Move FrameProcessor and related interfaces to common.

This will allow effects preview in ExoPlayer to use the
Effect and FrameProcessor interface (and the interfaces
they depend on) without depending on transformer or the
future effects module.

PiperOrigin-RevId: 464060047

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

@@ -29,8 +29,8 @@ import android.graphics.drawable.BitmapDrawable;
 import android.opengl.GLES20;
 import android.opengl.GLUtils;
 import android.util.Pair;
+import androidx.media3.common.FrameProcessingException;
 import com.google.android.exoplayer2.C;
-import com.google.android.exoplayer2.transformer.FrameProcessingException;
 import com.google.android.exoplayer2.transformer.SingleFrameGlTextureProcessor;
 import com.google.android.exoplayer2.util.GlProgram;
 import com.google.android.exoplayer2.util.GlUtil;

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

@@ -20,7 +20,7 @@ import static com.google.android.exoplayer2.util.Assertions.checkArgument;
 import android.content.Context;
 import android.opengl.GLES20;
 import android.util.Pair;
-import com.google.android.exoplayer2.transformer.FrameProcessingException;
+import androidx.media3.common.FrameProcessingException;
 import com.google.android.exoplayer2.transformer.SingleFrameGlTextureProcessor;
 import com.google.android.exoplayer2.util.GlProgram;
 import com.google.android.exoplayer2.util.GlUtil;

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

@@ -35,13 +35,13 @@ import android.widget.Toast;
 import androidx.annotation.Nullable;
 import androidx.annotation.StringRes;
 import androidx.appcompat.app.AppCompatActivity;
+import androidx.media3.common.DebugViewProvider;
+import androidx.media3.common.Effect;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.ExoPlayer;
 import com.google.android.exoplayer2.MediaItem;
 import com.google.android.exoplayer2.transformer.Contrast;
-import com.google.android.exoplayer2.transformer.DebugViewProvider;
 import com.google.android.exoplayer2.transformer.DefaultEncoderFactory;
-import com.google.android.exoplayer2.transformer.Effect;
 import com.google.android.exoplayer2.transformer.GlEffect;
 import com.google.android.exoplayer2.transformer.GlTextureProcessor;
 import com.google.android.exoplayer2.transformer.ProgressHolder;

demos/transformer/src/withMediaPipe/java/androidx/media3/demo/transformer/MediaPipeProcessor.java

@@ -24,8 +24,8 @@ import android.opengl.EGL14;
 import android.os.Build;
 import androidx.annotation.ChecksSdkIntAtLeast;
 import androidx.annotation.Nullable;
+import androidx.media3.common.FrameProcessingException;
 import com.google.android.exoplayer2.C;
-import com.google.android.exoplayer2.transformer.FrameProcessingException;
 import com.google.android.exoplayer2.transformer.GlTextureProcessor;
 import com.google.android.exoplayer2.transformer.TextureInfo;
 import com.google.android.exoplayer2.util.LibraryLoader;

library/transformer/src/main/java/com/google/android/exoplayer2/transformer/DebugViewProvider.java → library/common/src/main/java/androidx/media3/common/DebugViewProvider.java

@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.google.android.exoplayer2.transformer;
+package androidx.media3.common;
 
 import android.view.SurfaceView;
 import androidx.annotation.Nullable;

library/transformer/src/main/java/com/google/android/exoplayer2/transformer/Effect.java → library/common/src/main/java/androidx/media3/common/Effect.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.google.android.exoplayer2.transformer;
+package androidx.media3.common;
 
 /** Marker interface for a video frame effect. */
 public interface Effect {}

library/transformer/src/main/java/com/google/android/exoplayer2/transformer/FrameInfo.java → library/common/src/main/java/androidx/media3/common/FrameInfo.java

@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.google.android.exoplayer2.transformer;
+package androidx.media3.common;
 
 import static com.google.android.exoplayer2.util.Assertions.checkArgument;
 

library/transformer/src/main/java/com/google/android/exoplayer2/transformer/FrameProcessingException.java → library/common/src/main/java/androidx/media3/common/FrameProcessingException.java

@@ -13,9 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.google.android.exoplayer2.transformer;
-
-import com.google.android.exoplayer2.C;
+package androidx.media3.common;
 
 /** Thrown when an exception occurs while applying effects to video frames. */
 public final class FrameProcessingException extends Exception {

library/transformer/src/main/java/com/google/android/exoplayer2/transformer/FrameProcessor.java → library/common/src/main/java/androidx/media3/common/FrameProcessor.java

@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.google.android.exoplayer2.transformer;
+package androidx.media3.common;
 
 import android.content.Context;
 import android.view.Surface;

library/transformer/src/main/java/com/google/android/exoplayer2/transformer/SurfaceInfo.java → library/common/src/main/java/androidx/media3/common/SurfaceInfo.java

