Merge pull request #195 from gamersindo1223/master

Added Download Audio Only

goutubedl.go

@@ -224,6 +224,7 @@ type Options struct {
 	DownloadThumbnail bool
 	DownloadSubtitles bool
 	DownloadSections  string // --download-sections
+
 	ProxyUrl           string // --proxy URL  http://host:port or socks5://host:port
 	UseIPV4            bool   // -4 Make all connections via IPv4
 	Cookies            string // --cookies FILE
@@ -527,6 +528,8 @@ 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
@@ -628,6 +631,14 @@ 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)
 	}