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LibVideo/VP9: Retain adjacent block contexts storage between frames

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Re-allocating the storage is unnecessary, since the size will rarely
change during playback.
This commit is contained in:
Zaggy1024 2022-11-24 21:53:24 -06:00 • committed by Andreas Kling
parent ea7a6f343b
commit 396972bb69
3 changed files with 11 additions and 2 deletions
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7
Userland/Libraries/LibVideo/VP9/Context.h
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@ -253,6 +253,11 @@ struct ColorConfig {
struct FrameContext {
public:
FrameContext(Vector2D<FrameBlockContext>& contexts)
: m_block_contexts(contexts)
{
}
u8 profile { 0 };
FrameType type { FrameType::KeyFrame };
@ -338,7 +343,7 @@ private:
// arrays instead.
// I think should also apply to other fields that are only accessed relative to the current block. Worth looking
// into how much of this context needs to be stored for the whole frame vs a row or column from the current tile.
Vector2D<FrameBlockContext> m_block_contexts;
Vector2D<FrameBlockContext>& m_block_contexts;
};
struct TileContext {