Edit: Label ▸ 16 colours + Select Label Group, Paste Attributes… (⌥⌘V, with
Scale Attribute Times), Remove Attributes…, Select All Matching, Remove
Unused, Consolidate Duplicates. File: New ▸ Sequence From Clip, Bin From
Selection (⇧B), Offline File…; Close Project (⇧⌘W, asks to save), Save All.
Clip: Make Subclip… (⌘U, Restrict Trims), Edit Subclip…, Modify ▸ Audio
Channels… (⇧G) / Timecode…, Video Options ▸ Frame Hold Options…, Add Frame
Hold (now splits at the playhead), Insert Frame Hold Segment, Field
Options…, Time Interpolation (Frame Sampling / Frame Blending / Optical
Flow, blending rendered on CPU; optical flow falls back to blending),
Fit to frame / Fill frame; Audio Options ▸ Breakout to Mono, Extract Audio
(WAV next to the project, imported); Replace With Clip ▸ From Source
Monitor / Match Frame / From Bin. Hold Filters: effects animate through a
hold unless set. Menus support nested submenus (egui and native) and follow
Premiere's order. Dialogs in panels::clip_dialogs with automation ids and
ui.set {clipDialog}.
Project schema v9 (no-op migration v8→v9, v8-subclip fixture): clip
time_interpolation / hold_filters / field_options / source_channels,
Interpretation.audio_channels, Subclip.restrict_trims.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>