@mastra/core/dist/browser/recording/mjpeg-avi.d.ts

/**
 * Pure-JS Motion-JPEG AVI muxer.
 *
 * Writes a list of JPEG frames into an AVI 1.0 container so that the resulting
 * `.avi` file plays in QuickTime / Preview / VLC / Chromium without depending
 * on ffmpeg or any native module.
 *
 * Implements the bare minimum of the RIFF/AVI spec needed for an MJPEG video
 * stream with no audio. All fields are little-endian.
 *
 * Reference: https://learn.microsoft.com/en-us/windows/win32/directshow/avi-riff-file-reference
 */
/** A single MJPEG frame to mux. */
export interface MjpegFrame {
    /** JPEG bytes (must start with the SOI marker 0xFF 0xD8). */
    bytes: Uint8Array;
    /** Milliseconds since recording start. Used to compute the average frame rate. */
    timestampMs: number;
}
export interface MjpegAviOptions {
    /** Frame width in pixels. */
    width: number;
    /** Frame height in pixels. */
    height: number;
}
/**
 * Encode a list of MJPEG frames as an AVI 1.0 file.
 *
 * The file is written incrementally to disk so we don't have to hold the whole
 * AVI in memory — large recordings can be hundreds of MB.
 */
export declare function writeMjpegAviFile(filePath: string, frames: readonly MjpegFrame[], opts: MjpegAviOptions): void;
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