Crate harmonia

Synchronized player for laptop orchestra

Harmonia is a music player indended for the use in distributed system of laptop orchestra, where orchestra members want to synchronize their performance, especially in the context of indirect control like MIDI files, algorythmic music or audio files.

Harmonia consists of three main components:

• Synchronization layer, based on [Ableton Link][rusty_link] and it’s extension linky_groups
• Simple user interface, rendered in the browser, build with [axum], htmx, maud
• Audio engine, coordinating the execution of played music audio_engine

Modules

audio_engine 🔒

The engine that is executing blocks and producing sound

block 🔒

Blocks definition - basic units of something playable in Harmonia

handlers 🔒

Routes used in router setup in crate::main.

public 🔒

Baking static files into Harmonia binary

version 🔒

Extended version information of current Harmonia build

Structs

AppState

Shared state between major modules of Harmonia

Cli 🔒

Harmonia is a synchronized MIDI and music player for laptop orchestra

MidiConnection

All MIDI output connections that user may use

Constants

NICK_PATH 🔒

Filename under which Harmonia stores user’s nick

STATE_PATH 🔒

Filename under which Harmonia stores blocks, user info and other metadata

Functions

cache_path 🔒

Path to the cache location, based on OS convention

link_status_websocket_handler 🔒

Handler transferring communication from HTTP to WebSockets

link_status_websocket_loop 🔒

Loop that sends over WebSocket current state of Harmonia

log_path 🔒

Path to the logs location

main 🔒

Initialize Harmonia application

os_specific_initialization 🔒

Setup Linux specific env for application

setup_logging_system 🔒

Initialize Harmonia logging system