/** Decoded YUV frame — planes are copied out of WASM heap */
export interface HEVCFrame {
    /** Luma plane (packed, no stride) */
    y: Uint16Array;
    /** Chroma Cb plane */
    cb: Uint16Array;
    /** Chroma Cr plane */
    cr: Uint16Array;
    /** Luma width (display, after conformance crop) */
    width: number;
    /** Luma height (display) */
    height: number;
    /** Chroma plane width */
    chromaWidth: number;
    /** Chroma plane height */
    chromaHeight: number;
    /** Bit depth (8 or 10) */
    bitDepth: number;
    /** Picture Order Count (display order) */
    poc: number;
}
/** Stream metadata — available after first decode */
export interface HEVCStreamInfo {
    width: number;
    height: number;
    bitDepth: number;
    /** 0=mono, 1=4:2:0, 2=4:2:2, 3=4:4:4 */
    chromaFormat: number;
    /** Profile IDC (1=Main, 2=Main10) */
    profile: number;
    /** Level IDC (e.g. 93 = Level 3.1) */
    level: number;
}
/** Result of a decode call */
export interface DecodeResult {
    frames: HEVCFrame[];
    info: HEVCStreamInfo | null;
}
/** Options for creating a decoder */
export interface DecoderOptions {
    /** URL to the hevc-decode.js WASM glue file. Auto-resolved if omitted. */
    wasmUrl?: string;
    /** URL to the .wasm binary. Auto-resolved if omitted. */
    wasmBinaryUrl?: string;
}
/** Worker message types (main → worker) */
export type WorkerRequest = {
    type: "init";
    wasmUrl: string;
} | {
    type: "decode";
    data: ArrayBuffer;
} | {
    type: "feed";
    data: ArrayBuffer;
} | {
    type: "drain";
} | {
    type: "flush";
} | {
    type: "destroy";
};
/** Worker message types (worker → main) */
export type WorkerResponse = {
    type: "ready";
} | {
    type: "info";
    info: HEVCStreamInfo;
} | {
    type: "frame";
    index: number;
    frame: HEVCFrame;
} | {
    type: "done";
    frameCount: number;
} | {
    type: "drained";
    frames: HEVCFrame[];
} | {
    type: "flushed";
    frames: HEVCFrame[];
} | {
    type: "error";
    message: string;
};
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