diff --git a/core/api/current.txt b/core/api/current.txt
index b5493a3fa8c75..0652ec0afd6bd 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -22195,6 +22195,10 @@ package android.media {
     field public static final String KEY_COLOR_TRANSFER_REQUEST = "color-transfer-request";
     field public static final String KEY_COMPLEXITY = "complexity";
     field public static final String KEY_CREATE_INPUT_SURFACE_SUSPENDED = "create-input-buffers-suspended";
+    field public static final String KEY_CROP_BOTTOM = "crop-bottom";
+    field public static final String KEY_CROP_LEFT = "crop-left";
+    field public static final String KEY_CROP_RIGHT = "crop-right";
+    field public static final String KEY_CROP_TOP = "crop-top";
     field public static final String KEY_DURATION = "durationUs";
     field public static final String KEY_ENCODER_DELAY = "encoder-delay";
     field public static final String KEY_ENCODER_PADDING = "encoder-padding";
diff --git a/media/java/android/media/MediaCodec.java b/media/java/android/media/MediaCodec.java
index 4563259c31f28..e39914db4d0ff 100644
--- a/media/java/android/media/MediaCodec.java
+++ b/media/java/android/media/MediaCodec.java
@@ -223,19 +223,19 @@ import java.util.concurrent.locks.ReentrantLock;
   </thead>
   <tbody>
    <tr>
-    <td>{@code "crop-left"}</td>
+    <td>{@link MediaFormat#KEY_CROP_LEFT}</td>
     <td>Integer</td>
     <td>The left-coordinate (x) of the crop rectangle</td>
    </tr><tr>
-    <td>{@code "crop-top"}</td>
+    <td>{@link MediaFormat#KEY_CROP_TOP}</td>
     <td>Integer</td>
     <td>The top-coordinate (y) of the crop rectangle</td>
    </tr><tr>
-    <td>{@code "crop-right"}</td>
+    <td>{@link MediaFormat#KEY_CROP_RIGHT}</td>
     <td>Integer</td>
     <td>The right-coordinate (x) <strong>MINUS 1</strong> of the crop rectangle</td>
    </tr><tr>
-    <td>{@code "crop-bottom"}</td>
+    <td>{@link MediaFormat#KEY_CROP_BOTTOM}</td>
     <td>Integer</td>
     <td>The bottom-coordinate (y) <strong>MINUS 1</strong> of the crop rectangle</td>
    </tr><tr>
@@ -251,12 +251,16 @@ import java.util.concurrent.locks.ReentrantLock;
  <pre class=prettyprint>
  MediaFormat format = decoder.getOutputFormat(&hellip;);
  int width = format.getInteger(MediaFormat.KEY_WIDTH);
- if (format.containsKey("crop-left") && format.containsKey("crop-right")) {
-     width = format.getInteger("crop-right") + 1 - format.getInteger("crop-left");
+ if (format.containsKey(MediaFormat.KEY_CROP_LEFT)
+         && format.containsKey(MediaFormat.KEY_CROP_RIGHT)) {
+     width = format.getInteger(MediaFormat.KEY_CROP_RIGHT) + 1
+                 - format.getInteger(MediaFormat.KEY_CROP_LEFT);
  }
  int height = format.getInteger(MediaFormat.KEY_HEIGHT);
- if (format.containsKey("crop-top") && format.containsKey("crop-bottom")) {
-     height = format.getInteger("crop-bottom") + 1 - format.getInteger("crop-top");
+ if (format.containsKey(MediaFormat.KEY_CROP_TOP)
+         && format.containsKey(MediaFormat.KEY_CROP_BOTTOM)) {
+     height = format.getInteger(MediaFormat.KEY_CROP_BOTTOM) + 1
+                  - format.getInteger(MediaFormat.KEY_CROP_TOP);
  }
  </pre>
  <p class=note>
diff --git a/media/java/android/media/MediaFormat.java b/media/java/android/media/MediaFormat.java
index 4956dbefa240b..de193f5f05787 100644
--- a/media/java/android/media/MediaFormat.java
+++ b/media/java/android/media/MediaFormat.java
@@ -358,6 +358,42 @@ public final class MediaFormat {
      */
     public static final String KEY_HEIGHT = "height";
 
+    /**
+     * A key describing the bottom-coordinate (y) of the crop rectangle.
+     * This is the bottom-most row included in the crop frame,
+     * where row indices start at 0.
+     * Additional information on the crop rectangle semantics can be found at
+     * {@link android.media.MediaCodec}.
+     */
+    public static final String KEY_CROP_BOTTOM = "crop-bottom";
+
+    /**
+     * A key describing the left-coordinate (x) of the crop rectangle.
+     * This is the left-most column included in the crop frame,
+     * where column indices start at 0.
+     * Additional information on the crop rectangle semantics can be found at
+     * {@link android.media.MediaCodec}.
+     */
+    public static final String KEY_CROP_LEFT = "crop-left";
+
+    /**
+     * A key describing the right-coordinate (x) of the crop rectangle.
+     * This is the right-most column included in the crop frame,
+     * where column indices start at 0.
+     * Additional information on the crop rectangle semantics can be found at
+     * {@link android.media.MediaCodec}.
+     */
+    public static final String KEY_CROP_RIGHT = "crop-right";
+
+    /**
+     * A key describing the top-coordinate (y) of the crop rectangle.
+     * This is the top-most row included in the crop frame,
+     * where row indices start at 0.
+     * Additional information on the crop rectangle semantics can be found at
+     * {@link android.media.MediaCodec}.
+     */
+    public static final String KEY_CROP_TOP = "crop-top";
+
     /**
      * A key describing the maximum expected width of the content in a video
      * decoder format, in case there are resolution changes in the video content.