Merge origin/main into fix/macos-native-menu-bar

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
Brandon Thomas 2026-10-09 18:15:50 -04:00
commit acf3237bed
39 changed files with 2276 additions and 130 deletions

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@ -54,4 +54,14 @@ jobs:
desktop-file-validate packaging/linux/ai.storyteller.soundcraft.desktop
sed -e 's/@VERSION@/0.0.0/' -e 's/@DATE@/2026-01-01/' packaging/linux/ai.storyteller.soundcraft.metainfo.xml.in >"$RUNNER_TEMP/ai.storyteller.soundcraft.metainfo.xml"
appstreamcli validate --no-net --explain "$RUNNER_TEMP/ai.storyteller.soundcraft.metainfo.xml"
python3 -c "import yaml; m = yaml.safe_load(open('packaging/linux/flatpak/ai.storyteller.soundcraft.yml')); assert m['id'] == 'ai.storyteller.soundcraft' and m['command'] == 'soundcraft'"
python3 - <<'EOF'
import yaml
src = yaml.safe_load(open("packaging/linux/flatpak/ai.storyteller.soundcraft.yml"))
bundle = yaml.safe_load(open("packaging/linux/flatpak/ai.storyteller.soundcraft.bundle.yml"))
for m in (src, bundle):
assert m["id"] == "ai.storyteller.soundcraft" and m["command"] == "soundcraft", m["id"]
assert "--socket=pulseaudio" in m["finish-args"], "audio needs --socket=pulseaudio"
for key in ("runtime", "runtime-version", "sdk", "finish-args", "add-extensions"):
assert src[key] == bundle[key], f"Flatpak manifests disagree on {key}: {src[key]} vs {bundle[key]}"
print("Flatpak manifests ok")
EOF

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@ -1,9 +1,11 @@
# Release pipeline: every push to `release` builds signed installers for every platform and
# creates or updates the draft GitHub Release "SoundCraft v<version>". See docs/releasing.md.
#
# All jobs run in the `release` environment (restricted to the `release` branch), which holds
# the signing secrets. Every secret is optional: missing ones produce unsigned artifacts and a
# warning, never a failed build.
# The jobs that sign (macOS, Windows) and the one that drafts the release run in the `release`
# environment (restricted to the `release` branch), which holds the signing secrets. Every secret
# is optional: missing ones produce unsigned artifacts and a warning, never a failed build. The
# other jobs sign nothing and get no secrets, so a dispatch on any branch builds and checks them
# (a dry run); the signed jobs are refused there, and so the draft release is skipped.
name: Release
on:
@ -35,7 +37,7 @@ jobs:
version:
name: version
runs-on: ubuntu-latest
environment: release
# No `environment: release`: this job reads no secrets (and gates every other job).
outputs:
version: ${{ steps.v.outputs.version }}
date: ${{ steps.v.outputs.date }}
@ -157,7 +159,7 @@ jobs:
# The oldest GitHub-hosted image, so the binaries only need glibc >= 2.35 (Ubuntu 22.04+,
# Debian 12+, Fedora 36+, RHEL 10). See docs/releasing.md.
runs-on: ${{ matrix.runner }}
environment: release
# No `environment: release`: this job signs nothing, so it gets no release secrets.
strategy:
fail-fast: false
matrix:
@ -176,7 +178,7 @@ jobs:
sudo apt-get install -y --no-install-recommends \
libxkbcommon-dev libwayland-dev libx11-dev libxrandr-dev libxi-dev libgl1-mesa-dev \
libasound2-dev pkg-config \
desktop-file-utils appstream python3-yaml
desktop-file-utils appstream python3-yaml zsync
curl -fsSL -o "$RUNNER_TEMP/nfpm.deb" \
"https://github.com/goreleaser/nfpm/releases/download/v${NFPM_VERSION}/nfpm_${NFPM_VERSION}_${{ matrix.deb }}.deb"
sudo dpkg -i "$RUNNER_TEMP/nfpm.deb"
@ -200,6 +202,9 @@ jobs:
for appimage in dist/release/*.AppImage; do
chmod +x "$appimage"
APPIMAGE_EXTRACT_AND_RUN=1 "$appimage" --version
# Update information is embedded, and the .zsync for delta updates sits beside it.
"$appimage" --appimage-updateinformation | grep -F 'gh-releases-zsync|storytold|soundcraft|latest|soundcraft-*-linux-${{ matrix.arch }}.AppImage.zsync'
test -s "$appimage.zsync"
done
- uses: actions/upload-artifact@v4
with:
@ -207,13 +212,51 @@ jobs:
path: dist/release/*
if-no-files-found: error
flatpak:
name: Flatpak ${{ matrix.arch }}
needs: [version, linux]
# Repackages the Linux job's tarball (the same binaries as the AppImage/deb/rpm); no Rust
# build here. 24.04 for a newer flatpak-builder (1.4) than 22.04 ships.
runs-on: ${{ matrix.runner }}
# No `environment: release`: this job signs nothing, so it gets no release secrets.
strategy:
fail-fast: false
matrix:
include:
- { arch: x86_64, runner: ubuntu-24.04 }
- { arch: aarch64, runner: ubuntu-24.04-arm }
env:
SOUNDCRAFT_VERSION: ${{ needs.version.outputs.version }}
SOUNDCRAFT_BUILD_DATE: ${{ needs.version.outputs.date }}
steps:
- uses: actions/checkout@v4
- uses: actions/download-artifact@v4
with:
name: release-linux-${{ matrix.arch }}
path: dist/linux
- name: Install flatpak-builder
run: |
sudo apt-get update
# librsvg2-common: the SVG pixbuf loader. flatpak-builder runs the host's
# `appstreamcli compose`, which renders the scalable icon and fails without it.
sudo apt-get install -y --no-install-recommends flatpak flatpak-builder librsvg2-common
# Ubuntu 24.04's AppArmor blocks the unprivileged user namespaces bubblewrap needs.
sudo sysctl -w kernel.apparmor_restrict_unprivileged_userns=0
- name: Build the Flatpak bundle
run: packaging/linux/flatpak-bundle.sh "dist/linux/soundcraft-$SOUNDCRAFT_VERSION-linux-${{ matrix.arch }}.tar.gz"
- uses: actions/upload-artifact@v4
with:
name: release-flatpak-${{ matrix.arch }}
path: dist/release/*.flatpak
if-no-files-found: error
freebsd:
name: FreeBSD x86_64
needs: version
# GitHub has no FreeBSD runners: build in a FreeBSD 14.3 VM (same image as freebsd.yml).
runs-on: ubuntu-latest
timeout-minutes: 150
environment: release
# No `environment: release`: this job signs nothing, so it gets no release secrets.
env:
SOUNDCRAFT_VERSION: ${{ needs.version.outputs.version }}
SOUNDCRAFT_BUILD_DATE: ${{ needs.version.outputs.date }}
@ -253,7 +296,7 @@ jobs:
name: Web (wasm)
needs: version
runs-on: ubuntu-latest
environment: release
# No `environment: release`: this job signs nothing, so it gets no release secrets.
env:
SOUNDCRAFT_VERSION: ${{ needs.version.outputs.version }}
SOUNDCRAFT_BUILD_DATE: ${{ needs.version.outputs.date }}
@ -284,7 +327,8 @@ jobs:
release:
name: Draft GitHub Release
needs: [version, macos, windows, linux, freebsd, web]
# Needs the signed jobs, which only run on the `release` branch: a branch dispatch never drafts.
needs: [version, macos, windows, linux, flatpak, freebsd, web]
runs-on: ubuntu-latest
environment: release
permissions:

1
.gitignore vendored
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@ -9,3 +9,4 @@ plan/
/target-*/
/craft-fonts/
plans/
.DS_Store

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@ -38,6 +38,7 @@ and, at runtime, the operating system's own UI fonts when available (never redis
| `docs/brand/artcraft-mark-black.svg` | ArtCraft Team | craftrules `assets/brand/` | ArtCraft brand terms |
| `docs/brand/artcraft-mark-black.png` | ArtCraft Team | craftrules `assets/brand/` | ArtCraft brand terms |
| `assets/app-icon/icon.svg` | SoundCraft contributors | original (hand-placed SVG paths; placeholder app icon) | MIT OR Apache-2.0 |
| `packaging/macos/dmg/` (all files) | @XusBadia | original (macOS DMG window background and layout, from the app icon; see `packaging/macos/dmg/README.md`) | MIT OR Apache-2.0 |
| `assets/app-icon/soundcraft-1024.png` | SoundCraft contributors | original, rendered from `icon.svg` | MIT OR Apache-2.0 |
| `assets/app-icon/soundcraft-macos-512.png` | SoundCraft contributors | original, rendered from `icon.svg` | MIT OR Apache-2.0 |
| `assets/app-icon/soundcraft.icns` | SoundCraft contributors | original, rendered from `icon.svg` | MIT OR Apache-2.0 |

36
Cargo.lock generated
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@ -3403,7 +3403,7 @@ dependencies = [
[[package]]
name = "soundcraft"
version = "0.1.0"
version = "0.3.0"
dependencies = [
"eframe",
"egui",
@ -3419,7 +3419,7 @@ dependencies = [
[[package]]
name = "soundcraft-au-host"
version = "0.1.0"
version = "0.3.0"
dependencies = [
"log",
"serde",
@ -3429,7 +3429,7 @@ dependencies = [
[[package]]
name = "soundcraft-audio-io"
version = "0.1.0"
version = "0.3.0"
dependencies = [
"log",
"proptest",
@ -3441,7 +3441,7 @@ dependencies = [
[[package]]
name = "soundcraft-automation"
version = "0.1.0"
version = "0.3.0"
dependencies = [
"log",
"serde_json",
@ -3451,7 +3451,7 @@ dependencies = [
[[package]]
name = "soundcraft-clap-host"
version = "0.1.0"
version = "0.3.0"
dependencies = [
"clap-sys",
"libloading",
@ -3463,7 +3463,7 @@ dependencies = [
[[package]]
name = "soundcraft-cli"
version = "0.1.0"
version = "0.3.0"
dependencies = [
"serde_json",
"soundcraft-audio-io",
@ -3474,7 +3474,7 @@ dependencies = [
[[package]]
name = "soundcraft-dsp"
version = "0.1.0"
version = "0.3.0"
dependencies = [
"log",
"proptest",
@ -3485,7 +3485,7 @@ dependencies = [
[[package]]
name = "soundcraft-engine"
version = "0.1.0"
version = "0.3.0"
dependencies = [
"log",
"proptest",
@ -3505,7 +3505,7 @@ dependencies = [
[[package]]
name = "soundcraft-midi"
version = "0.1.0"
version = "0.3.0"
dependencies = [
"proptest",
"serde",
@ -3515,7 +3515,7 @@ dependencies = [
[[package]]
name = "soundcraft-mix"
version = "0.1.0"
version = "0.3.0"
dependencies = [
"log",
"rayon",
@ -3531,7 +3531,7 @@ dependencies = [
[[package]]
name = "soundcraft-model"
version = "0.1.0"
version = "0.3.0"
dependencies = [
"proptest",
"serde",
@ -3544,7 +3544,7 @@ dependencies = [
[[package]]
name = "soundcraft-playback"
version = "0.1.0"
version = "0.3.0"
dependencies = [
"cpal",
"log",
@ -3557,7 +3557,7 @@ dependencies = [
[[package]]
name = "soundcraft-time"
version = "0.1.0"
version = "0.3.0"
dependencies = [
"proptest",
"serde",
@ -3567,7 +3567,7 @@ dependencies = [
[[package]]
name = "soundcraft-ui-egui"
version = "0.1.0"
version = "0.3.0"
dependencies = [
"egui",
"egui_kittest",
@ -3592,7 +3592,7 @@ dependencies = [
[[package]]
name = "soundcraft-video"
version = "0.1.0"
version = "0.3.0"
dependencies = [
"image",
"proptest",
@ -3603,7 +3603,7 @@ dependencies = [
[[package]]
name = "soundcraft-vst3-host"
version = "0.1.0"
version = "0.3.0"
dependencies = [
"libloading",
"log",
@ -3618,7 +3618,7 @@ dependencies = [
[[package]]
name = "soundcraft-web"
version = "0.1.0"
version = "0.3.0"
dependencies = [
"eframe",
"egui",
@ -5165,7 +5165,7 @@ checksum = "e450f9b2ed1dff33c94c12589a87338689467b9c4f5d8a5710bd09a847d2c8a7"
[[package]]
name = "xtask"
version = "0.1.0"
version = "0.3.0"
dependencies = [
"serde_json",
]

View File

@ -4,7 +4,7 @@ members = ["crates/*", "apps/*", "xtask"]
default-members = ["crates/*", "apps/*", "xtask"]
[workspace.package]
version = "0.1.0"
version = "0.3.0"
edition = "2024"
license = "MIT OR Apache-2.0"
rust-version = "1.90"

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@ -54,6 +54,7 @@
<a href="#for-agents-and-scripts">Agents &amp; scripts</a> ·
<a href="#how-its-built">How it's built</a> ·
<a href="#status-and-roadmap">Status</a> ·
<a href="#downloads">Downloads</a> ·
<a href="#the-crafting-apps">The Crafting Apps</a> ·
<a href="#license-and-credits">License</a>
</p>
@ -157,6 +158,28 @@ Useful shortcuts: <kbd>Space</kbd> play/stop, <kbd>⌘</kbd><kbd>=</kbd> Mix/Edi
separate, <kbd>⌘</kbd><kbd>D</kbd> duplicate, <kbd>Enter</kbd> new marker, <kbd>⌘</kbd><kbd>⇧</kbd><kbd>N</kbd>
new tracks. **Setup › Keyboard Shortcuts** lists them all.
### Logs
The desktop app writes its `log` records to standard error and to `logs/soundcraft.log` in the
settings directory, beside `ui.json`, `Autosave/` and `Presets/` (Linux `~/.config/soundcraft/logs/`,
or `$XDG_CONFIG_HOME/soundcraft/logs/`; macOS `~/Library/Application Support/SoundCraft/logs/`;
Windows `%APPDATA%\SoundCraft\logs\`). A start from a desktop menu or the Dock has no terminal, so
this file is what to attach to a bug report: the engine's panic report, audio devices that failed to
open or broke, plugins that refused their stored state, CLAP plugins' own messages and files that
failed to open land there. Each launch moves the previous log to `soundcraft.1.log` (and that one to
`soundcraft.2.log`), so the log of a run that crashed survives the next start. The file stops
growing at 16 MiB. `--version` writes no file, and runs with `SOUNDCRAFT_NO_PREFS` log to standard
error only.
| Variable | Effect |
|---|---|
| `RUST_LOG` | Log levels for standard error and the log file. Default: `info` for SoundCraft's own crates, `warn` for everything else. env_logger-style directives replace that, e.g. `RUST_LOG=debug`, `RUST_LOG=warn,soundcraft_mix=trace` or `RUST_LOG=info,wgpu_core=warn`; a directive ending in `*` covers every target starting with it (`soundcraft*=debug`). |
| `SOUNDCRAFT_NO_PREFS` | No preferences read or written and no log file (agents' test runs). |
The realtime audio thread never writes a record itself: the logger keeps the first one it logs
(without waiting or allocating), counts the rest, and the UI thread writes them. The logger is
`apps/soundcraft/src/logging.rs`. The web app logs to the browser console instead.
## For agents and scripts
Everything you can click is also a command with an id and JSON parameters, and the same commands
@ -213,6 +236,49 @@ honest status, what's next and our effort estimates are in [`ROADMAP.md`](ROADMA
menu-by-menu comparison is in [`docs/parity.md`](docs/parity.md). Bug reports and wish lists are
very welcome, in the issues or on Discord.
## Downloads
**Download SoundCraft** from GitHub: the [latest release](https://github.com/storytold/soundcraft/releases/latest) has every build listed below, and [all releases](https://github.com/storytold/soundcraft/releases) has earlier versions and their notes. `<ver>` in the file names is the version number, and `SHA256SUMS.txt` lists a checksum for every file.
### Windows
| Build | Installer | Portable |
|---|---|---|
| x64 (64-bit Intel/AMD) | `soundcraft-<ver>-windows-x64.msi` | `soundcraft-<ver>-windows-x64-portable.zip` |
| arm64 (Snapdragon and other ARM PCs) | `soundcraft-<ver>-windows-arm64.msi` | `soundcraft-<ver>-windows-arm64-portable.zip` |
| x86 (32-bit) | `soundcraft-<ver>-windows-x86.msi` | `soundcraft-<ver>-windows-x86-portable.zip` |
Installers and executables are code-signed.
### macOS
| Build | File | Notes |
|---|---|---|
| App, universal (Apple silicon + Intel) | `soundcraft-<ver>-macos-universal.dmg` | Signed and notarized |
| Command-line tool, universal | `soundcraft-cli-<ver>-macos-universal.zip` | Signed and notarized |
### Linux
| Format | x86_64 | aarch64 (ARM64) | Notes |
|---|---|---|---|
| AppImage | `soundcraft-<ver>-linux-x86_64.AppImage` | `soundcraft-<ver>-linux-aarch64.AppImage` | Runs anywhere; updates itself with [AppImageUpdate](https://github.com/AppImageCommunity/AppImageUpdate) (`.zsync` files) |
| Flatpak | `soundcraft-<ver>-linux-x86_64.flatpak` | `soundcraft-<ver>-linux-aarch64.flatpak` | Sandboxed; `flatpak install --user <file>` |
| Debian/Ubuntu | `soundcraft-<ver>-linux-x86_64.deb` | `soundcraft-<ver>-linux-aarch64.deb` | |
| Fedora/RHEL/openSUSE | `soundcraft-<ver>-linux-x86_64.rpm` | `soundcraft-<ver>-linux-aarch64.rpm` | |
| Tarball | `soundcraft-<ver>-linux-x86_64.tar.gz` | `soundcraft-<ver>-linux-aarch64.tar.gz` | Unpack anywhere |
### FreeBSD
| Build | File |
|---|---|
| x86_64 | `soundcraft-<ver>-freebsd-x86_64.tar.gz` |
### Web (WebAssembly)
| Build | File | Notes |
|---|---|---|
| Static site | `soundcraft-web-<ver>.zip` | Runs in a modern browser; host it on any static server |
## The Crafting Apps
SoundCraft is one of the **Crafting Apps**: free, open-source creative tools from the

