__m64 *mlo = (__m64 *) & dest[y][0];
__m64 *mhi = (__m64 *) & dest[y][w2];
__m64 *msour = (__m64 *) & sour[y][0];
for (unsigned int k = 0; k < w2 / 8; k++) { //k<w2/8 k=8*k
__m64 even = _mm_packs_pu16(_mm_and_si64(*msour, m00FF), _mm_and_si64(*(msour + 1), m00FF)); //even coeffs
__m64 odd = _mm_packs_pu16(_mm_srli_pi16(*msour, 8), _mm_srli_pi16(*(msour + 1), 8)); //odd coeffs
addsub(even, odd, mlo++, mhi++);
msour += 2;
}
if (w2 % 8) {
for (unsigned int k = w2 - (w2 % 8); k < w2; k++) {
dest[y][k] = char(((int)sour[y][2*k] + (int)sour[y][2*k+1]) / 2);
dest[y][k+w2] = char(((int)sour[y][2*k] - (int)sour[y][2*k+1]) / 2);
}
}
}
_mm_empty();
}
void weak_horizontal_chroma_MMX(unsigned char pix[], const int xstride, const unsigned char alpha , const unsigned char beta, const unsigned char tc0)
{
__m64 mp1 = _mm_set_pi16( 0,0,pix[-2*xstride + 1], pix[-2*xstride]);
__m64 mp0 = _mm_set_pi16( 0,0,pix[-1*xstride + 1], pix[-1*xstride]);
__m64 mq0 = _mm_set_pi16( 0,0,pix[1], pix[0]);
__m64 mq1 = _mm_set_pi16( 0,0,pix[xstride + 1], pix[xstride]);
__m64 mdiff_p0_q0 = _mm_sub_pi16(mq0,mp0); //abs(q0 - p0)
__m64 mdiff_p1_p0 = _mm_sub_pi16(mp0,mp1); //abs(p1 - p0)
__m64 mdiff_q1_q0 = _mm_sub_pi16(mq0, mq1); //abs(q1 - q0)
//To calculate the mask
__m64 malpha = _mm_set_pi16(0,0,alpha,alpha);
__m64 malphab = _mm_set_pi16(0,0,-alpha,-alpha);
__m64 mbeta = _mm_set_pi16(0,0,beta,beta);
__m64 mbetab = _mm_set_pi16(0,0,-beta,-beta);
__m64 mask0 = _mm_and_si64( _mm_cmpgt_pi16(malpha, mdiff_p0_q0), _mm_cmpgt_pi16(mdiff_p0_q0,malphab));
__m64 mask1 = _mm_and_si64( _mm_cmpgt_pi16(mbeta, mdiff_p1_p0), _mm_cmpgt_pi16(mdiff_p1_p0,mbetab));
__m64 mask2 = _mm_and_si64( _mm_cmpgt_pi16(mbeta, mdiff_q1_q0), _mm_cmpgt_pi16(mdiff_q1_q0,mbetab));
__m64 first_mask = _mm_and_si64 (_mm_and_si64 (mask0,mask1),mask2);
__m64 mdiff_q0_p0 = _mm_sub_pi16(mq0,mp0); //(q0 - p0)
__m64 mlshift = _mm_set_pi16(0,0,0,2);
__m64 minter_1 = _mm_sll_pi16(mdiff_q0_p0, mlshift);//inter_1 = (q0 - p0 ) << 2;
__m64 minter_2 = _mm_sub_pi16(mp1, mq1);//(p1 - q1)
__m64 madd4 = _mm_set_pi16(4,4,4,4);
__m64 minter_3 = _mm_add_pi16(minter_2, madd4);//inter_2 = (p1 - q1) + 4;
__m64 minter_4 = _mm_add_pi16(minter_3,minter_1); //(inter_1 + inter_2)
__m64 mrshift3 = _mm_set_pi16(0,0,0,3);
__m64 minter5 = _mm_sra_pi16(minter_4, mrshift3);
//Clip3
__m64 m_tc0 = _mm_set_pi16(0,0,tc0,tc0);
__m64 m_tcb0 = _mm_set_pi16(0,0,-tc0,-tc0);
__m64 mres_c3 = _mm_min_pi16(_mm_max_pi16(minter5,m_tcb0),m_tc0); //CLIP3(-tc0, tc0, addp2 - p1 );
__m64 merror2 = _mm_and_si64 (mres_c3,first_mask);
__m64 result_p0 = _mm_add_pi16(merror2,mp0); //_mm_shuffle_pi16(_mm_add_pi16(merror2,mq1), 0x1B);
__m64 result_q0 = _mm_sub_pi16(mq0, merror2);//_mm_shuffle_pi16(_mm_sub_pi16(mq1, merror2), 0x1B);
__m64 mrshift = _mm_set_pi16(0,0,0,1);
*((unsigned short* )(&pix[-xstride])) = _mm_cvtsi64_si32(_mm_packs_pu16(result_p0,mrshift));
