1 /*
2  * Copyright (C) 2016 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package org.mozilla.thirdparty.com.google.android.exoplayer2.metadata;
17 
18 import androidx.annotation.Nullable;
19 
20 /**
21  * Decodes metadata from binary data.
22  */
23 public interface MetadataDecoder {
24 
25   /**
26    * Decodes a {@link Metadata} element from the provided input buffer.
27    *
28    * @param inputBuffer The input buffer to decode.
29    * @return The decoded metadata object, or null if the metadata could not be decoded.
30    */
31   @Nullable
decode(MetadataInputBuffer inputBuffer)32   Metadata decode(MetadataInputBuffer inputBuffer);
33 }
34