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@ -15,6 +15,27 @@
</head>
<body>
<canvas id="soundcraft_canvas"></canvas>
<script>
// cpal (wasm) builds the output stream at startup, before any user gesture, so the
// WebAudio AudioContext stays 'suspended': no audio is heard and the transport clock
// (driven by the audio callback) never advances. Capture the AudioContext cpal creates
// and resume it on the first user gesture. Runs before the wasm module is instantiated.
(function () {
var Orig = window.AudioContext || window.webkitAudioContext;
if (!Orig) return;
var ctxs = [];
function Wrapped(opts) { var c = new Orig(opts); ctxs.push(c); return c; }
Wrapped.prototype = Orig.prototype;
window.AudioContext = Wrapped;
if (window.webkitAudioContext) window.webkitAudioContext = Wrapped;
function resumeAll() {
ctxs.forEach(function (c) { if (c.state === 'suspended') { c.resume().catch(function () {}); } });
}
['pointerdown', 'mousedown', 'touchstart', 'keydown'].forEach(function (ev) {
window.addEventListener(ev, resumeAll, { capture: true });
});
})();
</script>
<div id="soundcraft_loading">Loading SoundCraft&hellip;</div>
</body>
</html>

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@ -13,12 +13,12 @@ pub fn start(port: u16, ctx: egui::Context) -> Receiver<ControlRequest> {
let listener = match TcpListener::bind(("127.0.0.1", port)) {
Ok(l) => l,
Err(e) => {
eprintln!("soundcraft: control server failed to bind 127.0.0.1:{port}: {e}");
log::error!("control server failed to bind 127.0.0.1:{port}: {e}");
return rx;
}
};
let actual = listener.local_addr().map(|a| a.port()).unwrap_or(port);
eprintln!("soundcraft: control server listening on 127.0.0.1:{actual}");
log::info!("control server listening on 127.0.0.1:{actual}");
println!("SOUNDCRAFT_CONTROL_PORT={actual}");
let spawned = std::thread::Builder::new().name("soundcraft-control".into()).spawn(move || {
for stream in listener.incoming().flatten() {
@ -28,7 +28,7 @@ pub fn start(port: u16, ctx: egui::Context) -> Receiver<ControlRequest> {
}
});
if let Err(e) = spawned {
eprintln!("soundcraft: control thread failed: {e}");
log::error!("control thread failed: {e}");
}
rx
}

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@ -0,0 +1,796 @@
//! The desktop app's logger: `log::` records go to standard error and to a log file.
//!
//! Without a logger every `log::warn!`/`log::error!` in the workspace (the engine's panic report,
//! audio devices that failed to open or broke, plugins that refused their stored state or failed
//! to activate, CLAP plugins' own log messages, decode errors on import) vanished. A launch from a
//! desktop menu has no terminal, so the file is what a bug report can attach:
//! `<settings dir>/logs/soundcraft.log`, beside `ui.json`, `Autosave/` and `Presets/`. Each start
//! moves the previous log to `soundcraft.1.log` (and that one to `.2`), so the log of a run that
//! crashed survives the next launch. Runs without preferences (`SOUNDCRAFT_NO_PREFS`, agents' test
//! runs) log to standard error only, so they don't rotate away the user's own logs.
//!
//! Levels: `info` for SoundCraft's own crates, `warn` for everything else (wgpu and naga are
//! chatty). `RUST_LOG` replaces that with env_logger-style directives: `debug`,
//! `warn,soundcraft_mix=trace`, `wgpu_core=info`. A directive ending in `*` matches every target
//! that starts with it (`soundcraft*=debug`).
//!
//! Records logged before the settings directory is known are kept (up to [`MAX_PENDING`]) and
//! written once the file is attached. Writing never panics: a file that can't be created or
//! written leaves standard error as the only sink.
//!
//! Realtime audio: a record takes a lock and writes to standard error and a file, which the audio
//! callback must never do. Code that runs on the audio thread logs anyway (the cpal error callback,
//! the synth's full event queue, a hosted plugin's failed `process`, a CLAP plugin calling the
//! host's `log` from its audio thread, the panic hook). So the cpal callbacks mark their thread
//! (`soundcraft_playback::mark_audio_thread`; the mix engine carries the mark into the worker
//! threads that render strips for it), and a record from a marked thread is not written
//! there: the first one is kept in a fixed buffer (`try_lock`, no allocation, never waits) and the
//! rest are only counted (an atomic). Another thread writes them out: the UI thread every frame
//! ([`AppLogger::report_audio_thread`]) and any other thread before its own next record.
use std::fmt::Write as _;
use std::fs::File;
use std::io::Write;
use std::path::{Path, PathBuf};
use std::sync::atomic::{AtomicUsize, Ordering};
use std::sync::{Mutex, OnceLock, PoisonError};
use std::time::SystemTime;
use log::LevelFilter;
/// The current log file's name inside the log directory.
pub const LOG_FILE: &str = "soundcraft.log";
/// The log directory inside the settings directory.
pub const LOG_DIR: &str = "logs";
/// How many previous logs are kept (`soundcraft.1.log` … `soundcraft.<KEEP>.log`).
pub const KEEP: usize = 2;
/// The log file stops growing past this size (a runaway warning can't fill the disk).
pub const MAX_FILE_BYTES: u64 = 16 * 1024 * 1024;
/// Records kept in memory until the log file is attached.
pub const MAX_PENDING: usize = 512;
/// The built-in filter when `RUST_LOG` is unset or empty.
pub const DEFAULT_FILTER: &str = "warn,soundcraft*=info";
/// The longest message kept from the audio thread (longer ones are cut, marked with `…`).
pub const REALTIME_MESSAGE_BYTES: usize = 480;
/// The longest target kept from the audio thread.
const REALTIME_TARGET_BYTES: usize = 96;
/// The thread name shown for records from the audio thread.
const AUDIO_THREAD: &str = "audio";
/// Per-target level filter parsed from env_logger-style directives.
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct Filter {
default: LevelFilter,
directives: Vec<(String, LevelFilter)>,
}
impl Filter {
/// Parse `spec`; unknown levels and empty parts are skipped. Without a bare level, targets no
/// directive names log errors only.
pub fn parse(spec: &str) -> Filter {
let mut f = Filter { default: LevelFilter::Error, directives: Vec::new() };
for part in spec.split(',').map(str::trim).filter(|p| !p.is_empty()) {
match part.split_once('=') {
Some((name, level)) => {
let name = name.trim();
if let (false, Some(level)) = (name.is_empty(), parse_level(level)) {
f.directives.push((name.to_owned(), level));
}
}
None => match parse_level(part) {
Some(level) => f.default = level,
// A bare target name: everything from it (env_logger does the same).
None => f.directives.push((part.to_owned(), LevelFilter::Trace)),
},
}
}
f
}
/// The level that applies to `target` (the most specific matching directive wins).
pub fn level_for(&self, target: &str) -> LevelFilter {
self.directives.iter().filter(|(name, _)| matches(name, target)).max_by_key(|(name, _)| name.len()).map_or(self.default, |(_, level)| *level)
}
/// The most verbose level any target can reach (for `log::set_max_level`).
pub fn max(&self) -> LevelFilter {
self.directives.iter().map(|(_, level)| *level).fold(self.default, Ord::max)
}
}
fn parse_level(s: &str) -> Option<LevelFilter> {
s.trim().parse().ok()
}
/// `name` matches `target` itself and its submodules (`a` matches `a` and `a::b`, not `ab`);
/// `name*` matches every target starting with `name`.
fn matches(name: &str, target: &str) -> bool {
match name.strip_suffix('*') {
Some(prefix) => target.starts_with(prefix),
None => target.strip_prefix(name).is_some_and(|rest| rest.is_empty() || rest.starts_with("::")),
}
}
/// `2026-10-08T07:59:17.728Z` (UTC, milliseconds). A clock before 1970 reads as the epoch.
pub fn timestamp(t: SystemTime) -> String {
let since = t.duration_since(std::time::UNIX_EPOCH).unwrap_or_default();
let secs = since.as_secs();
let (days, rem) = (secs / 86_400, secs % 86_400);
let (y, m, d) = civil_from_days(days);
format!("{y:04}-{m:02}-{d:02}T{:02}:{:02}:{:02}.{:03}Z", rem / 3600, rem % 3600 / 60, rem % 60, since.subsec_millis())
}
/// Days since 1970-01-01 to a proleptic Gregorian (year, month, day) (Howard Hinnant's
/// `civil_from_days`, unsigned because `timestamp` clamps at the epoch; saturating so an absurd
/// clock can't overflow).
fn civil_from_days(days: u64) -> (u64, u64, u64) {
let z = days.saturating_add(719_468);
let era = z / 146_097;
let doe = z % 146_097;
let yoe = (doe - doe / 1460 + doe / 36_524 - doe / 146_096) / 365;
let doy = doe - (365 * yoe + yoe / 4 - yoe / 100);
let mp = (5 * doy + 2) / 153;
let d = doy - (153 * mp + 2) / 5 + 1;
let m = if mp < 10 { mp + 3 } else { mp - 9 };
let y = era.saturating_mul(400).saturating_add(yoe).saturating_add(u64::from(m <= 2));
(y, m, d)
}
fn numbered(dir: &Path, n: usize) -> PathBuf {
if n == 0 { dir.join(LOG_FILE) } else { dir.join(format!("soundcraft.{n}.log")) }
}
/// Shift the previous logs up one (`.log` → `.1.log` → … → `.<KEEP>.log`, the oldest dropped)
/// and create a fresh, empty log file in `dir` (created if missing).
pub fn rotate(dir: &Path) -> std::io::Result<(PathBuf, File)> {
std::fs::create_dir_all(dir)?;
for n in (1..=KEEP).rev() {
match std::fs::rename(numbered(dir, n - 1), numbered(dir, n)) {
Err(e) if e.kind() != std::io::ErrorKind::NotFound => return Err(e),
_ => {}
}
}
let path = numbered(dir, 0);
let file = File::create(&path)?;
Ok((path, file))
}
/// One formatted log line: `<timestamp> <LEVEL> [<thread>] <target>: <message>\n`.
pub fn format_line(ts: &str, level: log::Level, thread: &str, target: &str, message: &str) -> String {
let message = message.strip_suffix('\n').unwrap_or(message);
format!("{ts} {level:<5} [{thread}] {target}: {message}\n")
}
/// Where formatted lines go besides standard error: kept in memory until a file is attached,
/// then appended to it until it reaches its size cap.
pub struct Sink {
file: Option<File>,
pending: Vec<String>,
dropped: usize,
written: u64,
max_bytes: u64,
capped: bool,
}
impl Sink {
pub fn new(max_bytes: u64) -> Sink {
Sink { file: None, pending: Vec::new(), dropped: 0, written: 0, max_bytes, capped: false }
}
/// Append `line` to the file, or keep it until [`Sink::attach`].
pub fn write(&mut self, line: &str) {
if self.file.is_none() {
if self.capped {
return;
}
if self.pending.len() < MAX_PENDING {
self.pending.push(line.to_owned());
} else {
self.dropped = self.dropped.saturating_add(1);
}
return;
}
self.append(line);
}
/// Start writing to `file`, first the lines kept so far.
pub fn attach(&mut self, file: File) {
self.file = Some(file);
for line in std::mem::take(&mut self.pending) {
self.append(&line);
}
if self.dropped > 0 {
let note = format!("{} earlier log lines were dropped before the log file was opened\n", self.dropped);
self.dropped = 0;
self.append(&note);
}
}
/// There will be no log file: forget the lines kept for it and keep no more.
pub fn no_file(&mut self) {
self.file = None;
self.pending = Vec::new();
self.dropped = 0;
self.capped = true;
}
fn append(&mut self, line: &str) {
if self.capped {
return;
}
let Some(file) = self.file.as_mut() else { return };
let len = u64::try_from(line.len()).unwrap_or(u64::MAX);
let text = if self.written.saturating_add(len) > self.max_bytes {
self.capped = true;
format!("log file reached {} bytes; later records go to standard error only\n", self.max_bytes)
} else {
self.written = self.written.saturating_add(len);
line.to_owned()
};
// A full disk or a vanished file must not take the app down: drop the file sink (and
// stop buffering, since no file will come).
if file.write_all(text.as_bytes()).is_err() {
self.file = None;
self.capped = true;
}
}
}
/// Text formatted into a fixed buffer: no allocation, cut at a character boundary when full.
struct Bounded<const N: usize> {
buf: [u8; N],
len: usize,
cut: bool,
}
impl<const N: usize> Bounded<N> {
fn new() -> Self {
Bounded { buf: [0; N], len: 0, cut: false }
}
fn as_str(&self) -> &str {
// Only whole characters are ever copied in, so this never fails.
self.buf.get(..self.len).and_then(|b| std::str::from_utf8(b).ok()).unwrap_or("")
}
}
impl<const N: usize> std::fmt::Write for Bounded<N> {
fn write_str(&mut self, s: &str) -> std::fmt::Result {
let room = N.saturating_sub(self.len);
let mut n = s.len().min(room);
while !s.is_char_boundary(n) {
n = n.saturating_sub(1);
}
if let (Some(dst), Some(src)) = (self.buf.get_mut(self.len..self.len.saturating_add(n)), s.as_bytes().get(..n)) {
dst.copy_from_slice(src);
self.len = self.len.saturating_add(n);
}
if n < s.len() {
self.cut = true;
}
Ok(())
}
}
/// The first record the audio thread logged since the last report.
struct Held {
at: SystemTime,
level: log::Level,
target: Bounded<REALTIME_TARGET_BYTES>,
message: Bounded<REALTIME_MESSAGE_BYTES>,
}
/// Records from the realtime audio thread, waiting for another thread to write them.
#[derive(Default)]
struct Realtime {
/// Records logged on the audio thread since the last report (the held one included).
records: AtomicUsize,
/// The first of them; the audio thread only `try_lock`s it.
held: Mutex<Option<Held>>,
}
impl Realtime {
/// Audio thread: count `record` and keep it if it is the first. Never waits, never allocates.
fn keep(&self, record: &log::Record<'_>) {
self.records.fetch_add(1, Ordering::Relaxed);
if let Ok(mut held) = self.held.try_lock()
&& held.is_none()
{
let mut target = Bounded::new();
let _ = target.write_str(record.target());
let mut message = Bounded::new();
let _ = write!(message, "{}", record.args());
*held = Some(Held { at: SystemTime::now(), level: record.level(), target, message });
}
}
/// Another thread: the lines to write for what the audio thread logged (empty when nothing).
fn take_lines(&self) -> String {
if self.records.load(Ordering::Relaxed) == 0 {
return String::new();
}
let held = self.held.lock().unwrap_or_else(PoisonError::into_inner).take();
let records = self.records.swap(0, Ordering::Relaxed);
let mut lines = String::new();
if let Some(h) = &held {
let mut message = h.message.as_str().to_owned();
if h.message.cut {
message.push('…');
}
lines.push_str(&format_line(&timestamp(h.at), h.level, AUDIO_THREAD, h.target.as_str(), &message));
}
let more = records.saturating_sub(usize::from(held.is_some()));
if more > 0 {
let thread = std::thread::current();
let note = format!("{more} more log records from the realtime audio thread were not written (only the first is kept)");
lines.push_str(&format_line(&timestamp(SystemTime::now()), log::Level::Warn, thread.name().unwrap_or("?"), module_path!(), &note));
}
lines
}
}
/// The installed logger: a [`Filter`], standard error and a [`Sink`].
pub struct AppLogger {
filter: Filter,
stderr: bool,
sink: Mutex<Sink>,
realtime: Realtime,
}
impl AppLogger {
pub fn new(filter: Filter, stderr: bool) -> AppLogger {
AppLogger { filter, stderr, sink: Mutex::new(Sink::new(MAX_FILE_BYTES)), realtime: Realtime::default() }
}
/// Rotate the logs in `dir` and send records to the fresh file; returns its path.
/// An unusable directory leaves standard error as the only sink ([`AppLogger::no_file`]).
pub fn attach_dir(&self, dir: &Path) -> Result<PathBuf, String> {
match rotate(dir) {
Ok((path, file)) => {
self.sink.lock().unwrap_or_else(PoisonError::into_inner).attach(file);
Ok(path)
}
Err(e) => {
self.no_file();
Err(format!("{}: {e}", dir.display()))
}
}
}
/// No log file this run (no settings directory, `SOUNDCRAFT_NO_PREFS`, or the directory can't
/// be used): stop keeping records for one.
pub fn no_file(&self) {
self.sink.lock().unwrap_or_else(PoisonError::into_inner).no_file();
}
/// Write what the audio thread logged since the last report (never call it on the audio thread).
pub fn report_audio_thread(&self) {
let lines = self.realtime.take_lines();
if !lines.is_empty() {
self.emit(&lines);
}
}
/// Standard error, then the sink; the lock covers one write of already formatted text.
fn emit(&self, text: &str) {
if self.stderr {
// No terminal (a Windows GUI build, a closed pipe) is not an error worth reporting.
let _ = std::io::stderr().write_all(text.as_bytes());
}
self.sink.lock().unwrap_or_else(PoisonError::into_inner).write(text);
}
}
impl log::Log for AppLogger {
