Remove effect/SimpleBitmapLoader & replace with DataSourceBitmapLoader

PiperOrigin-RevId: 513824487

demos/transformer/src/main/java/com/google/android/exoplayer2/transformerdemo/TransformerActivity.java

@@ -68,7 +68,6 @@ import com.google.android.exoplayer2.effect.RgbAdjustment;
 import com.google.android.exoplayer2.effect.RgbFilter;
 import com.google.android.exoplayer2.effect.RgbMatrix;
 import com.google.android.exoplayer2.effect.ScaleAndRotateTransformation;
-import com.google.android.exoplayer2.effect.SimpleBitmapLoader;
 import com.google.android.exoplayer2.effect.SingleColorLut;
 import com.google.android.exoplayer2.effect.TextOverlay;
 import com.google.android.exoplayer2.effect.TextureOverlay;
@@ -85,6 +84,7 @@ import com.google.android.exoplayer2.transformer.TransformationRequest;
 import com.google.android.exoplayer2.transformer.Transformer;
 import com.google.android.exoplayer2.ui.AspectRatioFrameLayout;
 import com.google.android.exoplayer2.ui.StyledPlayerView;
+import com.google.android.exoplayer2.upstream.DataSourceBitmapLoader;
 import com.google.android.exoplayer2.util.BitmapLoader;
 import com.google.android.exoplayer2.util.DebugTextViewHelper;
 import com.google.android.exoplayer2.util.DebugViewProvider;
@@ -691,7 +691,7 @@ public final class TransformerActivity extends AppCompatActivity {
       inputImageView.setVisibility(View.VISIBLE);
       inputTextView.setText(getString(R.string.input_image));
 
-      BitmapLoader bitmapLoader = new SimpleBitmapLoader();
+      BitmapLoader bitmapLoader = new DataSourceBitmapLoader(getApplicationContext());
       ListenableFuture<Bitmap> future = bitmapLoader.loadBitmap(uri);
       try {
         Bitmap bitmap = future.get();

library/effect/build.gradle

@@ -39,6 +39,7 @@ android {
 dependencies {
     implementation 'androidx.annotation:annotation:' + androidxAnnotationVersion
     implementation project(modulePrefix + 'library-common')
+    implementation project(modulePrefix + 'library-datasource')
     compileOnly 'com.google.errorprone:error_prone_annotations:' + errorProneVersion
     compileOnly 'org.checkerframework:checker-qual:' + checkerframeworkVersion
     compileOnly 'org.checkerframework:checker-compat-qual:' + checkerframeworkCompatVersion

library/effect/src/main/java/com/google/android/exoplayer2/effect/BitmapOverlay.java

@@ -16,11 +16,14 @@
 package com.google.android.exoplayer2.effect;
 
 import static com.google.android.exoplayer2.util.Assertions.checkNotNull;
+import static com.google.android.exoplayer2.util.Assertions.checkStateNotNull;
 
 import android.graphics.Bitmap;
 import android.net.Uri;
 import android.opengl.GLES20;
 import android.opengl.GLUtils;
+import com.google.android.exoplayer2.upstream.DataSourceBitmapLoader;
+import com.google.android.exoplayer2.upstream.DefaultHttpDataSource;
 import com.google.android.exoplayer2.util.BitmapLoader;
 import com.google.android.exoplayer2.util.GlUtil;
 import com.google.android.exoplayer2.util.Size;
@@ -134,7 +137,10 @@ public abstract class BitmapOverlay extends TextureOverlay {
       @Override
       public Bitmap getBitmap(long presentationTimeUs) throws VideoFrameProcessingException {
         if (lastBitmap == null) {
-          BitmapLoader bitmapLoader = new SimpleBitmapLoader();
+          BitmapLoader bitmapLoader =
+              new DataSourceBitmapLoader(
+                  checkStateNotNull(DataSourceBitmapLoader.DEFAULT_EXECUTOR_SERVICE.get()),
+                  new DefaultHttpDataSource.Factory());
           ListenableFuture<Bitmap> future = bitmapLoader.loadBitmap(overlayBitmapUri);
           try {
             lastBitmap = future.get();

library/effect/src/main/java/com/google/android/exoplayer2/effect/SimpleBitmapLoader.java

