| /* |
| * Copyright (C) 2017 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.metadata.id3; |
| |
| import static com.google.android.exoplayer2.util.Util.castNonNull; |
| |
| import android.os.Parcel; |
| import androidx.annotation.Nullable; |
| import com.google.android.exoplayer2.util.Util; |
| import java.util.Arrays; |
| |
| /** Chapter table of contents ID3 frame. */ |
| public final class ChapterTocFrame extends Id3Frame { |
| |
| public static final String ID = "CTOC"; |
| |
| public final String elementId; |
| public final boolean isRoot; |
| public final boolean isOrdered; |
| public final String[] children; |
| private final Id3Frame[] subFrames; |
| |
| public ChapterTocFrame( |
| String elementId, |
| boolean isRoot, |
| boolean isOrdered, |
| String[] children, |
| Id3Frame[] subFrames) { |
| super(ID); |
| this.elementId = elementId; |
| this.isRoot = isRoot; |
| this.isOrdered = isOrdered; |
| this.children = children; |
| this.subFrames = subFrames; |
| } |
| |
| /* package */ ChapterTocFrame(Parcel in) { |
| super(ID); |
| this.elementId = castNonNull(in.readString()); |
| this.isRoot = in.readByte() != 0; |
| this.isOrdered = in.readByte() != 0; |
| this.children = castNonNull(in.createStringArray()); |
| int subFrameCount = in.readInt(); |
| subFrames = new Id3Frame[subFrameCount]; |
| for (int i = 0; i < subFrameCount; i++) { |
| subFrames[i] = in.readParcelable(Id3Frame.class.getClassLoader()); |
| } |
| } |
| |
| /** Returns the number of sub-frames. */ |
| public int getSubFrameCount() { |
| return subFrames.length; |
| } |
| |
| /** Returns the sub-frame at {@code index}. */ |
| public Id3Frame getSubFrame(int index) { |
| return subFrames[index]; |
| } |
| |
| @Override |
| public boolean equals(@Nullable Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj == null || getClass() != obj.getClass()) { |
| return false; |
| } |
| ChapterTocFrame other = (ChapterTocFrame) obj; |
| return isRoot == other.isRoot |
| && isOrdered == other.isOrdered |
| && Util.areEqual(elementId, other.elementId) |
| && Arrays.equals(children, other.children) |
| && Arrays.equals(subFrames, other.subFrames); |
| } |
| |
| @Override |
| public int hashCode() { |
| int result = 17; |
| result = 31 * result + (isRoot ? 1 : 0); |
| result = 31 * result + (isOrdered ? 1 : 0); |
| result = 31 * result + (elementId != null ? elementId.hashCode() : 0); |
| return result; |
| } |
| |
| @Override |
| public void writeToParcel(Parcel dest, int flags) { |
| dest.writeString(elementId); |
| dest.writeByte((byte) (isRoot ? 1 : 0)); |
| dest.writeByte((byte) (isOrdered ? 1 : 0)); |
| dest.writeStringArray(children); |
| dest.writeInt(subFrames.length); |
| for (Id3Frame subFrame : subFrames) { |
| dest.writeParcelable(subFrame, 0); |
| } |
| } |
| |
| public static final Creator<ChapterTocFrame> CREATOR = |
| new Creator<ChapterTocFrame>() { |
| |
| @Override |
| public ChapterTocFrame createFromParcel(Parcel in) { |
| return new ChapterTocFrame(in); |
| } |
| |
| @Override |
| public ChapterTocFrame[] newArray(int size) { |
| return new ChapterTocFrame[size]; |
| } |
| }; |
| } |