fix: tracks lang and label conditions

Author: tymmesyde

src/HTMLVideo/HTMLVideo.js

@@ -188,8 +188,8 @@ function HTMLVideo(options) {
                     .map(function(track, index) {
                         return Object.freeze({
                             id: 'EMBEDDED_' + String(index),
-                            lang: track.language.length > 0 ? track.language : null,
-                            label: track.label.length > 0 ? track.label : null,
+                            lang: track.language || null,
+                            label: track.label || null,
                             origin: 'EMBEDDED',
                             embedded: true
                         });

src/TitanVideo/TitanVideo.js

@@ -192,7 +192,7 @@ function TitanVideo(options) {
                         return Object.freeze({
                             id: 'EMBEDDED_' + String(index),
                             lang: track.language,
-                            label: track.label.length > 0 ? track.label : null,
+                            label: track.label || null,
                             origin: 'EMBEDDED',
                             embedded: true
                         });
@@ -264,8 +264,8 @@ function TitanVideo(options) {
                     .map(function(track, index) {
                         return Object.freeze({
                             id: 'EMBEDDED_' + String(index),
-                            lang: track.language,
-                            label: track.label.length > 0 ? track.label : null,
+                            lang: track.language || null,
+                            label: track.label || null,
                             origin: 'EMBEDDED',
                             embedded: true
                         });

src/WebOsVideo/WebOsVideo.js

@@ -392,7 +392,7 @@ function WebOsVideo(options) {
                         audioTracks.push({
                             id: 'EMBEDDED_' + audioTrackId,
                             lang: track.lang || 'eng',
-                            label: track.label.length > 0 ? track.label : null,
+                            label: track.label || null,
                             origin: 'EMBEDDED',
                             embedded: true,
                             mode: audioTrackId === currentAudioTrack ? 'showing' : 'disabled',