90 lines
2.4 KiB
Java
90 lines
2.4 KiB
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 android.media;
|
|
|
|
import android.media.MediaDrm;
|
|
|
|
import java.util.Arrays;
|
|
import java.util.HashMap;
|
|
import java.util.Map;
|
|
import java.util.UUID;
|
|
|
|
/**
|
|
* Encapsulates initialization data required by a {@link MediaDrm} instance.
|
|
*/
|
|
public abstract class DrmInitData {
|
|
|
|
/**
|
|
* Prevent public constuctor access
|
|
*/
|
|
/* package private */ DrmInitData() {
|
|
}
|
|
|
|
/**
|
|
* Retrieves initialization data for a given DRM scheme, specified by its UUID.
|
|
*
|
|
* @param schemeUuid The DRM scheme's UUID.
|
|
* @return The initialization data for the scheme, or null if the scheme is not supported.
|
|
*/
|
|
public abstract SchemeInitData get(UUID schemeUuid);
|
|
|
|
/**
|
|
* Scheme initialization data.
|
|
*/
|
|
public static final class SchemeInitData {
|
|
|
|
/**
|
|
* The mimeType of {@link #data}.
|
|
*/
|
|
public final String mimeType;
|
|
/**
|
|
* The initialization data.
|
|
*/
|
|
public final byte[] data;
|
|
|
|
/**
|
|
* @param mimeType The mimeType of the initialization data.
|
|
* @param data The initialization data.
|
|
*
|
|
* @hide
|
|
*/
|
|
public SchemeInitData(String mimeType, byte[] data) {
|
|
this.mimeType = mimeType;
|
|
this.data = data;
|
|
}
|
|
|
|
@Override
|
|
public boolean equals(Object obj) {
|
|
if (!(obj instanceof SchemeInitData)) {
|
|
return false;
|
|
}
|
|
if (obj == this) {
|
|
return true;
|
|
}
|
|
|
|
SchemeInitData other = (SchemeInitData) obj;
|
|
return mimeType.equals(other.mimeType) && Arrays.equals(data, other.data);
|
|
}
|
|
|
|
@Override
|
|
public int hashCode() {
|
|
return mimeType.hashCode() + 31 * Arrays.hashCode(data);
|
|
}
|
|
|
|
}
|
|
|
|
}
|