fn enabled(&self, metadata: &log::Metadata<'_>) -> bool {
metadata.level() <= self.filter.level_for(metadata.target())
}
fn log(&self, record: &log::Record<'_>) {
if !self.enabled(record.metadata()) {
return;
}
if soundcraft_playback::on_audio_thread() {
self.realtime.keep(record);
return;
}
self.report_audio_thread();
// Formatted before the sink is locked, so a message that logs while it is formatted can't deadlock.
let thread = std::thread::current();
let line =
format_line(&timestamp(SystemTime::now()), record.level(), thread.name().unwrap_or("?"), record.target(), &record.args().to_string());
self.emit(&line);
}
fn flush(&self) {}
}
/// Install the logger (filter from `RUST_LOG`, else [`DEFAULT_FILTER`]); `None` when another
/// logger was installed first. Call [`AppLogger::attach_dir`] or [`AppLogger::no_file`] once the
/// settings directory is known.
pub fn install() -> Option<&'static AppLogger> {
static LOGGER: OnceLock<AppLogger> = OnceLock::new();
let spec = std::env::var("RUST_LOG").ok().filter(|s| !s.trim().is_empty());
let filter = Filter::parse(spec.as_deref().unwrap_or(DEFAULT_FILTER));
let max = filter.max();
let logger = LOGGER.get_or_init(|| AppLogger::new(filter, true));
log::set_logger(logger).ok()?;
log::set_max_level(max);
Some(logger)
}
#[cfg(test)]
mod tests {
use super::*;
use log::Log;
use std::sync::atomic::{AtomicUsize, Ordering};
use std::time::{Duration, UNIX_EPOCH};
fn temp_dir(tag: &str) -> PathBuf {
static N: AtomicUsize = AtomicUsize::new(0);
let d = std::env::temp_dir().join(format!("soundcraft-logging-{tag}-{}-{}", std::process::id(), N.fetch_add(1, Ordering::Relaxed)));
let _ = std::fs::remove_dir_all(&d);
d
}
fn read(path: &Path) -> String {
std::fs::read_to_string(path).expect("read log")
}
fn record(logger: &AppLogger, level: log::Level, target: &'static str, msg: &str) {
logger.log(&log::Record::builder().level(level).target(target).args(format_args!("{msg}")).build());
}
/// Run `f` on a thread the playback crate marks as the realtime audio thread.
fn on_audio_thread<T: Send>(f: impl FnOnce() -> T + Send) -> T {
std::thread::scope(|s| {
s.spawn(|| {
soundcraft_playback::mark_audio_thread();
f()
})
.join()
.expect("audio thread")
})
}
#[test]
fn the_default_filter_shows_soundcraft_info_and_other_crates_warnings() {
let f = Filter::parse(DEFAULT_FILTER);
assert_eq!(f.level_for("soundcraft"), LevelFilter::Info);
assert_eq!(f.level_for("soundcraft::control_server"), LevelFilter::Info);
assert_eq!(f.level_for("soundcraft_playback"), LevelFilter::Info);
assert_eq!(f.level_for("soundcraft_clap_host::ffi"), LevelFilter::Info);
assert_eq!(f.level_for("wgpu_core::device"), LevelFilter::Warn);
assert_eq!(f.level_for("cpal"), LevelFilter::Warn);
assert_eq!(f.max(), LevelFilter::Info);
}
#[test]
fn directives_follow_env_logger_and_the_most_specific_one_wins() {
let f = Filter::parse("info,wgpu_core=error,soundcraft_mix=trace,soundcraft_mix::pdc=off");
assert_eq!(f.level_for("eframe"), LevelFilter::Info);
assert_eq!(f.level_for("wgpu_core::instance"), LevelFilter::Error);
assert_eq!(f.level_for("soundcraft_mix::render"), LevelFilter::Trace);
assert_eq!(f.level_for("soundcraft_mix::pdc"), LevelFilter::Off);
assert_eq!(f.max(), LevelFilter::Trace);
// A module name is matched at `::` boundaries, not as a bare prefix.
assert_eq!(f.level_for("wgpu_core_extra"), LevelFilter::Info);
// A trailing `*` is a prefix.
assert_eq!(Filter::parse("warn,soundcraft_ui*=debug").level_for("soundcraft_ui_egui::mix_window"), LevelFilter::Debug);
assert_eq!(Filter::parse("warn,soundcraft_ui*=debug").level_for("soundcraft_engine"), LevelFilter::Warn);
// A bare target name sets that target to the most verbose level, as env_logger does.
assert_eq!(Filter::parse("naga").level_for("naga::front"), LevelFilter::Trace);
assert_eq!(Filter::parse("naga").level_for("eframe"), LevelFilter::Error);
// Levels are case-insensitive; the last bare level wins.
assert_eq!(Filter::parse("debug,WARN").level_for("x"), LevelFilter::Warn);
}
#[test]
fn hostile_specs_never_panic_and_fall_back_sensibly() {
let long = "a".repeat(100_000);
let specs = [
"",
",,,",
"=",
"==",
"=debug",
"soundcraft=",
"nonsense=loud",
"🦀=info",
"*",
"*=debug",
"a=b=c",
"warn,,soundcraft=DEBUG",
" \t ",
"\u{0}",
"é*=trace",
&long,
];
for spec in specs {
let f = Filter::parse(spec);
for target in ["soundcraft", "", "🦀", "é", "a::b"] {
let _ = f.level_for(target);
}
let _ = f.max();
}
assert_eq!(Filter::parse("warn,,soundcraft=DEBUG").level_for("soundcraft"), LevelFilter::Debug);
assert_eq!(Filter::parse("nonsense=loud").level_for("nonsense"), LevelFilter::Error);
assert_eq!(Filter::parse("=debug").max(), LevelFilter::Error, "a directive without a name is skipped");
assert_eq!(Filter::parse("*=debug").level_for("anything"), LevelFilter::Debug, "a lone `*` matches every target");
assert_eq!(Filter::parse("é*=trace").level_for("éa"), LevelFilter::Trace);
}
#[test]
fn timestamps_are_utc_with_milliseconds() {
assert_eq!(timestamp(UNIX_EPOCH), "1970-01-01T00:00:00.000Z");
assert_eq!(timestamp(UNIX_EPOCH + Duration::from_millis(1_791_446_357_728)), "2026-10-08T07:59:17.728Z");
// Leap day, and the day after it.
assert_eq!(timestamp(UNIX_EPOCH + Duration::from_secs(1_709_164_800)), "2024-02-29T00:00:00.000Z");
assert_eq!(timestamp(UNIX_EPOCH + Duration::from_secs(1_709_251_199)), "2024-02-29T23:59:59.000Z");
assert_eq!(timestamp(UNIX_EPOCH + Duration::from_secs(1_709_251_200)), "2024-03-01T00:00:00.000Z");
// 2000 is a leap year (divisible by 400), 2100 is not.
assert_eq!(timestamp(UNIX_EPOCH + Duration::from_secs(951_782_400)), "2000-02-29T00:00:00.000Z");
assert_eq!(timestamp(UNIX_EPOCH + Duration::from_secs(4_107_542_400)), "2100-03-01T00:00:00.000Z");
// Before the epoch (a clock set wrong) clamps instead of panicking.
assert_eq!(timestamp(UNIX_EPOCH - Duration::from_secs(5)), "1970-01-01T00:00:00.000Z");
}
#[test]
fn rotation_keeps_the_previous_logs_and_starts_an_empty_file() {
let dir = temp_dir("rotate");
for run in 1..=4 {
let (path, _file) = rotate(&dir).expect("rotate");
assert_eq!(path, dir.join(LOG_FILE));
assert_eq!(read(&path), "");
std::fs::write(&path, format!("run {run}")).expect("write");
}
assert_eq!(read(&dir.join(LOG_FILE)), "run 4");
assert_eq!(read(&dir.join("soundcraft.1.log")), "run 3");
assert_eq!(read(&dir.join("soundcraft.2.log")), "run 2");
assert!(!dir.join("soundcraft.3.log").exists(), "only {KEEP} old logs are kept");
let _ = std::fs::remove_dir_all(&dir);
}
#[test]
fn rotation_into_an_unusable_directory_is_an_error_not_a_panic() {
let dir = temp_dir("blocked");
std::fs::create_dir_all(dir.parent().expect("parent")).expect("tmp");
std::fs::write(&dir, "a file where the directory should be").expect("block");
assert!(rotate(&dir).is_err());
assert!(rotate(&dir.join("below")).is_err());
let _ = std::fs::remove_file(&dir);
}
#[test]
fn a_line_carries_time_level_thread_target_and_message() {
assert_eq!(
format_line(
"2026-10-08T07:59:17.728Z",
log::Level::Warn,
"main",
"soundcraft_mix",
"eq_7band: the plugin did not accept its stored state"
),
"2026-10-08T07:59:17.728Z WARN [main] soundcraft_mix: eq_7band: the plugin did not accept its stored state\n"
);
// A multi-line message keeps its lines; the record still ends in exactly one newline.
assert!(format_line("t", log::Level::Error, "w", "x", "a\nb\n").ends_with("x: a\nb\n"));
}
#[test]
fn lines_logged_before_the_file_exists_are_written_when_it_is_attached() {
let dir = temp_dir("pending");
let (path, file) = rotate(&dir).expect("rotate");
let mut sink = Sink::new(MAX_FILE_BYTES);
sink.write("early 1\n");
sink.write("early 2\n");
sink.attach(file);
sink.write("late\n");
assert_eq!(read(&path), "early 1\nearly 2\nlate\n");
let _ = std::fs::remove_dir_all(&dir);
}
#[test]
fn the_pending_buffer_is_bounded_and_says_how_much_it_dropped() {
let dir = temp_dir("bounded");
let (path, file) = rotate(&dir).expect("rotate");
let mut sink = Sink::new(MAX_FILE_BYTES);
for i in 0..MAX_PENDING + 5 {
sink.write(&format!("line {i}\n"));
}
sink.attach(file);
let text = read(&path);
assert_eq!(text.lines().filter(|l| l.starts_with("line ")).count(), MAX_PENDING);
assert_eq!(text.matches("5 earlier log lines were dropped").count(), 1, "{text}");
assert!(text.contains("line 0\n") && !text.contains(&format!("line {MAX_PENDING}\n")));
let _ = std::fs::remove_dir_all(&dir);
}
#[test]
fn exactly_max_pending_lines_drop_nothing() {
let dir = temp_dir("exact");
let (path, file) = rotate(&dir).expect("rotate");
let mut sink = Sink::new(MAX_FILE_BYTES);
for i in 0..MAX_PENDING {
sink.write(&format!("line {i}\n"));
}
sink.attach(file);
let text = read(&path);
assert_eq!(text.lines().count(), MAX_PENDING);
assert!(!text.contains("dropped"), "{text}");
let _ = std::fs::remove_dir_all(&dir);
}
#[test]
fn the_file_stops_at_its_size_cap_with_one_note() {
let dir = temp_dir("cap");
let (path, file) = rotate(&dir).expect("rotate");
let mut sink = Sink::new(100);
sink.attach(file);
for i in 0..50 {
sink.write(&format!("line {i:02} with some padding\n"));
}
let text = read(&path);
assert_eq!(text.lines().filter(|l| l.starts_with("line ")).count(), 3, "{text}");
assert_eq!(text.matches("log file reached 100 bytes").count(), 1, "{text}");
let _ = std::fs::remove_dir_all(&dir);
}
#[test]
fn the_logger_filters_records_and_writes_them_to_the_attached_file() {
let dir = temp_dir("logger");
let logger = AppLogger::new(Filter::parse(DEFAULT_FILTER), false);
record(&logger, log::Level::Info, "soundcraft", "SoundCraft starting");
record(&logger, log::Level::Info, "wgpu_core::device", "too chatty");
let path = logger.attach_dir(&dir).expect("attach");
assert_eq!(path, dir.join(LOG_FILE));
record(&logger, log::Level::Warn, "wgpu_hal::vulkan", "a real warning");
record(&logger, log::Level::Debug, "soundcraft", "below info");
let text = read(&path);
let lines: Vec<&str> = text.lines().collect();
assert_eq!(lines.len(), 2, "{text}");
assert!(lines.first().is_some_and(|l| l.contains(" INFO [") && l.ends_with("soundcraft: SoundCraft starting")), "{text}");
assert!(lines.get(1).is_some_and(|l| l.ends_with("wgpu_hal::vulkan: a real warning")), "{text}");
assert!(logger.enabled(&log::Metadata::builder().level(log::Level::Info).target("soundcraft_engine").build()));
assert!(!logger.enabled(&log::Metadata::builder().level(log::Level::Info).target("naga").build()));
// A second launch rotates: the first log becomes `.1`.
let second = AppLogger::new(Filter::parse(DEFAULT_FILTER), false);
assert_eq!(second.attach_dir(&dir).expect("attach again"), dir.join(LOG_FILE));
assert_eq!(read(&dir.join("soundcraft.1.log")), text);
let _ = std::fs::remove_dir_all(&dir);
}
#[test]
fn records_from_many_threads_are_whole_lines() {
let dir = temp_dir("threads");
let logger = AppLogger::new(Filter::parse("info"), false);
let path = logger.attach_dir(&dir).expect("attach");
std::thread::scope(|s| {
for _ in 0..4 {
s.spawn(|| {
for _ in 0..100 {
record(&logger, log::Level::Info, "soundcraft", "from a worker");
}
});
}
});
let text = read(&path);
assert_eq!(text.lines().count(), 400);
assert!(text.lines().all(|l| l.ends_with("soundcraft: from a worker")), "{text}");
let _ = std::fs::remove_dir_all(&dir);
}
#[test]
fn attaching_to_an_unusable_directory_reports_an_error_and_keeps_logging() {
let dir = temp_dir("unusable");
std::fs::write(&dir, "not a directory").expect("block");
let logger = AppLogger::new(Filter::parse("info"), false);
record(&logger, log::Level::Info, "soundcraft", "kept for a file");
let e = logger.attach_dir(&dir).expect_err("a file is not a log directory");
assert!(e.contains(&dir.display().to_string()), "{e}");
record(&logger, log::Level::Error, "x", "still fine");
let sink = logger.sink.lock().expect("sink");
assert!(sink.file.is_none() && sink.pending.is_empty(), "nothing is kept for a file that will not come");
drop(sink);
let _ = std::fs::remove_file(&dir);
}
#[test]
fn a_run_without_a_log_file_keeps_nothing_for_one() {
let logger = AppLogger::new(Filter::parse("info"), false);
record(&logger, log::Level::Info, "soundcraft", "early");
logger.no_file();
record(&logger, log::Level::Info, "soundcraft", "late");
let sink = logger.sink.lock().expect("sink");
assert!(sink.file.is_none() && sink.pending.is_empty() && sink.dropped == 0);
}
#[test]
fn a_poisoned_lock_does_not_stop_logging() {
let dir = temp_dir("poison");
let logger = AppLogger::new(Filter::parse("info"), false);
let path = logger.attach_dir(&dir).expect("attach");
let _ = std::panic::catch_unwind(std::panic::AssertUnwindSafe(|| {
let _guard = logger.sink.lock();
panic!("poison the sink");
}));
assert!(logger.sink.is_poisoned());
record(&logger, log::Level::Info, "soundcraft", "after the panic");
assert!(read(&path).contains("after the panic"));
let _ = std::fs::remove_dir_all(&dir);
}
// Realtime audio: the audio thread never takes the sink lock or touches the file.
#[test]
fn an_audio_thread_record_never_waits_for_the_sink() {
let dir = temp_dir("rt-nowait");
let logger = AppLogger::new(Filter::parse("info"), false);
let path = logger.attach_dir(&dir).expect("attach");
// Another thread holds the sink (a slow disk, say) while the audio thread logs.
let held = logger.sink.lock().expect("sink");
let (tx, rx) = std::sync::mpsc::channel();
std::thread::scope(|s| {
s.spawn(|| {
soundcraft_playback::mark_audio_thread();
record(&logger, log::Level::Warn, "soundcraft_playback", "audio stream error: device unplugged");
let _ = tx.send(());
});
let done = rx.recv_timeout(Duration::from_secs(10)).is_ok();
drop(held);
assert!(done, "the audio thread blocked on the sink lock");
});
assert_eq!(read(&path), "", "nothing is written from the audio thread itself");
let _ = std::fs::remove_dir_all(&dir);
}
#[test]
fn the_first_audio_thread_record_is_written_later_with_a_count_of_the_rest() {
let dir = temp_dir("rt-report");
let logger = AppLogger::new(Filter::parse(DEFAULT_FILTER), false);
let path = logger.attach_dir(&dir).expect("attach");
on_audio_thread(|| {
record(&logger, log::Level::Warn, "soundcraft_playback", "audio stream error: device unplugged");
for _ in 0..41 {
record(&logger, log::Level::Warn, "soundcraft_playback", "audio stream error: still unplugged");
}
// Filtered out: neither kept nor counted.
record(&logger, log::Level::Debug, "soundcraft_clap_host::plugin", "process failed");
});
assert_eq!(read(&path), "");
logger.report_audio_thread();
let text = read(&path);
let lines: Vec<&str> = text.lines().collect();
assert_eq!(lines.len(), 2, "{text}");
assert!(lines.first().is_some_and(|l| l.contains(" WARN [audio] soundcraft_playback: audio stream error: device unplugged")), "{text}");
assert!(lines.get(1).is_some_and(|l| l.contains("41 more log records from the realtime audio thread were not written")), "{text}");
// Reported once.
logger.report_audio_thread();
assert_eq!(read(&path), text);
// The next record from any other thread reports what the audio thread kept since, first.
on_audio_thread(|| record(&logger, log::Level::Error, "soundcraft_clap_host::ffi", "clap plugin: out of voices"));
record(&logger, log::Level::Info, "soundcraft", "UI thread");
let text = read(&path);
let tail: Vec<&str> = text.lines().skip(2).collect();
assert_eq!(tail.len(), 2, "{text}");
assert!(tail.first().is_some_and(|l| l.contains(" ERROR [audio] soundcraft_clap_host::ffi: clap plugin: out of voices")), "{text}");
assert!(tail.get(1).is_some_and(|l| l.ends_with("soundcraft: UI thread")), "{text}");
let _ = std::fs::remove_dir_all(&dir);
}
#[test]
fn a_long_audio_thread_record_is_cut_at_a_character_boundary() {
let dir = temp_dir("rt-long");
let logger = AppLogger::new(Filter::parse("info"), false);
let path = logger.attach_dir(&dir).expect("attach");
let long = "é".repeat(REALTIME_MESSAGE_BYTES);
on_audio_thread(|| record(&logger, log::Level::Warn, "soundcraft", &long));
logger.report_audio_thread();
let text = read(&path);
let message = text.split("soundcraft: ").nth(1).expect("message");
assert!(message.ends_with("…\n"), "{text}");
assert!(message.len() <= REALTIME_MESSAGE_BYTES + "…\n".len(), "{}", message.len());
assert!(message.trim_end_matches(['…', '\n']).chars().all(|c| c == 'é'));
let _ = std::fs::remove_dir_all(&dir);
}
}

