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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef MEDIA_CDM_PLAYER_TRACKER_IMPL_H_ | 5 #ifndef MEDIA_CDM_PLAYER_TRACKER_IMPL_H_ |
6 #define MEDIA_CDM_PLAYER_TRACKER_IMPL_H_ | 6 #define MEDIA_CDM_PLAYER_TRACKER_IMPL_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 | 9 |
10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
11 #include "base/callback.h" | 11 #include "base/callback.h" |
12 #include "base/threading/thread_checker.h" | 12 #include "base/threading/thread_checker.h" |
13 #include "media/base/media_export.h" | 13 #include "media/base/media_export.h" |
14 #include "media/base/player_tracker.h" | 14 #include "media/base/player_tracker.h" |
15 | 15 |
16 namespace media { | 16 namespace media { |
17 | 17 |
18 // A common implementation that can be shared by different PlayerTracker | 18 // A common implementation that can be shared by different PlayerTracker |
19 // implementations. This class is not thread safe and should only be called | 19 // implementations. This class is not thread safe and should only be called |
20 // on one thread. | 20 // on one thread. |
21 class MEDIA_EXPORT PlayerTrackerImpl : public PlayerTracker { | 21 class MEDIA_EXPORT PlayerTrackerImpl : public PlayerTracker { |
22 public: | 22 public: |
23 PlayerTrackerImpl(); | 23 PlayerTrackerImpl(); |
24 virtual ~PlayerTrackerImpl(); | 24 virtual ~PlayerTrackerImpl(); |
25 | 25 |
26 // PlayerTracker implementation. | 26 // PlayerTracker implementation. |
27 virtual int RegisterPlayer(const base::Closure& new_key_cb, | 27 virtual int RegisterPlayer(const base::Closure& new_key_cb, |
28 const base::Closure& cdm_unset_cb) OVERRIDE; | 28 const base::Closure& cdm_unset_cb) override; |
29 virtual void UnregisterPlayer(int registration_id) OVERRIDE; | 29 virtual void UnregisterPlayer(int registration_id) override; |
30 | 30 |
31 // Helpers methods to fire registered callbacks. | 31 // Helpers methods to fire registered callbacks. |
32 void NotifyNewKey(); | 32 void NotifyNewKey(); |
33 void NotifyCdmUnset(); | 33 void NotifyCdmUnset(); |
34 | 34 |
35 private: | 35 private: |
36 struct PlayerCallbacks { | 36 struct PlayerCallbacks { |
37 PlayerCallbacks(base::Closure new_key_cb, base::Closure cdm_unset_cb); | 37 PlayerCallbacks(base::Closure new_key_cb, base::Closure cdm_unset_cb); |
38 ~PlayerCallbacks(); | 38 ~PlayerCallbacks(); |
39 | 39 |
40 base::Closure new_key_cb; | 40 base::Closure new_key_cb; |
41 base::Closure cdm_unset_cb; | 41 base::Closure cdm_unset_cb; |
42 }; | 42 }; |
43 | 43 |
44 int next_registration_id_; | 44 int next_registration_id_; |
45 std::map<int, PlayerCallbacks> player_callbacks_map_; | 45 std::map<int, PlayerCallbacks> player_callbacks_map_; |
46 | 46 |
47 base::ThreadChecker thread_checker_; | 47 base::ThreadChecker thread_checker_; |
48 | 48 |
49 DISALLOW_COPY_AND_ASSIGN(PlayerTrackerImpl); | 49 DISALLOW_COPY_AND_ASSIGN(PlayerTrackerImpl); |
50 }; | 50 }; |
51 | 51 |
52 } // namespace media | 52 } // namespace media |
53 | 53 |
54 #endif // MEDIA_CDM_PLAYER_TRACKER_IMPL_H_ | 54 #endif // MEDIA_CDM_PLAYER_TRACKER_IMPL_H_ |
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