Rename DefaultImageDecoder to BitmapFactoryImageDecoder

This reflects the documented behaviour of this class.

#minor-release

PiperOrigin-RevId: 569475137

libraries/exoplayer/src/main/java/androidx/media3/exoplayer/image/BitmapFactoryImageDecoder.java

@@ -48,7 +48,7 @@ import java.nio.ByteBuffer;
  * alongside one timestamp)).
  */
 @UnstableApi
-public final class DefaultImageDecoder
+public final class BitmapFactoryImageDecoder
     extends SimpleDecoder<DecoderInputBuffer, ImageOutputBuffer, ImageDecoderException>
     implements ImageDecoder {
 
@@ -67,7 +67,7 @@ public final class DefaultImageDecoder
     Bitmap decode(byte[] data, int length) throws ImageDecoderException;
   }
 
-  /** A factory for {@link DefaultImageDecoder} instances. */
+  /** A factory for {@link BitmapFactoryImageDecoder} instances. */
   public static final class Factory implements ImageDecoder.Factory {
     private static final ImmutableSet<String> SUPPORTED_IMAGE_TYPES = getSupportedMimeTypes();
 
@@ -77,7 +77,7 @@ public final class DefaultImageDecoder
      * Creates an instance using a {@link BitmapFactory} implementation of {@link BitmapDecoder}.
      */
     public Factory() {
-      this.bitmapDecoder = DefaultImageDecoder::decode;
+      this.bitmapDecoder = BitmapFactoryImageDecoder::decode;
     }
 
     /**
@@ -103,8 +103,8 @@ public final class DefaultImageDecoder
     }
 
     @Override
-    public DefaultImageDecoder createImageDecoder() {
-      return new DefaultImageDecoder(bitmapDecoder);
+    public BitmapFactoryImageDecoder createImageDecoder() {
+      return new BitmapFactoryImageDecoder(bitmapDecoder);
     }
 
     private static ImmutableSet<String> getSupportedMimeTypes() {
@@ -120,7 +120,7 @@ public final class DefaultImageDecoder
 
   private final BitmapDecoder bitmapDecoder;
 
-  private DefaultImageDecoder(BitmapDecoder bitmapDecoder) {
+  private BitmapFactoryImageDecoder(BitmapDecoder bitmapDecoder) {
     super(new DecoderInputBuffer[1], new ImageOutputBuffer[1]);
     this.bitmapDecoder = bitmapDecoder;
   }
@@ -140,7 +140,7 @@ public final class DefaultImageDecoder
     return new ImageOutputBuffer() {
       @Override
       public void release() {
-        DefaultImageDecoder.this.releaseOutputBuffer(this);
+        BitmapFactoryImageDecoder.this.releaseOutputBuffer(this);
       }
     };
   }

libraries/exoplayer/src/main/java/androidx/media3/exoplayer/image/ImageDecoder.java

@@ -32,7 +32,7 @@ public interface ImageDecoder
   interface Factory {
 
     /** Default implementation of an image decoder factory. */
-    ImageDecoder.Factory DEFAULT = new DefaultImageDecoder.Factory();
+    ImageDecoder.Factory DEFAULT = new BitmapFactoryImageDecoder.Factory();
 
     /**
      * Returns the highest {@link Capabilities} of the factory's decoders for the given {@link

libraries/exoplayer/src/test/java/androidx/media3/exoplayer/image/BitmapFactoryImageDecoderBufferQueueTest.java

@@ -31,14 +31,15 @@ import org.junit.Test;
 import org.junit.runner.RunWith;
 
 /**
- * Unit tests for {@link DefaultImageDecoder} ensuring the buffer queue system operates correctly.
+ * Unit tests for {@link BitmapFactoryImageDecoder} ensuring the buffer queue system operates
+ * correctly.
  */
 @RunWith(AndroidJUnit4.class)
-public class DefaultImageDecoderBufferQueueTest {
+public class BitmapFactoryImageDecoderBufferQueueTest {
 
   private static final long TIMEOUT_MS = 5 * C.MICROS_PER_SECOND;
 