@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.google.android.exoplayer2.transformer;
+package androidx.media3.common;
 
 import static com.google.android.exoplayer2.util.Assertions.checkArgument;
 

library/transformer/src/androidTest/java/com/google/android/exoplayer2/transformer/ContrastPixelTest.java

@@ -28,6 +28,7 @@ import android.opengl.EGLContext;
 import android.opengl.EGLDisplay;
 import android.opengl.EGLSurface;
 import android.util.Pair;
+import androidx.media3.common.FrameProcessingException;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import com.google.android.exoplayer2.util.GlUtil;
 import org.checkerframework.checker.nullness.qual.MonotonicNonNull;

library/transformer/src/androidTest/java/com/google/android/exoplayer2/transformer/CropPixelTest.java

@@ -26,6 +26,7 @@ import android.opengl.EGLContext;
 import android.opengl.EGLDisplay;
 import android.opengl.EGLSurface;
 import android.util.Pair;
+import androidx.media3.common.FrameProcessingException;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import com.google.android.exoplayer2.util.GlUtil;
 import java.io.IOException;

library/transformer/src/androidTest/java/com/google/android/exoplayer2/transformer/GlEffectsFrameProcessorPixelTest.java

@@ -34,6 +34,12 @@ import android.media.MediaExtractor;
 import android.media.MediaFormat;
 import android.util.Pair;
 import androidx.annotation.Nullable;
+import androidx.media3.common.DebugViewProvider;
+import androidx.media3.common.Effect;
+import androidx.media3.common.FrameInfo;
+import androidx.media3.common.FrameProcessingException;
+import androidx.media3.common.FrameProcessor;
+import androidx.media3.common.SurfaceInfo;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import com.google.android.exoplayer2.util.MimeTypes;
 import com.google.common.collect.ImmutableList;

library/transformer/src/androidTest/java/com/google/android/exoplayer2/transformer/MatrixTransformationProcessorPixelTest.java

@@ -25,6 +25,7 @@ import android.graphics.Matrix;
 import android.opengl.EGLContext;
 import android.opengl.EGLDisplay;
 import android.opengl.EGLSurface;
+import androidx.media3.common.FrameProcessingException;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import com.google.android.exoplayer2.util.GlUtil;
 import java.io.IOException;

library/transformer/src/androidTest/java/com/google/android/exoplayer2/transformer/PresentationPixelTest.java

@@ -26,6 +26,7 @@ import android.opengl.EGLContext;
 import android.opengl.EGLDisplay;
 import android.opengl.EGLSurface;
 import android.util.Pair;
+import androidx.media3.common.FrameProcessingException;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.util.GlUtil;

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

@@ -17,6 +17,8 @@ package com.google.android.exoplayer2.transformer;
 
 import android.util.Pair;
 import androidx.annotation.Nullable;
+import androidx.media3.common.FrameProcessingException;
+import androidx.media3.common.FrameProcessor;
 import java.util.ArrayDeque;
 import java.util.Queue;
 

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

@@ -19,6 +19,7 @@ package com.google.android.exoplayer2.transformer;
 import static com.google.android.exoplayer2.util.Assertions.checkArgument;
 
 import android.content.Context;
+import androidx.media3.common.FrameProcessingException;
 
 /** A {@link GlEffect} to control the contrast of video frames. */
 public class Contrast implements GlEffect {

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

@@ -20,6 +20,7 @@ import android.content.Context;
 import android.opengl.GLES20;
 import android.opengl.Matrix;
 import android.util.Pair;
+import androidx.media3.common.FrameProcessingException;
 import com.google.android.exoplayer2.util.GlProgram;
 import com.google.android.exoplayer2.util.GlUtil;
 import java.io.IOException;

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

@@ -32,6 +32,10 @@ import android.view.SurfaceView;
 import androidx.annotation.GuardedBy;
 import androidx.annotation.Nullable;
 import androidx.annotation.WorkerThread;
+import androidx.media3.common.DebugViewProvider;
+import androidx.media3.common.FrameProcessingException;
+import androidx.media3.common.FrameProcessor;
+import androidx.media3.common.SurfaceInfo;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.util.GlUtil;
 import com.google.android.exoplayer2.util.Log;

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

@@ -15,6 +15,7 @@
  */
 package com.google.android.exoplayer2.transformer;
 
+import androidx.media3.common.FrameProcessingException;
 import com.google.android.exoplayer2.util.GlUtil;
 
 /**

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

@@ -17,6 +17,8 @@ package com.google.android.exoplayer2.transformer;
 
 import static java.util.concurrent.TimeUnit.MILLISECONDS;
 
+import androidx.media3.common.FrameProcessingException;
+import androidx.media3.common.FrameProcessor;
 import com.google.android.exoplayer2.util.GlUtil;
 import java.util.concurrent.ConcurrentLinkedQueue;
 import java.util.concurrent.ExecutionException;

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

@@ -16,6 +16,8 @@
 package com.google.android.exoplayer2.transformer;
 
 import android.content.Context;
+import androidx.media3.common.Effect;
+import androidx.media3.common.FrameProcessingException;
 
 /**
  * Interface for a video frame effect with a {@link GlTextureProcessor} implementation.

