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LibVideo/VP9: Count syntax elements in TileContext, and sum at the end
Syntax element counters were previously accessed across tiles, which would cause a race condition updating the counts in a tile-threaded mode.
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7 changed files with 120 additions and 48 deletions
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@ -13,6 +13,8 @@ namespace Video::VP9 {
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class SyntaxElementCounter final {
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public:
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SyntaxElementCounter();
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/* (8.3) Clear Counts Process */
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void clear_counts();
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@ -38,6 +40,9 @@ public:
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u32 m_counts_mv_hp[2][2];
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u32 m_counts_token[TX_SIZES][BLOCK_TYPES][REF_TYPES][COEF_BANDS][PREV_COEF_CONTEXTS][UNCONSTRAINED_NODES];
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u32 m_counts_more_coefs[TX_SIZES][BLOCK_TYPES][REF_TYPES][COEF_BANDS][PREV_COEF_CONTEXTS][2];
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SyntaxElementCounter operator+(SyntaxElementCounter const&) const;
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SyntaxElementCounter& operator+=(SyntaxElementCounter const&);
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};
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}
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