From a9ed7a01818432c47f670990abbdd4e9078c9682 Mon Sep 17 00:00:00 2001
From: eguven <eguven@google.com>
Date: Thu, 29 Mar 2018 06:44:04 -0700
Subject: [PATCH] Fix DashDownloader failure for some multi segment
 representations

Issue: #3729

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=190922866
---
 .../android/exoplayer2/source/dash/offline/DashDownloader.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/library/dash/src/main/java/com/google/android/exoplayer2/source/dash/offline/DashDownloader.java b/library/dash/src/main/java/com/google/android/exoplayer2/source/dash/offline/DashDownloader.java
index abae7a5f1e..4a90feb532 100644
--- a/library/dash/src/main/java/com/google/android/exoplayer2/source/dash/offline/DashDownloader.java
+++ b/library/dash/src/main/java/com/google/android/exoplayer2/source/dash/offline/DashDownloader.java
@@ -117,7 +117,8 @@ public final class DashDownloader extends SegmentDownloader<DashManifest, Repres
         }
       }
 
-      int segmentCount = index.getSegmentCount(C.TIME_UNSET);
+      long periodDurationUs = manifest.getPeriodDurationUs(key.periodIndex);
+      int segmentCount = index.getSegmentCount(periodDurationUs);
       if (segmentCount == DashSegmentIndex.INDEX_UNBOUNDED) {
         throw new DownloadException("Unbounded index for representation: " + key);
       }