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avcodec/vc1_mc: remove useless variables 

Signed-off-by: Zeng Zhaoxiu <zhaoxiu.zeng@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Zeng Zhaoxiu 2015-03-07 16:24:42 +08:00 committed by Michael Niedermayer
parent 48b5be65ae
commit 1be6054261
1 changed files with 7 additions and 11 deletions
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18
libavcodec/vc1_mc.c
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@ -778,7 +778,6 @@ void ff_vc1_interp_mc(VC1Context *v)
H264ChromaContext *h264chroma = &v->h264chroma; H264ChromaContext *h264chroma = &v->h264chroma;
uint8_t *srcY, *srcU, *srcV; uint8_t *srcY, *srcU, *srcV;
int dxy, mx, my, uvmx, uvmy, src_x, src_y, uvsrc_x, uvsrc_y; int dxy, mx, my, uvmx, uvmy, src_x, src_y, uvsrc_x, uvsrc_y;
int off, off_uv;
int v_edge_pos = s->v_edge_pos >> v->field_mode; int v_edge_pos = s->v_edge_pos >> v->field_mode;
int use_ic = v->next_use_ic; int use_ic = v->next_use_ic;
@ -881,19 +880,16 @@ void ff_vc1_interp_mc(VC1Context *v)
srcY += s->mspel * (1 + s->linesize); srcY += s->mspel * (1 + s->linesize);
} }
off = 0;
off_uv = 0;
if (s->mspel) { if (s->mspel) {
dxy = ((my & 3) << 2) | (mx & 3); dxy = ((my & 3) << 2) | (mx & 3);
v->vc1dsp.avg_vc1_mspel_pixels_tab[0][dxy](s->dest[0] + off , srcY , s->linesize, v->rnd); v->vc1dsp.avg_vc1_mspel_pixels_tab[0][dxy](s->dest[0], srcY, s->linesize, v->rnd);
} else { // hpel mc } else { // hpel mc
dxy = (my & 2) | ((mx & 2) >> 1); dxy = (my & 2) | ((mx & 2) >> 1);
if (!v->rnd) if (!v->rnd)
s->hdsp.avg_pixels_tab[0][dxy](s->dest[0] + off, srcY, s->linesize, 16); s->hdsp.avg_pixels_tab[0][dxy](s->dest[0], srcY, s->linesize, 16);
else else
s->hdsp.avg_no_rnd_pixels_tab[dxy](s->dest[0] + off, srcY, s->linesize, 16); s->hdsp.avg_no_rnd_pixels_tab[dxy](s->dest[0], srcY, s->linesize, 16);
} }
if (s->flags & CODEC_FLAG_GRAY) return; if (s->flags & CODEC_FLAG_GRAY) return;
@ -901,10 +897,10 @@ void ff_vc1_interp_mc(VC1Context *v)
uvmx = (uvmx & 3) << 1; uvmx = (uvmx & 3) << 1;
uvmy = (uvmy & 3) << 1; uvmy = (uvmy & 3) << 1;
if (!v->rnd) { if (!v->rnd) {
h264chroma->avg_h264_chroma_pixels_tab[0](s->dest[1] + off_uv, srcU, s->uvlinesize, 8, uvmx, uvmy); h264chroma->avg_h264_chroma_pixels_tab[0](s->dest[1], srcU, s->uvlinesize, 8, uvmx, uvmy);
h264chroma->avg_h264_chroma_pixels_tab[0](s->dest[2] + off_uv, srcV, s->uvlinesize, 8, uvmx, uvmy); h264chroma->avg_h264_chroma_pixels_tab[0](s->dest[2], srcV, s->uvlinesize, 8, uvmx, uvmy);
} else { } else {
v->vc1dsp.avg_no_rnd_vc1_chroma_pixels_tab[0](s->dest[1] + off_uv, srcU, s->uvlinesize, 8, uvmx, uvmy); v->vc1dsp.avg_no_rnd_vc1_chroma_pixels_tab[0](s->dest[1], srcU, s->uvlinesize, 8, uvmx, uvmy);
v->vc1dsp.avg_no_rnd_vc1_chroma_pixels_tab[0](s->dest[2] + off_uv, srcV, s->uvlinesize, 8, uvmx, uvmy); v->vc1dsp.avg_no_rnd_vc1_chroma_pixels_tab[0](s->dest[2], srcV, s->uvlinesize, 8, uvmx, uvmy);
} }
} }