View File

@ -5,10 +5,14 @@
//! `--control <port>` (or `SOUNDCRAFT_CONTROL_PORT`) starts a localhost JSON-lines control server
//! (`0` picks a free port and prints it): `{"id":1,"method":"ui.inspect","params":{}}` →
//! `{"id":1,"ok":true,"result":…}`. See `soundcraft_ui_egui::control` for the methods.
//!
//! `log` records go to standard error and `<settings dir>/logs/soundcraft.log` (`RUST_LOG` sets the
//! levels); see [`logging`].
#![cfg_attr(all(target_os = "windows", not(debug_assertions)), windows_subsystem = "windows")]
#![deny(clippy::unwrap_used, clippy::expect_used, clippy::panic, clippy::unimplemented, clippy::todo, clippy::unreachable)]
mod control_server;
mod logging;
#[cfg(target_os = "macos")]
mod native_menu;
@ -16,17 +20,21 @@ use soundcraft_engine::Engine;
use soundcraft_ui_egui::{Services, SoundApp, UiState};
use std::sync::Arc;
struct App(SoundApp, #[cfg(target_os = "macos")] Option<native_menu::NativeMenu>);
struct App(SoundApp, Option<&'static logging::AppLogger>, #[cfg(target_os = "macos")] Option<native_menu::NativeMenu>);
impl eframe::App for App {
fn logic(&mut self, ctx: &egui::Context, _frame: &mut eframe::Frame) {
// What the realtime audio thread logged is written here, off that thread.
if let Some(logger) = self.1 {
logger.report_audio_thread();
}
#[cfg(target_os = "macos")]
if let Some(menu) = &mut self.1 {
if let Some(menu) = &mut self.2 {
menu.process(&mut self.0);
}
self.0.logic(ctx);
#[cfg(target_os = "macos")]
if let Some(menu) = &mut self.1 {
if let Some(menu) = &mut self.2 {
menu.sync(&self.0);
}
// Files dropped on the window: sessions open, audio/MIDI import.
@ -60,6 +68,9 @@ impl eframe::App for App {
}
fn on_exit(&mut self) {
save_prefs(&self.0.ui);
if let Some(logger) = self.1 {
logger.report_audio_thread();
}
}
}
@ -78,8 +89,9 @@ fn open_path(app: &mut SoundApp, p: &str) {
}
}
fn prefs_path() -> Option<std::path::PathBuf> {
let base = if cfg!(target_os = "macos") {
/// The per-user settings directory: `ui.json`, `Autosave/`, `Presets/` and `logs/` live here.
fn config_dir() -> Option<std::path::PathBuf> {
if cfg!(target_os = "macos") {
std::env::var_os("HOME").map(|h| std::path::PathBuf::from(h).join("Library/Application Support/SoundCraft"))
} else if cfg!(windows) {
std::env::var_os("APPDATA").map(|a| std::path::PathBuf::from(a).join("SoundCraft"))
@ -88,12 +100,20 @@ fn prefs_path() -> Option<std::path::PathBuf> {
.map(std::path::PathBuf::from)
.or_else(|| std::env::var_os("HOME").map(|h| std::path::PathBuf::from(h).join(".config")))
.map(|c| c.join("soundcraft"))
};
base.map(|b| b.join("ui.json"))
}
}
fn prefs_path() -> Option<std::path::PathBuf> {
config_dir().map(|b| b.join("ui.json"))
}
/// Runs without preferences (`SOUNDCRAFT_NO_PREFS`, agents' test runs) neither read nor write them.
fn prefs_enabled() -> bool {
std::env::var_os("SOUNDCRAFT_NO_PREFS").is_none()
}
fn load_prefs() -> Option<UiState> {
if std::env::var_os("SOUNDCRAFT_NO_PREFS").is_some() {
if !prefs_enabled() {
return None;
}
let bytes = std::fs::read(prefs_path()?).ok()?;
@ -101,7 +121,7 @@ fn load_prefs() -> Option<UiState> {
}
fn save_prefs(ui: &UiState) {
if std::env::var_os("SOUNDCRAFT_NO_PREFS").is_some() {
if !prefs_enabled() {
return;
}
if let Some(p) = prefs_path() {
@ -153,14 +173,14 @@ fn app_icon() -> Option<egui::IconData> {
}
fn main() -> eframe::Result {
// First, so every start-up record (and the engine's panic hook, installed with the first
// Engine) is captured; see `logging`.
let logger = logging::install();
let args: Vec<String> = std::env::args().skip(1).collect();
if args.iter().any(|a| a == "--version" || a == "-V") {
println!("SoundCraft {}", env!("CARGO_PKG_VERSION"));
return Ok(());
}
if std::env::var_os("RUST_LOG").is_none() {
// Quiet by default; `RUST_LOG=info` for more.
}
let demo = args.iter().any(|a| a == "--demo" || a == "--sample");
let no_audio = args.iter().any(|a| a == "--no-audio");
let control_port: Option<u16> = args
@ -175,6 +195,24 @@ fn main() -> eframe::Result {
.filter(|(i, a)| !a.starts_with("--") && !(i > &0 && args.get(i - 1).is_some_and(|p| p == "--control")))
.map(|(_, a)| a.clone())
.collect();
log::info!("SoundCraft {} ({} {})", env!("CARGO_PKG_VERSION"), std::env::consts::OS, std::env::consts::ARCH);
// The log file lives in the settings directory; opened after the arguments, so `--version`
// leaves no file behind. Records logged until now are written to it first. Runs without
// preferences (agents' test runs) log to standard error only, so they don't rotate away the
// user's own logs.
if let Some(logger) = logger {
match config_dir() {
_ if !prefs_enabled() => logger.no_file(),
Some(dir) => match logger.attach_dir(&dir.join(logging::LOG_DIR)) {
Ok(path) => log::info!("log file {}", path.display()),
Err(e) => log::warn!("no log file: {e}"),
},
None => {
logger.no_file();
log::warn!("no log file: no settings directory (HOME, XDG_CONFIG_HOME or APPDATA is not set)");
}
}
}
let engine = if demo { soundcraft_engine::demo::demo_engine() } else { Engine::default() };
let mut options = eframe::NativeOptions {
@ -221,6 +259,7 @@ fn main() -> eframe::Result {
};
Ok(Box::new(App(
app,
logger,
#[cfg(target_os = "macos")]
menu,
)))

View File

@ -21,3 +21,13 @@
real_name = "Brandon Thomas"
display_name = "Brandon Thomas"
sync_github_name = false
[people.hamada147]
real_name = "Ahmed Moussa"
display_name = "Ahmed Moussa"
sync_github_name = true
[people.switch87]
real_name = "Gert Pellin"
display_name = "Gert Pellin"
sync_github_name = false

View File

@ -278,6 +278,11 @@ pub fn gain_to_db(g: f32) -> f32 {
(20.0 * a.log10()).max(MIN_DB)
}
/// MIDI note number to frequency in Hz (equal temperament, A4 = note 69 = 440 Hz).
pub fn midi_to_hz(note: f64) -> f64 {
440.0 * 2f64.powf((note - 69.0) / 12.0)
}
#[cfg(test)]
mod trait_default_tests {
use super::*;

View File

@ -359,3 +359,21 @@ fn step_marker(e: &mut Engine, dir: i64) -> Result<Value> {
e.transport_requests.push(crate::TransportRequest::Locate(t));
Ok(json!({"at": t}))
}
#[cfg(test)]
mod tests {
use crate::demo::demo_engine;
use serde_json::json;
/// The tempo-ruler dialog runs `event.tempo` with `bpm` and `at`; the change must land at that position.
#[test]
fn tempo_change_at_position_is_applied() {
let mut e = demo_engine();
let sr = e.session().sample_rate;
let at = sr.samples(4.0);
e.execute("event.tempo", &json!({"bpm": 133.5, "at": at})).unwrap();
let s = e.session();
let tick = s.tempo.samples_to_ticks(at, s.sample_rate);
assert!((s.tempo.tempo_at_tick(tick) - 133.5).abs() < 1e-9);
}
}

View File

@ -110,10 +110,6 @@ fn drums(sr: f64, frames: usize) -> (Vec<f32>, Vec<f32>, Vec<f32>) {
(k, s, h)
}
fn midi_hz(n: f64) -> f64 {
440.0 * 2f64.powf((n - 69.0) / 12.0)
}
/// Chord roots per bar (A minor, F, C, G progression), as MIDI notes.
const PROG: [[u8; 4]; 4] = [[57, 60, 64, 69], [53, 57, 60, 65], [48, 52, 55, 60], [55, 59, 62, 67]];
@ -127,7 +123,7 @@ fn bass(sr: f64, frames: usize) -> Vec<f32> {
for (eighth, semi, beats) in pattern {
let at = bar * beat * 4 + eighth * beat / 2;
let len = (beats * beat as f64) as usize;
let f = midi_hz(root + semi);
let f = soundcraft_dsp::midi_to_hz(root + semi);
let mut ph = 0.0f64;
for i in 0..len {
let Some(o) = out.get_mut(at + i) else { break };
@ -152,7 +148,7 @@ fn pad(sr: f64, frames: usize) -> (Vec<f32>, Vec<f32>) {
let chord = PROG[bar % 4];
let at = bar * bar_len;
for (vi, n) in chord.iter().enumerate() {
let f = midi_hz(f64::from(*n) + 12.0);
let f = soundcraft_dsp::midi_to_hz(f64::from(*n) + 12.0);
for (side, buf) in [(-1.0f64, &mut l), (1.0, &mut r)] {
let det = 1.0 + side * 0.0035 * (vi as f64 + 1.0);
let mut ph = vi as f64 * 0.17;

View File

@ -299,6 +299,9 @@ pub struct MixEngine {
pub monitor_only: bool,
/// Recording: record-armed tracks hear their input (auto input).
pub recording: bool,
/// Mix the metronome (Options > Click) into the output. Playback turns this on; offline renders
/// (bounces, stems, exports) leave it off so the click is never printed into a file.
pub metronome: bool,
/// Third-party instances come from [`MixEngine::adopt`] instead of being created in `sync`.
external: bool,
/// Instances handed over by the host, waiting for `sync` to place them.
@ -363,6 +366,7 @@ impl MixEngine {
input: Vec::new(),
monitor_only: false,
recording: false,
metronome: false,
external: false,
adopt: HashMap::new(),
retired: Vec::new(),
@ -655,6 +659,13 @@ impl MixEngine {
self.meters.entry(t.id).or_default().measure(&self.main, frames, 0.0);
}
}
// Metronome: summed after the master fader, so it reaches the speakers without passing
// through any track, send or insert. Only the playback engine sets `metronome`.
// Not while monitoring only (transport stopped): the position does not advance there, so the
// start of the same beat would repeat every block as a buzz.
if self.metronome && !self.monitor_only && s.edit.click && !(s.edit.flag("click.only_during_record") && !self.recording) {
click::render(s, pos, frames, &mut self.main);
}
// Output: min(out.len(), main channels) channels; any further output channels are silent.
for (c, o) in out.iter_mut().enumerate() {
let src = self.main.get(c);
@ -1000,12 +1011,47 @@ fn structure_fingerprint(s: &Session) -> usize {
h.finish() as usize
}
std::thread_local! {
static AUDIO_THREAD: std::cell::Cell<bool> = const { std::cell::Cell::new(false) };
}
/// Mark the calling thread as the realtime audio thread (`soundcraft_playback`'s cpal callbacks
/// do, every call: one thread-local store). Strips [`MixEngine::render`] hands to worker threads
/// count as the audio thread while they render for it. Code that might run there asks
/// [`on_audio_thread`] before doing anything that blocks; the desktop app's logger does, so a
/// `log::` record from the audio thread never takes a lock or touches a file.
pub fn mark_audio_thread() {
AUDIO_THREAD.set(true);
}
/// True on the thread [`mark_audio_thread`] marked, and on a worker while it renders strips for
/// it. Lock-free and allocation-free.
pub fn on_audio_thread() -> bool {
AUDIO_THREAD.get()
}
/// Run `f` on this thread as (or as not) the audio thread, then restore the thread's own mark
/// (also when `f` unwinds): a pool worker renders for realtime playback and offline bounces alike.
#[cfg(not(target_arch = "wasm32"))]
fn as_audio_thread(audio: bool, f: impl FnOnce()) {
struct Restore(bool);
impl Drop for Restore {
fn drop(&mut self) {
AUDIO_THREAD.set(self.0);
}
}
let _restore = Restore(AUDIO_THREAD.replace(audio));
f();
}
/// Process strips, in parallel on native targets when there are enough of them.
#[cfg(not(target_arch = "wasm32"))]
fn run_strips<T: Send>(work: &mut [T], f: impl Fn(&mut T) + Sync + Send) {
use rayon::prelude::*;
if work.len() >= 4 {
work.par_iter_mut().for_each(f);
// The workers render on behalf of this thread: on the audio thread, they are it too.
let audio = on_audio_thread();
work.par_iter_mut().for_each(|w| as_audio_thread(audio, || f(w)));
} else {
work.iter_mut().for_each(f);
}
@ -1075,6 +1121,67 @@ fn receives_solo(s: &Session, t: &Track) -> bool {
.any(|o| o.mixer.solo && (o.mixer.output == Route::Bus(*b) || o.mixer.sends.iter().flatten().any(|sn| sn.target == Route::Bus(*b))))
}
/// Metronome: a short synthesized blip on every beat of the tempo map, accented on beat 1 of
/// each bar. Settings come from `setup.click_countoff` (`click.*` values).
mod click {
use super::*;
/// Blip length in seconds.
const LEN_S: f64 = 0.03;
pub fn render(s: &Session, pos: Samples, frames: usize, main: &mut [Vec<f32>]) {
let sr = s.sample_rate;
let rate = sr.as_f64();
let len = (LEN_S * rate) as i64;
let end = pos.saturating_add(frames as i64);
let gain = f64::from(db_to_gain(s.edit.value("click.volume_db", -6.0).clamp(-60.0, 12.0) as f32));
let accent = (note_hz(s.edit.value("click.accent_note", 84.0)), s.edit.value("click.accent_velocity", 127.0));
let normal = (note_hz(s.edit.value("click.normal_note", 72.0)), s.edit.value("click.normal_velocity", 100.0));
// Start one blip length early so a click that began in an earlier block still rings into this one.
let t0 = s.tempo.samples_to_ticks(pos.saturating_sub(len), sr).max(0).saturating_sub(1);
let mut tick = t0.saturating_sub(s.tempo.bar_beat_at_tick(t0).tick);
// Blocks hold a few beats at most; the guard only protects against a malformed tempo map.
for _ in 0..4096 {
let at = s.tempo.tick_to_samples(tick, sr);
if at >= end {
break;
}
if at.saturating_add(len) > pos {
let (hz, vel) = if s.tempo.bar_beat_at_tick(tick).beat == 1 { accent } else { normal };
let amp = gain * (vel.clamp(1.0, 127.0) / 127.0);
blip(main, at - pos, frames, hz, amp as f32, rate);
}
tick = tick.saturating_add(s.tempo.meter_at_tick(tick).ticks_per_beat());
}
}
/// Adds one decaying sine blip whose first sample sits `rel` frames into the block (negative
/// when it began before the block) to every channel.
fn blip(main: &mut [Vec<f32>], rel: i64, frames: usize, hz: f64, amp: f32, rate: f64) {
let len = (LEN_S * rate) as usize;
let w = std::f64::consts::TAU * hz / rate;
let first = usize::try_from(-rel).unwrap_or(0);
for i in first..len {
let Ok(at) = usize::try_from(rel + i as i64) else { continue };
if at >= frames {
break;
}
let env = (-6.0 * i as f64 / len as f64).exp() as f32;
let v = ((w * i as f64).sin() as f32) * env * amp;
for ch in main.iter_mut() {
if let Some(d) = ch.get_mut(at) {
*d += v;
}
}
}
}
/// Click pitch for a MIDI note setting (clamped to the MIDI range).
fn note_hz(note: f64) -> f64 {
soundcraft_dsp::midi_to_hz(note.clamp(0.0, 127.0))
}
}
fn render_clip(s: &Session, clip: &Clip, pos: Samples, frames: usize, buf: &mut [Vec<f32>], _scratch: &mut [f32]) {
let ClipContent::Audio { source, offset } = clip.content else { return };
let block = Range { start: pos, end: pos.saturating_add(frames as i64) };
@ -1642,6 +1749,50 @@ fn create_plugin(id: &str) -> Option<Box<dyn Plugin>> {
.or_else(|| soundcraft_au_host::create(id))
}
#[cfg(test)]
mod audio_thread_tests {
use super::*;
#[test]
fn only_a_marked_thread_is_the_audio_thread() {
assert!(!on_audio_thread());
let marked = std::thread::spawn(|| {
let before = on_audio_thread();
mark_audio_thread();
(before, on_audio_thread())
})
.join()
.unwrap();
assert_eq!(marked, (false, true));
assert!(!on_audio_thread(), "marking another thread leaves this one alone");
}
/// What `on_audio_thread` says inside each strip job, for strips run from a thread that is
/// (or is not) the audio thread.
fn seen_by_strips(audio: bool) -> Vec<bool> {
std::thread::spawn(move || {
if audio {
mark_audio_thread();
}
let mut work = vec![None; 64];
run_strips(&mut work, |w| {
// Long enough that the pool's workers take part.
std::thread::sleep(std::time::Duration::from_millis(1));
*w = Some(on_audio_thread());
});
work.into_iter().map(|w| w.unwrap()).collect()
})
.join()
.unwrap()
}
#[test]
fn strips_rendered_for_the_audio_thread_count_as_the_audio_thread_and_only_then() {
assert!(seen_by_strips(true).iter().all(|&rt| rt), "a worker rendering for the audio thread is on it");
assert!(seen_by_strips(false).iter().all(|&rt| !rt), "the workers don't stay marked afterwards");
}
}
#[cfg(test)]
mod tests {
use super::*;
@ -1934,6 +2085,76 @@ mod tests {
assert!(out.iter().all(|c| c.iter().all(|x| *x == 0.0)));
}
#[test]
fn stopped_monitoring_does_not_click() {
let mut s = Session::default();
s.edit.click = true;
let mut eng = MixEngine::new(48_000.0, 512);
eng.metronome = true;
eng.monitor_only = true;
let mut out = vec![vec![0.0f32; 512]; 2];
for _ in 0..4 {
eng.render(&s, 0, 512, &mut out);
assert!(out.iter().all(|c| c.iter().all(|x| *x == 0.0)));
}
}
/// Renders `len` frames from zero the way playback does (metronome on), in blocks of `block`.
fn render_playback(s: &Session, len: usize, block: usize, recording: bool) -> Vec<Vec<f32>> {
let mut eng = MixEngine::new(s.sample_rate.as_f64() as f32, block);
eng.metronome = true;
eng.recording = recording;
let mut out = vec![vec![0.0f32; len]; 2];
let mut tmp = vec![vec![0.0f32; block]; 2];
let mut done = 0usize;
while done < len {
let n = (len - done).min(block);
eng.render(s, done as i64, n, &mut tmp);
for (o, t) in out.iter_mut().zip(tmp.iter()) {
if let (Some(d), Some(src)) = (o.get_mut(done..done + n), t.get(..n)) {
d.copy_from_slice(src);
}
}
done += n;
}
out
}
#[test]
fn click_sounds_on_every_beat_only_in_playback() {
let mut s = Session::default();
let beat = s.sample_rate.as_f64() as usize * 60 / 120; // 120 BPM quarter notes
let len = beat * 8;
s.edit.click = true;
// Offline renders (bounces, stems) never print the metronome.
let offline = render_range(&s, Range::new(0, len as i64), 512);
assert!(offline.iter().all(|c| c.iter().all(|x| *x == 0.0)));
let out = render_playback(&s, len, 512, false);
for b in 0..8usize {
let at = b * beat;
let on: f32 = out[0][at..at + 200].iter().map(|x| x.abs()).fold(0.0, f32::max);
let off: f32 = out[0][at + beat / 2..at + beat / 2 + 200].iter().map(|x| x.abs()).fold(0.0, f32::max);
assert!(on > 0.1, "beat {b} should click, peak {on}");
assert_eq!(off, 0.0, "between beats must stay silent");
assert_eq!(out[0][at], out[1][at], "both channels get the click");
}
// Blocks that start mid-beat render the same clicks as a single pass.
let split = render_playback(&s, len, 97, false);
assert_eq!(out, split);
}
#[test]
fn click_only_during_record_follows_recording() {
let mut s = Session::default();
s.edit.click = true;
s.edit.set_flag("click.only_during_record", true);
let idle = render_playback(&s, 48_000, 512, false);
assert!(idle.iter().all(|c| c.iter().all(|x| *x == 0.0)));
let rec = render_playback(&s, 48_000, 512, true);
assert!(rec.iter().any(|c| c.iter().any(|x| x.abs() > 0.1)));
}
/// A session with one track of `fmt` playing a distinct DC level per channel (0.1, 0.2, …).
fn multichannel_session(fmt: ChannelFormat, main: ChannelFormat, frames: usize) -> (Session, TrackId) {
let mut s = Session::default();

