Merge pull request #3187 from stellabei/stellabei/aspect-ratio-crop

Support zoom mode for AspectRatioFrameLayout

library/ui/src/main/java/com/google/android/exoplayer2/ui/AspectRatioFrameLayout.java

@@ -32,7 +32,7 @@ public final class AspectRatioFrameLayout extends FrameLayout {
    * Resize modes for {@link AspectRatioFrameLayout}.
    */
   @Retention(RetentionPolicy.SOURCE)
-  @IntDef({RESIZE_MODE_FIT, RESIZE_MODE_FIXED_WIDTH, RESIZE_MODE_FIXED_HEIGHT, RESIZE_MODE_FILL})
+  @IntDef({RESIZE_MODE_FIT, RESIZE_MODE_FIXED_WIDTH, RESIZE_MODE_FIXED_HEIGHT, RESIZE_MODE_FILL, RESIZE_MODE_ZOOM})
   public @interface ResizeMode {}
 
   /**
@@ -51,6 +51,10 @@ public final class AspectRatioFrameLayout extends FrameLayout {
    * The specified aspect ratio is ignored.
    */
   public static final int RESIZE_MODE_FILL = 3;
+  /**
+   * Either height or width is increased to obtain the desired aspect ratio.
+   */
+  public static final int RESIZE_MODE_ZOOM = 4;
 
   /**
    * The {@link FrameLayout} will not resize itself if the fractional difference between its natural
@@ -97,6 +101,15 @@ public final class AspectRatioFrameLayout extends FrameLayout {
   }
 
   /**
+   * Gets the resize mode.
+   *
+   * @return The resize mode.
+   */
+  public int getResizeMode() {
+    return this.resizeMode;
+  }
+
+  /**
    * Sets the resize mode.
    *
    * @param resizeMode The resize mode.
@@ -132,6 +145,13 @@ public final class AspectRatioFrameLayout extends FrameLayout {
       case RESIZE_MODE_FIXED_HEIGHT:
         width = (int) (height * videoAspectRatio);
         break;
+      case RESIZE_MODE_ZOOM:
+        if (videoAspectRatio > viewAspectRatio) {
+          width = (int) (height * videoAspectRatio);
+        } else {
+          height = (int) (width / videoAspectRatio);
+        }
+        break;
       default:
         if (aspectDeformation > 0) {
           height = (int) (width / videoAspectRatio);