                     writerInput.markAsFinished()
                     writer.endSession(atSourceTime: asset.duration)
                     writer.finishWriting {
-                        // AKLog("DONE: \(self.reader!.asset)")
+                        // Swift.print("DONE: \(self.reader!.asset)")
                         DispatchQueue.main.async {
                             completionHandler?(nil)
                         }

                                        thePropertySize,
                                        &dstFormat)
        if error != noErr {
            Swift.print("Error 2")
            completionHandler?(createError(message: "Unable to set data format on output file."))
            return
        }

     The conversion options, leave nil to adopt the value of the input file
     */
    public struct Options {
        public init() {}
        public var format: String?
        public var sampleRate: Double?
        /// used only with PCM data
        public var bitDepth: UInt32?
        /// used only when outputting compressed from PCM
        public var bitRate: UInt32 = 256_000
        public var channels: UInt32?
        public var isInterleaved: Bool?
        /// overwrite existing files, set false if you want to handle this
        public var eraseFile: Bool = true
    }

    // MARK: - public properties