View File

@ -35,6 +35,10 @@ use std::sync::{Arc, Mutex, PoisonError};
const BLOCK: usize = 512;
/// The realtime audio thread marker lives in the mix engine, which carries it into the strips it
/// renders on worker threads; the cpal callbacks here set it.
pub use soundcraft_mix::{mark_audio_thread, on_audio_thread};
/// Meter values for the UI.
#[derive(Debug, Clone, Default)]
pub struct MeterSnapshot {
@ -99,6 +103,7 @@ struct AudioState {
fn new_engine(sr: f32) -> MixEngine {
let mut m = MixEngine::new(sr, BLOCK);
m.set_external_instances(true);
m.metronome = true;
m
}
@ -222,7 +227,7 @@ impl AudioState {
if self.mix.input.len() != ch {
self.mix.input = vec![vec![0.0; BLOCK]; ch];
}
ring.pop_into(&mut self.mix.input, n);
ring.pop_into(&mut self.mix.input, n, self.session.sample_rate.hz());
}
self.mix.monitor_only = !self.playing;
self.mix.recording = self.recording;
@ -390,11 +395,19 @@ impl Player {
let rate = config.sample_rate.0;
let channels = usize::from(config.channels);
let mut state = AudioState::new(rx, Arc::clone(&shared), session, f64::from(rate), gtx);
let err_fn = |e: cpal::StreamError| log::warn!("audio stream error: {e}");
// cpal may call this on the audio thread (on ALSA in a loop while the device
// stays broken): marked, so the logger hands the record off instead of writing it.
let err_fn = |e: cpal::StreamError| {
mark_audio_thread();
log::warn!("audio stream error: {e}");
};
use cpal::traits::{DeviceTrait, StreamTrait};
match device.build_output_stream(
&config,
move |data: &mut [f32], _: &cpal::OutputCallbackInfo| state.fill(data, channels),
move |data: &mut [f32], _: &cpal::OutputCallbackInfo| {
mark_audio_thread();
state.fill(data, channels);
},
err_fn,
None,
) {

View File

@ -50,13 +50,14 @@ impl Recorder {
let config = cfg.config();
let shared = Arc::new(Shared { armed: AtomicBool::new(false), data: Mutex::new(Vec::new()) });
let sh = Arc::clone(&shared);
let monitor = InputRing::new(usize::from(config.channels));
let monitor = InputRing::new(usize::from(config.channels), config.sample_rate.0);
let mon = Arc::clone(&monitor);
let mut backlog: Vec<f32> = Vec::new();
let stream = device
.build_input_stream(
&config,
move |data: &[f32], _: &cpal::InputCallbackInfo| {
crate::mark_audio_thread();
mon.push(data);
if !sh.armed.load(Ordering::Relaxed) {
backlog.clear();
@ -72,7 +73,11 @@ impl Recorder {
backlog.extend_from_slice(data);
}
},
|e| log::warn!("input stream error: {e}"),
|e| {
// Possibly the audio thread (see `crate::mark_audio_thread`).
crate::mark_audio_thread();
log::warn!("input stream error: {e}");
},
None,
)
.map_err(|e| e.to_string())?;
@ -140,47 +145,133 @@ mod tests {
}
}
/// Ring state behind the lock: interleaved input frames at the input device's rate, plus the
/// fractional read position (in input frames) of the next output sample.
struct RingState {
data: std::collections::VecDeque<f32>,
phase: f64,
}
/// A small interleaved FIFO from the input callback to the output callback, for input
/// monitoring. Both sides only `try_lock`; it holds at most ~0.5 s and drops the oldest frames.
#[derive(Default)]
/// The input device may run at a different rate than the session, so the reader converts
/// rates with linear interpolation (cheap, allocation-free, fine for monitoring).
pub struct InputRing {
data: Mutex<std::collections::VecDeque<f32>>,
state: Mutex<RingState>,
pub channels: std::sync::atomic::AtomicUsize,
/// Input device sample rate in Hz (0 when unknown, which reads as "same as the session").
rate: u32,
/// Most samples kept: half a second of input, or 24 000 frames when the rate is unknown.
cap: usize,
}
impl InputRing {
pub fn new(channels: usize) -> Arc<InputRing> {
pub fn new(channels: usize, rate: u32) -> Arc<InputRing> {
let ch = channels.max(1);
let frames = if rate == 0 { 24_000 } else { rate as usize / 2 };
Arc::new(InputRing {
data: Mutex::new(std::collections::VecDeque::with_capacity(48_000 * channels.max(1))),
channels: std::sync::atomic::AtomicUsize::new(channels.max(1)),
state: Mutex::new(RingState { data: std::collections::VecDeque::with_capacity(rate.max(48_000) as usize * ch), phase: 0.0 }),
channels: std::sync::atomic::AtomicUsize::new(ch),
rate,
cap: frames * ch,
})
}
pub fn push(&self, samples: &[f32]) {
if let Ok(mut d) = self.data.try_lock() {
let cap = 24_000 * self.channels.load(Ordering::Relaxed).max(1);
d.extend(samples.iter().copied());
while d.len() > cap {
d.pop_front();
if let Ok(mut s) = self.state.try_lock() {
s.data.extend(samples.iter().copied());
while s.data.len() > self.cap {
s.data.pop_front();
}
}
}
/// Fill `out` (planar) with up to `frames` frames; missing frames are silence.
pub fn pop_into(&self, out: &mut [Vec<f32>], frames: usize) {
/// Fill `out` (planar, at `session_rate`) with up to `frames` frames, converting from the
/// input rate. Missing frames are silence.
pub fn pop_into(&self, out: &mut [Vec<f32>], frames: usize, session_rate: u32) {
let ch = self.channels.load(Ordering::Relaxed).max(1);
for c in out.iter_mut() {
c.iter_mut().take(frames).for_each(|x| *x = 0.0);
}
let Ok(mut d) = self.data.try_lock() else { return };
let avail = (d.len() / ch).min(frames);
for f in 0..avail {
let Ok(mut s) = self.state.try_lock() else { return };
// Input frames consumed per output frame.
let step = if self.rate == 0 || session_rate == 0 { 1.0 } else { f64::from(self.rate) / f64::from(session_rate) };
for f in 0..frames {
// Drop input frames we have moved past; keep the one at `phase` and the next one.
while s.phase >= 1.0 && s.data.len() >= 2 * ch {
s.data.drain(..ch);
s.phase -= 1.0;
}
if s.phase >= 1.0 || s.data.len() < 2 * ch {
break;
}
let fr = s.phase as f32;
for c in 0..ch {
let v = d.pop_front().unwrap_or(0.0);
let a = s.data.get(c).copied().unwrap_or(0.0);
let b = s.data.get(ch + c).copied().unwrap_or(a);
if let Some(x) = out.get_mut(c).and_then(|o| o.get_mut(f)) {
*x = v;
*x = a + (b - a) * fr;
}
}
s.phase += step;
}
}
}
#[cfg(test)]
mod ring_tests {
use super::InputRing;
/// A 1 kHz sine recorded at 16 kHz must come out as a 1 kHz sine at 48 kHz, across calls.
#[test]
fn monitor_converts_input_rate_to_session_rate() {
let ring = InputRing::new(1, 16_000);
let input: Vec<f32> = (0..4_000).map(|i| (2.0 * std::f64::consts::PI * 1_000.0 * f64::from(i) / 16_000.0).sin() as f32).collect();
ring.push(&input);
let mut out = vec![vec![0.0f32; 48]];
let mut k = 0usize;
for _ in 0..10 {
ring.pop_into(&mut out, 48, 48_000);
for v in &out[0] {
let want = (2.0 * std::f64::consts::PI * 1_000.0 * k as f64 / 48_000.0).sin() as f32;
assert!((v - want).abs() < 0.05, "sample {k}: got {v}, want {want}");
k += 1;
}
}
}
/// Input faster than the session (96 kHz into 48 kHz): every other frame is read, in order.
#[test]
fn monitor_decimates_when_input_is_faster() {
let ring = InputRing::new(1, 96_000);
let input: Vec<f32> = (0..1_000).map(|i| i as f32).collect();
ring.push(&input);
let mut out = vec![vec![0.0f32; 100]];
ring.pop_into(&mut out, 100, 48_000);
for (k, v) in out[0].iter().enumerate() {
assert_eq!(*v, (2 * k) as f32, "output {k}");
}
}
/// Same rate: samples pass through unchanged.
#[test]
fn monitor_passes_through_at_equal_rates() {
let ring = InputRing::new(2, 48_000);
let input: Vec<f32> = (0..200).map(|i| i as f32).collect();
ring.push(&input);
let mut out = vec![vec![0.0f32; 50], vec![0.0f32; 50]];
ring.pop_into(&mut out, 50, 48_000);
assert_eq!(out[0][0], 0.0);
assert_eq!(out[1][0], 1.0);
assert_eq!(out[0][49], 98.0);
}
/// Nothing buffered: silence, not stale data.
#[test]
fn monitor_underrun_is_silence() {
let ring = InputRing::new(1, 16_000);
let mut out = vec![vec![1.0f32; 16]];
ring.pop_into(&mut out, 16, 48_000);
assert!(out[0].iter().all(|v| *v == 0.0));
}
}

View File

@ -6,6 +6,7 @@ use egui::{Align2, vec2};
use serde_json::{Value, json};
use soundcraft_engine::Engine;
use soundcraft_model::{ClipId, TrackId};
use soundcraft_time::Samples;
#[derive(Debug, Clone)]
pub enum Dialog {
@ -16,6 +17,7 @@ pub enum Dialog {
RenameClip { id: ClipId, name: String },
PathPrompt { cmd: String, title: String, path: String, key: String },
Number { cmd: String, title: String, key: String, value: f64, suffix: String },
TempoChange { at: Samples, bpm: f64 }, // from double-clicking the tempo ruler
Fades { shape: String },
StripSilence { threshold: f64, min_ms: f64, pre_ms: f64, post_ms: f64 },
Group { name: String, edit: bool, mix: bool, members: Vec<(u64, String, bool)> },
@ -38,6 +40,7 @@ impl Dialogs {
Dialog::RenameClip { .. } => "rename_clip",
Dialog::PathPrompt { .. } => "path",
Dialog::Number { .. } => "number",
Dialog::TempoChange { .. } => "tempo_change",
Dialog::Fades { .. } => "fades",
Dialog::StripSilence { .. } => "strip_silence",
Dialog::Group { .. } => "group",
@ -167,6 +170,7 @@ pub fn show(app: &mut SoundApp, ctx: &egui::Context) {
Dialog::RenameTrack { .. } => "Rename Track",
Dialog::RenameClip { .. } => "Rename Clip",
Dialog::PathPrompt { title, .. } | Dialog::Number { title, .. } => title.as_str(),
Dialog::TempoChange { .. } => "Tempo Change (BPM)",
Dialog::Fades { .. } => "Fades",
Dialog::StripSilence { .. } => "Strip Silence",
Dialog::Group { .. } => "Create Group",
@ -315,6 +319,16 @@ pub fn show(app: &mut SoundApp, ctx: &egui::Context) {
action = Some((cmd.clone(), v));
}
}
Dialog::TempoChange { at, bpm } => {
ui.horizontal(|ui| {
// Same limits the engine enforces (time crate `valid_bpm`).
ui.add(egui::DragValue::new(bpm).speed(0.1).range(5.0..=1000.0));
ui.label("bpm");
});
if buttons(ui, "OK", enter) {
action = Some(tempo_change_action(*at, *bpm));
}
}
Dialog::Fades { shape } => {
for s in soundcraft_model::FadeShape::ALL {
ui.radio_value(shape, s.label().to_lowercase(), s.label());
@ -422,6 +436,11 @@ fn buttons(ui: &mut egui::Ui, ok: &str, enter: bool) -> bool {
pressed
}
/// The command the tempo-change dialog runs on OK.
fn tempo_change_action(at: Samples, bpm: f64) -> (String, Value) {
("event.tempo".into(), json!({"bpm": bpm, "at": at}))
}
fn audiosuite_window(app: &mut SoundApp, ctx: &egui::Context) {
let Some(process) = app.ui.audiosuite.clone() else { return };
let mut open = true;
@ -495,4 +514,12 @@ mod tests {
assert!(d.open_for_command(&e, "file.score_setup"));
assert!(matches!(d.open, Some(Dialog::ScoreSetup { bars_per_system: 4, .. })));
}
#[test]
fn tempo_change_dialog_runs_a_real_command_at_its_position() {
let (cmd, params) = tempo_change_action(96_000, 133.5);
assert!(soundcraft_engine::command_specs().iter().any(|c| c.id == cmd), "{cmd} is not a command");
assert_eq!(params["at"], 96_000);
assert_eq!(params["bpm"], 133.5);
}
}

View File

@ -32,6 +32,18 @@ pub struct EditLayout {
pub rows: Vec<(u64, [f32; 4])>,
pub scroll_y: f32,
pub content_h: f32,
/// Follow-hold: the view was moved by something other than the playhead
/// follow (a manual pan, scrollbar, universe jump, or programmatic
/// scroll) during playback, so timeline auto-scroll stays paused until
/// the playhead is scrolled back into view (or the transport
/// stops/starts, or a scrolling mode is re-selected). Lets the timeline
/// be inspected anywhere while playing.
pub follow_hold: bool,
/// Session `zoom.scroll` seen by the last overlay frame, for telling our
/// own follow jumps apart from outside view moves.
pub last_scroll: Samples,
/// Follow target issued by the last overlay frame (`None` when none).
pub last_follow_to: Option<Samples>,
}
pub fn x_of(s: &Session, tl: Rect, at: Samples) -> f32 {
@ -372,13 +384,7 @@ fn draw_rulers(app: &mut SoundApp, ui: &mut Ui, area: Rect, tl: Rect, rulers: &[
{
let at = snap(&s, sample_at(&s, tl, p.x).max(0));
let bpm = s.tempo.tempo_at_tick(s.tempo.samples_to_ticks(at, sr));
app.dialogs.open = Some(crate::dialogs::Dialog::Number {
cmd: format!("event.tempo@{at}"),
title: "Tempo Change (BPM)".into(),
key: "bpm".into(),
value: bpm,
suffix: "bpm".into(),
});
app.dialogs.open = Some(crate::dialogs::Dialog::TempoChange { at, bpm });
}
let mut last_label = f32::MIN;
for ev in s.tempo.tempos() {
@ -1372,6 +1378,20 @@ fn clip_at(track: &Track, at: Samples) -> Option<&Clip> {
fn lane_interaction(app: &mut SoundApp, ui: &mut Ui, track: &Track, lane: Rect, tl: Rect) {
let id = ui.id().with(("lane", track.id.0));
let resp = ui.interact(lane, id, Sense::click_and_drag());
// The clip menu is attached before the early return below: once the menu is open the pointer
// is over the popup, the lane has no hover position, and the rest of this function bails out.
// The clip is remembered at the right-click so the menu keeps its target while it is used.
let menu_clip_id = id.with("menu_clip");
if resp.secondary_clicked() {
let clip = resp.interact_pointer_pos().and_then(|p| {
let s = app.engine.session();
clip_at(track, sample_at(s, tl, p.x).max(0)).map(|c| c.id)
});
ui.ctx().data_mut(|d| d.insert_temp(menu_clip_id, clip));
}
// The clip may have been removed or moved since the right-click; only use it if it still exists.
let menu_clip = ui.ctx().data(|d| d.get_temp::<Option<ClipId>>(menu_clip_id)).flatten().filter(|c| track.clips().iter().any(|x| x.id == *c));
resp.context_menu(|ui| clip_context_menu(app, ui, menu_clip));
// Audio files dropped from the Clip List.
if let Some(src) = resp.dnd_release_payload::<crate::DragSource>()
&& let Some(p) = ui.ctx().pointer_latest_pos()
@ -1613,7 +1633,6 @@ fn lane_interaction(app: &mut SoundApp, ui: &mut Ui, track: &Track, lane: Rect,
{
let _ = app.run("edit.select", json!({"clips": [c.id.0]}));
}
resp.context_menu(|ui| clip_context_menu(app, ui, hit.as_ref().map(|c| c.id)));
}
fn automation_id(p: &AutoParam) -> String {
@ -1679,7 +1698,44 @@ fn clip_context_menu(app: &mut SoundApp, ui: &mut Ui, clip: Option<ClipId>) {
}
}
/// Next follow state after observing one frame: `(hold, follow_to)`.
///
/// The view is ours to move only while nothing else moved it: when the
/// session scroll differs from both the last seen value and our own last
/// follow target, something else (a manual pan, scrollbar, universe jump,
/// or programmatic scroll) took over, so the follow pauses (`hold`) and no
/// jump is issued. Stopping, or scrolling back to the playhead, clears the
/// hold. Only `page`/`continuous`/`center` ever issue follow jumps while
/// playing; `none`/`after_playback` leave the view alone.
fn follow_update(
playing: bool,
mode_follow: bool,
playhead_visible: bool,
cur: Samples,
last_scroll: Samples,
last_follow_to: Option<Samples>,
hold: bool,
pos: Samples,
) -> (bool, Option<Samples>) {
if !playing || playhead_visible {
return (false, None);
}
if cur != last_scroll && Some(cur) != last_follow_to {
return (mode_follow, None);
}
if hold || !mode_follow {
return (hold, None);
}
(false, Some(pos))
}
/// Selection overlay, insertion point and playhead across rulers and tracks.
/// While playing, auto-scroll keeps the playhead in view for the follow
/// modes (`page`/`continuous`/`center`) — but any outside view move (a manual
/// pan, scrollbar, universe jump, or programmatic scroll) pauses it, so the
/// timeline can be inspected anywhere during playback. Scrolling back to the
/// playhead, stopping/starting, or re-selecting a scrolling mode resumes the
/// follow. `none` and `after_playback` never scroll during playback.
fn overlay(app: &mut SoundApp, ui: &mut Ui, tl: Rect, area: Rect) {
let t = Tokens::DARK;
let mut scroll_to: Option<Samples> = None;
@ -1721,10 +1777,18 @@ fn overlay(app: &mut SoundApp, ui: &mut Ui, tl: Rect, area: Rect) {
if app.is_playing() {
let x = x_of(s, tl, app.position());
painter.line_segment([pos2(x, area.min.y), pos2(x, area.max.y)], Stroke::new(1.5, t.playhead));
// Page scrolling.
if s.edit.scrolling != "none" && (x > tl.max.x || x < tl.min.x) {
scroll_to = Some(app.position());
}
// Session reads first (owned copies), then the layout mutation: the
// two borrow disjoint fields.
let pos = app.position();
let cur = s.edit.zoom.scroll;
let mode_follow = matches!(s.edit.scrolling.as_str(), "page" | "continuous" | "center");
let visible = x >= tl.min.x && x <= tl.max.x;
let layout = &mut app.edit_layout;
let (hold, follow_to) = follow_update(true, mode_follow, visible, cur, layout.last_scroll, layout.last_follow_to, layout.follow_hold, pos);
layout.follow_hold = hold;
layout.last_scroll = cur;
layout.last_follow_to = follow_to;
scroll_to = follow_to;
}
// Ghost of a clip move.
if let Some(Gesture::MoveClips { clips, delta, to_track, .. }) = &app.gesture {
@ -1763,3 +1827,47 @@ fn overlay(app: &mut SoundApp, ui: &mut Ui, tl: Rect, area: Rect) {
let _ = app.engine.execute("view.scroll", &json!({"to": at}));
}
}
#[cfg(test)]
mod tests {
use super::follow_update;
#[test]
fn follow_jumps_to_offscreen_playhead_while_playing() {
// Steady view, follow mode, playhead left the screen: jump to it.
assert_eq!(follow_update(true, true, false, 1_000, 1_000, None, false, 96_000), (false, Some(96_000)));
}
#[test]
fn follow_leaves_onscreen_playhead_alone() {
assert_eq!(follow_update(true, true, true, 1_000, 1_000, None, false, 96_000), (false, None));
}
#[test]
fn follow_never_scrolls_when_stopped_nor_in_free_modes() {
assert_eq!(follow_update(false, true, false, 1_000, 1_000, None, false, 96_000), (false, None));
// `none`/`after_playback` never follow, even with a steady view.
assert_eq!(follow_update(true, false, false, 1_000, 1_000, None, false, 96_000), (false, None));
assert_eq!(follow_update(true, false, false, 9_000, 1_000, None, false, 96_000), (false, None));
}
#[test]
fn outside_view_move_pauses_the_follow() {
// The view moved and it was not our own jump: pause, no jump.
assert_eq!(follow_update(true, true, false, 9_000, 1_000, None, false, 96_000), (true, None));
// A held view stays held while it sits still elsewhere.
assert_eq!(follow_update(true, true, false, 9_000, 9_000, None, true, 96_000), (true, None));
}
#[test]
fn own_follow_jump_is_not_mistaken_for_a_takeover() {
// The scroll equals the target we issued last frame: keep following.
assert_eq!(follow_update(true, true, false, 96_000, 1_000, Some(96_000), false, 97_000), (false, Some(97_000)));
}
#[test]
fn hold_clears_when_playhead_returns_or_transport_stops() {
assert_eq!(follow_update(true, true, true, 9_000, 9_000, None, true, 96_000), (false, None));
assert_eq!(follow_update(false, true, false, 9_000, 9_000, None, true, 96_000), (false, None));
}
}