*((unsigned short* )(&pix[0])) = _mm_cvtsi64_si32(_mm_packs_pu16(result_q0,mrshift));
empty();
}
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;
}
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;
}
void pix_subtract :: 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 null64 = _mm_setzero_si64();
__m64 offset = _mm_setr_pi16(0x80, 0x00, 0x80, 0x00);
__m64 l0, l1, r0, r1;
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_adds_pu16(l0, offset);
l1=_mm_adds_pu16(l1, offset);
l0=_mm_subs_pu16(l0, r0);
l1=_mm_subs_pu16(l1, r1);
leftPix[datasize]=_mm_packs_pu16(l0, l1);
}
_mm_empty();
}
void weighted_merge_planar_mmx(BYTE *p1, const BYTE *p2, int p1_pitch, int p2_pitch, int width, int height, int weight, int invweight) {
__m64 round_mask = _mm_set1_pi32(0x4000);
__m64 zero = _mm_setzero_si64();
__m64 mask = _mm_set_pi16(weight, invweight, weight, invweight);
int wMod8 = (width/8) * 8;
for (int y = 0; y < height; y++) {
for (int x = 0; x < wMod8; x += 8) {
__m64 px1 = *(reinterpret_cast<const __m64*>(p1+x)); //y7y6 y5y4 y3y2 y1y0
__m64 px2 = *(reinterpret_cast<const __m64*>(p2+x)); //Y7Y6 Y5Y4 Y3Y2 Y1Y0
__m64 p0123 = _mm_unpacklo_pi8(px1, px2); //Y3y3 Y2y2 Y1y1 Y0y0
__m64 p4567 = _mm_unpackhi_pi8(px1, px2); //Y7y7 Y6y6 Y5y5 Y4y4
__m64 p01 = _mm_unpacklo_pi8(p0123, zero); //00Y1 00y1 00Y0 00y0
__m64 p23 = _mm_unpackhi_pi8(p0123, zero); //00Y3 00y3 00Y2 00y2
__m64 p45 = _mm_unpacklo_pi8(p4567, zero); //00Y5 00y5 00Y4 00y4
__m64 p67 = _mm_unpackhi_pi8(p4567, zero); //00Y7 00y7 00Y6 00y6
p01 = _mm_madd_pi16(p01, mask);
p23 = _mm_madd_pi16(p23, mask);
p45 = _mm_madd_pi16(p45, mask);
p67 = _mm_madd_pi16(p67, mask);
p01 = _mm_add_pi32(p01, round_mask);
p23 = _mm_add_pi32(p23, round_mask);
p45 = _mm_add_pi32(p45, round_mask);
p67 = _mm_add_pi32(p67, round_mask);
p01 = _mm_srli_pi32(p01, 15);
p23 = _mm_srli_pi32(p23, 15);
p45 = _mm_srli_pi32(p45, 15);
p67 = _mm_srli_pi32(p67, 15);
p0123 = _mm_packs_pi32(p01, p23);
p4567 = _mm_packs_pi32(p45, p67);
__m64 result = _mm_packs_pu16(p0123, p4567);
*reinterpret_cast<__m64*>(p1+x) = result;
}
for (int x = wMod8; x < width; x++) {
p1[x] = (p1[x]*invweight + p2[x]*weight + 16384) >> 15;
}
p1 += p1_pitch;
p2 += p2_pitch;
}
_mm_empty();
}
/* 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();
}
/* *********************************************************** */
mlib_status
mlib_m_sconv3x3_8nw_1(
mlib_image *dst,
