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speedups in c yuv->rgb from joseg. :) 11% - but only if u dont have mmx/sse 

or altivec. this is c fallbacks only.



SVN revision: 36243
This commit is contained in:
Carsten Haitzler 2008-09-25 05:30:23 +00:00
parent 2b9cecee4f
commit bc7d6544e9
1 changed files with 38 additions and 125 deletions
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163
legacy/evas/src/lib/engines/common/evas_convert_yuv.c
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@ -315,31 +315,19 @@ _evas_yv12torgb_sse(unsigned char **yuv, unsigned char *rgb, int w, int h)
u = (*up++) - 128;
v = (*vp++) - 128;
A_VAL(dp1) = 0xff;
y = RZ(YMUL) * ((*yp1++) - 16);
r = (y + (_crv * v)) >> RES;
r = LUT_CLIP(r);
R_VAL(dp1) = r;
g = (y - (_cgu * u) - (_cgv * v) + RZ(OFF)) >> RES;
g = LUT_CLIP(g);
G_VAL(dp1) = g;
b = (y + (_cbu * u) + RZ(OFF)) >> RES;
b = LUT_CLIP(b);
B_VAL(dp1) = b;
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;
A_VAL(dp1) = 0xff;
y = RZ(YMUL) * ((*yp1++) - 16);
r = (y + (_crv * v)) >> RES;
r = LUT_CLIP(r);
R_VAL(dp1) = r;
g = (y - (_cgu * u) - (_cgv * v) + RZ(OFF)) >> RES;
g = LUT_CLIP(g);
G_VAL(dp1) = g;
b = (y + (_cbu * u) + RZ(OFF)) >> RES;
b = LUT_CLIP(b);
B_VAL(dp1) = b;
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;
}
@ -490,31 +478,19 @@ _evas_yv12torgb_mmx(unsigned char **yuv, unsigned char *rgb, int w, int h)
u = (*up++) - 128;
v = (*vp++) - 128;
A_VAL(dp1) = 0xff;
y = RZ(YMUL) * ((*yp1++) - 16);
r = (y + (_crv * v)) >> RES;
r = LUT_CLIP(r);
R_VAL(dp1) = r;
g = (y - (_cgu * u) - (_cgv * v) + RZ(OFF)) >> RES;
g = LUT_CLIP(g);
G_VAL(dp1) = g;
b = (y + (_cbu * u) + RZ(OFF)) >> RES;
b = LUT_CLIP(b);
B_VAL(dp1) = b;
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;
A_VAL(dp1) = 0xff;
y = RZ(YMUL) * ((*yp1++) - 16);
r = (y + (_crv * v)) >> RES;
r = LUT_CLIP(r);
R_VAL(dp1) = r;
g = (y - (_cgu * u) - (_cgv * v) + RZ(OFF)) >> RES;
g = LUT_CLIP(g);
G_VAL(dp1) = g;
b = (y + (_cbu * u) + RZ(OFF)) >> RES;
b = LUT_CLIP(b);
B_VAL(dp1) = b;
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;
}
@ -802,63 +778,39 @@ _evas_yv12torgb_diz(unsigned char **yuv, unsigned char *rgb, int w, int h)
/* do the top 2 pixels of the 2x2 block whcih shared u & v */
/* yuv to rgb */
A_VAL(dp1) = 0xff;
y = YMUL * ((*yp1++) - 16);
r = (y + (crv * v)) >> 16;
r = LUT_CLIP(r);
R_VAL(dp1) = r;
g = (y - (cgu * u) - (cgv * v) + OFF) >>16;
g = LUT_CLIP(g);
G_VAL(dp1) = g;
b = (y + (cbu * u) + OFF) >> 16;
b = LUT_CLIP(b);
B_VAL(dp1) = b;
r = LUT_CLIP((y + (crv * v)) >> 16);
g = LUT_CLIP((y - (cgu * u) - (cgv * v) + OFF) >>16);
b = LUT_CLIP((y + (cbu * u) + OFF) >> 16);
*((DATA32 *) dp1) = 0xff000000 + RGB_JOIN(r,g,b);
dp1 += 4;
/* yuv to rgb */
A_VAL(dp1) = 0xff;
y = YMUL * ((*yp1++) - 16);
r = (y + (crv * v)) >> 16;
r = LUT_CLIP(r);
R_VAL(dp1) = r;
g = (y - (cgu * u) - (cgv * v) + OFF) >>16;
g = LUT_CLIP(g);
G_VAL(dp1) = g;
