Add context param to GlFrameProcessor initialize().

PiperOrigin-RevId: 442826391

demos/transformer/src/main/java/androidx/media3/demo/transformer/AdvancedFrameProcessorFactory.java

@@ -15,7 +15,6 @@
  */
 package androidx.media3.demo.transformer;
 
-import android.content.Context;
 import android.graphics.Matrix;
 import androidx.media3.common.C;
 import androidx.media3.common.util.Util;
@@ -32,27 +31,26 @@ import androidx.media3.transformer.GlFrameProcessor;
    * #ZOOM_DURATION_SECONDS} seconds, such that the rectangle filled with the input frame increases
    * linearly in size from a single point to filling the full output frame.
    */
-  public static GlFrameProcessor createZoomInTransitionFrameProcessor(Context context) {
+  public static GlFrameProcessor createZoomInTransitionFrameProcessor() {
     return new AdvancedFrameProcessor(
-        context,
         /* matrixProvider= */ AdvancedFrameProcessorFactory::calculateZoomInTransitionMatrix);
   }
 
   /**
    * Returns a {@link GlFrameProcessor} that crops frames to a rectangle that moves on an ellipse.
    */
-  public static GlFrameProcessor createDizzyCropFrameProcessor(Context context) {
+  public static GlFrameProcessor createDizzyCropFrameProcessor() {
     return new AdvancedFrameProcessor(
-        context, /* matrixProvider= */ AdvancedFrameProcessorFactory::calculateDizzyCropMatrix);
+        /* matrixProvider= */ AdvancedFrameProcessorFactory::calculateDizzyCropMatrix);
   }
 
   /**
    * Returns a {@link GlFrameProcessor} that rotates a frame in 3D around the y-axis and applies
    * perspective projection to 2D.
    */
-  public static GlFrameProcessor createSpin3dFrameProcessor(Context context) {
+  public static GlFrameProcessor createSpin3dFrameProcessor() {
     return new AdvancedFrameProcessor(
-        context, /* matrixProvider= */ AdvancedFrameProcessorFactory::calculate3dSpinMatrix);
+        /* matrixProvider= */ AdvancedFrameProcessorFactory::calculate3dSpinMatrix);
   }
 
   private static final float ZOOM_DURATION_SECONDS = 2f;

demos/transformer/src/main/java/androidx/media3/demo/transformer/BitmapOverlayFrameProcessor.java

@@ -53,20 +53,18 @@ import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
 
   private static final int BITMAP_WIDTH_HEIGHT = 512;
 
-  private final Context context;
   private final Paint paint;
   private final Bitmap overlayBitmap;
-  private final Bitmap logoBitmap;
   private final Canvas overlayCanvas;
 
   private float bitmapScaleX;
   private float bitmapScaleY;
   private int bitmapTexId;
   private @MonotonicNonNull Size outputSize;
+  private @MonotonicNonNull Bitmap logoBitmap;
   private @MonotonicNonNull GlProgram glProgram;
 
-  public BitmapOverlayFrameProcessor(Context context) {
+  public BitmapOverlayFrameProcessor() {
-    this.context = context;
     paint = new Paint();
     paint.setTextSize(64);
     paint.setAntiAlias(true);
@@ -75,18 +73,11 @@ import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
     overlayBitmap =
         Bitmap.createBitmap(BITMAP_WIDTH_HEIGHT, BITMAP_WIDTH_HEIGHT, Bitmap.Config.ARGB_8888);
     overlayCanvas = new Canvas(overlayBitmap);
-    try {
-      logoBitmap =
-          ((BitmapDrawable)
-                  context.getPackageManager().getApplicationIcon(context.getPackageName()))
-              .getBitmap();
-    } catch (PackageManager.NameNotFoundException e) {
-      throw new IllegalStateException(e);
-    }
   }
 
   @Override
-  public void initialize(int inputTexId, int inputWidth, int inputHeight) throws IOException {
+  public void initialize(Context context, int inputTexId, int inputWidth, int inputHeight)
+      throws IOException {
     if (inputWidth > inputHeight) {
       bitmapScaleX = inputWidth / (float) inputHeight;
       bitmapScaleY = 1f;
@@ -96,6 +87,14 @@ import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
     }
     outputSize = new Size(inputWidth, inputHeight);
 
+    try {
+      logoBitmap =
+          ((BitmapDrawable)
+                  context.getPackageManager().getApplicationIcon(context.getPackageName()))
+              .getBitmap();
+    } catch (PackageManager.NameNotFoundException e) {
+      throw new IllegalStateException(e);
+    }
     bitmapTexId = GlUtil.createTexture(BITMAP_WIDTH_HEIGHT, BITMAP_WIDTH_HEIGHT);
     GLUtils.texImage2D(GLES20.GL_TEXTURE_2D, /* level= */ 0, overlayBitmap, /* border= */ 0);
 
@@ -125,7 +124,7 @@ import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
     String text =
         String.format(Locale.US, "%.02f", presentationTimeUs / (float) C.MICROS_PER_SECOND);
     overlayBitmap.eraseColor(Color.TRANSPARENT);
-    overlayCanvas.drawBitmap(logoBitmap, /* left= */ 3, /* top= */ 378, paint);
+    overlayCanvas.drawBitmap(checkStateNotNull(logoBitmap), /* left= */ 3, /* top= */ 378, paint);
     overlayCanvas.drawText(text, /* x= */ 160, /* y= */ 466, paint);
     GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, bitmapTexId);
     GLUtils.texSubImage2D(

demos/transformer/src/main/java/androidx/media3/demo/transformer/PeriodicVignetteFrameProcessor.java

@@ -40,7 +40,6 @@ import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
   private static final String FRAGMENT_SHADER_PATH = "fragment_shader_vignette_es2.glsl";
   private static final float DIMMING_PERIOD_US = 5_600_000f;
 
-  private final Context context;
   private float centerX;
   private float centerY;
   private float minInnerRadius;
@@ -69,15 +68,9 @@ import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
    * @param outerRadius The radius after which all pixels are black.
    */
   public PeriodicVignetteFrameProcessor(
-      Context context,
+      float centerX, float centerY, float minInnerRadius, float maxInnerRadius, float outerRadius) {
-      float centerX,
-      float centerY,
-      float minInnerRadius,
-      float maxInnerRadius,
-      float outerRadius) {
     checkArgument(minInnerRadius <= maxInnerRadius);
     checkArgument(maxInnerRadius <= outerRadius);
-    this.context = context;
     this.centerX = centerX;
     this.centerY = centerY;
     this.minInnerRadius = minInnerRadius;
@@ -86,7 +79,8 @@ import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
   }
 
