From b7d5ce366a59d248900bee1365e45299145b5870 Mon Sep 17 00:00:00 2001
From: andrewlewis <andrewlewis@google.com>
Date: Mon, 11 Jan 2016 02:12:21 -0800
Subject: [PATCH] Add a comment to explain the input size calculation.
 ------------- Created by MOE: https://github.com/google/moe
 MOE_MIGRATED_REVID=111833857

---
 .../google/android/exoplayer/MediaCodecVideoTrackRenderer.java   | 1 +
 1 file changed, 1 insertion(+)

diff --git a/library/src/main/java/com/google/android/exoplayer/MediaCodecVideoTrackRenderer.java b/library/src/main/java/com/google/android/exoplayer/MediaCodecVideoTrackRenderer.java
index 12effe4862..07affe94e3 100644
--- a/library/src/main/java/com/google/android/exoplayer/MediaCodecVideoTrackRenderer.java
+++ b/library/src/main/java/com/google/android/exoplayer/MediaCodecVideoTrackRenderer.java
@@ -536,6 +536,7 @@ public class MediaCodecVideoTrackRenderer extends MediaCodecTrackRenderer {
         // Leave the default max input size.
         return;
     }
+    // Estimate the maximum input size assuming three channel 4:2:0 subsampled input frames.
     int maxInputSize = (maxPixels * 3) / (2 * minCompressionRatio);
     format.setInteger(android.media.MediaFormat.KEY_MAX_INPUT_SIZE, maxInputSize);
   }