fix DVRWindowSize manifest property (#3744)

* fix DVRWindowSize manifest property

* Replace DVRWindowSize by dvrWindowSize

Author: bbert

index.d.ts

@@ -1218,7 +1218,7 @@ declare namespace dashjs {
     }
 
     export interface IManifestInfo {
-        DVRWindowSize: number;
+        dvrWindowSize: number;
         availableFrom: Date;
         duration: number;
         isDynamic: boolean;

src/dash/DashAdapter.js

@@ -1071,7 +1071,7 @@ function DashAdapter() {
     function convertMpdToManifestInfo(mpd) {
         let manifestInfo = new ManifestInfo();
 
-        manifestInfo.DVRWindowSize = mpd.timeShiftBufferDepth;
+        manifestInfo.dvrWindowSize = mpd.timeShiftBufferDepth;
         manifestInfo.loadedTime = mpd.manifest.loadedTime;
         manifestInfo.availableFrom = mpd.availabilityStartTime;
         manifestInfo.minBufferTime = mpd.manifest.minBufferTime;

src/dash/vo/ManifestInfo.js

@@ -34,7 +34,7 @@
  */
 class ManifestInfo {
     constructor() {
-        this.DVRWindowSize = NaN;
+        this.dvrWindowSize = NaN;
         this.loadedTime = null;
         this.availableFrom = null;
         this.minBufferTime = NaN;
@@ -44,4 +44,4 @@ class ManifestInfo {
     }
 }
 
-export default ManifestInfo;
+export default ManifestInfo;

src/mss/MssHandler.js

@@ -184,7 +184,7 @@ function MssHandler(config) {
 
         // Start MssFragmentInfoControllers in case of start-over streams
         let manifestInfo = e.request.mediaInfo.streamInfo.manifestInfo;
-        if (!manifestInfo.isDynamic && manifestInfo.DVRWindowSize !== Infinity) {
+        if (!manifestInfo.isDynamic && manifestInfo.dvrWindowSize !== Infinity) {
             startFragmentInfoControllers();
         }
     }

src/streaming/MediaPlayer.js

@@ -698,7 +698,7 @@ function MediaPlayer() {
         if (!metric) {
             return 0;
         }
-        return metric.manifestInfo.DVRWindowSize;
+        return metric.manifestInfo.dvrWindowSize;
     }
 
     /**

test/unit/streaming.controllers.StreamController.js

@@ -217,7 +217,7 @@ describe('StreamController', function () {
 
             let staticStreamInfo = { manifestInfo: { isDynamic: false }, start: 10, duration: 600, id: '1' };
             let dynamicStreamInfo = {
-                manifestInfo: { isDynamic: true, DVRWindowSize: 30, minBufferTime: 4 },
+                manifestInfo: { isDynamic: true, dvrWindowSize: 30, minBufferTime: 4 },
                 start: 10,
                 duration: Infinity,
                 id: '1'