Make the source's presentation window first-class: elst-aware reads, sync-frame trims, matching text-track edit list - #20

Open

cclements wants to merge 9 commits into

Mbucari:masterfrom

cclements:feat/presentation-window

Commits on Aug 1, 2026

Expose the single-edit presentation window form on ElstBox

cclements
and
claude
committed
36a174e
Add presentation-window properties to Mpeg4File

cclements
and
claude
committed
bb25c74
Hoist the sync-preroll queue out of MultipartFilterBase

cclements
and
claude
committed
e5130ce
Map reader bounds per-track through the input edit list, with optional sync lookback

cclements
and
claude
committed
0767702
Process audio in presentation time with USAC sync lookback

cclements
and
claude
committed
ac197e1
Start trimmed lossless output at a sync frame with an exact edit-list window

cclements
and
claude
committed
067a60e
Give the chapter text track a matching edit list and presented durations

cclements
and
claude
committed
7d52b6c
Map chapter offsets through the input edit list when splitting

cclements
and
claude
committed
cc2a639
Open each part at its chapter window, not at the first dispatched frame

cclements
and
claude
committed
d584106