mlib_image *src,
mlib_s32 *hkernel,
mlib_s32 *vkernel,
mlib_s32 scalef_expon)
{
__m64 buff_loc[3 * BUFF_LINE], *pbuff = buff_loc;
__m64 *buff0, *buff1, *buffT;
GET_SRC_DST_PARAMETERS(mlib_u8);
__m64 hker0, hker1, hker2, vker0, vker1, vker2;
__m64 s0, d0, d1, sum0, sum1, sum2, aa, bb, res_hi, res_lo;
__m64 zero = _m_zero;
mlib_s32 shift;
mlib_s32 *sp;
mlib_s32 row, wid4, i, j;
width -= 2;
height -= 2;
dl += dll + 1;
wid4 = (width + 7) / 4;
if (wid4 > BUFF_LINE) {
pbuff = mlib_malloc(sizeof (__m64) * 3 * wid4);
}
GET_KERN();
buff0 = pbuff;
buff1 = buff0 + wid4;
for (j = 0; j < 2; j++) {
sp = (mlib_s32 *)sl;
*(mlib_s32 *)&s0 = (*sp++);
UNPACK_SRC(d1, lo);
for (i = 0; i < wid4; i++) {
*(mlib_s32 *)&s0 = sp[i];
PREP_3x3_1ch(lo, i);
}
sl += sll;
buffT = buff1;
buff1 = buff0;
buff0 = buffT;
}
for (row = 0; row < height; row++) {
__m64 *sp = (__m64 *) sl;
__m64 *dp = (__m64 *) dl;
s0 = (*sp++);
UNPACK_SRC(d1, lo);
for (i = 0; i < width / 8; i++) {
CONV_3x3_1ch(hi, 2 * i);
s0 = sp[i];
CONV_3x3_1ch(lo, 2 * i + 1);
dp[i] = _mm_packs_pu16(res_hi, res_lo);
}
if (width & 7) {
__m64 mask;
mask = ((__m64 *) mlib_mask64_arr)[width & 7];
CONV_3x3_1ch(hi, 2 * i);
s0 = sp[i];
CONV_3x3_1ch(lo, 2 * i + 1);
res_hi = _mm_packs_pu16(res_hi, res_lo);
dp[i] =
_mm_or_si64(_mm_and_si64(mask, res_hi),
_mm_andnot_si64(mask, dp[i]));
}
buffT = buff1;
buff1 = buff0;
buff0 = buffT;
sl += sll;
dl += dll;
}
_mm_empty();
if (pbuff != buff_loc)
mlib_free(pbuff);
return (MLIB_SUCCESS);
}
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();
}
//mbl test with Pocket_PC
void weak_horizontal_luma_MMX(unsigned char pix[], const int xstride, const unsigned char alpha, const unsigned char beta, const unsigned char tc0){
__m64 mp2 = _mm_set_pi16(pix[-3*xstride + 3], pix[-3*xstride + 2], pix[-3*xstride + 1], pix[-3*xstride]);
__m64 mp1 = _mm_set_pi16(pix[-2*xstride + 3], pix[-2*xstride + 2], pix[-2*xstride + 1], pix[-2*xstride]);
__m64 mp0 = _mm_set_pi16(pix[-1*xstride + 3], pix[-1*xstride + 2], pix[-1*xstride + 1], pix[-1*xstride]);
__m64 mq0 = _mm_set_pi16(pix[3], pix[2], pix[1], pix[0]);
__m64 mq1 = _mm_set_pi16(pix[xstride + 3], pix[xstride + 2], pix[xstride + 1], pix[xstride]);
__m64 mq2 = _mm_set_pi16(pix[2*xstride + 3], pix[2*xstride + 2], pix[2*xstride + 1], pix[2*xstride]);
__m64 mrshift = _mm_set_pi16(0,0,0,1);
__m64 maddp0_q0 = _mm_avg_pu8(mp0,mq0); //addp0_q0 = (p0 + q0 + 1) >> 1;
__m64 maddp2 = _mm_add_pi16(maddp0_q0,mp2); //addp2 = (p2 + addp0_q0);
__m64 maddq2 = _mm_add_pi16(maddp0_q0,mq2); //addp2 = (p2 + addp0_q0);
__m64 maddp2_s = _mm_srl_pi16(maddp2,mrshift); //addp2 = (p2 + addp0_q0) >> 1;
__m64 maddq2_s = _mm_srl_pi16(maddq2,mrshift); //addp2 = (p2 + addp0_q0) >> 1;
__m64 mp1_c = _mm_sub_pi16(maddp2_s, mp1); //addp2 - p1
__m64 mq1_c = _mm_sub_pi16(maddq2_s, mq1); // addq2 - q1
//To calculate the mask
