Merge branch 'quality-add-hslQualityChangeStrategy'

Author: nholtman

src/quality/quality.js

@@ -24,6 +24,10 @@ Object.assign(mejs.MepDefaults, {
 	 * @type {boolean}
 	 */
 	autoGenerateQualityOptionsFromManifest: false,
+	/**
+	 * @type {String}
+	 */
+	hslQualityChangeStrategy: 'nextLevel',
 	/**
 	 * @type {boolean}
 	 */
@@ -419,13 +423,14 @@ Object.assign(MediaElementPlayer.prototype, {
 	 * @param {MediaElement} media
 	 */
 	switchHLSQuality (player, media) {
+		const t = this;
 		const radios = player.qualitiesContainer.querySelectorAll('input[type="radio"]');
 		for (let index = 0; index < radios.length; index++) {
 			if (radios[index].checked) {
 				if (index === 0 ) {
-					media.hlsPlayer.currentLevel = -1;
+					media.hlsPlayer[t.options.hslQualityChangeStrategy] = -1;
 				} else {
-					media.hlsPlayer.currentLevel = index - 1;
+					media.hlsPlayer[t.options.hslQualityChangeStrategy] = index - 1;
 				}
 			}
 		}