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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_MOJO_CLIENTS_MOJO_CDM_H_ | 5 #ifndef MEDIA_MOJO_CLIENTS_MOJO_CDM_H_ |
6 #define MEDIA_MOJO_CLIENTS_MOJO_CDM_H_ | 6 #define MEDIA_MOJO_CLIENTS_MOJO_CDM_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include <memory> | 10 #include <memory> |
11 #include <utility> | 11 #include <utility> |
12 #include <vector> | 12 #include <vector> |
13 | 13 |
14 #include "base/macros.h" | 14 #include "base/macros.h" |
15 #include "base/memory/weak_ptr.h" | 15 #include "base/memory/weak_ptr.h" |
16 #include "base/synchronization/lock.h" | 16 #include "base/synchronization/lock.h" |
17 #include "base/threading/thread_checker.h" | 17 #include "base/threading/thread_checker.h" |
18 #include "media/base/cdm_context.h" | 18 #include "media/base/cdm_context.h" |
19 #include "media/base/cdm_initialized_promise.h" | 19 #include "media/base/cdm_initialized_promise.h" |
| 20 #include "media/base/cdm_promise_adapter.h" |
20 #include "media/base/cdm_session_tracker.h" | 21 #include "media/base/cdm_session_tracker.h" |
21 #include "media/base/content_decryption_module.h" | 22 #include "media/base/content_decryption_module.h" |
22 #include "media/mojo/interfaces/content_decryption_module.mojom.h" | 23 #include "media/mojo/interfaces/content_decryption_module.mojom.h" |
23 #include "mojo/public/cpp/bindings/binding.h" | 24 #include "mojo/public/cpp/bindings/binding.h" |
24 | 25 |
25 namespace base { | 26 namespace base { |
26 class SingleThreadTaskRunner; | 27 class SingleThreadTaskRunner; |
27 } | 28 } |
28 | 29 |
29 namespace media { | 30 namespace media { |
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106 | 107 |
107 // Callback for InitializeCdm. | 108 // Callback for InitializeCdm. |
108 void OnCdmInitialized(mojom::CdmPromiseResultPtr result, | 109 void OnCdmInitialized(mojom::CdmPromiseResultPtr result, |
109 int cdm_id, | 110 int cdm_id, |
110 mojom::DecryptorPtr decryptor); | 111 mojom::DecryptorPtr decryptor); |
111 | 112 |
112 // Callback when new decryption key is available. | 113 // Callback when new decryption key is available. |
113 void OnKeyAdded(); | 114 void OnKeyAdded(); |
114 | 115 |
115 // Callbacks to handle CDM promises. | 116 // Callbacks to handle CDM promises. |
116 void OnSimpleCdmPromiseResult(std::unique_ptr<SimpleCdmPromise> promise, | 117 void OnSimpleCdmPromiseResult(uint32_t promise_id, |
117 mojom::CdmPromiseResultPtr result); | 118 mojom::CdmPromiseResultPtr result); |
118 void OnNewSessionCdmPromiseResult( | 119 void OnNewSessionCdmPromiseResult(uint32_t promise_id, |
119 std::unique_ptr<NewSessionCdmPromise> promise, | 120 mojom::CdmPromiseResultPtr result, |
120 mojom::CdmPromiseResultPtr result, | 121 const std::string& session_id); |
121 const std::string& session_id); | |
122 | 122 |
123 base::ThreadChecker thread_checker_; | 123 base::ThreadChecker thread_checker_; |
124 | 124 |
125 mojom::ContentDecryptionModulePtr remote_cdm_; | 125 mojom::ContentDecryptionModulePtr remote_cdm_; |
126 mojo::Binding<ContentDecryptionModuleClient> binding_; | 126 mojo::Binding<ContentDecryptionModuleClient> binding_; |
127 | 127 |
128 // Protects |cdm_id_|, |decryptor_ptr_|, |decryptor_| and | 128 // Protects |cdm_id_|, |decryptor_ptr_|, |decryptor_| and |
129 // |decryptor_task_runner_| which could be accessed from other threads. | 129 // |decryptor_task_runner_| which could be accessed from other threads. |
130 // See CdmContext implementation above. | 130 // See CdmContext implementation above. |
131 mutable base::Lock lock_; | 131 mutable base::Lock lock_; |
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150 SessionClosedCB session_closed_cb_; | 150 SessionClosedCB session_closed_cb_; |
151 SessionKeysChangeCB session_keys_change_cb_; | 151 SessionKeysChangeCB session_keys_change_cb_; |
152 SessionExpirationUpdateCB session_expiration_update_cb_; | 152 SessionExpirationUpdateCB session_expiration_update_cb_; |
153 | 153 |
154 // Pending promise for InitializeCdm(). | 154 // Pending promise for InitializeCdm(). |
155 std::unique_ptr<CdmInitializedPromise> pending_init_promise_; | 155 std::unique_ptr<CdmInitializedPromise> pending_init_promise_; |
156 | 156 |
157 // Keep track of current sessions. | 157 // Keep track of current sessions. |
158 CdmSessionTracker cdm_session_tracker_; | 158 CdmSessionTracker cdm_session_tracker_; |
159 | 159 |
| 160 // Keep track of outstanding promises. |
| 161 CdmPromiseAdapter cdm_promise_adapter_; |
| 162 |
160 // This must be the last member. | 163 // This must be the last member. |
161 base::WeakPtrFactory<MojoCdm> weak_factory_; | 164 base::WeakPtrFactory<MojoCdm> weak_factory_; |
162 | 165 |
163 DISALLOW_COPY_AND_ASSIGN(MojoCdm); | 166 DISALLOW_COPY_AND_ASSIGN(MojoCdm); |
164 }; | 167 }; |
165 | 168 |
166 } // namespace media | 169 } // namespace media |
167 | 170 |
168 #endif // MEDIA_MOJO_CLIENTS_MOJO_CDM_H_ | 171 #endif // MEDIA_MOJO_CLIENTS_MOJO_CDM_H_ |
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