__m64 malpha = _mm_set_pi16(alpha,alpha,alpha,alpha);
__m64 malphab = _mm_set_pi16(-alpha,-alpha,-alpha,-alpha);
__m64 mbeta = _mm_set_pi16(beta,beta,beta,beta);
__m64 mbetab = _mm_set_pi16(-beta,-beta,-beta,-beta);
__m64 mdiff_p0_q0 = _mm_sub_pi16(mq0,mp0); //abs(q0 - p0)
__m64 mdiff_p1_p0 = _mm_sub_pi16(mp0,mp1); //abs(p1 - p0)
__m64 mdiff_q1_q0 = _mm_sub_pi16(mq0, mq1); //abs(q1 - q0)
__m64 mdiff_p2_p0 = _mm_sub_pi16(mp2,mp0); //abs(p2 - p0 ))
__m64 mdiff_q2_q0 = _mm_sub_pi16(mq2,mq0); //abs(q2 - q0)
__m64 mask0 = _mm_and_si64( _mm_cmpgt_pi16(malpha, mdiff_p0_q0), _mm_cmpgt_pi16(mdiff_p0_q0,malphab));
__m64 mask1 = _mm_and_si64( _mm_cmpgt_pi16(mbeta, mdiff_p1_p0), _mm_cmpgt_pi16(mdiff_p1_p0,mbetab));
__m64 mask2 = _mm_and_si64( _mm_cmpgt_pi16(mbeta, mdiff_q1_q0), _mm_cmpgt_pi16(mdiff_q1_q0,mbetab));
__m64 mask3 = _mm_and_si64( _mm_cmpgt_pi16(mbeta, mdiff_p2_p0), _mm_cmpgt_pi16(mdiff_p2_p0,mbetab));
__m64 mask4 = _mm_and_si64( _mm_cmpgt_pi16(mbeta, mdiff_q2_q0), _mm_cmpgt_pi16(mdiff_q2_q0,mbetab));
__m64 first_mask = _mm_and_si64 (_mm_and_si64 (mask0,mask1),mask2); //(abs(q0 - p0) < alpha) && (abs(p1 - p0) < beta) && (abs(q1 - q0) < beta)
__m64 second_mask = _mm_and_si64 (first_mask,mask3);
__m64 third_mask = _mm_and_si64 (first_mask,mask4);
__m64 mdiff_q0_p0 = _mm_sub_pi16(mq0,mp0); //(q0 - p0)
__m64 mlshift = _mm_set_pi16(0,0,0,2);
__m64 minter_1 = _mm_sll_pi16(mdiff_q0_p0, mlshift);//inter_1 = (q0 - p0 ) << 2;
__m64 minter_2 = _mm_sub_pi16(mp1, mq1);//(p1 - q1)
__m64 madd4 = _mm_set_pi16(4,4,4,4);
__m64 minter_3 = _mm_add_pi16(minter_2, madd4);//inter_2 = (p1 - q1) + 4;
__m64 minter_4 = _mm_add_pi16(minter_3,minter_1); //(inter_1 + inter_2)
__m64 mrshift3 = _mm_set_pi16(0,0,0,3);
__m64 minter5 = _mm_sra_pi16(minter_4, mrshift3);
//Clip3
__m64 m_tc0 = _mm_set_pi16(tc0,tc0,tc0,tc0);
__m64 m_tcb0 = _mm_set_pi16(-tc0,-tc0,-tc0,-tc0);
__m64 mres_c1 = _mm_min_pi16(_mm_max_pi16(mp1_c,m_tcb0),m_tc0); //CLIP3(-tc0, tc0, addp2 - p1 );
__m64 mres_c2 = _mm_min_pi16(_mm_max_pi16(mq1_c,m_tcb0),m_tc0); //CLIP3(-tc0, tc0, addq2 - q1 );
__m64 merror0 = _mm_and_si64 (mres_c1,second_mask);
__m64 merror1 = _mm_and_si64 (mres_c2,third_mask);
__m64 m_1 = _mm_set_pi16(1,1,1,1);
__m64 m_and1 = _mm_and_si64 (mask3, m_1); //tc++; if abs( p2 - p0 ) < beta
__m64 m_and2 = _mm_and_si64 (mask4, m_1); //tc++; if abs( q2 - q0 ) < beta
__m64 m_tc = _mm_add_pi16(m_and2,_mm_add_pi16(m_tc0,m_and1));
__m64 m_tcn =_mm_sub_pi16(_mm_sub_pi16(m_tcb0,m_and1),m_and2);
__m64 mres_c3 = _mm_min_pi16(_mm_max_pi16(minter5,m_tcn),m_tc); //CLIP3(-tc0, tc0, addp2 - p1 );
__m64 merror2 = _mm_and_si64 (mres_c3,first_mask);
__m64 result_p1 = _mm_add_pi16(merror0,mp1); //_mm_shuffle_pi16(_mm_add_pi16(merror0,mp1), 0x1B);
__m64 result_q1 = _mm_add_pi16(merror1,mq1); //_mm_shuffle_pi16(_mm_add_pi16(merror1,mq1), 0x1B);
__m64 result_p0 = _mm_add_pi16(merror2,mp0); //_mm_shuffle_pi16(_mm_add_pi16(merror2,mq1), 0x1B);
__m64 result_q0 = _mm_sub_pi16(mq0, merror2);//_mm_shuffle_pi16(_mm_sub_pi16(mq1, merror2), 0x1B);
*((unsigned int* )(&pix[-2*xstride])) = _mm_cvtsi64_si32(_mm_packs_pu16(result_p1,mrshift));
*((unsigned int* )(&pix[-xstride])) = _mm_cvtsi64_si32(_mm_packs_pu16(result_p0,mrshift));
*((unsigned int* )(&pix[0])) = _mm_cvtsi64_si32(_mm_packs_pu16(result_q0,mrshift));
*((unsigned int* )(&pix[xstride])) = _mm_cvtsi64_si32(_mm_packs_pu16(result_q1,mrshift));
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();
}
mlib_status
mlib_m_sconv5x5_8nw_2(
mlib_image *dst,
mlib_image *src,
mlib_s32 *hkernel,
mlib_s32 *vkernel,
mlib_s32 scalef_expon)
{
__m64 *pbuff, *buff_arr[5];
__m64 *buff0, *buff1, *buff2, *buff3, *buff4, *buffT;
GET_SRC_DST_PARAMETERS(mlib_u8);
__m64 hker0, hker1, hker2, hker3, hker4;
__m64 vker0, vker1, vker2, vker3, vker4;
__m64 s0, d0, d1, d2, prev0;
__m64 sum0, sum1, sum2, sum3, sum4, aa, bb, res_hi, res_lo;
__m64 zero = _m_zero;
mlib_s32 shift, ind;
mlib_s32 *sp;
mlib_s32 row, wid4, i, j;
width -= 4;
height -= 4;
width *= NCHAN;
dl += 2 * (dll + NCHAN);
wid4 = 2 * ((width + 7) / 8);
pbuff = mlib_malloc(sizeof (__m64) * 5 * wid4);
GET_KERN();
for (i = 0; i < 5; i++) {
buff_arr[i] = pbuff + i * wid4;
}
for (j = 0; j < 4; j++) {
buff4 = buff_arr[j];
sp = (mlib_s32 *)sl;
*(mlib_s32 *)&s0 = (*sp++);
UNPACK_SRC(d1, lo);
*(mlib_s32 *)&s0 = (*sp++);
UNPACK_SRC(d2, lo);
for (i = 0; i < wid4; i++) {
*(mlib_s32 *)&s0 = sp[i];
PREP_5x5(lo, i);
}
sl += sll;
ind++;
}
buff0 = buff_arr[0];
buff1 = buff_arr[1];
buff2 = buff_arr[2];
buff3 = buff_arr[3];
buff4 = buff_arr[4];
for (row = 0; row < height; row++) {
__m64 *sp = (__m64 *) sl;
__m64 *dp = (__m64 *) dl;
s0 = (*sp++);
UNPACK_SRC(d1, lo);
UNPACK_SRC(d2, hi);
for (i = 0; i < width / 8; i++) {
s0 = sp[i];
CONV_5x5(lo, 2 * i);
CONV_5x5(hi, 2 * i + 1);
dp[i] = _mm_packs_pu16(res_lo, res_hi);
}
if (width & 7) {
__m64 mask = ((__m64 *) mlib_mask64_arr)[width & 7];
s0 = sp[i];
CONV_5x5(lo, 2 * i);
CONV_5x5(hi, 2 * i + 1);
res_hi = _mm_packs_pu16(res_lo, res_hi);
dp[i] =
_mm_or_si64(_mm_and_si64(mask, res_hi),
_mm_andnot_si64(mask, dp[i]));
}
buffT = buff0;
buff0 = buff1;
