Beispiel #1
0
static void
_evas_yv12torgb_sse(unsigned char **yuv, unsigned char *rgb, int w, int h)
{
#ifdef BUILD_MMX
   int xx, yy;
   register unsigned char *yp1, *up, *vp;
   unsigned char *dp1;

   /* destination pointers */
   dp1 = rgb;

   for (yy = 0; yy < h; yy++)
     {
	/* plane pointers */
	yp1 = yuv[yy];
	up = yuv[h + (yy / 2)];
	vp = yuv[h + (h / 2) + (yy / 2)];
	for (xx = 0; xx < (w - 7); xx += 8)
	  {
	     movd_m2r(*up, mm3);
	     movd_m2r(*vp, mm2);
	     movq_m2r(*yp1, mm0);

	     pxor_r2r(mm7, mm7);
	     punpcklbw_r2r(mm7, mm2);
	     punpcklbw_r2r(mm7, mm3);

	     movq_r2r(mm0, mm1);
	     psrlw_i2r(8, mm0);
	     psllw_i2r(8, mm1);
	     psrlw_i2r(8, mm1);

	     movq_m2r(CONST_16, mm4);
	     psubsw_r2r(mm4, mm0);
	     psubsw_r2r(mm4, mm1);

	     movq_m2r(CONST_128, mm5);
	     psubsw_r2r(mm5, mm2);
	     psubsw_r2r(mm5, mm3);

	     movq_m2r(CONST_YMUL, mm4);
	     pmullw_r2r(mm4, mm0);
	     pmullw_r2r(mm4, mm1);

	     movq_m2r(CONST_CRVCRV, mm7);
	     pmullw_r2r(mm3, mm7);
	     movq_m2r(CONST_CBUCBU, mm6);
	     pmullw_r2r(mm2, mm6);
	     movq_m2r(CONST_CGUCGU, mm5);
	     pmullw_r2r(mm2, mm5);
	     movq_m2r(CONST_CGVCGV, mm4);
	     pmullw_r2r(mm3, mm4);

	     movq_r2r(mm0, mm2);
	     paddsw_r2r(mm7, mm2);
	     paddsw_r2r(mm1, mm7);

	     psraw_i2r(RES, mm2);
	     psraw_i2r(RES, mm7);
	     packuswb_r2r(mm7, mm2);

	     pxor_r2r(mm7, mm7);
	     movq_r2r(mm2, mm3);
	     punpckhbw_r2r(mm7, mm2);
	     punpcklbw_r2r(mm3, mm7);
	     por_r2r(mm7, mm2);

	     movq_r2r(mm0, mm3);
	     psubsw_r2r(mm5, mm3);
	     psubsw_r2r(mm4, mm3);
	     paddsw_m2r(CONST_32, mm3);

	     movq_r2r(mm1, mm7);
	     psubsw_r2r(mm5, mm7);
	     psubsw_r2r(mm4, mm7);
	     paddsw_m2r(CONST_32, mm7);

	     psraw_i2r(RES, mm3);
	     psraw_i2r(RES, mm7);
	     packuswb_r2r(mm7, mm3);

	     pxor_r2r(mm7, mm7);
	     movq_r2r(mm3, mm4);
	     punpckhbw_r2r(mm7, mm3);
	     punpcklbw_r2r(mm4, mm7);
	     por_r2r(mm7, mm3);

	     movq_m2r(CONST_32, mm4);
	     paddsw_r2r(mm6, mm0);
	     paddsw_r2r(mm6, mm1);
	     paddsw_r2r(mm4, mm0);
	     paddsw_r2r(mm4, mm1);
	     psraw_i2r(RES, mm0);
	     psraw_i2r(RES, mm1);
	     packuswb_r2r(mm1, mm0);

	     pxor_r2r(mm7, mm7);
	     movq_r2r(mm0, mm5);
	     punpckhbw_r2r(mm7, mm0);
	     punpcklbw_r2r(mm5, mm7);
	     por_r2r(mm7, mm0);