-  private DefaultImageDecoder fakeImageDecoder;
+  private BitmapFactoryImageDecoder fakeImageDecoder;
   private Bitmap decodedBitmap1;
   private Bitmap decodedBitmap2;
 
@@ -50,7 +51,7 @@ public class DefaultImageDecoderBufferQueueTest {
     decodedBitmap1 = Bitmap.createBitmap(/* width= */ 1, /* height= */ 1, Bitmap.Config.ARGB_8888);
     decodedBitmap2 = Bitmap.createBitmap(/* width= */ 2, /* height= */ 2, Bitmap.Config.ARGB_8888);
     fakeImageDecoder =
-        new DefaultImageDecoder.Factory(
+        new BitmapFactoryImageDecoder.Factory(
                 (data, length) -> ++decodeCallCount == 1 ? decodedBitmap1 : decodedBitmap2)
             .createImageDecoder();
   }

libraries/exoplayer/src/test/java/androidx/media3/exoplayer/image/BitmapFactoryImageDecoderFactoryTest.java

@@ -26,11 +26,12 @@ import androidx.test.ext.junit.runners.AndroidJUnit4;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
-/** Unit tests for {@link DefaultImageDecoder.Factory}. */
+/** Unit tests for {@link BitmapFactoryImageDecoder.Factory}. */
 @RunWith(AndroidJUnit4.class)
-public class DefaultImageDecoderFactoryTest {
+public class BitmapFactoryImageDecoderFactoryTest {
 
-  private final DefaultImageDecoder.Factory imageDecoderFactory = new DefaultImageDecoder.Factory();
+  private final BitmapFactoryImageDecoder.Factory imageDecoderFactory =
+      new BitmapFactoryImageDecoder.Factory();
 
   @Test
   public void supportsFormat_validFormat_returnsFormatSupported() throws Exception {

libraries/exoplayer/src/test/java/androidx/media3/exoplayer/image/BitmapFactoryImageDecoderTest.java

@@ -34,21 +34,21 @@ import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.robolectric.annotation.GraphicsMode;
 
-/** Unit tests for {@link DefaultImageDecoder}. */
+/** Unit tests for {@link BitmapFactoryImageDecoder}. */
 @RunWith(AndroidJUnit4.class)
 @GraphicsMode(value = NATIVE)
-public class DefaultImageDecoderTest {
+public class BitmapFactoryImageDecoderTest {
 
   private static final String PNG_TEST_IMAGE_PATH = "media/png/non-motion-photo-shortened.png";
   private static final String JPEG_TEST_IMAGE_PATH = "media/jpeg/non-motion-photo-shortened.jpg";
 
-  private DefaultImageDecoder decoder;
+  private BitmapFactoryImageDecoder decoder;
   private DecoderInputBuffer inputBuffer;
   private ImageOutputBuffer outputBuffer;
 
   @Before
   public void setUp() {
-    decoder = new DefaultImageDecoder.Factory().createImageDecoder();
+    decoder = new BitmapFactoryImageDecoder.Factory().createImageDecoder();
     inputBuffer = decoder.createInputBuffer();
     outputBuffer = decoder.createOutputBuffer();
   }

libraries/exoplayer/src/test/java/androidx/media3/exoplayer/image/ImageRendererTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023 The Android Open Source Project
+ * Copyright 2023 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -79,7 +79,7 @@ public class ImageRendererTest {
   public void setUp() throws Exception {
     decodeCallCount = 0;
     ImageDecoder.Factory fakeDecoderFactory =
-        new DefaultImageDecoder.Factory(
+        new BitmapFactoryImageDecoder.Factory(
             (data, length) -> ++decodeCallCount == 1 ? fakeDecodedBitmap1 : fakeDecodedBitmap2);
     ImageOutput queuingImageOutput =
         new ImageOutput() {