Merge pull request #18 from Mistobaan/master

Add check for parameter existence in parsing of #EXTINF tag.

reader.go

@@ -511,10 +511,16 @@ func decodeLineOfMediaPlaylist(p *MediaPlaylist, wv *WV, state *decodingState, l
 		state.tagInf = true
 		state.listType = MEDIA
 		params := strings.SplitN(line[8:], ",", 2)
-		if state.duration, err = strconv.ParseFloat(params[0], 64); strict && err != nil {
-			return fmt.Errorf("Duration parsing error: %s", err)
+		if len(params) > 0 {
+			if state.duration, err = strconv.ParseFloat(params[0], 64); strict && err != nil {
+				return fmt.Errorf("Duration parsing error: %s", err)
+			}
+		}
+		if len(params) > 1 {
+			title = params[1]
+		} else {
+			title = "<no title>"
 		}
-		title = params[1]
 	case !state.tagDiscontinuity && strings.HasPrefix(line, "#EXT-X-DISCONTINUITY"):
 		state.tagDiscontinuity = true
 		state.listType = MEDIA