export type DeepMindDumpKind = 'program' | 'edit' | 'global' | 'unknown';
export type DeepMindDumpMeta = {
    kind: DeepMindDumpKind;
    cmd: string;
    protocol?: number;
    bank?: number;
    program?: number;
    packedBytes: number;
    decodedLength: number;
};
export declare function trimTrailingZeros(bytes: Uint8Array, maxTrim: number): {
    trimmed: Uint8Array;
    trimmedCount: number;
};
export declare function unpackPackedMsb(packed: Uint8Array): Uint8Array;
export declare function makeDeepMindDumpRequest(opts: {
    type: 'program' | 'edit' | 'global';
    deviceId: number;
    bank?: number;
    program?: number;
}): Uint8Array;
export declare function decodeDeepMindDumpResponse(rawSysex: Uint8Array): {
    meta: DeepMindDumpMeta;
    decodedPayload: Uint8Array;
};
/**
 * Inverse of unpackPackedMsb: encode 8-bit bytes into the DeepMind
 * "Packed MS bit" format (7 data bytes → 8 MIDI bytes per group).
 */
export declare function packMsb(decoded: Uint8Array): Uint8Array;
/**
 * Build a SysEx message that writes the full edit buffer to the synth.
 * The synth treats an incoming "Edit Buffer Dump Response" (cmd 0x04)
 * as a "load this into the edit buffer" command.
 */
export declare function makeEditBufferDump(opts: {
    deviceId: number;
    protocol: number;
    decodedPayload: Uint8Array;
}): Uint8Array;
export declare function toBase64(bytes: Uint8Array): string;