   @Override
-  public void initialize(int inputTexId, int inputWidth, int inputHeight) throws IOException {
+  public void initialize(Context context, int inputTexId, int inputWidth, int inputHeight)
+      throws IOException {
     outputSize = new Size(inputWidth, inputHeight);
     glProgram = new GlProgram(context, VERTEX_SHADER_PATH, FRAGMENT_SHADER_PATH);
     glProgram.setSamplerTexIdUniform("uTexSampler", inputTexId, /* texUnitIndex= */ 0);

demos/transformer/src/main/java/androidx/media3/demo/transformer/TransformerActivity.java

@@ -246,13 +246,11 @@ public final class TransformerActivity extends AppCompatActivity {
           bundle.getBooleanArray(ConfigurationActivity.DEMO_FRAME_PROCESSORS_SELECTIONS);
       if (selectedFrameProcessors != null) {
         if (selectedFrameProcessors[0]) {
-          frameProcessors.add(
+          frameProcessors.add(AdvancedFrameProcessorFactory.createDizzyCropFrameProcessor());
-              AdvancedFrameProcessorFactory.createDizzyCropFrameProcessor(/* context= */ this));
         }
         if (selectedFrameProcessors[1]) {
           frameProcessors.add(
               new PeriodicVignetteFrameProcessor(
-                  /* context= */ this,
                   bundle.getFloat(ConfigurationActivity.PERIODIC_VIGNETTE_CENTER_X),
                   bundle.getFloat(ConfigurationActivity.PERIODIC_VIGNETTE_CENTER_Y),
                   /* minInnerRadius= */ bundle.getFloat(
@@ -262,16 +260,13 @@ public final class TransformerActivity extends AppCompatActivity {
                   bundle.getFloat(ConfigurationActivity.PERIODIC_VIGNETTE_OUTER_RADIUS)));
         }
         if (selectedFrameProcessors[2]) {
-          frameProcessors.add(
+          frameProcessors.add(AdvancedFrameProcessorFactory.createSpin3dFrameProcessor());
-              AdvancedFrameProcessorFactory.createSpin3dFrameProcessor(/* context= */ this));
         }
         if (selectedFrameProcessors[3]) {
-          frameProcessors.add(new BitmapOverlayFrameProcessor(/* context= */ this));
+          frameProcessors.add(new BitmapOverlayFrameProcessor());
         }
         if (selectedFrameProcessors[4]) {
-          frameProcessors.add(
+          frameProcessors.add(AdvancedFrameProcessorFactory.createZoomInTransitionFrameProcessor());
-              AdvancedFrameProcessorFactory.createZoomInTransitionFrameProcessor(
-                  /* context= */ this));
         }
         transformerBuilder.setFrameProcessors(frameProcessors.build());
       }

libraries/transformer/src/androidTest/java/androidx/media3/transformer/AdvancedFrameProcessorPixelTest.java

@@ -93,8 +93,8 @@ public final class AdvancedFrameProcessorPixelTest {
   public void drawFrame_noEdits_producesExpectedOutput() throws Exception {
     String testId = "drawFrame_noEdits";
     Matrix identityMatrix = new Matrix();
-    advancedFrameProcessor = new AdvancedFrameProcessor(getApplicationContext(), identityMatrix);
+    advancedFrameProcessor = new AdvancedFrameProcessor(identityMatrix);
-    advancedFrameProcessor.initialize(inputTexId, width, height);
+    advancedFrameProcessor.initialize(getApplicationContext(), inputTexId, width, height);
     Bitmap expectedBitmap = BitmapTestUtil.readBitmap(ORIGINAL_PNG_ASSET_PATH);
 
     advancedFrameProcessor.drawFrame(/* presentationTimeUs= */ 0);
@@ -115,9 +115,8 @@ public final class AdvancedFrameProcessorPixelTest {
     String testId = "drawFrame_translateRight";
     Matrix translateRightMatrix = new Matrix();
     translateRightMatrix.postTranslate(/* dx= */ 1, /* dy= */ 0);
-    advancedFrameProcessor =
+    advancedFrameProcessor = new AdvancedFrameProcessor(translateRightMatrix);
-        new AdvancedFrameProcessor(getApplicationContext(), translateRightMatrix);
+    advancedFrameProcessor.initialize(getApplicationContext(), inputTexId, width, height);
-    advancedFrameProcessor.initialize(inputTexId, width, height);
     Bitmap expectedBitmap = BitmapTestUtil.readBitmap(TRANSLATE_RIGHT_PNG_ASSET_PATH);
 
     advancedFrameProcessor.drawFrame(/* presentationTimeUs= */ 0);
@@ -138,8 +137,8 @@ public final class AdvancedFrameProcessorPixelTest {
     String testId = "drawFrame_scaleNarrow";
     Matrix scaleNarrowMatrix = new Matrix();
     scaleNarrowMatrix.postScale(.5f, 1.2f);
-    advancedFrameProcessor = new AdvancedFrameProcessor(getApplicationContext(), scaleNarrowMatrix);
+    advancedFrameProcessor = new AdvancedFrameProcessor(scaleNarrowMatrix);
-    advancedFrameProcessor.initialize(inputTexId, width, height);
+    advancedFrameProcessor.initialize(getApplicationContext(), inputTexId, width, height);
     Bitmap expectedBitmap = BitmapTestUtil.readBitmap(SCALE_NARROW_PNG_ASSET_PATH);
 
     advancedFrameProcessor.drawFrame(/* presentationTimeUs= */ 0);
@@ -160,8 +159,8 @@ public final class AdvancedFrameProcessorPixelTest {
     String testId = "drawFrame_rotate90";
     Matrix rotate90Matrix = new Matrix();
     rotate90Matrix.postRotate(/* degrees= */ 90);
-    advancedFrameProcessor = new AdvancedFrameProcessor(getApplicationContext(), rotate90Matrix);
+    advancedFrameProcessor = new AdvancedFrameProcessor(rotate90Matrix);
-    advancedFrameProcessor.initialize(inputTexId, width, height);
+    advancedFrameProcessor.initialize(getApplicationContext(), inputTexId, width, height);
     Bitmap expectedBitmap = BitmapTestUtil.readBitmap(ROTATE_90_PNG_ASSET_PATH);
 
     advancedFrameProcessor.drawFrame(/* presentationTimeUs= */ 0);

libraries/transformer/src/androidTest/java/androidx/media3/transformer/FrameProcessorChainPixelTest.java