buff1 = buff2;
buff2 = buff3;
buff3 = buff4;
buff4 = buffT;
sl += sll;
dl += dll;
}
_mm_empty();
mlib_free(pbuff);
return (MLIB_SUCCESS);
}
__m64 test77(__m64 a, __m64 b) {
// CHECK: packuswb
return _mm_packs_pu16(a, b);
}
mlib_status
mlib_m_conv5x5_8nw_4(
mlib_image *dst,
mlib_image *src,
mlib_s32 *kern,
mlib_s32 scalef_expon)
{
__m64 *pbuff, *buff_arr[20], **pbuff_arr = buff_arr;
__m64 *buff0, *buff1, *buff2, *buff3;
GET_SRC_DST_PARAMETERS(mlib_u8);
__m64 ker[5][5];
__m64 s0, d0, d1, d2, d3, d4, prev0, prev1, prev2, prev3, aa, bb, cc;
__m64 sum0, sum1, sum2, sum3, sum4, res_hi, res_lo;
__m64 zero = _m_zero;
mlib_s32 shift, ind;
mlib_s32 *sp;
mlib_s32 row, wid4, i, j;
width -= (KSIZE - 1);
height -= (KSIZE - 1);
width *= NCHAN;
dl += ((KSIZE - 1) / 2) * (dll + NCHAN);
wid4 = (width + 7) / 4;
pbuff = mlib_malloc(sizeof (__m64) * 10 * wid4);
GET_KERN();
for (i = 0; i < 10; i++) {
buff_arr[i] = pbuff + i * wid4;
}
ind = 0;
for (j = 1; j <= 4; j++) {
buff0 = buff_arr[ind];
buff1 = buff_arr[ind + 1];
buff2 = buff_arr[ind + 2];
buff3 = buff_arr[ind + 3];
sp = (mlib_s32 *)sl;
*(mlib_s32 *)&s0 = (*sp++);
UNPACK_SRC(d1, lo);
*(mlib_s32 *)&s0 = (*sp++);
UNPACK_SRC(d2, lo);
*(mlib_s32 *)&s0 = (*sp++);
UNPACK_SRC(d3, lo);
*(mlib_s32 *)&s0 = (*sp++);
UNPACK_SRC(d4, lo);
for (i = 0; i < wid4; i++) {
*(mlib_s32 *)&s0 = sp[i];
PREP_5x5();
}
sl += sll;
ind += j;
}
for (row = 0; row < height; row++) {
__m64 *sp = (__m64 *) sl;
__m64 *dp = (__m64 *) dl;
buff0 = pbuff_arr[0];
buff1 = pbuff_arr[2];
buff2 = pbuff_arr[5];
buff3 = pbuff_arr[9];
s0 = (*sp++);
UNPACK_SRC(d1, lo);
UNPACK_SRC(d2, hi);
s0 = (*sp++);
UNPACK_SRC(d3, lo);
UNPACK_SRC(d4, hi);
for (i = 0; i < width / 8; i++) {
s0 = sp[i];
CONV_5x5(lo, 2 * i);
CONV_5x5(hi, 2 * i + 1);
dp[i] = _mm_packs_pu16(res_lo, res_hi);
}
if (width & 7) {
__m64 mask;
mask = ((__m64 *) mlib_mask64_arr)[width & 7];
s0 = sp[i];
CONV_5x5(lo, 2 * i);
CONV_5x5(hi, 2 * i + 1);
res_hi = _mm_packs_pu16(res_lo, res_hi);
dp[i] =
_mm_or_si64(_mm_and_si64(mask, res_hi),
_mm_andnot_si64(mask, dp[i]));
}
ind = (pbuff_arr == buff_arr) ? 10 : -10;
pbuff_arr[ind + 0] = pbuff_arr[1];
pbuff_arr[ind + 1] = pbuff_arr[3];
pbuff_arr[ind + 2] = pbuff_arr[4];
pbuff_arr[ind + 3] = pbuff_arr[6];
pbuff_arr[ind + 4] = pbuff_arr[7];
pbuff_arr[ind + 5] = pbuff_arr[8];
pbuff_arr[ind + 6] = pbuff_arr[0];
pbuff_arr[ind + 7] = pbuff_arr[2];
pbuff_arr[ind + 8] = pbuff_arr[5];
pbuff_arr[ind + 9] = pbuff_arr[9];
pbuff_arr += ind;
sl += sll;
dl += dll;
}
_mm_empty();
mlib_free(pbuff);
return (MLIB_SUCCESS);
}
__m64 test_mm_packs_pu16(__m64 a, __m64 b) {
// CHECK-LABEL: test_mm_packs_pu16