View File

@ -26,11 +26,41 @@ const BOLD: &[(&str, u32)] = &[
("/usr/share/fonts/truetype/liberation/LiberationSans-Bold.ttf", 0),
];
/// Asks fontconfig for the desktop's UI font. Only TrueType/OpenType results are used: egui cannot
/// read Type 1 or bitmap fonts, which `fc-match` may return on minimal systems.
#[cfg(any(target_os = "linux", target_os = "freebsd"))]
fn load_from_fontconfig(bold: bool) -> Option<FontData> {
let pattern = if bold { "sans-serif:style=Bold" } else { "sans-serif" };
let output = std::process::Command::new("fc-match").args(["--format=%{file}\\n%{index}\\n", pattern]).output().ok()?;
if !output.status.success() {
return None;
}
let stdout = String::from_utf8(output.stdout).ok()?;
let mut lines = stdout.lines();
let path = lines.next()?.trim();
// The upper 16 bits carry a variable font's named instance; the face index is the lower 16.
let index = lines.next()?.trim().parse::<u32>().ok()? & 0xFFFF;
let bytes = std::fs::read(path).ok()?;
let sfnt = matches!(bytes.get(..4), Some(b"\0\x01\0\0" | b"OTTO" | b"true" | b"ttcf"));
if !sfnt {
return None;
}
let mut font = FontData::from_owned(bytes);
font.index = index;
Some(font)
}
#[cfg(not(target_arch = "wasm32"))]
fn load(cands: &[(&str, u32)]) -> Option<FontData> {
fn load(cands: &[(&str, u32)], bold: bool) -> Option<FontData> {
if std::env::var_os("SOUNDCRAFT_NO_SYSTEM_FONTS").is_some() {
return None;
}
#[cfg(any(target_os = "linux", target_os = "freebsd"))]
if let Some(font) = load_from_fontconfig(bold) {
return Some(font);
}
#[cfg(not(any(target_os = "linux", target_os = "freebsd")))]
let _ = bold;
for (p, idx) in cands {
if let Ok(bytes) = std::fs::read(p) {
let mut fd = FontData::from_owned(bytes);
@ -42,7 +72,7 @@ fn load(cands: &[(&str, u32)]) -> Option<FontData> {
}
#[cfg(target_arch = "wasm32")]
fn load(_: &[(&str, u32)]) -> Option<FontData> {
fn load(_: &[(&str, u32)], _: bool) -> Option<FontData> {
None
}
@ -50,13 +80,13 @@ pub fn definitions() -> FontDefinitions {
let mut fonts = FontDefinitions::default();
let base: Vec<String> = fonts.families.get(&FontFamily::Proportional).cloned().unwrap_or_default();
let mut bold_family = base.clone();
if let Some(reg) = load(REGULAR) {
if let Some(reg) = load(REGULAR, false) {
fonts.font_data.insert("system-regular".into(), Arc::new(reg));
if let Some(f) = fonts.families.get_mut(&FontFamily::Proportional) {
f.insert(0, "system-regular".into());
}
}
if let Some(b) = load(BOLD) {
if let Some(b) = load(BOLD, true) {
fonts.font_data.insert("system-bold".into(), Arc::new(b));
bold_family.insert(0, "system-bold".into());
} else if fonts.font_data.contains_key("system-regular") {

View File

@ -234,6 +234,16 @@ pub struct SoundApp {
pub video: video_track::VideoPool,
}
/// Whether another automation-write pass is due: the transport moved at least
/// `step` since `last` in either direction. `last == i64::MIN` marks "never
/// written", so the first pass after (re)start is always due. Saturating
/// arithmetic keeps restarts and loop wraps overflow-free: the previous
/// `(pos - last).abs()` panicked in debug builds on the first playing frame,
/// when `last` is still `i64::MIN`.
fn automation_step_due(pos: Samples, last: Samples, step: Samples) -> bool {
last == i64::MIN || pos.saturating_sub(last) >= step || last.saturating_sub(pos) >= step
}
impl SoundApp {
pub fn new(engine: Engine, player: Option<Player>, services: Services) -> Self {
SoundApp {
@ -295,6 +305,10 @@ impl SoundApp {
if id == "app.quit" {
self.quit_requested = true;
}
if id == "options.scrolling" {
// Re-selecting a scrolling mode resumes the playhead follow.
self.edit_layout.follow_hold = false;
}
Ok(v)
}
Err(e) => {
@ -323,6 +337,12 @@ impl SoundApp {
}
self.engine.transport.playing = true;
self.engine.transport.position = from;
// A fresh start resumes the playhead follow: clear a manual hold and
// re-sync the follow tracker so the current view is not mistaken for
// an outside move on the first frame.
self.edit_layout.follow_hold = false;
self.edit_layout.last_scroll = self.engine.session().edit.zoom.scroll;
self.edit_layout.last_follow_to = None;
}
fn stop_play(&mut self) {
@ -335,11 +355,33 @@ impl SoundApp {
self.sim = None;
self.engine.transport.playing = false;
self.engine.transport.recording = false;
let s = self.engine.session();
if s.edit.insertion_follows_playback {
let stop_at = self.engine.transport.position;
// Snapshot the session flags first: `session_mut` below needs a
// mutable borrow, so no session borrow may span it.
let (follow_insertion, after_playback) = {
let s = self.engine.session();
(s.edit.insertion_follows_playback, s.edit.scrolling == "after_playback")
};
if follow_insertion {
let pos = self.engine.transport.position;
self.engine.session_mut().edit.selection = Range::point(pos);
}
if after_playback {
// After Playback never scrolls while playing, so bring the stopped
// position into view now (only if it is off-screen); every other
// mode keeps its view.
let at = stop_at.max(0);
let (scroll, spp) = {
let z = &self.engine.session().edit.zoom;
(z.scroll, z.samples_per_px.max(0.01))
};
let width = f64::from(self.edit_layout.timeline[2] - self.edit_layout.timeline[0]).max(0.0);
let end = scroll.saturating_add((width * spp) as Samples);
if at < scroll || at >= end {
let _ = self.engine.execute("view.scroll", &json!({ "to": at }));
}
}
self.edit_layout.follow_hold = false;
}
fn start_recording(&mut self) {
@ -534,7 +576,7 @@ impl SoundApp {
}
let pos = self.position();
let step = self.engine.session().sample_rate.samples(0.02);
if (pos - self.last_write_at).abs() < step {
if !automation_step_due(pos, self.last_write_at, step) {
return;
}
self.last_write_at = pos;
@ -829,3 +871,27 @@ fn feed_meter(d: &mut MeterDisplay, peak: [f32; 2], gr: f32, dt: f32) {
}
d.gr = if gr > d.gr { gr } else { d.gr * fall };
}
#[cfg(test)]
mod tests {
use super::automation_step_due;
#[test]
fn automation_first_pass_after_start_is_due_without_overflow() {
// `last_write_at` starts (and resets) at `i64::MIN`: the previous
// `(pos - last).abs()` panicked here in debug builds.
assert!(automation_step_due(0, i64::MIN, 960));
assert!(automation_step_due(48_000, i64::MIN, 960));
}
#[test]
fn automation_write_throttles_to_step() {
assert!(!automation_step_due(1_000, 900, 960));
assert!(automation_step_due(2_000, 900, 960));
}
#[test]
fn automation_write_fires_after_loop_wrap() {
assert!(automation_step_due(0, 1_000_000, 960));
}
}

View File

@ -41,8 +41,17 @@ pub fn parse(s: &str) -> Option<(Modifiers, Key)> {
key.map(|k| (m, k))
}
fn mods_match(want: Modifiers, got: Modifiers) -> bool {
want.command == got.command && want.shift == got.shift && want.alt == got.alt && (want.ctrl == got.ctrl || got.mac_cmd)
/// Whether the held modifiers `got` fire a shortcut that asks for `want`.
fn mods_match(want: Modifiers, got: Modifiers, mac: bool) -> bool {
// Off macOS egui reports Ctrl as both `ctrl` and `command`: Ctrl is the shortcut's Cmd, and a shortcut's
// Ctrl (the Mac Control key) has no key of its own there, so Ctrl+X is Cut, not Cmd+Ctrl+X.
let ctrl = if mac { want.ctrl == got.ctrl } else { !want.ctrl };
want.command == got.command && want.shift == got.shift && want.alt == got.alt && ctrl
}
/// Cmd+Ctrl+S opens Search. Off macOS Ctrl+S is Save (Cmd+S), so Search is reached from the Window menu.
fn search_chord(m: Modifiers, mac: bool) -> bool {
mac && m.command && m.ctrl
}
pub fn handle(app: &mut SoundApp, ctx: &egui::Context) {
@ -58,12 +67,14 @@ pub fn handle(app: &mut SoundApp, ctx: &egui::Context) {
})
.collect()
});
// Cmd and Ctrl are separate keys only on macOS (asked at runtime so the web build in a Mac browser agrees).
let mac = ctx.os() == egui::os::OperatingSystem::Mac;
for (key, mods) in events {
if fixed(app, key, mods) {
if fixed(app, key, mods, mac) {
continue;
}
let hit =
soundcraft_engine::command_specs().iter().find(|c| c.shortcut.and_then(parse).is_some_and(|(m, k)| k == key && mods_match(m, mods)));
soundcraft_engine::command_specs().iter().find(|c| c.shortcut.and_then(parse).is_some_and(|(m, k)| k == key && mods_match(m, mods, mac)));
if let Some(c) = hit {
let id = c.id;
if crate::menus::invoke_shortcut_dialog(app, id) {
@ -75,7 +86,7 @@ pub fn handle(app: &mut SoundApp, ctx: &egui::Context) {
}
/// Keys with context-dependent meaning. Returns true when handled.
fn fixed(app: &mut SoundApp, key: Key, m: Modifiers) -> bool {
fn fixed(app: &mut SoundApp, key: Key, m: Modifiers, mac: bool) -> bool {
let plain = !m.command && !m.alt && !m.ctrl && !m.shift;
match key {
Key::Space if !m.command && !m.alt => {
@ -87,7 +98,7 @@ fn fixed(app: &mut SoundApp, key: Key, m: Modifiers) -> bool {
let _ = app.run("transport.record", json!({}));
true
}
Key::S if m.command && m.ctrl => {
Key::S if search_chord(m, mac) => {
let _ = app.run("window.search", json!({}));
true
}
@ -227,3 +238,38 @@ fn tab_clip(app: &mut SoundApp, back: bool) {
let _ = app.run("transport.locate", json!({"at": n}));
}
}
#[cfg(test)]
mod tests {
use super::{mods_match, parse, search_chord};
use egui::Modifiers;
/// Ctrl held on Windows or Linux, as egui reports it.
const PC_CTRL: Modifiers = Modifiers { ctrl: true, command: true, ..Modifiers::NONE };
/// Cmd held on macOS.
const MAC_CMD: Modifiers = Modifiers { mac_cmd: true, command: true, ..Modifiers::NONE };
fn want(s: &str) -> Modifiers {
parse(s).map(|(m, _)| m).unwrap()
}
#[test]
fn ctrl_is_cmd_off_macos() {
assert!(mods_match(want("Cmd+S"), PC_CTRL, false));
assert!(mods_match(want("Cmd+Shift+N"), Modifiers { shift: true, ..PC_CTRL }, false));
assert!(mods_match(want("Cmd+X"), PC_CTRL, false));
assert!(!mods_match(want("Cmd+Ctrl+X"), PC_CTRL, false));
assert!(!mods_match(want("Cmd+S"), Modifiers::NONE, false));
assert!(!search_chord(PC_CTRL, false));
}
#[test]
fn cmd_and_ctrl_stay_apart_on_macos() {
assert!(mods_match(want("Cmd+S"), MAC_CMD, true));
assert!(!mods_match(want("Cmd+S"), Modifiers::CTRL, true));
assert!(mods_match(want("Cmd+Ctrl+X"), Modifiers { ctrl: true, ..MAC_CMD }, true));
assert!(!mods_match(want("Cmd+X"), Modifiers { ctrl: true, ..MAC_CMD }, true), "Cmd+Ctrl+X is not Cut");
assert!(!search_chord(MAC_CMD, true));
assert!(search_chord(Modifiers { ctrl: true, ..MAC_CMD }, true));
}
}

View File

@ -0,0 +1,66 @@
//! Regression: the clip context menu must stay open while the pointer moves onto it, so its
//! Delete item can be used. It used to vanish once the pointer left the lane, because the lane
//! returned early (no hover position) before the menu was drawn.
use egui::{Event, Modifiers, PointerButton, pos2, vec2};
use egui_kittest::Harness;
use soundcraft_ui_egui::{Services, SoundApp};
/// One UI frame, with queued synthetic pointer input applied first (as the control channel does).
fn step(h: &mut Harness<'_, SoundApp>) {
let mut raw = std::mem::take(h.input_mut());
h.state_mut().raw_input_hook(&mut raw);
*h.input_mut() = raw;
h.step();
}
fn press(h: &mut Harness<'_, SoundApp>, x: f32, y: f32, button: PointerButton) {
let pos = pos2(x, y);
let s = &mut h.state_mut().synthetic;
s.push(Event::PointerMoved(pos));
s.push(Event::PointerButton { pos, button, pressed: true, modifiers: Modifiers::NONE });
s.push(Event::PointerButton { pos, button, pressed: false, modifiers: Modifiers::NONE });
}
fn kick_clip_count(h: &Harness<'_, SoundApp>) -> usize {
let s = h.state().engine.session();
s.tracks.iter().find(|t| t.name == "Kick").map_or(0, |t| t.clips().len())
}
#[test]
fn clip_menu_stays_open_while_moving_onto_delete() {
let engine = soundcraft_engine::demo::demo_engine();
let app = SoundApp::new(engine, None, Services::default());
let mut h = Harness::builder().with_size(vec2(1600.0, 1000.0)).with_pixels_per_point(2.0).build_ui_state(
|ui, app: &mut SoundApp| {
let ctx = ui.ctx().clone();
app.logic(&ctx);
app.ui(ui);
},
app,
);
for _ in 0..6 {
step(&mut h);
}
let before = kick_clip_count(&h);
assert!(before > 0, "the demo session should have a recorded Kick clip");
// Right-click the Kick clip, then move the pointer into the menu and down to Delete.
press(&mut h, 880.0, 240.0, PointerButton::Secondary);
for _ in 0..10 {
step(&mut h);
}
// Move (no click) into the menu, as a real pointer would, so the lane loses its hover.
for (x, y) in [(900.0, 300.0), (907.0, 442.0)] {
h.state_mut().synthetic.push(Event::PointerMoved(pos2(x, y)));
for _ in 0..10 {
step(&mut h);
}
}
press(&mut h, 907.0, 442.0, PointerButton::Primary);
for _ in 0..15 {
step(&mut h);
}
assert_eq!(kick_clip_count(&h), before - 1, "clicking Delete in the clip menu should remove the clip");
}

View File

@ -1059,19 +1059,19 @@ impl Instance {
self.active
}
fn bus_count(&self, media: u32, dir: u32) -> i32 {
fn bus_count(&self, media: sv::MediaTypes, dir: sv::BusDirections) -> i32 {
// SAFETY: valid component.
unsafe { self.component.getBusCount(media as sv::MediaType, dir as sv::BusDirection) }.clamp(0, MAX_BUSES)
}
fn arrangement(&self, dir: u32, index: i32) -> Option<sv::SpeakerArrangement> {
fn arrangement(&self, dir: sv::BusDirections, index: i32) -> Option<sv::SpeakerArrangement> {
let p = self.processor()?;
let mut arr: sv::SpeakerArrangement = 0;
// SAFETY: valid processor; `arr` is writable.
ok(unsafe { p.getBusArrangement(dir as sv::BusDirection, index, &mut arr) }).then_some(arr)
}
fn bus_channels(&self, dir: u32, index: i32) -> u32 {
fn bus_channels(&self, dir: sv::BusDirections, index: i32) -> u32 {
if let Some(arr) = self.arrangement(dir, index) {
return arr.count_ones().min(MAX_BUS_CHANNELS);
}
@ -1095,7 +1095,7 @@ impl Instance {
let (din, dout) = (sv::BusDirections_::kInput, sv::BusDirections_::kOutput);
let nin = self.bus_count(audio, din);
let nout = self.bus_count(audio, dout);
let current = |s: &Self, dir: u32, n: i32| -> Vec<sv::SpeakerArrangement> {
let current = |s: &Self, dir: sv::BusDirections, n: i32| -> Vec<sv::SpeakerArrangement> {
(0..n).map(|i| s.arrangement(dir, i).unwrap_or(sv::SpeakerArr::kStereo)).collect()
};
let want = if mono { sv::SpeakerArr::kMono } else { sv::SpeakerArr::kStereo };
@ -1166,7 +1166,10 @@ impl Instance {
self.context.tempo = 120.0;
self.context.timeSigNumerator = 4;
self.context.timeSigDenominator = 4;
self.context.state = sv::ProcessContext_::StatesAndFlags_::kTempoValid | sv::ProcessContext_::StatesAndFlags_::kTimeSigValid;
// The flag constants are the C default enum type: i32 on Windows, u32 elsewhere.
#[allow(clippy::unnecessary_cast)]
let flags = (sv::ProcessContext_::StatesAndFlags_::kTempoValid | sv::ProcessContext_::StatesAndFlags_::kTimeSigValid) as u32;
self.context.state = flags;
self.host.latency_changed.store(false, Ordering::Relaxed);
Ok(layout)
}