@@ -110,8 +110,7 @@ public final class FrameProcessorChainPixelTest {
     String testId = "processData_withAdvancedFrameProcessor_translateRight";
     Matrix translateRightMatrix = new Matrix();
     translateRightMatrix.postTranslate(/* dx= */ 1, /* dy= */ 0);
-    GlFrameProcessor glFrameProcessor =
+    GlFrameProcessor glFrameProcessor = new AdvancedFrameProcessor(translateRightMatrix);
-        new AdvancedFrameProcessor(getApplicationContext(), translateRightMatrix);
     setUpAndPrepareFirstFrame(glFrameProcessor);
     Bitmap expectedBitmap = BitmapTestUtil.readBitmap(TRANSLATE_RIGHT_PNG_ASSET_PATH);
 
@@ -133,11 +132,9 @@ public final class FrameProcessorChainPixelTest {
     Matrix translateRightMatrix = new Matrix();
     translateRightMatrix.postTranslate(/* dx= */ 1, /* dy= */ 0);
     GlFrameProcessor translateRightFrameProcessor =
-        new AdvancedFrameProcessor(getApplicationContext(), translateRightMatrix);
+        new AdvancedFrameProcessor(translateRightMatrix);
     GlFrameProcessor rotate45FrameProcessor =
-        new ScaleToFitFrameProcessor.Builder(getApplicationContext())
+        new ScaleToFitFrameProcessor.Builder().setRotationDegrees(45).build();
-            .setRotationDegrees(45)
-            .build();
     setUpAndPrepareFirstFrame(translateRightFrameProcessor, rotate45FrameProcessor);
     Bitmap expectedBitmap = BitmapTestUtil.readBitmap(TRANSLATE_THEN_ROTATE_PNG_ASSET_PATH);
 
@@ -157,13 +154,11 @@ public final class FrameProcessorChainPixelTest {
       throws Exception {
     String testId = "processData_withScaleToFitAndAdvancedFrameProcessors";
     GlFrameProcessor rotate45FrameProcessor =
-        new ScaleToFitFrameProcessor.Builder(getApplicationContext())
+        new ScaleToFitFrameProcessor.Builder().setRotationDegrees(45).build();
-            .setRotationDegrees(45)
-            .build();
     Matrix translateRightMatrix = new Matrix();
     translateRightMatrix.postTranslate(/* dx= */ 1, /* dy= */ 0);
     GlFrameProcessor translateRightFrameProcessor =
-        new AdvancedFrameProcessor(getApplicationContext(), translateRightMatrix);
+        new AdvancedFrameProcessor(translateRightMatrix);
     setUpAndPrepareFirstFrame(rotate45FrameProcessor, translateRightFrameProcessor);
     Bitmap expectedBitmap = BitmapTestUtil.readBitmap(ROTATE_THEN_TRANSLATE_PNG_ASSET_PATH);
 
@@ -183,7 +178,7 @@ public final class FrameProcessorChainPixelTest {
       throws Exception {
     String testId = "processData_withPresentationFrameProcessor_setResolution";
     GlFrameProcessor glFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext()).setResolution(480).build();
+        new PresentationFrameProcessor.Builder().setResolution(480).build();
     setUpAndPrepareFirstFrame(glFrameProcessor);
     Bitmap expectedBitmap = BitmapTestUtil.readBitmap(REQUEST_OUTPUT_HEIGHT_PNG_ASSET_PATH);
 
@@ -203,9 +198,7 @@ public final class FrameProcessorChainPixelTest {
       throws Exception {
     String testId = "processData_withScaleToFitFrameProcessor_rotate45";
     GlFrameProcessor glFrameProcessor =
-        new ScaleToFitFrameProcessor.Builder(getApplicationContext())
+        new ScaleToFitFrameProcessor.Builder().setRotationDegrees(45).build();
-            .setRotationDegrees(45)
-            .build();
     setUpAndPrepareFirstFrame(glFrameProcessor);
     Bitmap expectedBitmap = BitmapTestUtil.readBitmap(ROTATE45_SCALE_TO_FIT_PNG_ASSET_PATH);
 

libraries/transformer/src/androidTest/java/androidx/media3/transformer/FrameProcessorChainTest.java

@@ -138,7 +138,7 @@ public final class FrameProcessorChainTest {
     }
 
     @Override
-    public void initialize(int inputTexId, int inputWidth, int inputHeight) {}
+    public void initialize(Context context, int inputTexId, int inputWidth, int inputHeight) {}
 
     @Override
     public Size getOutputSize() {

libraries/transformer/src/androidTest/java/androidx/media3/transformer/PresentationFrameProcessorPixelTest.java

