Commit acaa1a88 authored by Yue Chen's avatar Yue Chen
Browse files

motion_var: align comments with actual algorithm

BUG=aomedia:901
Change-Id: I28165b5fbf712da02a609d8070a476f3b319a2c9
parent 641c1e57
......@@ -2067,10 +2067,9 @@ void av1_count_overlappable_neighbors(const AV1_COMMON *cm, MACROBLOCKD *xd,
&mbmi->overlappable_neighbors[1]);
}
// HW does not support < 4x4 prediction. To limit the bandwidth requirement, for
// small blocks, only blend with neighbors from one side. If block-size of
// current plane is 4x4 or 8x4, the above neighbor (dir = 0) will be skipped. If
// it is 4x8, the left neighbor (dir = 1) will be skipped.
// HW does not support < 4x4 prediction. To limit the bandwidth requirement, if
// block-size of current plane is smaller than 8x8, always only blend with the
// left neighbor(s) (skip blending with the above side).
#define DISABLE_CHROMA_U8X8_OBMC 0 // 0: one-sided obmc; 1: disable
int skip_u4x4_pred_in_obmc(BLOCK_SIZE bsize, const struct macroblockd_plane *pd,
......
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