static inline void mmx_average_2_U8 (uint8_t * dest,
uint8_t * src1, uint8_t * src2)
{
/* *dest = (*src1 + *src2 + 1)/ 2; */
movq_m2r (*src1, mm1); // load 8 src1 bytes
movq_r2r (mm1, mm2); // copy 8 src1 bytes
movq_m2r (*src2, mm3); // load 8 src2 bytes
movq_r2r (mm3, mm4); // copy 8 src2 bytes
punpcklbw_r2r (mm0, mm1); // unpack low src1 bytes
punpckhbw_r2r (mm0, mm2); // unpack high src1 bytes
punpcklbw_r2r (mm0, mm3); // unpack low src2 bytes
punpckhbw_r2r (mm0, mm4); // unpack high src2 bytes
paddw_r2r (mm3, mm1); // add lows to mm1
paddw_m2r (round1, mm1);
psraw_i2r (1, mm1); // /2
paddw_r2r (mm4, mm2); // add highs to mm2
paddw_m2r (round1, mm2);
psraw_i2r (1, mm2); // /2
packuswb_r2r (mm2, mm1); // pack (w/ saturation)
movq_r2m (mm1, *dest); // store result in dest
}
static inline void mmx_average_4_U8 (uint8_t * dest, const uint8_t * src1,
const uint8_t * src2,
const uint8_t * src3,
const uint8_t * src4)
{
/* *dest = (*src1 + *src2 + *src3 + *src4 + 2)/ 4; */
movq_m2r (*src1, mm1); /* load 8 src1 bytes */
movq_r2r (mm1, mm2); /* copy 8 src1 bytes */
punpcklbw_r2r (mm0, mm1); /* unpack low src1 bytes */
punpckhbw_r2r (mm0, mm2); /* unpack high src1 bytes */
movq_m2r (*src2, mm3); /* load 8 src2 bytes */
movq_r2r (mm3, mm4); /* copy 8 src2 bytes */
punpcklbw_r2r (mm0, mm3); /* unpack low src2 bytes */
punpckhbw_r2r (mm0, mm4); /* unpack high src2 bytes */
paddw_r2r (mm3, mm1); /* add lows */
paddw_r2r (mm4, mm2); /* add highs */
/* now have partials in mm1 and mm2 */
movq_m2r (*src3, mm3); /* load 8 src3 bytes */
movq_r2r (mm3, mm4); /* copy 8 src3 bytes */
punpcklbw_r2r (mm0, mm3); /* unpack low src3 bytes */
punpckhbw_r2r (mm0, mm4); /* unpack high src3 bytes */
paddw_r2r (mm3, mm1); /* add lows */
paddw_r2r (mm4, mm2); /* add highs */
movq_m2r (*src4, mm5); /* load 8 src4 bytes */
movq_r2r (mm5, mm6); /* copy 8 src4 bytes */
punpcklbw_r2r (mm0, mm5); /* unpack low src4 bytes */
punpckhbw_r2r (mm0, mm6); /* unpack high src4 bytes */
paddw_r2r (mm5, mm1); /* add lows */
paddw_r2r (mm6, mm2); /* add highs */
/* now have subtotal in mm1 and mm2 */
paddw_m2r (round4, mm1);
psraw_i2r (2, mm1); /* /4 */
paddw_m2r (round4, mm2);
psraw_i2r (2, mm2); /* /4 */
packuswb_r2r (mm2, mm1); /* pack (w/ saturation) */
movq_r2m (mm1, *dest); /* store result in dest */
}
static inline void mmx_average_4_U8 (uint8_t * dest,
uint8_t * src1, uint8_t * src2,
uint8_t * src3, uint8_t * src4)
{
/* *dest = (*src1 + *src2 + *src3 + *src4 + 2)/ 4; */
movq_m2r (*src1, mm1); // load 8 src1 bytes
movq_r2r (mm1, mm2); // copy 8 src1 bytes
punpcklbw_r2r (mm0, mm1); // unpack low src1 bytes
punpckhbw_r2r (mm0, mm2); // unpack high src1 bytes
movq_m2r (*src2, mm3); // load 8 src2 bytes
movq_r2r (mm3, mm4); // copy 8 src2 bytes
punpcklbw_r2r (mm0, mm3); // unpack low src2 bytes
punpckhbw_r2r (mm0, mm4); // unpack high src2 bytes
paddw_r2r (mm3, mm1); // add lows
paddw_r2r (mm4, mm2); // add highs
/* now have partials in mm1 and mm2 */
movq_m2r (*src3, mm3); // load 8 src3 bytes
movq_r2r (mm3, mm4); // copy 8 src3 bytes
punpcklbw_r2r (mm0, mm3); // unpack low src3 bytes
punpckhbw_r2r (mm0, mm4); // unpack high src3 bytes
paddw_r2r (mm3, mm1); // add lows