@@ -101,9 +101,9 @@ public final class PresentationFrameProcessorPixelTest {
   @Test
   public void drawFrame_noEdits_producesExpectedOutput() throws Exception {
     String testId = "drawFrame_noEdits";
-    presentationFrameProcessor =
+    presentationFrameProcessor = new PresentationFrameProcessor.Builder().build();
-        new PresentationFrameProcessor.Builder(getApplicationContext()).build();
+    presentationFrameProcessor.initialize(
-    presentationFrameProcessor.initialize(inputTexId, inputWidth, inputHeight);
+        getApplicationContext(), inputTexId, inputWidth, inputHeight);
     Size outputSize = presentationFrameProcessor.getOutputSize();
     setupOutputTexture(outputSize.getWidth(), outputSize.getHeight());
     Bitmap expectedBitmap = BitmapTestUtil.readBitmap(ORIGINAL_PNG_ASSET_PATH);
@@ -126,10 +126,11 @@ public final class PresentationFrameProcessorPixelTest {
   public void drawFrame_cropSmaller_producesExpectedOutput() throws Exception {
     String testId = "drawFrame_cropSmaller";
     GlFrameProcessor presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext())
+        new PresentationFrameProcessor.Builder()
             .setCrop(/* left= */ -.9f, /* right= */ .1f, /* bottom= */ -1f, /* top= */ .5f)
             .build();
-    presentationFrameProcessor.initialize(inputTexId, inputWidth, inputHeight);
+    presentationFrameProcessor.initialize(
+        getApplicationContext(), inputTexId, inputWidth, inputHeight);
     Size outputSize = presentationFrameProcessor.getOutputSize();
     setupOutputTexture(outputSize.getWidth(), outputSize.getHeight());
     Bitmap expectedBitmap = BitmapTestUtil.readBitmap(CROP_SMALLER_PNG_ASSET_PATH);
@@ -152,10 +153,11 @@ public final class PresentationFrameProcessorPixelTest {
   public void drawFrame_cropLarger_producesExpectedOutput() throws Exception {
     String testId = "drawFrame_cropSmaller";
     GlFrameProcessor presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext())
+        new PresentationFrameProcessor.Builder()
             .setCrop(/* left= */ -2f, /* right= */ 2f, /* bottom= */ -1f, /* top= */ 2f)
             .build();
-    presentationFrameProcessor.initialize(inputTexId, inputWidth, inputHeight);
+    presentationFrameProcessor.initialize(
+        getApplicationContext(), inputTexId, inputWidth, inputHeight);
     Size outputSize = presentationFrameProcessor.getOutputSize();
     setupOutputTexture(outputSize.getWidth(), outputSize.getHeight());
     Bitmap expectedBitmap = BitmapTestUtil.readBitmap(CROP_LARGER_PNG_ASSET_PATH);
@@ -179,10 +181,11 @@ public final class PresentationFrameProcessorPixelTest {
       throws Exception {
     String testId = "drawFrame_changeAspectRatio_scaleToFit_narrow";
     presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext())
+        new PresentationFrameProcessor.Builder()
             .setAspectRatio(1f, PresentationFrameProcessor.SCALE_TO_FIT)
             .build();
-    presentationFrameProcessor.initialize(inputTexId, inputWidth, inputHeight);
+    presentationFrameProcessor.initialize(
+        getApplicationContext(), inputTexId, inputWidth, inputHeight);
     Size outputSize = presentationFrameProcessor.getOutputSize();
     setupOutputTexture(outputSize.getWidth(), outputSize.getHeight());
     Bitmap expectedBitmap =
@@ -207,10 +210,11 @@ public final class PresentationFrameProcessorPixelTest {
       throws Exception {
     String testId = "drawFrame_changeAspectRatio_scaleToFit_wide";
     presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext())
+        new PresentationFrameProcessor.Builder()
             .setAspectRatio(2f, PresentationFrameProcessor.SCALE_TO_FIT)
             .build();
-    presentationFrameProcessor.initialize(inputTexId, inputWidth, inputHeight);
+    presentationFrameProcessor.initialize(
+        getApplicationContext(), inputTexId, inputWidth, inputHeight);
     Size outputSize = presentationFrameProcessor.getOutputSize();
     setupOutputTexture(outputSize.getWidth(), outputSize.getHeight());
     Bitmap expectedBitmap =
@@ -235,10 +239,11 @@ public final class PresentationFrameProcessorPixelTest {
       throws Exception {
     String testId = "drawFrame_changeAspectRatio_scaleToFitWithCrop_narrow";
     presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext())
+        new PresentationFrameProcessor.Builder()
             .setAspectRatio(1f, PresentationFrameProcessor.SCALE_TO_FIT_WITH_CROP)
             .build();
-    presentationFrameProcessor.initialize(inputTexId, inputWidth, inputHeight);
+    presentationFrameProcessor.initialize(
+        getApplicationContext(), inputTexId, inputWidth, inputHeight);
     Size outputSize = presentationFrameProcessor.getOutputSize();
     setupOutputTexture(outputSize.getWidth(), outputSize.getHeight());
     Bitmap expectedBitmap =
@@ -263,10 +268,11 @@ public final class PresentationFrameProcessorPixelTest {
       throws Exception {
     String testId = "drawFrame_changeAspectRatio_scaleToFitWithCrop_wide";
     presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext())
+        new PresentationFrameProcessor.Builder()
             .setAspectRatio(2f, PresentationFrameProcessor.SCALE_TO_FIT_WITH_CROP)
             .build();
-    presentationFrameProcessor.initialize(inputTexId, inputWidth, inputHeight);
+    presentationFrameProcessor.initialize(
+        getApplicationContext(), inputTexId, inputWidth, inputHeight);
     Size outputSize = presentationFrameProcessor.getOutputSize();
     setupOutputTexture(outputSize.getWidth(), outputSize.getHeight());
     Bitmap expectedBitmap =
@@ -291,10 +297,11 @@ public final class PresentationFrameProcessorPixelTest {
       throws Exception {
     String testId = "drawFrame_changeAspectRatio_stretchToFit_narrow";
     presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext())
+        new PresentationFrameProcessor.Builder()
             .setAspectRatio(1f, PresentationFrameProcessor.STRETCH_TO_FIT)
             .build();
-    presentationFrameProcessor.initialize(inputTexId, inputWidth, inputHeight);
+    presentationFrameProcessor.initialize(
+        getApplicationContext(), inputTexId, inputWidth, inputHeight);
     Size outputSize = presentationFrameProcessor.getOutputSize();
     setupOutputTexture(outputSize.getWidth(), outputSize.getHeight());
     Bitmap expectedBitmap =
@@ -319,10 +326,11 @@ public final class PresentationFrameProcessorPixelTest {
       throws Exception {
     String testId = "drawFrame_changeAspectRatio_stretchToFit_wide";
     presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext())
+        new PresentationFrameProcessor.Builder()
             .setAspectRatio(2f, PresentationFrameProcessor.STRETCH_TO_FIT)
             .build();
-    presentationFrameProcessor.initialize(inputTexId, inputWidth, inputHeight);
+    presentationFrameProcessor.initialize(
+        getApplicationContext(), inputTexId, inputWidth, inputHeight);
     Size outputSize = presentationFrameProcessor.getOutputSize();
     setupOutputTexture(outputSize.getWidth(), outputSize.getHeight());
     Bitmap expectedBitmap =

libraries/transformer/src/main/java/androidx/media3/transformer/AdvancedFrameProcessor.java

@@ -111,7 +111,6 @@ public final class AdvancedFrameProcessor implements GlFrameProcessor {
     return matrix4x4Array;
   }
 
-  private final Context context;
   private final GlMatrixProvider matrixProvider;
 
   private @MonotonicNonNull Size size;
@@ -120,37 +119,33 @@ public final class AdvancedFrameProcessor implements GlFrameProcessor {
   /**
    * Creates a new instance.
    *
-   * @param context The {@link Context}.
    * @param transformationMatrix The transformation {@link android.graphics.Matrix} to apply to each
    *     frame. Operations are done on normalized device coordinates (-1 to 1 on x and y), and no
    *     automatic adjustments are applied on the transformation matrix.
    */
-  public AdvancedFrameProcessor(Context context, android.graphics.Matrix transformationMatrix) {
+  public AdvancedFrameProcessor(android.graphics.Matrix transformationMatrix) {
-    this(context, getGlMatrixArray(transformationMatrix));
+    this(getGlMatrixArray(transformationMatrix));
   }
 
