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Code Issues Releases Activity

Bicubic interpolation requires two additional pixels for block

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Originally committed as revision 5937 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Kostya Shishkov 2006-08-06 03:42:39 +00:00
parent c792037176
commit 78cbfc0c88
1 changed files with 2 additions and 2 deletions
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4
libavcodec/vc1.c
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@ -923,8 +923,8 @@ static void vc1_mc_4mv_luma(VC1Context *v, int n)
srcY += src_y * s->linesize + src_x;
if(v->rangeredfrm || (v->mv_mode == MV_PMODE_INTENSITY_COMP)
|| (unsigned)(src_x - s->mspel) > s->h_edge_pos - (mx&3) - 8 - s->mspel
|| (unsigned)(src_y - s->mspel) > s->v_edge_pos - (my&3) - 8 - s->mspel){
|| (unsigned)(src_x - s->mspel) > s->h_edge_pos - (mx&3) - 8 - s->mspel*2
|| (unsigned)(src_y - s->mspel) > s->v_edge_pos - (my&3) - 8 - s->mspel*2){
srcY -= s->mspel * (1 + s->linesize);
ff_emulated_edge_mc(s->edge_emu_buffer, srcY, s->linesize, 9+s->mspel*2, 9+s->mspel*2,
src_x - s->mspel, src_y - s->mspel, s->h_edge_pos, s->v_edge_pos);