Remove misleading @CanIgnoreReturnValue

The return value of onConfigure must not be ignored as it specifies
the output format of the processor, which may be different from the
input format.

#minor-release

PiperOrigin-RevId: 601799440

libraries/common/src/main/java/androidx/media3/common/audio/AudioProcessor.java

@@ -21,7 +21,6 @@ import androidx.media3.common.Format;
 import androidx.media3.common.util.UnstableApi;
 import androidx.media3.common.util.Util;
 import com.google.common.base.Objects;
-import com.google.errorprone.annotations.CanIgnoreReturnValue;
 import java.nio.ByteBuffer;
 import java.nio.ByteOrder;
 
@@ -144,7 +143,6 @@ public interface AudioProcessor {
    * @return The configured output audio format if this instance is {@link #isActive() active}.
    * @throws UnhandledAudioFormatException Thrown if the specified format can't be handled as input.
    */
-  @CanIgnoreReturnValue
   AudioFormat configure(AudioFormat inputAudioFormat) throws UnhandledAudioFormatException;
 
   /** Returns whether the processor is configured and will process input buffers. */

libraries/common/src/main/java/androidx/media3/common/audio/BaseAudioProcessor.java

@@ -17,7 +17,6 @@ package androidx.media3.common.audio;
 
 import androidx.annotation.CallSuper;
 import androidx.media3.common.util.UnstableApi;
-import com.google.errorprone.annotations.CanIgnoreReturnValue;
 import java.nio.ByteBuffer;
 import java.nio.ByteOrder;
 
@@ -51,7 +50,6 @@ public abstract class BaseAudioProcessor implements AudioProcessor {
   }
 
   @Override
-  @CanIgnoreReturnValue
   public final AudioFormat configure(AudioFormat inputAudioFormat)
       throws UnhandledAudioFormatException {
     pendingInputAudioFormat = inputAudioFormat;
@@ -126,7 +124,6 @@ public abstract class BaseAudioProcessor implements AudioProcessor {
   }
 
   /** Called when the processor is configured for a new input format. */
-  @CanIgnoreReturnValue
   protected AudioFormat onConfigure(AudioFormat inputAudioFormat)
       throws UnhandledAudioFormatException {
     return AudioFormat.NOT_SET;

libraries/common/src/main/java/androidx/media3/common/audio/SonicAudioProcessor.java

@@ -22,7 +22,6 @@ import androidx.media3.common.C;
 import androidx.media3.common.Format;
 import androidx.media3.common.util.UnstableApi;
 import androidx.media3.common.util.Util;
-import com.google.errorprone.annotations.CanIgnoreReturnValue;
 import java.nio.ByteBuffer;
 import java.nio.ByteOrder;
 import java.nio.ShortBuffer;
@@ -143,7 +142,6 @@ public class SonicAudioProcessor implements AudioProcessor {
   }
 
   @Override
-  @CanIgnoreReturnValue
   public final AudioFormat configure(AudioFormat inputAudioFormat)
       throws UnhandledAudioFormatException {
     if (inputAudioFormat.encoding != C.ENCODING_PCM_16BIT) {

libraries/common/src/main/java/androidx/media3/common/audio/SpeedChangingAudioProcessor.java

@@ -21,7 +21,6 @@ import static java.lang.Math.min;
 import androidx.media3.common.C;
 import androidx.media3.common.util.UnstableApi;
 import androidx.media3.common.util.Util;
-import com.google.errorprone.annotations.CanIgnoreReturnValue;
 import java.nio.ByteBuffer;
 
 /**
@@ -53,7 +52,6 @@ public final class SpeedChangingAudioProcessor extends BaseAudioProcessor {
   }
 
   @Override
-  @CanIgnoreReturnValue
   public AudioFormat onConfigure(AudioFormat inputAudioFormat)
       throws UnhandledAudioFormatException {
     return sonicAudioProcessor.configure(inputAudioFormat);

libraries/common/src/main/java/androidx/media3/common/audio/ToInt16PcmAudioProcessor.java

@@ -19,7 +19,6 @@ import androidx.media3.common.C;
 import androidx.media3.common.Format;
 import androidx.media3.common.util.UnstableApi;
 import androidx.media3.common.util.Util;
-import com.google.errorprone.annotations.CanIgnoreReturnValue;
 import java.nio.ByteBuffer;
 
 /**
@@ -41,7 +40,6 @@ import java.nio.ByteBuffer;
 public final class ToInt16PcmAudioProcessor extends BaseAudioProcessor {
 
   @Override
-  @CanIgnoreReturnValue
   public AudioFormat onConfigure(AudioFormat inputAudioFormat)
       throws UnhandledAudioFormatException {
     @C.PcmEncoding int encoding = inputAudioFormat.encoding;

libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/ChannelMappingAudioProcessor.java

@@ -21,7 +21,6 @@ import androidx.media3.common.Format;
 import androidx.media3.common.audio.AudioProcessor;
 import androidx.media3.common.audio.BaseAudioProcessor;
 import androidx.media3.common.util.Assertions;
-import com.google.errorprone.annotations.CanIgnoreReturnValue;
 import java.nio.ByteBuffer;
 
 /**
@@ -47,7 +46,6 @@ import java.nio.ByteBuffer;
   }
 
   @Override
-  @CanIgnoreReturnValue
   public AudioFormat onConfigure(AudioFormat inputAudioFormat)
       throws UnhandledAudioFormatException {
     @Nullable int[] outputChannels = pendingOutputChannels;

libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/SilenceSkippingAudioProcessor.java

@@ -25,7 +25,6 @@ import androidx.media3.common.audio.BaseAudioProcessor;
 import androidx.media3.common.util.Assertions;
 import androidx.media3.common.util.UnstableApi;
 import androidx.media3.common.util.Util;
-import com.google.errorprone.annotations.CanIgnoreReturnValue;
 import java.lang.annotation.Documented;
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
@@ -153,7 +152,6 @@ public final class SilenceSkippingAudioProcessor extends BaseAudioProcessor {
   // AudioProcessor implementation.
 
   @Override
-  @CanIgnoreReturnValue
   public AudioFormat onConfigure(AudioFormat inputAudioFormat)
       throws UnhandledAudioFormatException {
     if (inputAudioFormat.encoding != C.ENCODING_PCM_16BIT) {

libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/ToFloatPcmAudioProcessor.java

@@ -20,7 +20,6 @@ import androidx.media3.common.Format;
 import androidx.media3.common.audio.AudioProcessor;
 import androidx.media3.common.audio.BaseAudioProcessor;
 import androidx.media3.common.util.Util;
-import com.google.errorprone.annotations.CanIgnoreReturnValue;
 import java.nio.ByteBuffer;
 
 /**
@@ -41,7 +40,6 @@ import java.nio.ByteBuffer;
   private static final double PCM_32_BIT_INT_TO_PCM_32_BIT_FLOAT_FACTOR = 1.0 / 0x7FFFFFFF;
 
   @Override
-  @CanIgnoreReturnValue
   public AudioFormat onConfigure(AudioFormat inputAudioFormat)
       throws UnhandledAudioFormatException {
     @C.PcmEncoding int encoding = inputAudioFormat.encoding;