   /**
    * Creates a new instance.
    *
-   * @param context The {@link Context}.
    * @param matrixProvider A {@link MatrixProvider} that provides the transformation matrix to apply
    *     to each frame.
    */
-  public AdvancedFrameProcessor(Context context, MatrixProvider matrixProvider) {
+  public AdvancedFrameProcessor(MatrixProvider matrixProvider) {
-    this.context = context;
     this.matrixProvider = matrixProvider;
   }
 
   /**
    * Creates a new instance.
    *
-   * @param context The {@link Context}.
    * @param transformationMatrix The 4x4 transformation {@link android.opengl.Matrix} to apply to
    *     each frame. Operations are done on normalized device coordinates (-1 to 1 on x and y), and
    *     no automatic adjustments are applied on the transformation matrix.
    */
-  public AdvancedFrameProcessor(Context context, float[] transformationMatrix) {
+  public AdvancedFrameProcessor(float[] transformationMatrix) {
-    this(context, /* matrixProvider= */ (long presentationTimeUs) -> transformationMatrix.clone());
+    this(/* matrixProvider= */ (long presentationTimeUs) -> transformationMatrix.clone());
     checkArgument(
         transformationMatrix.length == 16, "A 4x4 transformation matrix must have 16 elements.");
   }
@@ -158,17 +153,16 @@ public final class AdvancedFrameProcessor implements GlFrameProcessor {
   /**
    * Creates a new instance.
    *
-   * @param context The {@link Context}.
    * @param matrixProvider A {@link GlMatrixProvider} that updates the transformation matrix for
    *     each frame.
    */
-  public AdvancedFrameProcessor(Context context, GlMatrixProvider matrixProvider) {
+  public AdvancedFrameProcessor(GlMatrixProvider matrixProvider) {
-    this.context = context;
     this.matrixProvider = matrixProvider;
   }
 
   @Override
-  public void initialize(int inputTexId, int inputWidth, int inputHeight) throws IOException {
+  public void initialize(Context context, int inputTexId, int inputWidth, int inputHeight)
+      throws IOException {
     checkArgument(inputWidth > 0, "inputWidth must be positive");
     checkArgument(inputHeight > 0, "inputHeight must be positive");
 

libraries/transformer/src/main/java/androidx/media3/transformer/ExternalCopyFrameProcessor.java

@@ -49,19 +49,18 @@ import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
     1.683f, -0.652f, 0.0f,
   };
 
-  private final Context context;
   private final boolean enableExperimentalHdrEditing;
 
   private @MonotonicNonNull Size size;
   private @MonotonicNonNull GlProgram glProgram;
 
-  public ExternalCopyFrameProcessor(Context context, boolean enableExperimentalHdrEditing) {
+  public ExternalCopyFrameProcessor(boolean enableExperimentalHdrEditing) {
-    this.context = context;
     this.enableExperimentalHdrEditing = enableExperimentalHdrEditing;
   }
 
   @Override
-  public void initialize(int inputTexId, int inputWidth, int inputHeight) throws IOException {
+  public void initialize(Context context, int inputTexId, int inputWidth, int inputHeight)
+      throws IOException {
     checkArgument(inputWidth > 0, "inputWidth must be positive");
     checkArgument(inputHeight > 0, "inputHeight must be positive");
 

libraries/transformer/src/main/java/androidx/media3/transformer/FrameProcessorChain.java

@@ -104,13 +104,14 @@ import org.checkerframework.checker.nullness.qual.RequiresNonNull;
 
     ExecutorService singleThreadExecutorService = Util.newSingleThreadExecutor(THREAD_NAME);
     ExternalCopyFrameProcessor externalCopyFrameProcessor =
-        new ExternalCopyFrameProcessor(context, enableExperimentalHdrEditing);
+        new ExternalCopyFrameProcessor(enableExperimentalHdrEditing);
 
     try {
       return singleThreadExecutorService
           .submit(
               () ->
                   createOpenGlObjectsAndFrameProcessorChain(
+                      context,
                       inputWidth,
                       inputHeight,
                       frameProcessors,
@@ -136,6 +137,7 @@ import org.checkerframework.checker.nullness.qual.RequiresNonNull;
    */
   @WorkerThread
   private static FrameProcessorChain createOpenGlObjectsAndFrameProcessorChain(
+      Context context,
       int inputWidth,
       int inputHeight,
       List<GlFrameProcessor> frameProcessors,
@@ -162,14 +164,16 @@ import org.checkerframework.checker.nullness.qual.RequiresNonNull;
     }
 
     int inputExternalTexId = GlUtil.createExternalTexture();
-    externalCopyFrameProcessor.initialize(inputExternalTexId, inputWidth, inputHeight);
+    externalCopyFrameProcessor.initialize(context, inputExternalTexId, inputWidth, inputHeight);
 
     int[] framebuffers = new int[frameProcessors.size()];
     Size inputSize = externalCopyFrameProcessor.getOutputSize();
     for (int i = 0; i < frameProcessors.size(); i++) {
       int inputTexId = GlUtil.createTexture(inputSize.getWidth(), inputSize.getHeight());
       framebuffers[i] = GlUtil.createFboForTexture(inputTexId);
-      frameProcessors.get(i).initialize(inputTexId, inputSize.getWidth(), inputSize.getHeight());
+      frameProcessors
+          .get(i)
+          .initialize(context, inputTexId, inputSize.getWidth(), inputSize.getHeight());
       inputSize = frameProcessors.get(i).getOutputSize();
     }
     return new FrameProcessorChain(

libraries/transformer/src/main/java/androidx/media3/transformer/GlFrameProcessor.java

@@ -15,6 +15,7 @@
  */
 package androidx.media3.transformer;
 
+import android.content.Context;
 import android.util.Size;
 import androidx.media3.common.util.UnstableApi;
 import java.io.IOException;
@@ -26,7 +27,7 @@ import java.io.IOException;
  *
  * <ol>
  *   <li>The constructor, for implementation-specific arguments.
- *   <li>{@link #initialize(int,int,int)}, to set up graphics initialization.
+ *   <li>{@link #initialize(Context, int, int, int)}, to set up graphics initialization.
  *   <li>{@link #drawFrame(long)}, to process one frame.
  *   <li>{@link #release()}, upon conclusion of processing.
  * </ol>
@@ -40,17 +41,19 @@ public interface GlFrameProcessor {
    *
    * <p>This method may only be called if there is a current OpenGL context.
    *
+   * @param context The {@link Context}.
    * @param inputTexId Identifier of a 2D OpenGL texture.
    * @param inputWidth The input width, in pixels.
    * @param inputHeight The input height, in pixels.
    */
-  void initialize(int inputTexId, int inputWidth, int inputHeight) throws IOException;
+  void initialize(Context context, int inputTexId, int inputWidth, int inputHeight)
+      throws IOException;
 