	     movq_m2r(CONST_FF, mm1);
	     movq_r2r(mm0, mm5);
	     movq_r2r(mm3, mm6);
	     movq_r2r(mm2, mm7);
	     punpckhbw_r2r(mm3, mm2);
	     punpcklbw_r2r(mm6, mm7);
	     punpckhbw_r2r(mm1, mm0);
	     punpcklbw_r2r(mm1, mm5);

	     movq_r2r(mm7, mm1);
	     punpckhwd_r2r(mm5, mm7);
	     punpcklwd_r2r(mm5, mm1);

	     movq_r2r(mm2, mm4);
	     punpckhwd_r2r(mm0, mm2);
	     punpcklwd_r2r(mm0, mm4);

	     movntq_r2m(mm1, *(dp1));
	     movntq_r2m(mm7, *(dp1 + 8));
	     movntq_r2m(mm4, *(dp1 + 16));
	     movntq_r2m(mm2, *(dp1 + 24));

	     yp1 += 8;
	     up += 4;
	     vp += 4;
	     dp1 += 8 * 4;
	  }
	/* cleanup pixles that arent a multiple of 8 pixels wide */
	if (xx < w)
	  {
	     int y, u, v, r, g, b;

	     for (; xx < w; xx += 2)
	       {
		  u = (*up++) - 128;
		  v = (*vp++) - 128;

		  y = RZ(YMUL) * ((*yp1++) - 16);
		  r = LUT_CLIP((y + (_crv * v)) >> RES);
		  g = LUT_CLIP((y - (_cgu * u) - (_cgv * v) + RZ(OFF)) >> RES);
		  b = LUT_CLIP((y + (_cbu * u) + RZ(OFF)) >> RES);
		  *((DATA32 *) dp1) = 0xff000000 + RGB_JOIN(r,g,b);

		  dp1 += 4;

		  y = RZ(YMUL) * ((*yp1++) - 16);
		  r = LUT_CLIP((y + (_crv * v)) >> RES);
		  g = LUT_CLIP((y - (_cgu * u) - (_cgv * v) + RZ(OFF)) >> RES);
		  b = LUT_CLIP((y + (_cbu * u) + RZ(OFF)) >> RES);
		  *((DATA32 *) dp1) = 0xff000000 + RGB_JOIN(r,g,b);

		  dp1 += 4;
	       }
	  }
     }
Beispiel #2
0
void
yuv411planar_to_rgb_mmx (const unsigned char *yuv, unsigned char *rgb,
			 unsigned int w, unsigned int h)
{
  unsigned int xx, yy;
  register const unsigned char *yp1, *up, *vp;
  unsigned char *dp1;

  /* plane pointers */
  yp1 = yuv;
  up = yuv + (w * h);
  vp = up + (w * (h / 4));
  /* destination pointers */
  dp1 = rgb;



  yp1 = yuv;
  up = yuv + (w * h);
  vp = up + ((w / 2) * (h / 2));
  dp1 = rgb;
  for (yy = 0; yy < h; yy++)
    {
      for (xx = 0; xx < w; xx += 8)
	{
	  movq_m2r(*yp1, mm0);
	  movq_r2r(mm0, mm1);
	  psrlw_i2r(8, mm0);
	  psllw_i2r(8, mm1);
	  psrlw_i2r(8, mm1);

	  pxor_r2r(mm7, mm7);
	  movd_m2r(*up, mm3);
	  movd_m2r(*vp, mm2);

	  punpcklbw_r2r(mm7, mm2);
	  punpcklbw_r2r(mm7, mm3);

	  movq_m2r(CONST_16, mm4);
	  psubsw_r2r(mm4, mm0);
	  psubsw_r2r(mm4, mm1);