-/*
- * Copyright 2022 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.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License
- */
-package com.google.android.exoplayer2.effect;
-
-import static com.google.android.exoplayer2.util.Assertions.checkArgument;
-import static com.google.android.exoplayer2.util.Assertions.checkStateNotNull;
-
-import android.graphics.Bitmap;
-import android.graphics.BitmapFactory;
-import android.net.Uri;
-import androidx.annotation.Nullable;
-import com.google.android.exoplayer2.util.BitmapLoader;
-import com.google.common.base.Supplier;
-import com.google.common.base.Suppliers;
-import com.google.common.io.ByteStreams;
-import com.google.common.util.concurrent.ListenableFuture;
-import com.google.common.util.concurrent.ListeningExecutorService;
-import com.google.common.util.concurrent.MoreExecutors;
-import java.io.IOException;
-import java.io.InputStream;
-import java.net.HttpURLConnection;
-import java.net.URL;
-import java.net.URLConnection;
-import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Executors;
-
-// TODO(b/258685047): delete this copy once substitute is created in common
-//  (b/194284041, b/258658893)
-
-/**
- * A {@link SimpleBitmapLoader} that delegates all tasks to an executor and supports fetching images
- * from URIs with {@code file}, {@code http} and {@code https} schemes.
- *
- * <p>Loading tasks are delegated to an {@link ExecutorService} (or {@link
- * ListeningExecutorService}) defined during construction. If no executor service is defined, all
- * tasks are delegated to a single-thread executor service that is shared between instances of this
- * class.
- *
- * <p>For HTTP(S) transfers, this class reads a resource only when the endpoint responds with an
- * {@code HTTP 200} after sending the HTTP request.
- */
-public final class SimpleBitmapLoader implements BitmapLoader {
-
-  private static final String FILE_URI_EXCEPTION_MESSAGE = "Could not read image from file";
-
-  private static final Supplier<ListeningExecutorService> DEFAULT_EXECUTOR_SERVICE =
-      Suppliers.memoize(
-          () -> MoreExecutors.listeningDecorator(Executors.newSingleThreadExecutor()));
-
-  private final ListeningExecutorService executorService;
-
-  /**
-   * Creates an instance that delegates all load tasks to a single-thread executor service shared
-   * between instances.
-   */
-  public SimpleBitmapLoader() {
-    this(checkStateNotNull(DEFAULT_EXECUTOR_SERVICE.get()));
-  }
-
-  /** Creates an instance that delegates loading tasks to the {@code executorService}. */
-  public SimpleBitmapLoader(ExecutorService executorService) {
-    this.executorService = MoreExecutors.listeningDecorator(executorService);
-  }
-
-  @Override
-  public ListenableFuture<Bitmap> decodeBitmap(byte[] data) {
-    return executorService.submit(() -> decode(data));
-  }
-
-  @Override
-  public ListenableFuture<Bitmap> loadBitmap(Uri uri) {
-    return executorService.submit(() -> load(uri));
-  }
-
-  private static Bitmap decode(byte[] data) {
-    @Nullable Bitmap bitmap = BitmapFactory.decodeByteArray(data, /* offset= */ 0, data.length);
-    checkArgument(bitmap != null, "Could not decode image data");
-    return bitmap;
-  }
-
-  private static Bitmap load(Uri uri) throws IOException {
-    if ("file".equals(uri.getScheme())) {
-      @Nullable String path = uri.getPath();
-      if (path == null) {
-        throw new IllegalArgumentException(FILE_URI_EXCEPTION_MESSAGE);
-      }
-      @Nullable Bitmap bitmap = BitmapFactory.decodeFile(path);
-      if (bitmap == null) {
-        throw new IllegalArgumentException(FILE_URI_EXCEPTION_MESSAGE);
-      }
-      return bitmap;
-    }
-    URLConnection connection = new URL(uri.toString()).openConnection();
-    if (!(connection instanceof HttpURLConnection)) {
-      throw new UnsupportedOperationException("Unsupported scheme: " + uri.getScheme());
-    }
-    HttpURLConnection httpConnection = (HttpURLConnection) connection;
-    httpConnection.connect();
-    int responseCode = httpConnection.getResponseCode();
-    if (responseCode != HttpURLConnection.HTTP_OK) {
-      throw new IOException("Invalid response status code: " + responseCode);
-    }
-    try (InputStream inputStream = httpConnection.getInputStream()) {
-      return decode(ByteStreams.toByteArray(inputStream));
-    }
-  }
-}

library/transformer/build.gradle

@@ -37,6 +37,7 @@ android {
 
 dependencies {
     implementation 'androidx.annotation:annotation:' + androidxAnnotationVersion
+    implementation project(modulePrefix + 'library-datasource')
     implementation project(modulePrefix + 'library-core')
     implementation project(modulePrefix + 'library-effect')
     compileOnly 'com.google.errorprone:error_prone_annotations:' + errorProneVersion

library/transformer/src/main/java/com/google/android/exoplayer2/transformer/DefaultAssetLoaderFactory.java