   /**
    * Returns the output {@link Size} of frames processed through {@link #drawFrame(long)}.
    *
    * <p>This method may only be called after the frame processor has been {@link
-   * #initialize(int,int,int) initialized}.
+   * #initialize(Context, int, int, int) initialized}.
    */
   Size getOutputSize();
 
@@ -58,8 +61,8 @@ public interface GlFrameProcessor {
    * Draws one frame.
    *
    * <p>This method may only be called after the frame processor has been {@link
-   * #initialize(int,int,int) initialized}. The caller is responsible for focussing the correct
+   * #initialize(Context, int, int, int) initialized}. The caller is responsible for focussing the
-   * render target before calling this method.
+   * correct render target before calling this method.
    *
    * <p>A minimal implementation should tell OpenGL to use its shader program, bind the shader
    * program's vertex attributes and uniforms, and issue a drawing command.

libraries/transformer/src/main/java/androidx/media3/transformer/PresentationFrameProcessor.java

@@ -71,9 +71,6 @@ public final class PresentationFrameProcessor implements GlFrameProcessor {
   /** A builder for {@link PresentationFrameProcessor} instances. */
   public static final class Builder {
 
-    // Mandatory field.
-    private final Context context;
-
     // Optional fields.
     private int heightPixels;
     private float cropLeft;
@@ -83,13 +80,8 @@ public final class PresentationFrameProcessor implements GlFrameProcessor {
     private float aspectRatio;
     private @PresentationStrategy int presentationStrategy;
 
-    /**
+    /** Creates a builder with default values. */
-     * Creates a builder with default values.
+    public Builder() {
-     *
-     * @param context The {@link Context}.
-     */
-    public Builder(Context context) {
-      this.context = context;
       heightPixels = C.LENGTH_UNSET;
       cropLeft = -1f;
       cropRight = 1f;
@@ -182,7 +174,6 @@ public final class PresentationFrameProcessor implements GlFrameProcessor {
 
     public PresentationFrameProcessor build() {
       return new PresentationFrameProcessor(
-          context,
           heightPixels,
           cropLeft,
           cropRight,
@@ -197,7 +188,6 @@ public final class PresentationFrameProcessor implements GlFrameProcessor {
     GlUtil.glAssertionsEnabled = true;
   }
 
-  private final Context context;
   private final int requestedHeightPixels;
   private final float cropLeft;
   private final float cropRight;
@@ -214,7 +204,6 @@ public final class PresentationFrameProcessor implements GlFrameProcessor {
 
   /** Creates a new instance. */
   private PresentationFrameProcessor(
-      Context context,
       int requestedHeightPixels,
       float cropLeft,
       float cropRight,
@@ -222,7 +211,6 @@ public final class PresentationFrameProcessor implements GlFrameProcessor {
       float cropTop,
       float requestedAspectRatio,
       @PresentationStrategy int presentationStrategy) {
-    this.context = context;
     this.requestedHeightPixels = requestedHeightPixels;
     this.cropLeft = cropLeft;
     this.cropRight = cropRight;
@@ -238,10 +226,11 @@ public final class PresentationFrameProcessor implements GlFrameProcessor {
   }
 
   @Override
-  public void initialize(int inputTexId, int inputWidth, int inputHeight) throws IOException {
+  public void initialize(Context context, int inputTexId, int inputWidth, int inputHeight)
+      throws IOException {
     configureOutputSizeAndTransformationMatrix(inputWidth, inputHeight);
-    advancedFrameProcessor = new AdvancedFrameProcessor(context, transformationMatrix);
+    advancedFrameProcessor = new AdvancedFrameProcessor(transformationMatrix);
-    advancedFrameProcessor.initialize(inputTexId, inputWidth, inputHeight);
+    advancedFrameProcessor.initialize(context, inputTexId, inputWidth, inputHeight);
   }
 
   @Override
@@ -257,7 +246,8 @@ public final class PresentationFrameProcessor implements GlFrameProcessor {
    *
    * <p>Return values may be {@code 0} or {@code 90} degrees.
    *
-   * <p>The frame processor must be {@linkplain #initialize(int,int,int) initialized}.
+   * <p>The frame processor must be {@linkplain GlFrameProcessor#initialize(Context, int, int, int)
+   * initialized}.
    */
   public int getOutputRotationDegrees() {
     checkState(

libraries/transformer/src/main/java/androidx/media3/transformer/ScaleToFitFrameProcessor.java

@@ -40,22 +40,14 @@ public final class ScaleToFitFrameProcessor implements GlFrameProcessor {
 
   /** A builder for {@link ScaleToFitFrameProcessor} instances. */
   public static final class Builder {
-    // Mandatory field.
-    private final Context context;
 
     // Optional fields.
     private float scaleX;
     private float scaleY;
     private float rotationDegrees;
 
-    /**
+    /** Creates a builder with default values. */
-     * Creates a builder with default values.
+    public Builder() {
-     *
-     * @param context The {@link Context}.
-     */
-    public Builder(Context context) {
-      this.context = context;
-
       scaleX = 1;
       scaleY = 1;
       rotationDegrees = 0;
@@ -90,7 +82,7 @@ public final class ScaleToFitFrameProcessor implements GlFrameProcessor {
     }
 
     public ScaleToFitFrameProcessor build() {
-      return new ScaleToFitFrameProcessor(context, scaleX, scaleY, rotationDegrees);
+      return new ScaleToFitFrameProcessor(scaleX, scaleY, rotationDegrees);
     }
   }
 
@@ -98,7 +90,6 @@ public final class ScaleToFitFrameProcessor implements GlFrameProcessor {
     GlUtil.glAssertionsEnabled = true;
   }
 
