Commit 4c1a8be2 authored by hkuang's avatar hkuang

Optimize the read_partition.

Change-Id: I5a796425ce5706824a2fc17c6f24f983c5b9e43b
parent ccae5d99
......@@ -417,21 +417,12 @@ static INLINE int partition_plane_context(const MACROBLOCKD *xd,
BLOCK_SIZE bsize) {
const PARTITION_CONTEXT *above_ctx = xd->above_seg_context + mi_col;
const PARTITION_CONTEXT *left_ctx = xd->left_seg_context + (mi_row & MI_MASK);
const int bsl = mi_width_log2_lookup[bsize];
const int bs = 1 << bsl;
int above = 0, left = 0, i;
int above = (*above_ctx >> bsl) & 1 , left = (*left_ctx >> bsl) & 1;
assert(b_width_log2_lookup[bsize] == b_height_log2_lookup[bsize]);
assert(bsl >= 0);
for (i = 0; i < bs; i++) {
above |= above_ctx[i];
left |= left_ctx[i];
}
above = (above & bs) > 0;
left = (left & bs) > 0;
return (left * 2 + above) + bsl * PARTITION_PLOFFSET;
}
......
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