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体验新版 GitCode,发现更多精彩内容 >>
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5e11b9f0
编写于
3月 10, 2015
作者:
O
Oliver Woodman
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差异文件
Add DrmInitData (missed from a previous commit).
上级
eba16e55
变更
1
隐藏空白更改
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1 changed file
with
103 addition
and
0 deletion
+103
-0
library/src/main/java/com/google/android/exoplayer/drm/DrmInitData.java
...in/java/com/google/android/exoplayer/drm/DrmInitData.java
+103
-0
未找到文件。
library/src/main/java/com/google/android/exoplayer/drm/DrmInitData.java
0 → 100644
浏览文件 @
5e11b9f0
/*
* Copyright (C) 2014 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.exoplayer.drm
;
import
android.media.MediaDrm
;
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
{
/**
* The container mime type.
*/
public
final
String
mimeType
;
public
DrmInitData
(
String
mimeType
)
{
this
.
mimeType
=
mimeType
;
}
/**
* 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
byte
[]
get
(
UUID
schemeUuid
);
/**
* A {@link DrmInitData} implementation that maps UUID onto scheme specific data.
*/
public
static
final
class
Mapped
extends
DrmInitData
{
private
final
Map
<
UUID
,
byte
[]>
schemeData
;
public
Mapped
(
String
mimeType
)
{
super
(
mimeType
);
schemeData
=
new
HashMap
<
UUID
,
byte
[]>();
}
@Override
public
byte
[]
get
(
UUID
schemeUuid
)
{
return
schemeData
.
get
(
schemeUuid
);
}
/**
* Inserts scheme specific initialization data.
*
* @param schemeUuid The scheme UUID.
* @param data The corresponding initialization data.
*/
public
void
put
(
UUID
schemeUuid
,
byte
[]
data
)
{
schemeData
.
put
(
schemeUuid
,
data
);
}
/**
* Inserts scheme specific initialization data.
*
* @param data A mapping from scheme UUID to initialization data.
*/
public
void
putAll
(
Map
<
UUID
,
byte
[]>
data
)
{
schemeData
.
putAll
(
data
);
}
}
/**
* A {@link DrmInitData} implementation that returns the same initialization data for all schemes.
*/
public
static
final
class
Universal
extends
DrmInitData
{
private
byte
[]
data
;
public
Universal
(
String
mimeType
,
byte
[]
data
)
{
super
(
mimeType
);
this
.
data
=
data
;
}
@Override
public
byte
[]
get
(
UUID
schemeUuid
)
{
return
data
;
}
}
}
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