/** 2 GB in bytes — the cutoff below which `<Camera>` falls back
 *  to the feather+skip blender/seam combo for safer peak memory. */
export declare const LOW_MEM_THRESHOLD_BYTES: number;
/**
 * Pure classifier.  Returns `true` when `bytes` is a positive
 * number strictly below the threshold.  Zero / NaN / undefined-shaped
 * inputs return `false` — the safe choice when the native bridge
 * hasn't surfaced the value (assume the device has enough memory
 * for the higher-quality combo; the operator can still flip
 * blender / seamFinder in the modal).
 */
export declare function isBelowMemThreshold(bytes: number): boolean;
/**
 * Read the device's physical memory from the native bridge.
 * Returns 0 when the bridge isn't loaded or the constant is missing
 * — caller should treat 0 as "unknown".
 */
export declare function getPhysicalMemoryBytes(): number;
/**
 * Composed `getPhysicalMemoryBytes()` + `isBelowMemThreshold()`.
 * Convenience for the common consumer pattern.
 */
export declare function isLowMemDevice(): boolean;
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