fix(HLS): Fix lowLatencyPresentationDelay when using autoLowLatencyMo…

…de (#4712) Backported to v3.3.x
shaka-project · Dec 8, 2022 · a9bb695 · a9bb695
1 parent f9121b5
commit a9bb695
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/lib/hls/hls_parser.js b/lib/hls/hls_parser.js
@@ -1493,6 +1493,7 @@ shaka.hls.HlsParser = class {
      */
     const discontinuityToMediaSequence = new Map();
 
+    const prevLowLatencyMode = this.lowLatencyMode_;
     let segments;
     try {
       segments = await this.createSegments_(verbatimMediaPlaylistUri,
@@ -1508,6 +1509,12 @@ shaka.hls.HlsParser = class {
       throw error;
     }
 
+    // This happens when autoLowLatencyMode is true, so we need set the
+    // correct lowLatencyPresentationDelay_
+    if (prevLowLatencyMode != this.lowLatencyMode_) {
+      this.determinePresentationType_(playlist);
+    }
+
     const minTimestamp = segments[0].startTime;
     const lastEndTime = segments[segments.length - 1].endTime;
     /** @type {!shaka.media.SegmentIndex} */