video-dev#359 improve manifest refresh logic

bodylifter · Apr 8, 2016 · 05e0a07 · 05e0a07
1 parent 80dfaf1
commit 05e0a07
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Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/src/controller/level-controller.js b/src/controller/level-controller.js
@@ -236,7 +236,7 @@ class LevelController extends EventHandler {
     if (data.details.live && !this.timer) {
       // if live playlist we will have to reload it periodically
       // set reload period to playlist target duration
-      this.timer = setInterval(this.ontick, 1000 * data.details.targetduration);
+      this.timer = setInterval(this.ontick, 1000 * (data.details.avrtargetduration ? data.details.avrtargetduration : data.details.targetduration));
     }
     if (!data.details.live && this.timer) {
       // playlist is not live and timer is armed : stopping it

diff --git a/src/loader/playlist-loader.js b/src/loader/playlist-loader.js
@@ -120,6 +120,8 @@ class PlaylistLoader extends EventHandler {
         cc = 0,
         programDateTime = null,
         frag = null,
+        maxFragDuration = 0,
+        minFragDuration = Infinity,
         result,
         regexp,
         byteRangeEndOffset,
@@ -175,6 +177,8 @@ class PlaylistLoader extends EventHandler {
             frag = {url: url, duration: duration, start: totalduration, sn: sn, level: id, cc: cc, byteRangeStartOffset: byteRangeStartOffset, byteRangeEndOffset: byteRangeEndOffset, decryptdata : fragdecryptdata, programDateTime: programDateTime};
             level.fragments.push(frag);
             totalduration += duration;
+            minFragDuration = duration < minFragDuration ? duration : minFragDuration;
+            maxFragDuration = duration > maxFragDuration ? duration : maxFragDuration;
             byteRangeStartOffset = null;
             programDateTime = null;
           }
@@ -211,6 +215,7 @@ class PlaylistLoader extends EventHandler {
       totalduration-=frag.duration;
     }
     level.totalduration = totalduration;
+    level.avrtargetduration = (minFragDuration + maxFragDuration) / 2;
     level.endSN = currentSN - 1;
     return level;
   }