Kloi Video Editor

Warning

This project is experimental and in early development. Currently only the frontend UI shell has been implemented. Backend features are not yet functional.

A lightweight video editor built in Rust with a focus on smooth preview performance through adaptive quality, disk caching, and proxy generation.

video.mp4

TODO

• Multi-panel detachable UI (Media, Preview, Properties, Timeline)
• Video import and decoding via FFmpeg
• Multi-track timeline with clip splitting, zoom, and waveform rendering
• Adaptive preview quality (draft/proxy/thumbnail) based on real-time telemetry
• Disk frame cache for instant scrubbing
• Auto-generated 720p proxies for high-resolution footage
• Background thumbnail generation on import
• GPU compositor (via wgpu)
• Export with progress and cancellation
• Undo/redo history

Build

cargo build --release

Or via the build script:

.\build-windows.ps1

Requires FFmpeg binaries on PATH or in vendor/ffmpeg/win64/bin/.

Run

cargo run -p ui

Architecture

Crate	Description
ui	Slint UI panels, window management, event wiring
engine	Core editor: timeline, clips, player, decode/export, telemetry
media	Media I/O: metadata, frame extraction, proxy/thumbnail generation
gpu	GPU abstraction over wgpu
android	Android JNI bindings for embedding

License

MIT