WavFormat.java

/*
 * 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 androidx.media3.extractor.wav;

/** Format information for a WAV file. */
/* package */ final class WavFormat {

  /**
   * The format type. Standard format types are the "WAVE form Registration Number" constants
   * defined in RFC 2361 Appendix A.
   */
  public final int formatType;
  /** The number of channels. */
  public final int numChannels;
  /** The sample rate in Hertz. */
  public final int frameRateHz;
  /** The average bytes per second for the sample data. */
  public final int averageBytesPerSecond;
  /** The block size in bytes. */
  public final int blockSize;
  /** Bits per sample for a single channel. */
  public final int bitsPerSample;
  /** Extra data appended to the format chunk. */
  public final byte[] extraData;

  public WavFormat(
      int formatType,
      int numChannels,
      int frameRateHz,
      int averageBytesPerSecond,
      int blockSize,
      int bitsPerSample,
      byte[] extraData) {
    this.formatType = formatType;
    this.numChannels = numChannels;
    this.frameRateHz = frameRateHz;
    this.averageBytesPerSecond = averageBytesPerSecond;
    this.blockSize = blockSize;
    this.bitsPerSample = bitsPerSample;
    this.extraData = extraData;
  }
}