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

@@ -28,6 +28,12 @@ import android.opengl.EGLDisplay;
 import android.view.Surface;
 import androidx.annotation.Nullable;
 import androidx.annotation.WorkerThread;
+import androidx.media3.common.DebugViewProvider;
+import androidx.media3.common.Effect;
+import androidx.media3.common.FrameInfo;
+import androidx.media3.common.FrameProcessingException;
+import androidx.media3.common.FrameProcessor;
+import androidx.media3.common.SurfaceInfo;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.util.GlUtil;
 import com.google.android.exoplayer2.util.Util;

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

@@ -18,6 +18,7 @@ package com.google.android.exoplayer2.transformer;
 import android.content.Context;
 import android.opengl.Matrix;
 import android.util.Pair;
+import androidx.media3.common.FrameProcessingException;
 
 /**
  * Specifies a 4x4 transformation {@link Matrix} to apply in the vertex shader for each frame.

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

@@ -15,6 +15,8 @@
  */
 package com.google.android.exoplayer2.transformer;
 
+import androidx.media3.common.FrameProcessingException;
+
 /**
  * Processes frames from one OpenGL 2D texture to another.
  *

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

@@ -21,6 +21,7 @@ import android.content.Context;
 import android.opengl.GLES20;
 import android.opengl.Matrix;
 import android.util.Pair;
+import androidx.media3.common.FrameProcessingException;
 import com.google.android.exoplayer2.util.GlProgram;
 import com.google.android.exoplayer2.util.GlUtil;
 import com.google.common.collect.ImmutableList;

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

@@ -17,6 +17,7 @@ package com.google.android.exoplayer2.transformer;
 
 import android.util.Pair;
 import androidx.annotation.CallSuper;
+import androidx.media3.common.FrameProcessingException;
 import com.google.android.exoplayer2.util.GlUtil;
 import org.checkerframework.checker.nullness.qual.EnsuresNonNull;
 import org.checkerframework.checker.nullness.qual.MonotonicNonNull;

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

@@ -22,6 +22,7 @@ import android.media.MediaFormat;
 import android.os.SystemClock;
 import androidx.annotation.IntDef;
 import androidx.annotation.Nullable;
+import androidx.media3.common.FrameProcessingException;
 import com.google.android.exoplayer2.Format;
 import com.google.android.exoplayer2.PlaybackException;
 import com.google.android.exoplayer2.audio.AudioProcessor;

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

@@ -33,6 +33,9 @@ import androidx.annotation.IntDef;
 import androidx.annotation.Nullable;
 import androidx.annotation.RequiresApi;
 import androidx.annotation.VisibleForTesting;
+import androidx.media3.common.DebugViewProvider;
+import androidx.media3.common.Effect;
+import androidx.media3.common.FrameProcessor;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.DefaultLoadControl;
 import com.google.android.exoplayer2.ExoPlayer;

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

@@ -21,6 +21,9 @@ import static com.google.android.exoplayer2.util.Assertions.checkNotNull;
 import static com.google.android.exoplayer2.util.Util.SDK_INT;
 
 import android.content.Context;
+import androidx.media3.common.DebugViewProvider;
+import androidx.media3.common.Effect;
+import androidx.media3.common.FrameProcessor;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.Format;
 import com.google.android.exoplayer2.FormatHolder;

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

@@ -23,6 +23,12 @@ import android.media.MediaCodec;
 import android.view.Surface;
 import androidx.annotation.Nullable;
 import androidx.annotation.VisibleForTesting;
+import androidx.media3.common.DebugViewProvider;
+import androidx.media3.common.Effect;
+import androidx.media3.common.FrameInfo;
+import androidx.media3.common.FrameProcessingException;
+import androidx.media3.common.FrameProcessor;
+import androidx.media3.common.SurfaceInfo;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.Format;
 import com.google.android.exoplayer2.decoder.DecoderInputBuffer;

library/transformer/src/test/java/com/google/android/exoplayer2/transformer/ChainingGlTextureProcessorListenerTest.java

@@ -20,6 +20,8 @@ import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
 
+import androidx.media3.common.FrameProcessingException;
+import androidx.media3.common.FrameProcessor;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import com.google.android.exoplayer2.util.Util;
 import org.junit.After;

library/transformer/src/test/java/com/google/android/exoplayer2/transformer/VideoEncoderWrapperTest.java

@@ -21,6 +21,7 @@ import static org.mockito.Mockito.when;
 
 import android.net.Uri;
 import android.os.Looper;
+import androidx.media3.common.SurfaceInfo;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.Format;