1 // Copyright 2015 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #ifndef CHROMECAST_PUBLIC_MEDIA_CAST_KEY_SYSTEM_H_
6 #define CHROMECAST_PUBLIC_MEDIA_CAST_KEY_SYSTEM_H_
7 
8 namespace chromecast {
9 namespace media {
10 
11 // Specifies the encryption key system used by a given buffer.
12 // TODO(yucliu): Remove KEY_SYSTEM_CLEAR_KEY in next 3P Linux Update.
13 enum CastKeySystem {
14   KEY_SYSTEM_NONE = 0,
15   KEY_SYSTEM_CLEAR_KEY,
16   KEY_SYSTEM_PLAYREADY,
17   KEY_SYSTEM_WIDEVINE
18 };
19 
20 }  // namespace media
21 }  // namespace chromecast
22 
23 #endif  // CHROMECAST_PUBLIC_MEDIA_CAST_KEY_SYSTEM_H_
24