-  private final Context context;
   private final Matrix transformationMatrix;
 
   private @MonotonicNonNull AdvancedFrameProcessor advancedFrameProcessor;
@@ -108,25 +99,22 @@ public final class ScaleToFitFrameProcessor implements GlFrameProcessor {
   /**
    * Creates a new instance.
    *
-   * @param context The {@link Context}.
    * @param scaleX The multiplier by which the frame will scale horizontally, along the x-axis.
    * @param scaleY The multiplier by which the frame will scale vertically, along the y-axis.
    * @param rotationDegrees How much to rotate the frame counterclockwise, in degrees.
    */
-  private ScaleToFitFrameProcessor(
+  private ScaleToFitFrameProcessor(float scaleX, float scaleY, float rotationDegrees) {
-      Context context, float scaleX, float scaleY, float rotationDegrees) {
-
-    this.context = context;
     this.transformationMatrix = new Matrix();
     this.transformationMatrix.postScale(scaleX, scaleY);
     this.transformationMatrix.postRotate(rotationDegrees);
   }
 
   @Override
-  public void initialize(int inputTexId, int inputWidth, int inputHeight) throws IOException {
+  public void initialize(Context context, int inputTexId, int inputWidth, int inputHeight)
+      throws IOException {
     configureOutputSizeAndTransformationMatrix(inputWidth, inputHeight);
-    advancedFrameProcessor = new AdvancedFrameProcessor(context, adjustedTransformationMatrix);
+    advancedFrameProcessor = new AdvancedFrameProcessor(adjustedTransformationMatrix);
-    advancedFrameProcessor.initialize(inputTexId, inputWidth, inputHeight);
+    advancedFrameProcessor.initialize(context, inputTexId, inputWidth, inputHeight);
   }
 
   @Override

libraries/transformer/src/main/java/androidx/media3/transformer/VideoTranscodingSamplePipeline.java

@@ -72,12 +72,12 @@ import org.checkerframework.dataflow.qual.Pure;
 
     // TODO(b/213190310): Don't create a ScaleToFitFrameProcessor if scale and rotation are unset.
     ScaleToFitFrameProcessor scaleToFitFrameProcessor =
-        new ScaleToFitFrameProcessor.Builder(context)
+        new ScaleToFitFrameProcessor.Builder()
             .setScale(transformationRequest.scaleX, transformationRequest.scaleY)
             .setRotationDegrees(transformationRequest.rotationDegrees)
             .build();
     PresentationFrameProcessor presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(context)
+        new PresentationFrameProcessor.Builder()
             .setResolution(transformationRequest.outputHeight)
             .build();
     frameProcessorChain =

libraries/transformer/src/test/java/androidx/media3/transformer/AdvancedFrameProcessorTest.java

@@ -15,7 +15,6 @@
  */
 package androidx.media3.transformer;
 
-import static androidx.test.core.app.ApplicationProvider.getApplicationContext;
 import static org.junit.Assert.assertThrows;
 
 import androidx.test.ext.junit.runners.AndroidJUnit4;
@@ -35,11 +34,11 @@ public final class AdvancedFrameProcessorTest {
   public void construct_withInvalidMatrixSize_throwsException() {
     assertThrows(
         IllegalArgumentException.class,
-        () -> new AdvancedFrameProcessor(getApplicationContext(), new float[4]));
+        () -> new AdvancedFrameProcessor(/* transformationMatrix= */ new float[4]));
   }
 
   @Test
   public void construct_withValidMatrixSize_completesSuccessfully() {
-    new AdvancedFrameProcessor(getApplicationContext(), new float[16]);
+    new AdvancedFrameProcessor(/* transformationMatrix= */ new float[16]);
   }
 }

libraries/transformer/src/test/java/androidx/media3/transformer/PresentationFrameProcessorTest.java

@@ -15,7 +15,6 @@
  */
 package androidx.media3.transformer;
 
-import static androidx.test.core.app.ApplicationProvider.getApplicationContext;
 import static com.google.common.truth.Truth.assertThat;
 import static org.junit.Assert.assertThrows;
 
@@ -38,7 +37,7 @@ public final class PresentationFrameProcessorTest {
     int inputWidth = 200;
     int inputHeight = 150;
     PresentationFrameProcessor presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext()).build();
+        new PresentationFrameProcessor.Builder().build();
 
     presentationFrameProcessor.configureOutputSizeAndTransformationMatrix(inputWidth, inputHeight);
     Size outputSize = presentationFrameProcessor.getOutputSize();
@@ -53,7 +52,7 @@ public final class PresentationFrameProcessorTest {
     int inputWidth = 150;
     int inputHeight = 150;
     PresentationFrameProcessor presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext()).build();
+        new PresentationFrameProcessor.Builder().build();
 
     presentationFrameProcessor.configureOutputSizeAndTransformationMatrix(inputWidth, inputHeight);
     Size outputSize = presentationFrameProcessor.getOutputSize();
@@ -68,7 +67,7 @@ public final class PresentationFrameProcessorTest {
     int inputWidth = 150;
     int inputHeight = 200;
     PresentationFrameProcessor presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext()).build();
+        new PresentationFrameProcessor.Builder().build();
 
     presentationFrameProcessor.configureOutputSizeAndTransformationMatrix(inputWidth, inputHeight);
     Size outputSize = presentationFrameProcessor.getOutputSize();
@@ -84,9 +83,7 @@ public final class PresentationFrameProcessorTest {
     int inputHeight = 150;
     int requestedHeight = 300;
     PresentationFrameProcessor presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext())
+        new PresentationFrameProcessor.Builder().setResolution(requestedHeight).build();
-            .setResolution(requestedHeight)
-            .build();
 
     presentationFrameProcessor.configureOutputSizeAndTransformationMatrix(inputWidth, inputHeight);
     Size outputSize = presentationFrameProcessor.getOutputSize();
@@ -105,9 +102,7 @@ public final class PresentationFrameProcessorTest {
     float bottom = .5f;
     float top = 1f;
     PresentationFrameProcessor presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext())
+        new PresentationFrameProcessor.Builder().setCrop(left, right, bottom, top).build();
-            .setCrop(left, right, bottom, top)
-            .build();
 
     presentationFrameProcessor.configureOutputSizeAndTransformationMatrix(inputWidth, inputHeight);
     Size outputSize = presentationFrameProcessor.getOutputSize();
@@ -129,7 +124,7 @@ public final class PresentationFrameProcessorTest {
     float top = 1f;
     int requestedHeight = 100;
     PresentationFrameProcessor presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext())
+        new PresentationFrameProcessor.Builder()
             .setCrop(left, right, bottom, top)
             .setResolution(requestedHeight)
             .build();
@@ -156,7 +151,7 @@ public final class PresentationFrameProcessorTest {
     float top = 1f;
     int requestedHeight = 100;
     PresentationFrameProcessor presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext())
+        new PresentationFrameProcessor.Builder()
             .setResolution(requestedHeight)
             .setCrop(left, right, bottom, top)
             .build();
@@ -179,7 +174,7 @@ public final class PresentationFrameProcessorTest {
     int inputHeight = 200;
     float aspectRatio = 2f;
     PresentationFrameProcessor presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext())
+        new PresentationFrameProcessor.Builder()
             .setAspectRatio(aspectRatio, PresentationFrameProcessor.SCALE_TO_FIT)
             .build();
 
