add extractor args

goutubedl.go

@@ -235,6 +235,7 @@ type Options struct {
 	HTTPClient         *http.Client                  // Client for download thumbnail and subtitles (nil use http.DefaultClient)
 	MergeOutputFormat  string                        // --merge-output-format
 	SortingFormat      string                        // --format-sort
+	ExtractorArgs      string                        // --extractor-args
 
 	// Set to true if you don't want to use the result.Info structure after the goutubedl.New() call,
 	// so the given URL will be downloaded in a single pass in the DownloadResult.Download() call.
@@ -672,6 +673,12 @@ func (result Result) DownloadWithOptions(
 		)
 	}
 
+	if result.Options.ExtractorArgs != "" {
+		cmd.Args = append(cmd.Args,
+			"--extractor-args", result.Options.ExtractorArgs,
+		)
+	}
+
 	cmd.Dir = tempPath
 	var stdoutW io.WriteCloser
 	var stderrW io.WriteCloser