View File

@ -9,7 +9,12 @@ fn main() {
let dir = common::fixture_dir();
let gain = soundcraft_vst3_host::scan_paths(&[dir.to_path_buf()]).into_iter().find(|d| d.name == "Fixture Gain").expect("fixture").id;
let mut p = soundcraft_vst3_host::instantiate_plugin(&gain).expect("instantiate");
assert_eq!(p.editor_size(), Ok((320, 240)));
// Editor windows are hosted on macOS only; elsewhere the probe reports "unsupported".
if cfg!(target_os = "macos") {
assert_eq!(p.editor_size(), Ok((320, 240)));
} else {
assert!(p.editor_size().is_err());
}
let mut ed = soundcraft_dsp::Plugin::editor(&mut p).expect("editor handle");
assert!(!ed.is_open());
assert_eq!(ed.idle().len(), 1, "the fixture's setup edit");

View File

@ -212,7 +212,12 @@ fn state_saves_component_and_controller_and_restores_them() {
fn editor_view_is_probed_and_edits_come_back_as_plain_values() {
let id = id_of("Fixture Gain");
let mut p = soundcraft_vst3_host::instantiate_plugin(&id).unwrap();
assert_eq!(p.editor_size(), Ok((320, 240)));
// Editor windows are hosted on macOS only; elsewhere the probe reports "unsupported".
if cfg!(target_os = "macos") {
assert_eq!(p.editor_size(), Ok((320, 240)));
} else {
assert!(p.editor_size().is_err());
}
let mut ed = soundcraft_dsp::Plugin::editor(&mut p).expect("editor handle");
// The fixture "edits" Gain to 0.9 (normalized) when it gets the component handler.
assert_eq!(ed.idle(), vec![("7".to_string(), 1.8)]);

View File

@ -41,6 +41,12 @@ process in parallel; plugin delay compensation aligns every path. The same engin
bounces offline (`render_range`) and realtime playback (`soundcraft_playback::Player`, which owns
it on the audio thread and receives new session snapshots through a channel).
The cpal callbacks mark their thread (`soundcraft_playback::mark_audio_thread`). Code that may run
there can ask `on_audio_thread()` before doing anything that blocks; the desktop app's logger does,
so a `log::` record from the audio thread (a stream error, a full synth event queue, a hosted
plugin's failed `process`, a CLAP plugin's own log call) is kept without waiting and written later
by the UI thread (see README › Logs).
## Agent control
The desktop app's control channel (JSON lines over TCP) exposes engine commands, inspection,

View File

@ -35,9 +35,10 @@ After the draft is published, the workflow refuses to touch that version again,
**Test runs:** *Actions → Release → Run workflow* runs the whole pipeline by hand. The optional
`version` input (such as `0.2.0-rc.1`) overrides `Cargo.toml` for that run only. The jobs apply it
with `cargo xtask version set` before building, so the binaries report it too. The run still needs
the `release` environment, which only the `release` branch can use, so pick that branch in the
dialog.
with `cargo xtask version set` before building, so the binaries report it too. Only the signing
jobs (macOS, Windows) and the draft-release job use the `release` environment, which only the
`release` branch can use. On any other branch the run is a dry run: Linux, Flatpak, FreeBSD and
web build and are checked, the signing jobs are refused, and no release is drafted.
## What gets built
@ -49,11 +50,14 @@ dialog.
| Windows 11 ARM64 | `soundcraft-<v>-windows-arm64.msi`, `soundcraft-<v>-windows-arm64-portable.zip` | `windows-latest` (cross-compiled; `windows-arm64.yml` installs and runs it on ARM64) |
| Linux x86_64 | `soundcraft-<v>-linux-x86_64.{AppImage,deb,rpm,tar.gz}` | `ubuntu-22.04` |
| Linux aarch64 | `soundcraft-<v>-linux-aarch64.{AppImage,deb,rpm,tar.gz}` | `ubuntu-22.04-arm` |
| AppImage updates | `soundcraft-<v>-linux-{x86_64,aarch64}.AppImage.zsync` | with the AppImage |
| Flatpak x86_64, aarch64 | `soundcraft-<v>-linux-{x86_64,aarch64}.flatpak` | `ubuntu-24.04`, `ubuntu-24.04-arm` (repackages the Linux tarball) |
| FreeBSD 14 x86_64 | `soundcraft-<v>-freebsd-x86_64.tar.gz` (a `/usr/local` tree) | FreeBSD 14.3 VM on `ubuntu-latest` |
| Web | `soundcraft-web-<v>.zip` (static site; see [`packaging/web/README.md`](../packaging/web/README.md)) | `ubuntu-latest` |
The Flatpak manifest (`packaging/linux/flatpak/ai.storyteller.soundcraft.yml`) is kept ready for a
Flathub submission and validated in CI, but not built there (see Linux below).
The from-source Flatpak manifest (`packaging/linux/flatpak/ai.storyteller.soundcraft.yml`) is
kept ready for a Flathub submission; the release's `.flatpak` bundles come from
`ai.storyteller.soundcraft.bundle.yml` (see Linux below).
### Audio libraries
@ -68,7 +72,8 @@ plugins), and WebAudio in the browser.
routes ALSA to the OSS `sound(4)` devices. Without a device the player falls back to its
silent clock, so the transport still runs.
- **Flatpak**: alsa-lib and its PulseAudio plugin come with the freedesktop runtime; the
manifest grants `--socket=pulseaudio`.
manifests grant `--socket=pulseaudio` (PipeWire's pulse server answers on it). No raw ALSA
devices and no JACK: SoundCraft doesn't use either.
- **Web**: browsers start audio only after a user gesture, so the first click in the page may be
needed before sound plays. The web build has no recording.
@ -89,6 +94,9 @@ plugins), and WebAudio in the browser.
- **Notarization:** the app is zipped and sent with `xcrun notarytool submit --wait`, then the
ticket is stapled to the app. The app goes on a DMG (`hdiutil`, with an `Applications` link).
The DMG is signed, notarized and stapled too.
Its Finder window (background, icon size and positions) comes from
[`packaging/macos/dmg/`](../packaging/macos/dmg/README.md), and its volume is named `SoundCraft`
without the version, which the window's background needs; the DMG file name keeps the version.
- **CLI:** the universal `soundcraft-cli` is signed with the hardened runtime, zipped and
notarized.
@ -131,14 +139,24 @@ Locally on Windows: `dotnet tool install -g wix --version 5.0.2`, then
MIDI), hicolor icons from 16 px to 512 px plus a scalable SVG, AppStream metainfo, and a
shared-mime-info file declaring `application/x-soundcraft-session` (`*.scraft`).
- **AppImage** (maintained `AppImage/appimagetool`, static runtime: no libfuse2 needed).
- **AppImage** (maintained `AppImage/appimagetool`, static runtime: no libfuse2 needed). Each
embeds the update information
`gh-releases-zsync|storytold|soundcraft|latest|soundcraft-*-linux-<arch>.AppImage.zsync`, and
the `.zsync` next to it (written when `zsyncmake` from the `zsync` package is installed, as in
CI) lets AppImageUpdate fetch only the changed blocks of the newest non-pre-release.
- **.deb** and **.rpm** by [nfpm](https://nfpm.goreleaser.com/) from one `nfpm.yaml`; the
`postinst.sh` hook refreshes the desktop, MIME and icon caches.
- **.tar.gz** for people who manage their own `/opt` or `~/.local`.
- **Flatpak**: `packaging/linux/flatpak/ai.storyteller.soundcraft.yml` builds from source on the
freedesktop 25.08 runtime with Wayland/X11, `dri`, PulseAudio and `xdg-music`; other files go
through the portals. A real build needs vendored crates (`cargo-sources.json` from
`flatpak-cargo-generator.py`); the commands are in the manifest's header.
- **Flatpak**: the `flatpak` job runs `packaging/linux/flatpak-bundle.sh` on the Linux job's
tarball (no Rust build) with `flatpak/ai.storyteller.soundcraft.bundle.yml`, then installs the
bundle and runs `soundcraft-cli --version` in the sandbox. Install with
`flatpak install --user soundcraft-<v>-linux-<arch>.flatpak`. Both manifests use the freedesktop
25.08 runtime with Wayland/X11, `dri`, PulseAudio and `xdg-music`; other files go through the
portals. For the VST3 and CLAP hosts they grant `~/.vst3` and `~/.clap` read-only and mount
Flathub's `org.freedesktop.LinuxAudio.Plugins` extensions (pointed to by `VST3_PATH` and
`CLAP_PATH`); system plugin folders aren't visible in the sandbox.
`ai.storyteller.soundcraft.yml` builds from source for Flathub and needs vendored crates
(`cargo-sources.json` from `flatpak-cargo-generator.py`); the commands are in its header.
Binaries are built on Ubuntu 22.04 and need **glibc ≥ 2.35**. X11, Wayland, xkbcommon, Vulkan
and EGL are loaded at runtime, so the packages declare them as dependencies or recommendations.
@ -164,8 +182,8 @@ through WebAudio.
## Secrets
All secrets live in the repository's **`release` environment** (*Settings → Environments →
release*), restricted to the `release` branch. Every job in `release.yml` declares
`environment: release`. Each secret is optional: if one is missing, that platform's artifacts
release*), restricted to the `release` branch. Only the jobs that sign (macOS, Windows) and the
draft-release job declare `environment: release`; the others get no secrets. Each secret is optional: if one is missing, that platform's artifacts
are unsigned and the run shows a `::warning::`. Scripts never echo secret values; certificates
are written with `umask 077` and deleted in `always()`/`finally` steps.
@ -197,5 +215,5 @@ those tools. `apps/soundcraft/src/main.rs` sets the runtime window/Dock/taskbar
`.github/workflows/packaging-lint.yml` runs in seconds on any change to `packaging/`, the
workflows or the icons: actionlint, shellcheck, a PowerShell parse, xmllint (WiX, plists,
AppStream, MIME), `desktop-file-validate`, `appstreamcli validate`, and a YAML check of the
Flatpak manifest.
AppStream, MIME), `desktop-file-validate`, `appstreamcli validate`, and a check that the two
Flatpak manifests agree on runtime, finish-args and plugin extensions.

View File

@ -0,0 +1,72 @@
#!/usr/bin/env bash
# Repackage a SoundCraft Linux tarball as a single-file Flatpak bundle:
#
# $DIST/soundcraft-<version>-linux-<arch>.flatpak
#
# Usage: packaging/linux/flatpak-bundle.sh [--no-test] [TARBALL]
#
# TARBALL defaults to $DIST/soundcraft-<version>-linux-<arch>.tar.gz from package.sh. The bundle
# is built for the host architecture (x86_64 or aarch64), which must match the tarball's.
# Needs flatpak, flatpak-builder and the SVG pixbuf loader (librsvg2-common) for the host's
# `appstreamcli compose`; the freedesktop runtime and SDK named in the manifest are
# installed per-user from Flathub. Unless --no-test, the bundle is then installed per-user and
# `soundcraft-cli --version` is run inside the sandbox as a smoke test.
# Manifest: packaging/linux/flatpak/ai.storyteller.soundcraft.bundle.yml.
set -euo pipefail
# shellcheck source=../env.sh
. "$(dirname "${BASH_SOURCE[0]}")/../env.sh"
HERE="$ROOT/packaging/linux"
APP_ID=ai.storyteller.soundcraft
FLATHUB=https://dl.flathub.org/repo/flathub.flatpakrepo
TEST=1
TARBALL=""
while [ $# -gt 0 ]; do
case "$1" in
--no-test) TEST=0; shift ;;
-h | --help) sed -n '2,14p' "$0"; exit 0 ;;
-*) echo "unknown argument: $1" >&2; exit 2 ;;
*) TARBALL="$1"; shift ;;
esac
done
ARCH="$(uname -m)"
case "$ARCH" in
x86_64) ;;
aarch64 | arm64) ARCH=aarch64 ;;
*) echo "unsupported architecture $ARCH" >&2; exit 2 ;;
esac
BASENAME="soundcraft-$VERSION-linux-$ARCH"
TARBALL="${TARBALL:-$DIST/$BASENAME.tar.gz}"
[ -f "$TARBALL" ] || { echo "error: $TARBALL not found (run packaging/linux/package.sh --formats tar first)" >&2; exit 1; }
for tool in flatpak flatpak-builder; do
command -v "$tool" >/dev/null || { echo "error: $tool not found (apt install flatpak flatpak-builder librsvg2-common)" >&2; exit 1; }
done
echo "==> SoundCraft $VERSION Flatpak bundle for $ARCH from $(basename "$TARBALL")"
WORK="$CARGO_TARGET_DIR/flatpak-bundle"
rm -rf "$WORK"
mkdir -p "$WORK/stage"
tar -xzf "$TARBALL" -C "$WORK/stage" --strip-components=1
[ -x "$WORK/stage/bin/soundcraft" ] || { echo "error: $TARBALL has no bin/soundcraft" >&2; exit 1; }
cp "$HERE/flatpak/$APP_ID.bundle.yml" "$WORK/$APP_ID.yml"
flatpak remote-add --user --if-not-exists flathub "$FLATHUB"
# --disable-rofiles-fuse: no FUSE in containers and CI runners.
flatpak-builder --user --install-deps-from=flathub --disable-rofiles-fuse --force-clean \
--default-branch=stable --repo="$WORK/repo" --state-dir="$WORK/state" "$WORK/build" "$WORK/$APP_ID.yml"
OUT="$DIST/$BASENAME.flatpak"
# --runtime-repo lets `flatpak install` fetch the freedesktop runtime from Flathub if missing.
flatpak build-bundle --runtime-repo="$FLATHUB" "$WORK/repo" "$OUT" "$APP_ID" stable
echo "wrote $OUT"
if [ "$TEST" = 1 ]; then
flatpak install --user -y --noninteractive --reinstall "$OUT"
flatpak info --user "$APP_ID"
flatpak run --command=soundcraft-cli "$APP_ID" --version
flatpak run --command=sh "$APP_ID" -c 'ls /app/share/applications /app/share/metainfo /app/share/mime/packages /app/share/icons/hicolor/scalable/apps'
fi
echo "==> done"
ls -lh "$OUT"

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@ -0,0 +1,73 @@
# Flatpak manifest for the single-file bundle attached to every GitHub release
# (soundcraft-<version>-linux-<arch>.flatpak). Build it with packaging/linux/flatpak-bundle.sh.
#
# It repackages the release's own Linux tarball (soundcraft-<version>-linux-<arch>.tar.gz,
# built on Ubuntu 22.04 by package.sh) instead of compiling Rust inside flatpak-builder: no
# network and no vendored crate sources during the build, a few seconds instead of 20+ minutes,
# and byte-for-byte the same binaries as the AppImage/deb/rpm. The script unpacks the tarball
# into `stage/` next to a copy of this file. The binaries need glibc >= 2.35 and load X11,
# Wayland, xkbcommon, Vulkan and libasound at runtime; the freedesktop runtime has all of them
# (plus alsa-lib's PulseAudio plugin), and the GPU driver comes from its
# org.freedesktop.Platform.GL extension.
#
# ai.storyteller.soundcraft.yml (same directory) is the from-source manifest for Flathub. Keep
# runtime-version, finish-args and add-extensions identical in both (packaging-lint checks this).
id: ai.storyteller.soundcraft
runtime: org.freedesktop.Platform
runtime-version: '25.08'
sdk: org.freedesktop.Sdk
command: soundcraft
finish-args:
# Display: Wayland first; X11 only when no Wayland compositor is running.
- --socket=wayland
- --socket=fallback-x11
# X11 shared memory (MIT-SHM). Without it the X11 fallback is slow or fails.
- --share=ipc
# GPU access for the wgpu UI (Vulkan, or GL as a fallback).
- --device=dri
# Playback and recording. cpal talks to ALSA; the runtime's alsa-lib routes ALSA through its
# PulseAudio plugin to this socket, which PipeWire's pulse server provides on modern desktops
# (and PulseAudio itself on older ones). Deliberately not granted: --device=all (raw /dev/snd
# for direct ALSA hardware access, which would bypass the sound server) and JACK, which
# SoundCraft doesn't use (cpal's jack feature is off; there is no live MIDI I/O either).
- --socket=pulseaudio
# Open/Save dialogs use the file-chooser portal (rfd) and drag-and-drop the document portal,
# so broad filesystem access isn't needed. Music is granted for sessions and their
# "Audio Files" folders opened by path from the command line.
- --filesystem=xdg-music
# VST3 and CLAP plugin hosts. The per-user plugin folders the hosts scan, read-only.
# System folders (/usr/lib/vst3, /usr/lib/clap) aren't reachable from the sandbox, and plugins
# there are linked against the host's libraries rather than the runtime's; sandboxed plugins
# come from Flatpak extensions instead (add-extensions below), found through these paths.
- --filesystem=~/.vst3:ro
- --filesystem=~/.clap:ro
- --env=VST3_PATH=/app/extensions/Plugins/vst3
- --env=CLAP_PATH=/app/extensions/Plugins/clap
# Flathub's shared audio-plugin extension point (org.freedesktop.LinuxAudio.Plugins.*, the one
# Ardour, Bitwig and friends use). Optional: nothing is downloaded unless the user installs a
# plugin extension; merge-dirs lets every installed one appear under .../Plugins/{vst3,clap}.
add-extensions:
org.freedesktop.LinuxAudio.Plugins:
directory: extensions/Plugins
version: '25.08'
add-ld-path: lib
merge-dirs: vst3;clap
subdirectories: true
no-autodownload: true
modules:
- name: soundcraft
buildsystem: simple
build-commands:
- install -Dm755 bin/soundcraft /app/bin/soundcraft
- install -Dm755 bin/soundcraft-cli /app/bin/soundcraft-cli
- install -Dm644 share/applications/ai.storyteller.soundcraft.desktop /app/share/applications/ai.storyteller.soundcraft.desktop
# Session files; the runtime's shared-mime-info already knows WAV, AIFF, FLAC, MP3 and MIDI.
- install -Dm644 share/mime/packages/ai.storyteller.soundcraft.xml /app/share/mime/packages/ai.storyteller.soundcraft.xml
# Already has the release's version and date substituted by package.sh.
- install -Dm644 share/metainfo/ai.storyteller.soundcraft.metainfo.xml /app/share/metainfo/ai.storyteller.soundcraft.metainfo.xml
- mkdir -p /app/share/icons /app/share/doc && cp -R share/icons/hicolor /app/share/icons/ && cp -R share/doc/soundcraft /app/share/doc/
# Mount point for the plugin extensions (add-extensions).
- install -d /app/extensions/Plugins
sources:
- type: dir
path: stage

