Move FrameProcessorChain OpenGL setup to factory method.

The encoder surface is no longer needed for the OpenGL setup and frame
processor initialization, as a placeholder surface is used instead. So
all of the setup can now be done in the factory method.

PiperOrigin-RevId: 438844450

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

@@ -260,7 +260,7 @@ public final class FrameProcessorChainPixelTest {
               outputSize.getHeight(),
               PixelFormat.RGBA_8888,
               /* maxImages= */ 1);
-      frameProcessorChain.configure(
+      frameProcessorChain.setOutputSurface(
           outputImageReader.getSurface(),
           outputSize.getWidth(),
           outputSize.getHeight(),

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

@@ -28,10 +28,9 @@ import org.junit.Test;
 import org.junit.runner.RunWith;
 
 /**
- * Robolectric tests for {@link FrameProcessorChain}.
+ * Tests for creating and configuring a {@link FrameProcessorChain}.
  *
- * <p>See {@code FrameProcessorChainPixelTest} in the androidTest directory for instrumentation
- * tests.
+ * <p>See {@link FrameProcessorChainPixelTest} for data processing tests.
  */
 @RunWith(AndroidJUnit4.class)
 public final class FrameProcessorChainTest {

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

@@ -116,7 +116,7 @@ import org.checkerframework.dataflow.qual.Pure;
             requestedEncoderFormat,
             encoderSupportedFormat));
 
-    frameProcessorChain.configure(
+    frameProcessorChain.setOutputSurface(
         /* outputSurface= */ encoder.getInputSurface(),
         /* outputWidth= */ encoderSupportedFormat.width,
         /* outputHeight= */ encoderSupportedFormat.height,

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

@@ -114,13 +114,19 @@ public class DefaultEncoderFactoryTest {
   @Test
   public void createForVideoEncoding_withNoSupportedEncoder_throws() {
     Format requestedVideoFormat = createVideoFormat(MimeTypes.VIDEO_H264, 1920, 1080, 30);
-    assertThrows(
-        TransformationException.class,
-        () ->
-            new DefaultEncoderFactory()
-                .createForVideoEncoding(
-                    requestedVideoFormat,
-                    /* allowedMimeTypes= */ ImmutableList.of(MimeTypes.VIDEO_H265)));
+
+    TransformationException exception =
+        assertThrows(
+            TransformationException.class,
+            () ->
+                new DefaultEncoderFactory()
+                    .createForVideoEncoding(
+                        requestedVideoFormat,
+                        /* allowedMimeTypes= */ ImmutableList.of(MimeTypes.VIDEO_H265)));
+
+    assertThat(exception).hasCauseThat().isInstanceOf(IllegalArgumentException.class);
+    assertThat(exception.errorCode)
+        .isEqualTo(TransformationException.ERROR_CODE_OUTPUT_FORMAT_UNSUPPORTED);
   }
 
   @Test

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

@@ -30,7 +30,6 @@ import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
 
 import android.content.Context;
-import android.media.MediaCodecInfo;
 import android.media.MediaCrypto;
 import android.media.MediaFormat;
 import android.os.Handler;
@@ -406,26 +405,6 @@ public final class TransformerEndToEndTest {
   }
 
   @Test
-  public void startTransformation_withVideoEncoderFormatUnsupported_completesWithError()
-      throws Exception {
-    Transformer transformer =
-        createTransformerBuilder(/* enableFallback= */ false)
-            .setTransformationRequest(
-                new TransformationRequest.Builder()
-                    .setVideoMimeType(MimeTypes.VIDEO_H263) // unsupported encoder MIME type
-                    .build())
-            .build();
-    MediaItem mediaItem = MediaItem.fromUri(URI_PREFIX + FILE_VIDEO_ONLY);
-
-    transformer.startTransformation(mediaItem, outputPath);
-    TransformationException exception = TransformerTestRunner.runUntilError(transformer);
-
-    assertThat(exception).hasCauseThat().isInstanceOf(IllegalArgumentException.class);
-    assertThat(exception.errorCode)
-        .isEqualTo(TransformationException.ERROR_CODE_OUTPUT_FORMAT_UNSUPPORTED);
-  }
-
-  @Test
   public void startTransformation_withIoError_completesWithError() throws Exception {
     Transformer transformer = createTransformerBuilder(/* enableFallback= */ false).build();
     MediaItem mediaItem = MediaItem.fromUri("asset:///non-existing-path.mp4");
@@ -802,11 +781,6 @@ public final class TransformerEndToEndTest {
         /* colorFormats= */ ImmutableList.of(),
         /* isDecoder= */ true);
     addCodec(
-        MimeTypes.VIDEO_H263,
-        throwingCodecConfig,
-        ImmutableList.of(MediaCodecInfo.CodecCapabilities.COLOR_FormatYUV420Flexible),
-        /* isDecoder= */ false);
-    addCodec(
         MimeTypes.AUDIO_AMR_NB,
         throwingCodecConfig,
         /* colorFormats= */ ImmutableList.of(),