@@ -54,7 +54,7 @@ public final class DefaultAssetLoaderFactory implements AssetLoader.Factory {
       Codec.DecoderFactory decoderFactory,
       boolean forceInterpretHdrAsSdr,
       Clock clock) {
-    this.context = context;
+    this.context = context.getApplicationContext();
     this.decoderFactory = decoderFactory;
     this.forceInterpretHdrAsSdr = forceInterpretHdrAsSdr;
     this.clock = clock;
@@ -80,7 +80,7 @@ public final class DefaultAssetLoaderFactory implements AssetLoader.Factory {
       boolean forceInterpretHdrAsSdr,
       Clock clock,
       MediaSource.Factory mediaSourceFactory) {
-    this.context = context;
+    this.context = context.getApplicationContext();
     this.decoderFactory = decoderFactory;
     this.forceInterpretHdrAsSdr = forceInterpretHdrAsSdr;
     this.clock = clock;
@@ -93,7 +93,7 @@ public final class DefaultAssetLoaderFactory implements AssetLoader.Factory {
     MediaItem mediaItem = editedMediaItem.mediaItem;
     if (isImage(mediaItem.localConfiguration)) {
       if (imageAssetLoaderFactory == null) {
-        imageAssetLoaderFactory = new ImageAssetLoader.Factory();
+        imageAssetLoaderFactory = new ImageAssetLoader.Factory(context);
       }
       return imageAssetLoaderFactory.createAssetLoader(editedMediaItem, looper, listener);
     }

library/transformer/src/main/java/com/google/android/exoplayer2/transformer/ImageAssetLoader.java

@@ -23,12 +23,13 @@ import static com.google.android.exoplayer2.transformer.Transformer.PROGRESS_STA
 import static com.google.android.exoplayer2.util.Assertions.checkNotNull;
 import static com.google.android.exoplayer2.util.Assertions.checkState;
 
+import android.content.Context;
 import android.graphics.Bitmap;
 import android.os.Looper;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.Format;
 import com.google.android.exoplayer2.MediaItem;
-import com.google.android.exoplayer2.effect.SimpleBitmapLoader;
+import com.google.android.exoplayer2.upstream.DataSourceBitmapLoader;
 import com.google.android.exoplayer2.util.BitmapLoader;
 import com.google.android.exoplayer2.util.MimeTypes;
 import com.google.common.collect.ImmutableMap;
@@ -43,22 +44,30 @@ public final class ImageAssetLoader implements AssetLoader {
   /** An {@link AssetLoader.Factory} for {@link ImageAssetLoader} instances. */
   public static final class Factory implements AssetLoader.Factory {
 
+    private final Context context;
+
+    public Factory(Context context) {
+      this.context = context.getApplicationContext();
+    }
+
     @Override
     public AssetLoader createAssetLoader(
         EditedMediaItem editedMediaItem, Looper looper, Listener listener) {
-      return new ImageAssetLoader(editedMediaItem, listener);
+      return new ImageAssetLoader(context, editedMediaItem, listener);
     }
   }
 
   public static final String MIME_TYPE_IMAGE_ALL = MimeTypes.BASE_TYPE_IMAGE + "/*";
 
+  private final Context context;
   private final EditedMediaItem editedMediaItem;
   private final Listener listener;
 
   private @Transformer.ProgressState int progressState;
   private int progress;
 
-  private ImageAssetLoader(EditedMediaItem editedMediaItem, Listener listener) {
+  private ImageAssetLoader(Context context, EditedMediaItem editedMediaItem, Listener listener) {
+    this.context = context;
     this.editedMediaItem = editedMediaItem;
     this.listener = listener;
 
@@ -69,7 +78,7 @@ public final class ImageAssetLoader implements AssetLoader {
   public void start() {
     progressState = PROGRESS_STATE_AVAILABLE;
     listener.onTrackCount(1);
-    BitmapLoader bitmapLoader = new SimpleBitmapLoader();
+    BitmapLoader bitmapLoader = new DataSourceBitmapLoader(context);
     MediaItem.LocalConfiguration localConfiguration =
         checkNotNull(editedMediaItem.mediaItem.localConfiguration);
     ListenableFuture<Bitmap> future = bitmapLoader.loadBitmap(localConfiguration.uri);