1 files changed, 4 insertions, 3 deletions
diff --git a/dom/media/VideoUtils.cpp b/dom/media/VideoUtils.cpp
index 90057f7c83..24b1f0dd59 100644
--- a/dom/media/VideoUtils.cpp
+++ b/dom/media/VideoUtils.cpp
@@ -188,12 +188,13 @@ uint32_t DecideAudioPlaybackSampleRate(const AudioInfo& aInfo,
     rate = 48000;
   } else if (aInfo.mRate >= 44100) {
     // The original rate is of good quality and we want to minimize unecessary
-    // resampling, so we let cubeb decide how to resample (if needed).
-    rate = aInfo.mRate;
+    // resampling, so we let cubeb decide how to resample (if needed). Cap to
+    // 384kHz for good measure.
+    rate = std::min<unsigned>(aInfo.mRate, 384000u);
   } else {
     // We will resample all data to match cubeb's preferred sampling rate.
     rate = CubebUtils::PreferredSampleRate(aShouldResistFingerprinting);
-    if (rate > 384000) {
+    if (rate > 768000) {
       // bogus rate, fall back to something else;
       rate = 48000;
     }