@@ -198,7 +193,7 @@ public final class PresentationFrameProcessorTest {
     float aspectRatio = 2f;
     int requestedHeight = 100;
     PresentationFrameProcessor presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext())
+        new PresentationFrameProcessor.Builder()
             .setAspectRatio(aspectRatio, PresentationFrameProcessor.SCALE_TO_FIT)
             .setResolution(requestedHeight)
             .build();
@@ -214,7 +209,7 @@ public final class PresentationFrameProcessorTest {
   @Test
   public void getOutputSize_setAspectRatioAndCrop_throwsIllegalStateException() {
     PresentationFrameProcessor.Builder presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext())
+        new PresentationFrameProcessor.Builder()
             .setAspectRatio(/* aspectRatio= */ 2f, PresentationFrameProcessor.SCALE_TO_FIT);
 
     assertThrows(
@@ -227,7 +222,7 @@ public final class PresentationFrameProcessorTest {
   @Test
   public void getOutputSize_setCropAndAspectRatio_throwsIllegalStateException() {
     PresentationFrameProcessor.Builder presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext())
+        new PresentationFrameProcessor.Builder()
             .setCrop(/* left= */ -.5f, /* right= */ .5f, /* bottom= */ .5f, /* top= */ 1f);
 
     assertThrows(
@@ -240,7 +235,7 @@ public final class PresentationFrameProcessorTest {
   @Test
   public void getOutputRotationDegreesBeforeConfigure_throwsIllegalStateException() {
     PresentationFrameProcessor presentationFrameProcessor =
-        new PresentationFrameProcessor.Builder(getApplicationContext()).build();
+        new PresentationFrameProcessor.Builder().build();
 
     // configureOutputSize not called before getOutputRotationDegrees.
     assertThrows(IllegalStateException.class, presentationFrameProcessor::getOutputRotationDegrees);

libraries/transformer/src/test/java/androidx/media3/transformer/ScaleToFitFrameProcessorTest.java

@@ -15,7 +15,6 @@
  */
 package androidx.media3.transformer;
 
-import static androidx.test.core.app.ApplicationProvider.getApplicationContext;
 import static com.google.common.truth.Truth.assertThat;
 
 import android.util.Size;
@@ -37,7 +36,7 @@ public final class ScaleToFitFrameProcessorTest {
     int inputWidth = 200;
     int inputHeight = 150;
     ScaleToFitFrameProcessor scaleToFitFrameProcessor =
-        new ScaleToFitFrameProcessor.Builder(getApplicationContext()).build();
+        new ScaleToFitFrameProcessor.Builder().build();
 
     scaleToFitFrameProcessor.configureOutputSizeAndTransformationMatrix(inputWidth, inputHeight);
     Size outputSize = scaleToFitFrameProcessor.getOutputSize();
@@ -51,7 +50,7 @@ public final class ScaleToFitFrameProcessorTest {
     int inputWidth = 200;
     int inputHeight = 150;
     ScaleToFitFrameProcessor scaleToFitFrameProcessor =
-        new ScaleToFitFrameProcessor.Builder(getApplicationContext())
+        new ScaleToFitFrameProcessor.Builder()
             .setScale(/* scaleX= */ .5f, /* scaleY= */ 1f)
             .build();
 
@@ -67,9 +66,7 @@ public final class ScaleToFitFrameProcessorTest {
     int inputWidth = 200;
     int inputHeight = 150;
     ScaleToFitFrameProcessor scaleToFitFrameProcessor =
-        new ScaleToFitFrameProcessor.Builder(getApplicationContext())
+        new ScaleToFitFrameProcessor.Builder().setScale(/* scaleX= */ 2f, /* scaleY= */ 1f).build();
-            .setScale(/* scaleX= */ 2f, /* scaleY= */ 1f)
-            .build();
 
     scaleToFitFrameProcessor.configureOutputSizeAndTransformationMatrix(inputWidth, inputHeight);
     Size outputSize = scaleToFitFrameProcessor.getOutputSize();
@@ -83,9 +80,7 @@ public final class ScaleToFitFrameProcessorTest {
     int inputWidth = 200;
     int inputHeight = 150;
     ScaleToFitFrameProcessor scaleToFitFrameProcessor =
-        new ScaleToFitFrameProcessor.Builder(getApplicationContext())
+        new ScaleToFitFrameProcessor.Builder().setScale(/* scaleX= */ 1f, /* scaleY= */ 2f).build();
-            .setScale(/* scaleX= */ 1f, /* scaleY= */ 2f)
-            .build();
 
     scaleToFitFrameProcessor.configureOutputSizeAndTransformationMatrix(inputWidth, inputHeight);
     Size outputSize = scaleToFitFrameProcessor.getOutputSize();
@@ -99,9 +94,7 @@ public final class ScaleToFitFrameProcessorTest {
     int inputWidth = 200;
     int inputHeight = 150;
     ScaleToFitFrameProcessor scaleToFitFrameProcessor =
-        new ScaleToFitFrameProcessor.Builder(getApplicationContext())
+        new ScaleToFitFrameProcessor.Builder().setRotationDegrees(90).build();
-            .setRotationDegrees(90)
-            .build();
 
     scaleToFitFrameProcessor.configureOutputSizeAndTransformationMatrix(inputWidth, inputHeight);
     Size outputSize = scaleToFitFrameProcessor.getOutputSize();
@@ -115,9 +108,7 @@ public final class ScaleToFitFrameProcessorTest {
     int inputWidth = 200;
     int inputHeight = 150;
     ScaleToFitFrameProcessor scaleToFitFrameProcessor =
-        new ScaleToFitFrameProcessor.Builder(getApplicationContext())
+        new ScaleToFitFrameProcessor.Builder().setRotationDegrees(45).build();
-            .setRotationDegrees(45)
-            .build();
     long expectedOutputWidthHeight = 247;
 
     scaleToFitFrameProcessor.configureOutputSizeAndTransformationMatrix(inputWidth, inputHeight);