content: /*
   * Copyright (C) 2016 The Android Open Source Project
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package com.google.android.exoplayer2.extractor;
  
  import com.google.android.exoplayer2.C;
  import com.google.android.exoplayer2.Format;
  import com.google.android.exoplayer2.util.ParsableByteArray;
  import java.io.EOFException;
  import java.io.IOException;
  
  /**
   * A dummy {@link TrackOutput} implementation.
   */
  public final class DummyTrackOutput implements TrackOutput {
  
    @Override
    public void format(Format format) {
      // Do nothing.
    }
  
    @Override
    public int sampleData(ExtractorInput input, int length, boolean allowEndOfInput)
        throws IOException, InterruptedException {
      int bytesSkipped = input.skip(length);
      if (bytesSkipped == C.RESULT_END_OF_INPUT) {
        if (allowEndOfInput) {
          return C.RESULT_END_OF_INPUT;
        }
        throw new EOFException();
      }
      return bytesSkipped;
    }
  
    @Override
    public void sampleData(ParsableByteArray data, int length) {
      data.skipBytes(length);
    }
  
    @Override
    public void sampleMetadata(long timeUs, @C.BufferFlags int flags, int size, int offset,
        CryptoData cryptoData) {
      // Do nothing.
    }
  
  }
  