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use precalculated mb_pos where available

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Originally committed as revision 16194 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Kostya Shishkov 2008-12-17 20:10:15 +00:00
parent f8c5adaf9c
commit bb39171beb
1 changed files with 4 additions and 4 deletions
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8
libavcodec/rv34.c
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@ -1148,13 +1148,13 @@ static int rv34_decode_macroblock(RV34DecContext *r, int8_t *intra_types)
s->qscale = r->si.quant;
cbp = cbp2 = rv34_decode_mb_header(r, intra_types);
r->cbp_luma [s->mb_x + s->mb_y * s->mb_stride] = cbp;
r->cbp_chroma[s->mb_x + s->mb_y * s->mb_stride] = cbp >> 16;
r->cbp_luma [mb_pos] = cbp;
r->cbp_chroma[mb_pos] = cbp >> 16;
if(s->pict_type == FF_I_TYPE)
r->deblock_coefs[mb_pos] = 0xFFFF;
else
r->deblock_coefs[mb_pos] = rv34_set_deblock_coef(r) | r->cbp_luma[mb_pos];
s->current_picture_ptr->qscale_table[s->mb_x + s->mb_y * s->mb_stride] = s->qscale;
s->current_picture_ptr->qscale_table[mb_pos] = s->qscale;
if(cbp == -1)
return -1;
@ -1188,7 +1188,7 @@ static int rv34_decode_macroblock(RV34DecContext *r, int8_t *intra_types)
rv34_dequant4x4(s->block[blknum] + blkoff, rv34_qscale_tab[rv34_chroma_quant[1][s->qscale]],rv34_qscale_tab[rv34_chroma_quant[0][s->qscale]]);
rv34_inv_transform(s->block[blknum] + blkoff);
}
if(IS_INTRA(s->current_picture_ptr->mb_type[s->mb_x + s->mb_y*s->mb_stride]))
if(IS_INTRA(s->current_picture_ptr->mb_type[mb_pos]))
rv34_output_macroblock(r, intra_types, cbp2, r->is16);
else
rv34_apply_differences(r, cbp2);