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Slightly reworked MC code, it gives better picture.

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Originally committed as revision 5554 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Kostya Shishkov 2006-06-30 03:19:31 +00:00
parent c436ff41d2
commit 3f6d6af66e
1 changed files with 6 additions and 6 deletions
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12
libavcodec/vc1.c
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@ -923,8 +923,8 @@ static void vc1_mc_1mv(VC1Context *v)
srcV = s->last_picture.data[2];
if(v->fastuvmc) { // XXX: 8.3.5.4.5 specifies something different
uvmx = (uvmx + 1) >> 1;
uvmy = (uvmy + 1) >> 1;
uvmx = (uvmx + 1) & ~1;
uvmy = (uvmy + 1) & ~1;
}
src_x = s->mb_x * 16 + (mx >> 2);
@ -959,8 +959,6 @@ static void vc1_mc_1mv(VC1Context *v)
if(!s->quarter_sample) { // hpel mc
mx >>= 1;
my >>= 1;
uvmx >>= 1;
uvmy >>= 1;
dxy = ((my & 1) << 1) | (mx & 1);
uvdxy = 0;
@ -971,8 +969,10 @@ static void vc1_mc_1mv(VC1Context *v)
dsp->put_no_rnd_qpel_pixels_tab[0][dxy](s->dest[0], srcY, s->linesize);
}
dsp->put_mspel_pixels_tab[uvdxy](s->dest[1], srcU, s->uvlinesize);
dsp->put_mspel_pixels_tab[uvdxy](s->dest[2], srcV, s->uvlinesize);
dsp->put_no_rnd_pixels_tab[1][uvdxy](s->dest[1], srcU, s->uvlinesize, 8);
dsp->put_no_rnd_pixels_tab[1][uvdxy](s->dest[2], srcV, s->uvlinesize, 8);
// dsp->put_mspel_pixels_tab[uvdxy](s->dest[1], srcU, s->uvlinesize);
// dsp->put_mspel_pixels_tab[uvdxy](s->dest[2], srcV, s->uvlinesize);
}
/**