// CHECK: call x86_mmx @llvm.x86.mmx.packuswb
return _mm_packs_pu16(a, b);
}
void uyvy_to_yuv422(int width, int height, int shift_picture_down, const uint8_t *input, uint8_t *output)
{
__m64 chroma_mask = _mm_set_pi8(255, 0, 255, 0, 255, 0, 255, 0);
__m64 luma_mask = _mm_set_pi8(0, 255, 0, 255, 0, 255, 0, 255);
const uint8_t *orig_input = input;
uint8_t *y_comp = output;
uint8_t *u_comp = output + width * height;
uint8_t *v_comp = u_comp + (int)((width * height)/2); // 4:2:2
int i, j;
// When preparing video for PAL DV50 encoding, the video must be shifted
// down by one line to change the field order to be bottom-field-first
int start_line = 0;
if (shift_picture_down) {
memset(y_comp, 0x10, width); // write one line of black Y
y_comp += width;
memset(u_comp, 0x80, width/2); // write one line of black U,V
u_comp += width/2;
memset(v_comp, 0x80, width/2); // write one line of black U,V
v_comp += width/2;
start_line = 1;
}
/* Do the y component */
for (j = start_line; j < height; j++)
{
// Consume 16 bytes of UYVY data per iteration (8 pixels worth)
for (i = 0; i < width*2; i += 16)
{
//__m64 m1 = _mm_and_si64 (*(__m64 *)input, luma_mask);
//__m64 m2 = _mm_and_si64 (*(__m64 *)(input+8), luma_mask);
//__m64 m2 = _mm_set_pi8 (0, 0, 0, 0, 0, 0, 0, 0);
//*(__m64 *)y_comp = _mm_packs_pu16 (m2, m1);
__m64 m0 = *(__m64 *)input;
__m64 m2 = _mm_srli_si64(m0, 8);
__m64 m3 = _mm_slli_si64(m0, 8);
m3 = _mm_and_si64 (m3, chroma_mask);
m2 = _mm_and_si64 (m2, luma_mask);
m2 = _mm_or_si64 (m2, m3);
m2= _mm_and_si64 (m2, luma_mask);
m0 = m2;
__m64 m1 = *(__m64 *)(input+8);
m2 = _mm_srli_si64(m1, 8);
m3 = _mm_slli_si64(m1, 8);
m3 = _mm_and_si64 (m3, chroma_mask);
m2 = _mm_and_si64 (m2, luma_mask);
m2 = _mm_or_si64 (m2, m3);
m2= _mm_and_si64 (m2, luma_mask);
m1 = m2;
*(__m64 *)y_comp = _mm_packs_pu16 (m0, m1);
y_comp += 8;
input += 16;
}
}
/* Do the chroma components */
input = orig_input;
for (j = start_line; j < height; j++)
{
/* Process every line for yuv 4:2:2 */
for (i = 0; i < width*2; i += 16)
{
__m64 m1 = _mm_unpacklo_pi8 (*(__m64 *)input, *(__m64 *)(input+8));
__m64 m2 = _mm_unpackhi_pi8 (*(__m64 *)input, *(__m64 *)(input+8));
__m64 m3 = _mm_unpacklo_pi8 (m1, m2);
__m64 m4 = _mm_unpackhi_pi8 (m1, m2);
//*(__m64 *)u_comp = _mm_unpacklo_pi8 (m1, m2);
//*(__m64 *)v_comp = _mm_unpackhi_pi8 (m1, m2);
memcpy (u_comp, &m3, 4);
memcpy (v_comp, &m4, 4);
u_comp += 4;
v_comp += 4;
input += 16;
}
}
_mm_empty(); // Clear aliased fp register state
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// 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();
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Convert YUY2 to YV12.