View File

@ -8,6 +8,9 @@
# flatpak run ai.storyteller.soundcraft
#
# For Flathub, replace the `dir` source with a `git` source pinned to a release tag and commit.
# ai.storyteller.soundcraft.bundle.yml repackages the release tarball into the .flatpak attached
# to each GitHub release; keep runtime-version, finish-args and add-extensions identical in both
# (packaging-lint checks this).
#
# Audio: cpal talks to ALSA. alsa-lib (headers in the Sdk, the library in the Platform) and its
# PulseAudio plugin ship with the freedesktop runtime, which routes ALSA through the PulseAudio
@ -20,16 +23,42 @@ sdk-extensions:
- org.freedesktop.Sdk.Extension.rust-stable
command: soundcraft
finish-args:
- --share=ipc
# Display: Wayland first; X11 only when no Wayland compositor is running.
- --socket=wayland
- --socket=fallback-x11
# X11 shared memory (MIT-SHM). Without it the X11 fallback is slow or fails.
- --share=ipc
# GPU access for the wgpu UI (Vulkan, or GL as a fallback).
- --device=dri
# Playback and recording (ALSA through the PulseAudio/PipeWire socket).
# Playback and recording. cpal talks to ALSA; the runtime's alsa-lib routes ALSA through its
# PulseAudio plugin to this socket, which PipeWire's pulse server provides on modern desktops
# (and PulseAudio itself on older ones). Deliberately not granted: --device=all (raw /dev/snd
# for direct ALSA hardware access, which would bypass the sound server) and JACK, which
# SoundCraft doesn't use (cpal's jack feature is off; there is no live MIDI I/O either).
- --socket=pulseaudio
# Open/Save dialogs use the file-chooser portal (rfd), and drag-and-drop uses the document
# portal, so broad filesystem access isn't needed. Music is granted for sessions and their
# Open/Save dialogs use the file-chooser portal (rfd) and drag-and-drop the document portal,
# so broad filesystem access isn't needed. Music is granted for sessions and their
# "Audio Files" folders opened by path from the command line.
- --filesystem=xdg-music
# VST3 and CLAP plugin hosts. The per-user plugin folders the hosts scan, read-only.
# System folders (/usr/lib/vst3, /usr/lib/clap) aren't reachable from the sandbox, and plugins
# there are linked against the host's libraries rather than the runtime's; sandboxed plugins
# come from Flatpak extensions instead (add-extensions below), found through these paths.
- --filesystem=~/.vst3:ro
- --filesystem=~/.clap:ro
- --env=VST3_PATH=/app/extensions/Plugins/vst3
- --env=CLAP_PATH=/app/extensions/Plugins/clap
# Flathub's shared audio-plugin extension point (org.freedesktop.LinuxAudio.Plugins.*, the one
# Ardour, Bitwig and friends use). Optional: nothing is downloaded unless the user installs a
# plugin extension; merge-dirs lets every installed one appear under .../Plugins/{vst3,clap}.
add-extensions:
org.freedesktop.LinuxAudio.Plugins:
directory: extensions/Plugins
version: '25.08'
add-ld-path: lib
merge-dirs: vst3;clap
subdirectories: true
no-autodownload: true
build-options:
append-path: /usr/lib/sdk/rust-stable/bin
modules:
@ -51,6 +80,8 @@ modules:
install -d /app/share/metainfo;
sed -e "s/@VERSION@/$version/" -e "s/@DATE@/$(date -u +%Y-%m-%d)/"
packaging/linux/ai.storyteller.soundcraft.metainfo.xml.in > /app/share/metainfo/ai.storyteller.soundcraft.metainfo.xml
# Mount point for the plugin extensions (add-extensions).
- install -d /app/extensions/Plugins
sources:
- type: dir
path: ../../..

View File

@ -2,6 +2,7 @@
# Build and package SoundCraft for Linux (<arch> is x86_64 or aarch64):
#
# $DIST/soundcraft-<version>-linux-<arch>.AppImage any distro with glibc >= the build host's
# $DIST/soundcraft-<version>-linux-<arch>.AppImage.zsync delta updates (needs zsyncmake)
# $DIST/soundcraft-<version>-linux-<arch>.deb Debian, Ubuntu, Mint, Pop!_OS, ...
# $DIST/soundcraft-<version>-linux-<arch>.rpm Fedora, openSUSE, RHEL, ...
# $DIST/soundcraft-<version>-linux-<arch>.tar.gz plain FHS-style tree (bin/, share/)
@ -10,7 +11,8 @@
#
# Needs: cargo; nfpm for deb/rpm (https://nfpm.goreleaser.com); appimagetool for the AppImage
# (downloaded into $CARGO_TARGET_DIR if missing). Build on an old distro (CI: Ubuntu 22.04,
# glibc 2.35) so the binaries run on newer ones. Optional: desktop-file-validate, appstreamcli.
# glibc 2.35) so the binaries run on newer ones. Optional: desktop-file-validate, appstreamcli,
# zsyncmake (the zsync package) for the AppImage's .zsync.
set -euo pipefail
# shellcheck source=../env.sh
. "$(dirname "${BASH_SOURCE[0]}")/../env.sh"
@ -23,7 +25,7 @@ while [ $# -gt 0 ]; do
case "$1" in
--skip-build) SKIP_BUILD=1; shift ;;
--formats) FORMATS="$2"; shift 2 ;;
-h | --help) sed -n '2,15p' "$0"; exit 0 ;;
-h | --help) sed -n '2,17p' "$0"; exit 0 ;;
*) echo "unknown argument: $1" >&2; exit 2 ;;
esac
done
@ -108,11 +110,29 @@ if has appimage; then
chmod +x "$TOOL"
fi
fi
OUT="$DIST/$BASENAME.AppImage"
# Absolute, because appimagetool runs in $DIST below (CARGO_TARGET_DIR or APPIMAGETOOL may be
# relative).
OUT="$(cd "$DIST" && pwd)/$BASENAME.AppImage"
APPDIR="$(cd "$APPDIR" && pwd)"
TOOL="$(cd "$(dirname "$TOOL")" && pwd)/$(basename "$TOOL")"
# A .zsync left by an earlier run would hide a missing zsyncmake and describe another file.
rm -f "$OUT.zsync"
# Update information: AppImageUpdate, AppImageLauncher and the like read it from the file and
# fetch only the blocks that changed in a newer release, through the .zsync published next to
# each AppImage on GitHub Releases. `latest` is the newest published release that is not a
# pre-release. A fork's builds point at its own releases through GITHUB_REPOSITORY.
REPO="${GITHUB_REPOSITORY:-storytold/soundcraft}"
UPDATE_INFO="gh-releases-zsync|${REPO%%/*}|${REPO#*/}|latest|soundcraft-*-linux-$ARCH.AppImage.zsync"
# Extract-and-run: works without FUSE (containers, CI). The output embeds the static runtime,
# so users don't need libfuse2 either.
ARCH="$ARCH" APPIMAGE_EXTRACT_AND_RUN=1 "$TOOL" --no-appstream "$APPDIR" "$OUT"
# so users don't need libfuse2 either. With zsyncmake on the host (CI installs the zsync
# package) appimagetool also writes the .zsync, into its working directory, hence the cd.
(cd "$DIST" && ARCH="$ARCH" APPIMAGE_EXTRACT_AND_RUN=1 "$TOOL" --no-appstream -u "$UPDATE_INFO" "$APPDIR" "$OUT")
echo "wrote $OUT"
if [ -s "$OUT.zsync" ]; then
echo "wrote $OUT.zsync"
else
warn "zsyncmake not found, so $OUT.zsync was not written; AppImage delta updates need it"
fi
fi
"$STAGE/usr/bin/soundcraft-cli" --version

View File

@ -0,0 +1,44 @@
# macOS DMG window
What Finder shows when the DMG opens: a 660 × 400 pt background with the app icon and the
`Applications` link side by side. `package.sh` copies these files into the image; nothing here is
generated at build time, so the DMG still builds with `hdiutil makehybrid` (no mounted device, no
Finder scripting on CI, nothing extra installed in the signing job).
| File | What |
|---|---|
| `background.svg` | Source of the background: the app icon (`assets/app-icon/icon.svg`, linked, not copied) cropped as a cover on the SoundCraft colour field (`#14a9c4`), Ink and Paper. Its text (Inter, JetBrains Mono) is outlined, so rendering it needs no fonts. No paper grain: noise doesn't compress, and this keeps `background.tiff` small. |
| `background.tiff` | The background at 1x (660 × 400 px, 72 dpi) and 2x (1320 × 800 px, 144 dpi) in one HiDPI TIFF (16-colour palette, Deflate, sRGB). Goes to `.background/background.tiff`. |
| `dmg-layout.DS_Store` | Finder's view settings for the volume: window size, icon size 128, SoundCraft.app at (326, 205), `Applications` at (574, 205), and the background. Goes to `.DS_Store` in the image; named so it isn't mistaken for (or ignored like) a Finder-generated `.DS_Store`. |
| `generate.py` | Writes `background.tiff` and `dmg-layout.DS_Store` from the SVG and the layout above. |
## The volume name has no version
The mounted volume is called `SoundCraft`, not `SoundCraft <version>`. The layout points at the background
through an alias that includes the volume name, and Finder resolves it by that name: with a
versioned name the window keeps its size and icon positions but shows no background (tested).
The DMG file name (`soundcraft-<version>-macos-<arch>.dmg`) still carries the version.
## Rules
- **Finder draws the icon labels in black in light and dark mode** when a window has a background,
so the area under both icons stays light (Paper).
- **Nothing goes inside the icon boxes:** artwork keeps 10 pt clear of each 128 pt icon box and of
the label strip under it.
## Regenerate
Edit `background.svg` (or the layout constants in `generate.py`), then run, on any OS:
```sh
pip install 'pillow>=12' ds_store==1.3.3 mac_alias==2.2.3
python3 packaging/macos/dmg/generate.py # needs resvg on PATH
```
Both outputs are byte-for-byte reproducible and carry nothing from the machine that ran it: the
SVG renders without any fonts, and `dmg-layout.DS_Store` is written from scratch, its background
alias holding only the volume name and `/.background/background.tiff`. If you add text to the SVG,
outline it (`usvg` from resvg converts text to paths). The window is 660 × 432 with Finder's 32 pt
title bar; the content area is 660 × 400.
This follows VectorCraft's `packaging/macos/dmg/` (storytold/vectorcraft#493).

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@ -0,0 +1,158 @@
#!/usr/bin/env python3
"""Regenerate background.tiff and dmg-layout.DS_Store for the macOS DMG window (see README.md here).
Needs resvg on PATH and:
pip install 'pillow>=12' ds_store==1.3.3 mac_alias==2.2.3
Runs on any OS, no Mac needed. Both outputs come from this script alone, so they carry nothing
from the machine that made them: no local paths, user or disk names, dates or volume UUIDs.
python3 packaging/macos/dmg/generate.py
"""
import datetime
import os
import shutil
import subprocess
import sys
import tempfile
from ds_store import DSStore
from mac_alias import Alias, TargetInfo, VolumeInfo
from PIL import Image, ImageCms
HERE = os.path.dirname(os.path.abspath(__file__))
# Keep in sync with package.sh (volume name) and README.md (layout).
VOLUME = "SoundCraft"
WIDTH, HEIGHT = 660, 400 # window content, pt; the background's 1x size
TITLE_BAR = 32
ICON_SIZE = 128
PALETTE = 16 # colours in background.tiff
ICONS = {"SoundCraft.app": (326, 205), "Applications": (574, 205)}
# A fixed date for the alias and the colour profile. Finder never matches it against the image
# (each build is a new volume): it finds the background by volume name and path.
FIXED_DATE = datetime.datetime(2026, 10, 8, tzinfo=datetime.timezone.utc)
def render(svg, width, out):
# The SVG's text is already outlined and no fonts are loaded, so every machine draws the
# same pixels.
subprocess.run(
["resvg", "--skip-system-fonts", "-w", str(width), svg, out],
check=True,
)
with Image.open(out) as im:
return im.convert("RGB")
def quantize(im):
# No dithering: dither noise compresses badly and the artwork has flat fills.
return im.quantize(PALETTE, method=Image.Quantize.FASTOCTREE, dither=Image.Dither.NONE)
def srgb_profile():
# LittleCMS's built-in sRGB ("No copyright, use freely"), with its creation date fixed.
icc = bytearray(ImageCms.ImageCmsProfile(ImageCms.createProfile("sRGB")).tobytes())
d = FIXED_DATE
icc[24:36] = b"".join(v.to_bytes(2, "big") for v in (d.year, d.month, d.day, 0, 0, 0))
if icc[84:100] != bytes(16):
sys.exit("error: the sRGB profile has an ID; recompute it after fixing the date")
return bytes(icc)
def write_tiff(svg, out):
"""1x (72 dpi) and 2x (144 dpi) in one TIFF, as `tiffutil -cathidpicheck` writes them."""
with tempfile.TemporaryDirectory() as tmp:
one, two = (
quantize(render(svg, WIDTH * s, os.path.join(tmp, f"{s}x.png"))) for s in (1, 2)
)
two.encoderinfo = {"dpi": (144, 144)} # the rest as the first page
# Opaque 16-colour palette, Deflate: the artwork is three inks plus antialiasing, and a palette
# keeps the file under ~100 KB (repository assets must stay small). As PhotoCraft's.
one.save(
out,
"TIFF",
save_all=True,
append_images=[two],
compression="tiff_adobe_deflate", # brand-ok: Pillow's name for TIFF compression 8 (Deflate)
dpi=(72, 72),
icc_profile=srgb_profile(),
)
with Image.open(out) as im:
im.seek(1)
if im.info.get("dpi") != (144, 144):
sys.exit("error: the 2x page isn't 144 dpi (needs Pillow 12 or later)")
strips = []
for page in (0, 1):
im.seek(page)
strips += zip(im.tag_v2[273], im.tag_v2[279]) # StripOffsets, StripByteCounts
# TIFF keeps directories and tag data on even offsets. When a strip ends on an odd one, libtiff
# leaves the padding byte after it uninitialised, so the file changed from run to run with
# identical pixels. Zero it: nothing refers to that byte.
starts = {o for o, _ in strips}
with open(out, "r+b") as f:
for o, n in strips:
if (o + n) % 2 and o + n not in starts:
f.seek(o + n)
f.write(bytes(1))
def background_alias():
# What Finder stores for /.background/background.tiff on the volume, minus anything about the
# machine (dmgbuild writes the same kind of alias from a mounted image). Disk type 5 (ejectable),
# the volume flags and the folder/file ids (25, 26) are what Finder wrote on a test image; the ids
# are only hints, as the volume's creation date.
volume = VolumeInfo(VOLUME, FIXED_DATE, b"H+", 5, 0x0D02, b"\0\0")
volume.posix_path = f"/Volumes/{VOLUME}"
target = TargetInfo(0, "background.tiff", 25, 26, FIXED_DATE, b"\0\0\0\0", b"\0\0\0\0")
target.folder_name = ".background"
target.cnid_path = [25]
target.carbon_path = f"{VOLUME}:.background:\0background.tiff"
target.posix_path = "/.background/background.tiff"
return Alias(volume=volume, target=target).to_bytes()
def write_ds_store(out):
if os.path.exists(out):
os.remove(out)
with DSStore.open(out, "w+") as d:
d["."]["bwsp"] = {
"ShowStatusBar": False,
"ShowToolbar": False,
"ShowTabView": False,
"ContainerShowSidebar": False,
"ShowSidebar": False,
"WindowBounds": f"{{{{200, 528}}, {{{WIDTH}, {HEIGHT + TITLE_BAR}}}}}",
}
d["."]["icvp"] = {
"viewOptionsVersion": 1,
"backgroundType": 2,
"backgroundImageAlias": background_alias(),
"backgroundColorRed": 1.0,
"backgroundColorGreen": 1.0,
"backgroundColorBlue": 1.0,
"gridOffsetX": 0.0,
"gridOffsetY": 0.0,
"gridSpacing": 100.0,
"arrangeBy": "none",
"showIconPreview": True,
"showItemInfo": False,
"labelOnBottom": True,
"textSize": 16.0,
"iconSize": float(ICON_SIZE),
}
d["."]["vSrn"] = ("long", 1)
for name, pos in ICONS.items():
d[name]["Iloc"] = pos
def main():
if not shutil.which("resvg"):
sys.exit("error: resvg not found (brew install resvg / cargo install resvg --locked)")
write_tiff(os.path.join(HERE, "background.svg"), os.path.join(HERE, "background.tiff"))
write_ds_store(os.path.join(HERE, "dmg-layout.DS_Store"))
if __name__ == "__main__":
main()

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@ -129,10 +129,15 @@ STAGE="$WORK/dmg"
mkdir -p "$STAGE"
ditto "$APP" "$STAGE/SoundCraft.app"
ln -s /Applications "$STAGE/Applications"
# Finder window layout: background, icon size and positions (packaging/macos/dmg/README.md).
mkdir -p "$STAGE/.background"
cp "$HERE/dmg/background.tiff" "$STAGE/.background/background.tiff"
cp "$HERE/dmg/dmg-layout.DS_Store" "$STAGE/.DS_Store"
rm -f "$DMG" "$WORK/raw.dmg"
# makehybrid + convert builds the image without attaching a device, unlike `create -srcfolder`,
# which is flaky on CI runners ("Resource busy") and hangs in sandboxed sessions.
hdiutil makehybrid -hfs -hfs-volume-name "SoundCraft $VERSION" -hfs-openfolder "$STAGE" -o "$WORK/raw.dmg" "$STAGE"
# The volume name has no version: .DS_Store finds the background through an alias that includes it.
hdiutil makehybrid -hfs -hfs-volume-name "SoundCraft" -hfs-openfolder "$STAGE" -o "$WORK/raw.dmg" "$STAGE"
hdiutil convert "$WORK/raw.dmg" -format UDZO -imagekey zlib-level=9 -o "$DMG"
rm -f "$WORK/raw.dmg"
sign "$DMG"