From 78c6b39ae82843ad8dfdbfe75bab91d254f431f2 Mon Sep 17 00:00:00 2001
From: aquilescanta <aquilescanta@google.com>
Date: Wed, 17 Jan 2018 06:40:23 -0800
Subject: [PATCH] Fix HLS media playlist only playback

This was broken by []

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=182206548
---
 .../android/exoplayer2/source/hls/HlsSampleStreamWrapper.java  | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/library/hls/src/main/java/com/google/android/exoplayer2/source/hls/HlsSampleStreamWrapper.java b/library/hls/src/main/java/com/google/android/exoplayer2/source/hls/HlsSampleStreamWrapper.java
index 4a529aef18..508f2f0f2f 100644
--- a/library/hls/src/main/java/com/google/android/exoplayer2/source/hls/HlsSampleStreamWrapper.java
+++ b/library/hls/src/main/java/com/google/android/exoplayer2/source/hls/HlsSampleStreamWrapper.java
@@ -932,6 +932,9 @@ import java.util.Arrays;
     int sampleTrackType = MimeTypes.getTrackType(sampleFormat.sampleMimeType);
     String codecs = Util.getCodecsOfType(playlistFormat.codecs, sampleTrackType);
     String mimeType = MimeTypes.getMediaMimeType(codecs);
+    if (mimeType == null) {
+      mimeType = sampleFormat.sampleMimeType;
+    }
     return sampleFormat.copyWithContainerInfo(
         playlistFormat.id,
         mimeType,