Iterators

@copydoc blend(const CRGB*, const CRGB*, CRGB*, fl::u16, fract8)

Lookup

Static test utility functions for file/directory management These are only available on the stub/test platform

Helper: Create audio::Context with synthetic audio designed to trigger beat detection The audio::detector::Beat uses spectral flux (change in audio::f

@brief Create channel data with RGB pattern

Internal helper to execute a fetch request and return a promise

Finds the first bit that matches the test value. Returns the index of the first matching bit, or -1 if none found. @param test_value The value to sear

Create a fingerprint of the code base by hashing file contents. Args: start_directory: The root directory to start scanning from

Check if fixture files exist

Validation buffer accessors (main thread) */

Payload setters (main thread) */

Get value from response data.

Helper to extract 16-bit big-endian value from byte vector

Get environment for Docker commands, handling Git Bash/MSYS2 path conversion.

Get all framework URLs from environment sections. Returns: List of tuples: (section_name, option_name, url)

Interpolate mic response at an arbitrary frequency (Hz). Uses log-frequency linear interpolation with binary search. Clamps to endpoint values outside

Check if an artifact is currently locked. Args: cache_dir: Global cache directory url: URL to check Returns: Tr

Native-gamut detection (#2748). Returns true when the source primaries of `p` (input_xy_r/g/b) match the LED's measured primaries (xy_r/g/b) within fl

Helper function to load a font file

Helper: create clockless ChannelData with given pin and byte data

Generate a jittered vowel: synthetic vowel with per-period amplitude and timing jitter Simulates real vocal cord irregularity — higher envelope jitter

Helper to create RGBW pixel array

* @brief Clean up MCPWM resources * * Deallocates capture channel and timer handles. Call during GpioIsrRx * cleanup or before re-initializing with

* Notifies all listeners of playback events * @param {string} eventType - Type of event * @param {Object} data - Event data * @private

Parse functions - moved from StringFormatter

Async iterator yielding lines received via BLE NOTIFY. Args: timeout: Maximum time to wait for lines in seconds. Yields:

* Records addition of a UI element * @param {string} elementId - Element ID * @param {Object} elementConfig - Element configuration

@brief Calculate additional bytes needed for reset time padding @param reset_us Reset time in microseconds @return Bytes to append for reset padding (

Compile-time memory-cost accessor. Mirrors the storage math used by the LUT builder so users can size their RAM/flash budget before calling enable_rgb

Helper: Run detector on a beat sequence and collect metrics enableLogging: Print detailed confidence and detection info for analysis warmupMeasures: N

Helper to check if samples are within valid range [-1.0, 1.0] with some tolerance

Branchless scale16by8: (i * (1 + scale)) >> 8. Eliminates the if(scale==0) branch from the standard scale16by8. The caller is responsible for skipping

Configuration

----- Silence Flag ----- Populated per-frame by the pipeline owner (Processor / Reactive) from NoiseFloorTracker::isAboveFloor(). Detectors read this

Shutdown all monitoring threads