b = (y + (cbu * u) + OFF) >> 16;
b = LUT_CLIP(b);
B_VAL(dp1) = b;
r = LUT_CLIP((y + (crv * v)) >> 16);
g = LUT_CLIP((y - (cgu * u) - (cgv * v) + OFF) >>16);
b = LUT_CLIP((y + (cbu * u) + OFF) >> 16);
*((DATA32 *) dp1) = 0xff000000 + RGB_JOIN(r,g,b);
dp1 += 4;
/* do the bottom 2 pixels */
/* yuv to rgb */
A_VAL(dp2) = 0xff;
y = YMUL * ((*yp2++) - 16);
r = (y + (crv * v)) >> 16;
r = LUT_CLIP(r);
R_VAL(dp2) = r;
g = (y - (cgu * u) - (cgv * v) + OFF) >>16;
g = LUT_CLIP(g);
G_VAL(dp2) = g;
b = (y + (cbu * u) + OFF) >> 16;
b = LUT_CLIP(b);
B_VAL(dp2) = b;
r = LUT_CLIP((y + (crv * v)) >> 16);
g = LUT_CLIP((y - (cgu * u) - (cgv * v) + OFF) >>16);
b = LUT_CLIP((y + (cbu * u) + OFF) >> 16);
*((DATA32 *) dp2) = 0xff000000 + RGB_JOIN(r,g,b);
dp2 += 4;
/* yuv to rgb */
A_VAL(dp2) = 0xff;
y = YMUL * ((*yp2++) - 16);
r = (y + (crv * v)) >> 16;
r = LUT_CLIP(r);
R_VAL(dp2) = r;
g = (y - (cgu * u) - (cgv * v) + OFF) >>16;
g = LUT_CLIP(g);
G_VAL(dp2) = g;
b = (y + (cbu * u) + OFF) >> 16;
b = LUT_CLIP(b);
B_VAL(dp2) = b;
r = LUT_CLIP((y + (crv * v)) >> 16);
g = LUT_CLIP((y - (cgu * u) - (cgv * v) + OFF) >>16);
b = LUT_CLIP((y + (cbu * u) + OFF) >> 16);
*((DATA32 *) dp2) = 0xff000000 + RGB_JOIN(r,g,b);
dp2 += 4;
}
@ -874,7 +826,7 @@ _evas_yv12torgb_raster(unsigned char **yuv, unsigned char *rgb, int w, int h)
{
#ifdef BUILD_C
int xx, yy;
int y, u, v, r, g, b;
int y, u, v;
unsigned char *yp1, *yp2, *up, *vp;
unsigned char *dp1, *dp2;
@ -905,66 +857,26 @@ _evas_yv12torgb_raster(unsigned char **yuv, unsigned char *rgb, int w, int h)
/* do the top 2 pixels of the 2x2 block whcih shared u & v */
/* yuv to rgb */
y = _v1164[*yp1++];
r = y + v;
r = LUT_CLIP(r);
g = y - vmu;
g = LUT_CLIP(g);
b = y + u;
b = LUT_CLIP(b);
A_VAL(dp1) = 0xff;
R_VAL(dp1) = r;
G_VAL(dp1) = g;
B_VAL(dp1) = b;
*((DATA32 *) dp1) = 0xff000000 + RGB_JOIN(LUT_CLIP(y + v), LUT_CLIP(y - vmu), LUT_CLIP(y + u));
dp1 += 4;
/* yuv to rgb */
y = _v1164[*yp1++];
r = y + v;
r = LUT_CLIP(r);
g = y - vmu;
g = LUT_CLIP(g);
b = y + u;
b = LUT_CLIP(b);
A_VAL(dp1) = 0xff;
R_VAL(dp1) = r;
G_VAL(dp1) = g;
B_VAL(dp1) = b;
*((DATA32 *) dp1) = 0xff000000 + RGB_JOIN(LUT_CLIP(y + v), LUT_CLIP(y - vmu), LUT_CLIP(y + u));
dp1 += 4;
/* do the bottom 2 pixels */
/* yuv to rgb */
y = _v1164[*yp2++];
r = y + v;
r = LUT_CLIP(r);
g = y - vmu;
g = LUT_CLIP(g);
b = y + u;
b = LUT_CLIP(b);
A_VAL(dp2) = 0xff;
R_VAL(dp2) = r;
G_VAL(dp2) = g;
B_VAL(dp2) = b;
*((DATA32 *) dp2) = 0xff000000 + RGB_JOIN(LUT_CLIP(y + v), LUT_CLIP(y - vmu), LUT_CLIP(y + u));
dp2 += 4;
/* yuv to rgb */
y = _v1164[*yp2++];
r = y + v;
r = LUT_CLIP(r);
g = y - vmu;
g = LUT_CLIP(g);
b = y + u;
b = LUT_CLIP(b);
A_VAL(dp2) = 0xff;
R_VAL(dp2) = r;
G_VAL(dp2) = g;
B_VAL(dp2) = b;
*((DATA32 *) dp2) = 0xff000000 + RGB_JOIN(LUT_CLIP(y + v), LUT_CLIP(y - vmu), LUT_CLIP(y + u));
dp2 += 4;
}
@ -976,3 +888,4 @@ _evas_yv12torgb_raster(unsigned char **yuv, unsigned char *rgb, int w, int h)
}
#endif