VOID Yuy2ToYv12_mmx(PBYTE pbDstY, PBYTE pbDstU, PBYTE pbDstV, INT iDstYStride, INT iDstUvStride,
PBYTE pbSrcX, INT iSrcXStride, UINT uWidth, INT iHeight)
{
UINT x;
INT y;
INT iSrcXDif;
INT iDstYDif;
INT iDstUvDif;
M64 m0, m1, m2, m3, m4, m5, m6, m7;
if (iHeight < 0)
{
iHeight = -iHeight;
pbSrcX += (iHeight - 1) * iSrcXStride;
iSrcXStride = -iSrcXStride;
}
iSrcXDif = iSrcXStride - (uWidth * 2);
iDstYDif = iDstYStride - uWidth;
iDstUvDif = iDstUvStride - (uWidth / 2);
m7 = g_mWord00FF;
for (y = iHeight / 2; y; y--)
{
for (x = uWidth / 8; x; x--)
{
m0 = ((PM64) pbSrcX)[0];
m1 = ((PM64) pbSrcX)[1];
m2 = ((PM64) (pbSrcX + iSrcXStride))[0];
m3 = ((PM64) (pbSrcX + iSrcXStride))[1];
m4 = m0;
m5 = m2;
m4 = _mm_srli_pi16(m4, 8);
m5 = _mm_srli_pi16(m5, 8);
m4 = _mm_and_si64(m4, m7);
m5 = _mm_and_si64(m5, m7);
m4 = _mm_add_pi16(m4, m5);
m5 = m1;
m6 = m3;
m5 = _mm_srli_pi16(m5, 8);
m6 = _mm_srli_pi16(m6, 8);
m5 = _mm_and_si64(m5, m7);
m6 = _mm_and_si64(m6, m7);
m5 = _mm_add_pi16(m5, m6);
m4 = _mm_add_pi16(m4, g_mWord0001);
m5 = _mm_add_pi16(m5, g_mWord0001);
m4 = _mm_srli_pi16(m4, 1);
m5 = _mm_srli_pi16(m5, 1);
m0 = _mm_and_si64(m0, m7);
m1 = _mm_and_si64(m1, m7);
m2 = _mm_and_si64(m2, m7);
m3 = _mm_and_si64(m3, m7);
m0 = _mm_packs_pu16(m0, m1);
m2 = _mm_packs_pu16(m2, m3);
((PM64) pbDstY)[0] = m0;
((PM64) (pbDstY + iDstYStride))[0] = m2;
m4 = _mm_packs_pu16(m4, m5);
m5 = m4;
m4 = _mm_srli_si64(m4, 8);
m5 = _mm_and_si64(m5, m7);
m4 = _mm_and_si64(m4, m7);
m5 = _mm_packs_pu16(m5, m5);
m4 = _mm_packs_pu16(m4, m4);
((PDWORD) pbDstU)[0] = _mm_cvtsi64_si32(m5);
((PDWORD) pbDstV)[0] = _mm_cvtsi64_si32(m4);
pbSrcX += 16;
pbDstY += 8;
pbDstU += 4;
pbDstV += 4;
}
for (x = (uWidth & 7) / 2; x; x--)
{
pbDstY[0] = pbSrcX[0];
pbDstU[0] = (pbSrcX[1] + pbSrcX[iSrcXStride + 1] + 1) / 2;
pbDstY[1] = pbSrcX[2];
pbDstV[0] = (pbSrcX[3] + pbSrcX[iSrcXStride + 3] + 1) / 2;
pbDstY[iDstYStride + 0] = pbSrcX[iSrcXStride + 0];
pbDstY[iDstYStride + 1] = pbSrcX[iSrcXStride + 2];
pbSrcX += 4;
pbDstY += 2;
pbDstU++;
pbDstV++;
}
pbSrcX += iSrcXDif + iSrcXStride;
pbDstY += iDstYDif + iDstYStride;
pbDstU += iDstUvDif;
pbDstV += iDstUvDif;
}
_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
{
