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LibVideo: Parameterize segment ID parsing for the VP9 decoder

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Zaggy1024 2022-11-06 21:08:03 -06:00 • committed by Andrew Kaster
parent 568e2fc1f2
commit 10ba956066
3 changed files with 21 additions and 28 deletions
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4
Userland/Libraries/LibVideo/VP9/TreeParser.h
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@ -68,6 +68,8 @@ public:
static ErrorOr<PredictionMode> parse_intra_mode(BitStream&, ProbabilityTables const&, SyntaxElementCounter&, BlockSubsize mi_size);
static ErrorOr<PredictionMode> parse_sub_intra_mode(BitStream&, ProbabilityTables const&, SyntaxElementCounter&);
static ErrorOr<PredictionMode> parse_uv_mode(BitStream&, ProbabilityTables const&, SyntaxElementCounter&, PredictionMode y_mode);
static ErrorOr<u8> parse_segment_id(BitStream&, u8 const probabilities[7]);
static ErrorOr<bool> parse_segment_id_predicted(BitStream&, u8 const probabilities[3], u8 above_seg_pred_context, u8 left_seg_pred_context);
static ErrorOr<PredictionMode> parse_inter_mode(BitStream&, ProbabilityTables const&, SyntaxElementCounter&, u8 mode_context_for_ref_frame_0);
static ErrorOr<InterpolationFilter> parse_interpolation_filter(BitStream&, ProbabilityTables const&, SyntaxElementCounter&, Optional<ReferenceFrameType> above_ref_frame, Optional<ReferenceFrameType> left_ref_frame, Optional<InterpolationFilter> above_interpolation_filter, Optional<InterpolationFilter> left_interpolation_filter);
@ -103,9 +105,7 @@ public:
}
private:
u8 calculate_segment_id_probability(u8 node);
u8 calculate_skip_probability();
u8 calculate_seg_id_predicted_probability();
u8 calculate_is_inter_probability();
u8 calculate_comp_mode_probability();
u8 calculate_comp_ref_probability();