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LibVideo/VP9: Move segmentation parameters to FrameContext

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Note that some of the previous segmentation feature settings must be
preserved when a frame is decoded that doesn't use segmentation.

This change also allowed a few functions in Decoder to be made static.
This commit is contained in:
Zaggy1024 2022-11-25 17:20:07 -06:00 • committed by Andreas Kling
parent d82dc14bd9
commit fedbc12c4d
7 changed files with 74 additions and 64 deletions
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4
Userland/Libraries/LibVideo/VP9/TreeParser.h
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@ -54,8 +54,8 @@ 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<u8> parse_segment_id(BitStream&, Array<u8, 7> const& probabilities);
static ErrorOr<bool> parse_segment_id_predicted(BitStream&, Array<u8, 3> const& probabilities, 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&, FrameBlockContext above, FrameBlockContext left);
static ErrorOr<bool> parse_skip(BitStream&, ProbabilityTables const&, SyntaxElementCounter&, FrameBlockContext above, FrameBlockContext left);