paddw_r2r (mm4, mm2); // add highs
movq_m2r (*src4, mm5); // load 8 src4 bytes
movq_r2r (mm5, mm6); // copy 8 src4 bytes
punpcklbw_r2r (mm0, mm5); // unpack low src4 bytes
punpckhbw_r2r (mm0, mm6); // unpack high src4 bytes
paddw_r2r (mm5, mm1); // add lows
paddw_r2r (mm6, mm2); // add highs
/* now have subtotal in mm1 and mm2 */
paddw_m2r (round4, mm1);
psraw_i2r (2, mm1); // /4
paddw_m2r (round4, mm2);
psraw_i2r (2, mm2); // /4
packuswb_r2r (mm2, mm1); // pack (w/ saturation)
movq_r2m (mm1, *dest); // store result in dest
}
static inline void XDeint8x8MergeMMXEXT( uint8_t *dst, int i_dst,
uint8_t *src1, int i_src1,
uint8_t *src2, int i_src2 )
{
static const uint64_t m_4 = INT64_C(0x0004000400040004);
int y, x;
/* Progressive */
pxor_r2r( mm7, mm7 );
for( y = 0; y < 8; y += 2 )
{
for( x = 0; x < 8; x +=4 )
{
movd_m2r( src1[x], mm0 );
movd_r2m( mm0, dst[x] );
movd_m2r( src2[x], mm1 );
movd_m2r( src1[i_src1+x], mm2 );
punpcklbw_r2r( mm7, mm0 );
punpcklbw_r2r( mm7, mm1 );
punpcklbw_r2r( mm7, mm2 );
paddw_r2r( mm1, mm1 );
movq_r2r( mm1, mm3 );
paddw_r2r( mm3, mm3 );
paddw_r2r( mm2, mm0 );
paddw_r2r( mm3, mm1 );
paddw_m2r( m_4, mm1 );
paddw_r2r( mm1, mm0 );
psraw_i2r( 3, mm0 );
packuswb_r2r( mm7, mm0 );
movd_r2m( mm0, dst[i_dst+x] );
}
dst += 2*i_dst;
src1 += i_src1;
src2 += i_src2;
}
}
static inline void mmx_interp_average_4_U8 (uint8_t * dest,
const uint8_t * src1,
const uint8_t * src2,
const uint8_t * src3,
const uint8_t * src4)
{
/* *dest = (*dest + (*src1 + *src2 + *src3 + *src4 + 2)/ 4 + 1)/ 2; */
movq_m2r (*src1, mm1); /* load 8 src1 bytes */
movq_r2r (mm1, mm2); /* copy 8 src1 bytes */
punpcklbw_r2r (mm0, mm1); /* unpack low src1 bytes */
punpckhbw_r2r (mm0, mm2); /* unpack high src1 bytes */
movq_m2r (*src2, mm3); /* load 8 src2 bytes */
movq_r2r (mm3, mm4); /* copy 8 src2 bytes */
punpcklbw_r2r (mm0, mm3); /* unpack low src2 bytes */
punpckhbw_r2r (mm0, mm4); /* unpack high src2 bytes */
paddw_r2r (mm3, mm1); /* add lows */
paddw_r2r (mm4, mm2); /* add highs */
/* now have partials in mm1 and mm2 */
movq_m2r (*src3, mm3); /* load 8 src3 bytes */
movq_r2r (mm3, mm4); /* copy 8 src3 bytes */
punpcklbw_r2r (mm0, mm3); /* unpack low src3 bytes */
punpckhbw_r2r (mm0, mm4); /* unpack high src3 bytes */
paddw_r2r (mm3, mm1); /* add lows */
paddw_r2r (mm4, mm2); /* add highs */
movq_m2r (*src4, mm5); /* load 8 src4 bytes */
movq_r2r (mm5, mm6); /* copy 8 src4 bytes */
punpcklbw_r2r (mm0, mm5); /* unpack low src4 bytes */
punpckhbw_r2r (mm0, mm6); /* unpack high src4 bytes */
paddw_r2r (mm5, mm1); /* add lows */
paddw_r2r (mm6, mm2); /* add highs */
paddw_m2r (round4, mm1);
psraw_i2r (2, mm1); /* /4 */
paddw_m2r (round4, mm2);
psraw_i2r (2, mm2); /* /4 */
/* now have subtotal/4 in mm1 and mm2 */
movq_m2r (*dest, mm3); /* load 8 dest bytes */
movq_r2r (mm3, mm4); /* copy 8 dest bytes */
packuswb_r2r (mm2, mm1); /* pack (w/ saturation) */
movq_r2r (mm1,mm2); /* copy subresult */
pxor_r2r (mm1, mm3); /* xor srcavg and dest */
pand_m2r (mask1, mm3); /* mask lower bits */
psrlq_i2r (1, mm3); /* /2 */
por_r2r (mm2, mm4); /* or srcavg and dest */
psubb_r2r (mm3, mm4); /* subtract subresults */
movq_r2m (mm4, *dest); /* store result in dest */
}
