export type ArgumentValues = {
    filepath: string;
    volume?: number;
};
export type ArgumentValueTransformers = {
    [K in keyof ArgumentValues]?: (value: NonNullable<ArgumentValues[K]>) => NonNullable<ArgumentValues[K]>;
};
export type ArgumentValueTransformersAll = {
    [K in keyof ArgumentValues]?: (value: ArgumentValues[K]) => NonNullable<ArgumentValues[K]>;
};
export type ArgumentValueTransformersMap = Record<string, ArgumentValueTransformers>;
export type PreparedCommand = {
    name: string;
    arguments: string;
};
export type SharedOptions = {
    /**
     * A volume value between 0 and 1, where 1 is the loudest and 0 is the
     * quietest. Only supported by some players.
     *
     * Values higher than 1 are supported by some players.
     *
     * @default 1
     */
    volume?: number;
    /**
     * Additional arguments to pass to the audio player. Keys are the names of the
     * audio player and values are the arguments.
     *
     * The passed arguments will be prepended to the rest of the arguments.
     */
    arguments?: Record<string, string>;
    /**
     * Transformer functions for the values passed to the arguments of each audio
     * player.
     *
     * The top-level keys are the names of the audio players. The corresponding
     * values are objects that map arguments (by name) to transformer functions.
     *
     * The transformer functions will be called with the value of the argument and
     * should return the transformed value.
     *
     * The `all` special key can be used instead of the name of an audio player to
     * apply its transformers to all audio players.
     */
    argumentValueTransformers?: ArgumentValueTransformersMap;
};
export type PlayerOptions = SharedOptions & {
    /**
     * A list of commands that will be used to play the audio file.
     *
     * The first executable found will be used. Commands can be specified using
     * one of the following formats:
     *
     * - `command`
     * - `command <arguments>` where arguments must contain `%filepath%` and
     *   optionally `%volume%`
     */
    commands?: string[];
    /**
     * A function that will be called with the built-in commands and should return
     * a list of commands that will be used to play the audio file.
     *
     * The first executable found will be used. Commands can be specified using
     * one of the following formats:
     *
     * - `command`
     * - `command <arguments>` where arguments must contain `%filepath%` and
     *   optionally `%volume%`
     */
    extendCommands?: (defaultCommands: string[]) => string[];
};
export type PlayOptions = SharedOptions;