	  movq_m2r(CONST_128, mm5);
	  psubsw_r2r(mm5, mm2);
	  psubsw_r2r(mm5, mm3);

	  movq_m2r(CONST_YMUL, mm4);
	  pmullw_r2r(mm4, mm0);
	  pmullw_r2r(mm4, mm1);

	  movq_m2r(CONST_CRVCRV, mm7);
	  pmullw_r2r(mm3, mm7);

	  movq_m2r(CONST_CBUCBU, mm6);
	  pmullw_r2r(mm2, mm6);

	  movq_m2r(CONST_CGUCGU, mm5);
	  pmullw_r2r(mm2, mm5);

	  movq_m2r(CONST_CGVCGV, mm4);
	  pmullw_r2r(mm3, mm4);

	  movq_r2r(mm0, mm2);
	  paddsw_r2r(mm7, mm2);
	  paddsw_r2r(mm1, mm7);

	  psraw_i2r(RES, mm2);
	  psraw_i2r(RES, mm7);
	  packuswb_r2r(mm7, mm2);

	  pxor_r2r(mm7, mm7);
	  movq_r2r(mm2, mm3);
	  punpckhbw_r2r(mm7, mm2);
	  punpcklbw_r2r(mm3, mm7);
	  por_r2r(mm7, mm2);

	  movq_r2r(mm0, mm3);
	  psubsw_r2r(mm5, mm3);
	  psubsw_r2r(mm4, mm3);
	  paddsw_m2r(CONST_32, mm3);

	  movq_r2r(mm1, mm7);
	  psubsw_r2r(mm5, mm7);
	  psubsw_r2r(mm4, mm7);
	  paddsw_m2r(CONST_32, mm7);

	  psraw_i2r(RES, mm3);
	  psraw_i2r(RES, mm7);
	  packuswb_r2r(mm7, mm3);

	  pxor_r2r(mm7, mm7);
	  movq_r2r(mm3, mm4);
	  punpckhbw_r2r(mm7, mm3);
	  punpcklbw_r2r(mm4, mm7);
	  por_r2r(mm7, mm3);

	  movq_m2r(CONST_32, mm4);
	  paddsw_r2r(mm6, mm0);
	  paddsw_r2r(mm6, mm1);
	  paddsw_r2r(mm4, mm0);
	  paddsw_r2r(mm4, mm1);
	  psraw_i2r(RES, mm0);
	  psraw_i2r(RES, mm1);
	  packuswb_r2r(mm1, mm0);

	  pxor_r2r(mm7, mm7);
	  movq_r2r(mm0, mm5);
	  punpckhbw_r2r(mm7, mm0);
	  punpcklbw_r2r(mm5, mm7);
	  por_r2r(mm7, mm0);

	  pxor_r2r(mm1, mm1);
	  movq_r2r(mm0, mm5);
	  movq_r2r(mm3, mm6);
	  movq_r2r(mm2, mm7);
	  punpckhbw_r2r(mm3, mm2);
	  punpcklbw_r2r(mm6, mm7);
	  punpckhbw_r2r(mm1, mm0);
	  punpcklbw_r2r(mm1, mm5);

	  movq_r2r(mm7, mm1);
	  punpckhwd_r2r(mm5, mm7);
	  punpcklwd_r2r(mm5, mm1);

	  movq_r2r(mm2, mm4);
	  punpckhwd_r2r(mm0, mm2);
	  punpcklwd_r2r(mm0, mm4);

	  movntq_r2m(mm1, *(dp1));
	  movntq_r2m(mm7, *(dp1 + 8));
	  movntq_r2m(mm4, *(dp1 + 16));
	  movntq_r2m(mm2, *(dp1 + 24));

	  yp1 += 8;
	  up += 4;
	  vp += 4;
	  dp1 += 8 * 4;
	}
      if (yy & 0x1)
	{
	  up -= w / 2;
	  vp -= w / 2;
	}
    }
  emms();
}