Recover from non-monotonic presentationTimeUs caused by naively-muxed B-frame content - #3352

Draft

2bitoperations wants to merge 10 commits into

androidx:releasefrom

2bitoperations:fix/mediatek-hevc-output-timestamp-reorder

Commits on Jul 29, 2026

Fix non-monotonic output timestamps from c2.mtk.hevc.decoder
2bitoperations
committed
325f2c5
Fix accumulating rounding error in output timestamp re-derivation
2bitoperations
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295aba9

Commits on Aug 5, 2026

Make the reordering fix precise: gate it on a real "missing PTS" signal
2bitoperations
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c3d379e
Fix: relabeling was silently flattening genuine VFR content
2bitoperations
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1ffc731
Tighten comments to match the codebase's existing style
2bitoperations
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cc9d0e6
Narrow the missing-ctts trigger to tracks that actually reorder
2bitoperations
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ce9dde0
Compute hasReliablePresentationTimestamps at the top of parseStbl
2bitoperations
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4a4132e
Fix format-instance mismatch and tunneling leak in the PTS FIFO
2bitoperations
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b433280
Add regression tests for points 4 and 5 (codecInputFormat/inputFormat mismatch, tunneling leak)
2bitoperations
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6d8bc04

Commits on Aug 6, 2026

Address points 3 and 6: widen the drop threshold instead of disabling it, add VFR regression test
2bitoperations
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410db95