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[threading] Added more margin to fracmv_within_tile() because of nondeterministic behaviour

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Marko Viitanen 2021-12-13 16:00:13 +02:00
parent 2cdeff75cb
commit 2545081be5
1 changed files with 3 additions and 3 deletions
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6
src/search_inter.c
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@ -116,15 +116,15 @@ static INLINE bool fracmv_within_tile(const inter_search_info_t *info, int x, in
// Check that the block does not reference pixels that are not final. // Check that the block does not reference pixels that are not final.
// Margin as luma pixels. // Margin as luma pixels.
int margin = 0; int margin = 2; // Added two-pixel margin since some nondeterministic behaviour happens otherwise
if (is_frac_luma) { if (is_frac_luma) {
// Fractional motion estimation needs up to 4 pixels outside the // Fractional motion estimation needs up to 4 pixels outside the
// block. // block.
margin = 4; margin += 4;
} else if (is_frac_chroma) { } else if (is_frac_chroma) {
// Odd chroma interpolation needs up to 2 luma pixels outside the // Odd chroma interpolation needs up to 2 luma pixels outside the
// block. // block.
margin = 2; margin += 2;
} }
if (ctrl->cfg.sao_type) { if (ctrl->cfg.sao_type) {