BitmapFactoryVideoRenderer Tests

library/core/build.gradle

@@ -21,7 +21,11 @@ android {
         testInstrumentationRunnerArguments clearPackageData: 'true'
         testInstrumentationRunnerArguments clearPackageData: 'true'
         multiDexEnabled true
         multiDexEnabled true
     }
     }
-
+    testOptions{
+        unitTests.all {
+            jvmArgs '-noverify'
+        }
+    }
     buildTypes {
     buildTypes {
         debug {
         debug {
             testCoverageEnabled = true
             testCoverageEnabled = true

library/core/src/test/java/com/google/android/exoplayer2/video/FakeEventListener.java

+package com.google.android.exoplayer2.video;
+
+import androidx.annotation.Nullable;
+import com.google.android.exoplayer2.decoder.DecoderCounters;
+
+public class FakeEventListener implements VideoRendererEventListener {
+  @Nullable
+  VideoSize videoSize;
+  @Nullable
+  DecoderCounters decoderCounters;
+
+  private long firstFrameRenderMs = Long.MIN_VALUE;
+
+  private int droppedFrames;
+
+  private Exception videoCodecError;
+
+  @Override
+  public void onVideoSizeChanged(VideoSize videoSize) {
+    this.videoSize = videoSize;
+  }
+
+  public boolean isVideoEnabled() {
+    return decoderCounters != null;
+  }
+
+  @Override
+  public void onVideoEnabled(DecoderCounters counters) {
+    decoderCounters = counters;
+  }
+
+  @Override
+  public void onVideoDisabled(DecoderCounters counters) {
+    decoderCounters = null;
+  }
+
+  public long getFirstFrameRenderMs() {
+    return firstFrameRenderMs;
+  }
+
+  @Override
+  public void onRenderedFirstFrame(Object output, long renderTimeMs) {
+    firstFrameRenderMs = renderTimeMs;
+  }
+
+  public int getDroppedFrames() {
+    return droppedFrames;
+  }
+
+  @Override
+  public void onDroppedFrames(int count, long elapsedMs) {
+    droppedFrames+=count;
+  }
+
+  public Exception getVideoCodecError() {
+    return videoCodecError;
+  }
+
+  @Override
+  public void onVideoCodecError(Exception videoCodecError) {
+    this.videoCodecError = videoCodecError;
+  }
+
+}

library/core/src/test/java/com/google/android/exoplayer2/video/ShadowSurfaceExtended.java

+package com.google.android.exoplayer2.video;
+
+import android.graphics.Bitmap;
+import android.graphics.Canvas;
+import android.graphics.Rect;
+import android.view.Surface;
+import java.util.concurrent.Semaphore;
+import java.util.concurrent.TimeUnit;
+import org.robolectric.annotation.Implements;
+import org.robolectric.shadow.api.Shadow;
+import org.robolectric.shadows.ShadowSurface;
+
+@Implements(Surface.class)
+public class ShadowSurfaceExtended extends ShadowSurface {
+  private final Semaphore postSemaphore = new Semaphore(0);
+  private int width;
+  private int height;
+
+  public static Surface newInstance() {
+    return Shadow.newInstanceOf(Surface.class);
+  }
+
+  public void setSize(final int width, final int height) {
+    this.width = width;
+    this.height = height;
+  }
+
+  public Canvas lockCanvas(Rect canvas) {
+    return new Canvas(Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888));
+  }
+
+  public void unlockCanvasAndPost(Canvas canvas) {
+    postSemaphore.release();
+  }
+
+  public boolean waitForPost(long millis) {
+    try {
+      return postSemaphore.tryAcquire(millis, TimeUnit.MILLISECONDS);
+    } catch (InterruptedException e) {
+      return false;
+    }
+  }
+}

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

@@ -32,7 +32,8 @@ import java.util.List;
  * A {@link SubtitleView.Output} that uses Android's native layout framework via {@link
  * A {@link SubtitleView.Output} that uses Android's native layout framework via {@link
  * SubtitlePainter}.
  * SubtitlePainter}.
  */
  */
-/* package */ final class CanvasSubtitleOutput extends View implements SubtitleView.Output {
+/* package */ final class
+CanvasSubtitleOutput extends View implements SubtitleView.Output {
 
 
   private final List<SubtitlePainter> painters;
   private final List<SubtitlePainter> painters;