Moved to DownloadOptions

goutubedl.go

@@ -224,7 +224,7 @@ type Options struct {
 	DownloadThumbnail bool
 	DownloadSubtitles bool
 	DownloadSections  string // --download-sections
-	DownloadAudioOnly  bool   // -x Download audio only from video
+
 	ProxyUrl           string // --proxy URL  http://host:port or socks5://host:port
 	UseIPV4            bool   // -4 Make all connections via IPv4
 	CookiesFromBrowser string // --cookies-from-browser BROWSER[:FOLDER]
@@ -523,6 +523,8 @@ func (result Result) Download(ctx context.Context, filter string) (*DownloadResu
 }
 
 type DownloadOptions struct {
+	AudioFormats      string // --audio-formats Download audio using formats (best, aac, alac, flac, m4a, mp3, opus, vorbis, wav)
+	DownloadAudioOnly bool   // -x Download audio only from video
 	// Download format matched by filter (usually a format id or quality designator).
 	// If filter is empty, then youtube-dl will use its default format selector.
 	Filter string
@@ -624,6 +626,14 @@ func (result Result) DownloadWithOptions(
 		cmd.Args = append(cmd.Args, "--playlist-items", fmt.Sprint(options.PlaylistIndex))
 	}
 
+	if options.DownloadAudioOnly {
+		cmd.Args = append(cmd.Args, "-x")
+	}
+
+	if options.AudioFormats != "" {
+		cmd.Args = append(cmd.Args, "--audio-format", options.AudioFormats)
+	}
+
 	if result.Options.ProxyUrl != "" {
 		cmd.Args = append(cmd.Args, "--proxy", result.Options.ProxyUrl)
 	}
@@ -640,10 +650,6 @@ func (result Result) DownloadWithOptions(
 		cmd.Args = append(cmd.Args, "--cookies-from-browser", result.Options.CookiesFromBrowser)
 	}
 
-	if result.Options.DownloadAudioOnly {
-		cmd.Args = append(cmd.Args, "-x")
-	}
-	cmd.Args = append(cmd.Args, "--audio-format", "mp3")
 	if result.Options.MergeOutputFormat != "" {
 		cmd.Args = append(cmd.Args,
 			"--merge-output-format", result.Options.MergeOutputFormat,