Remove non-progressive limitation from DefaultMediaSourceFactory.experimentalParseSubtitlesDuringExtraction

This involves promoting `setTextTranscodingEnabled` to
`ExtractorsFactory`, and also making it experimental, to indicate it's a
short-lived method.

PiperOrigin-RevId: 597235252

libraries/exoplayer/src/main/java/androidx/media3/exoplayer/source/DefaultMediaSourceFactory.java

@@ -190,12 +190,6 @@ public final class DefaultMediaSourceFactory implements MediaSourceFactory {
     liveMaxSpeed = C.RATE_UNSET;
   }
 
-  /**
-   * {@inheritDoc}
-   *
-   * <p>The current limitation is that this method will have no effect when progressive media with
-   * muxed subtitles is {@linkplain #createMediaSource created}.
-   */
   @CanIgnoreReturnValue
   @UnstableApi
   @Override
@@ -664,6 +658,7 @@ public final class DefaultMediaSourceFactory implements MediaSourceFactory {
 
     public void setParseSubtitlesDuringExtraction(boolean parseSubtitlesDuringExtraction) {
       this.parseSubtitlesDuringExtraction = parseSubtitlesDuringExtraction;
+      extractorsFactory.experimentalSetTextTrackTranscodingEnabled(parseSubtitlesDuringExtraction);
       for (MediaSource.Factory mediaSourceFactory : mediaSourceFactories.values()) {
         mediaSourceFactory.experimentalParseSubtitlesDuringExtraction(
             parseSubtitlesDuringExtraction);

libraries/extractor/src/main/java/androidx/media3/extractor/DefaultExtractorsFactory.java

@@ -25,7 +25,6 @@ import androidx.annotation.GuardedBy;
 import androidx.annotation.Nullable;
 import androidx.media3.common.FileTypes;
 import androidx.media3.common.Format;
-import androidx.media3.common.MimeTypes;
 import androidx.media3.common.PlaybackException;
 import androidx.media3.common.Player;
 import androidx.media3.common.util.TimestampAdjuster;
@@ -359,18 +358,18 @@ public final class DefaultExtractorsFactory implements ExtractorsFactory {
   }
 
   /**
-   * Enables transcoding of text track samples to {@link MimeTypes#APPLICATION_MEDIA3_CUES} before
+   * @deprecated Use {@link #experimentalSetTextTrackTranscodingEnabled(boolean)} instead.
-   * the data is emitted to {@link TrackOutput}.
-   *
-   * <p>Transcoding is disabled by default.
-   *
-   * @param textTrackTranscodingEnabled Whether to enable transcoding.
-   * @return The factory, for convenience.
    */
-  // TODO: b/289916598 - Flip this to default to enabled and deprecate it.
+  @Deprecated
   @CanIgnoreReturnValue
   public synchronized DefaultExtractorsFactory setTextTrackTranscodingEnabled(
       boolean textTrackTranscodingEnabled) {
+    return experimentalSetTextTrackTranscodingEnabled(textTrackTranscodingEnabled);
+  }
+
+  @Override
+  public DefaultExtractorsFactory experimentalSetTextTrackTranscodingEnabled(
+      boolean textTrackTranscodingEnabled) {
     this.textTrackTranscodingEnabled = textTrackTranscodingEnabled;
     return this;
   }

libraries/extractor/src/main/java/androidx/media3/extractor/ExtractorsFactory.java

@@ -16,7 +16,9 @@
 package androidx.media3.extractor;
 
 import android.net.Uri;
+import androidx.media3.common.MimeTypes;
 import androidx.media3.common.util.UnstableApi;
+import com.google.errorprone.annotations.CanIgnoreReturnValue;
 import java.util.List;
 import java.util.Map;
 
@@ -30,6 +32,24 @@ public interface ExtractorsFactory {
    */
   ExtractorsFactory EMPTY = () -> new Extractor[] {};
 
+  /**
+   * Enables transcoding of text track samples to {@link MimeTypes#APPLICATION_MEDIA3_CUES} before
+   * the data is emitted to {@link TrackOutput}.
+   *
+   * <p>Transcoding is disabled by default.
+   *
+   * <p>This method is experimental and will be renamed or removed in a future release.
+   *
+   * @param textTrackTranscodingEnabled Whether to enable transcoding.
+   * @return The factory, for convenience.
+   */
+  // TODO: b/289916598 - Flip this to default to enabled and deprecate it.
+  @CanIgnoreReturnValue
+  default ExtractorsFactory experimentalSetTextTrackTranscodingEnabled(
+      boolean textTrackTranscodingEnabled) {
+    return this;
+  }
+
   /** Returns an array of new {@link Extractor} instances. */
   Extractor[] createExtractors();