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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_SERVICES_MOJO_CDM_SERVICE_H_ | 5 #ifndef MEDIA_MOJO_SERVICES_MOJO_CDM_SERVICE_H_ |
| 6 #define MEDIA_MOJO_SERVICES_MOJO_CDM_SERVICE_H_ | 6 #define MEDIA_MOJO_SERVICES_MOJO_CDM_SERVICE_H_ |
| 7 | 7 |
| 8 #include <stdint.h> | 8 #include <stdint.h> |
| 9 | 9 |
| 10 #include <memory> | 10 #include <memory> |
| 11 | 11 |
| 12 #include "base/callback.h" | 12 #include "base/callback.h" |
| 13 #include "base/macros.h" | 13 #include "base/macros.h" |
| 14 #include "base/memory/ref_counted.h" | 14 #include "base/memory/ref_counted.h" |
| 15 #include "base/memory/weak_ptr.h" | 15 #include "base/memory/weak_ptr.h" |
| 16 #include "media/base/media_keys.h" | 16 #include "media/base/media_keys.h" |
| 17 #include "media/mojo/interfaces/content_decryption_module.mojom.h" | 17 #include "media/mojo/interfaces/content_decryption_module.mojom.h" |
| 18 #include "media/mojo/services/mojo_cdm_promise.h" | 18 #include "media/mojo/services/mojo_cdm_promise.h" |
| 19 #include "media/mojo/services/mojo_cdm_service_context.h" | 19 #include "media/mojo/services/mojo_cdm_service_context.h" |
| 20 #include "media/mojo/services/mojo_decryptor_service.h" | 20 #include "media/mojo/services/mojo_decryptor_service.h" |
| 21 #include "mojo/public/cpp/bindings/strong_binding.h" | 21 #include "mojo/public/cpp/bindings/strong_binding.h" |
| 22 | 22 |
| 23 namespace media { | 23 namespace media { |
| 24 | 24 |
| 25 class CdmFactory; | 25 class CdmFactory; |
| 26 | 26 |
| 27 // A interfaces::ContentDecryptionModule implementation backed by a | 27 // A mojom::ContentDecryptionModule implementation backed by a |
| 28 // media::MediaKeys. | 28 // media::MediaKeys. |
| 29 class MojoCdmService : public interfaces::ContentDecryptionModule { | 29 class MojoCdmService : public mojom::ContentDecryptionModule { |
| 30 public: | 30 public: |
| 31 // Get the CDM associated with |cdm_id|, which is unique per process. | 31 // Get the CDM associated with |cdm_id|, which is unique per process. |
| 32 // Can be called on any thread. The returned CDM is not guaranteed to be | 32 // Can be called on any thread. The returned CDM is not guaranteed to be |
| 33 // thread safe. | 33 // thread safe. |
| 34 // Note: This provides a generic hack to get the CDM in the process where | 34 // Note: This provides a generic hack to get the CDM in the process where |
| 35 // MojoMediaApplication is running, regardless of which render process or | 35 // MojoMediaApplication is running, regardless of which render process or |
| 36 // render frame the caller is associated with. In the future, we should move | 36 // render frame the caller is associated with. In the future, we should move |
| 37 // all out-of-process media players into the MojoMediaApplicaiton so that we | 37 // all out-of-process media players into the MojoMediaApplicaiton so that we |
| 38 // can use MojoCdmServiceContext (per render frame) to get the CDM. | 38 // can use MojoCdmServiceContext (per render frame) to get the CDM. |
| 39 static scoped_refptr<MediaKeys> LegacyGetCdm(int cdm_id); | 39 static scoped_refptr<MediaKeys> LegacyGetCdm(int cdm_id); |
| 40 | 40 |
| 41 // Constructs a MojoCdmService and strongly binds it to the |request|. | 41 // Constructs a MojoCdmService and strongly binds it to the |request|. |
| 42 MojoCdmService( | 42 MojoCdmService( |
| 43 base::WeakPtr<MojoCdmServiceContext> context, | 43 base::WeakPtr<MojoCdmServiceContext> context, |
| 44 CdmFactory* cdm_factory, | 44 CdmFactory* cdm_factory, |
| 45 mojo::InterfaceRequest<interfaces::ContentDecryptionModule> request); | 45 mojo::InterfaceRequest<mojom::ContentDecryptionModule> request); |
| 46 | 46 |
| 47 ~MojoCdmService() final; | 47 ~MojoCdmService() final; |
| 48 | 48 |
| 49 // interfaces::ContentDecryptionModule implementation. | 49 // mojom::ContentDecryptionModule implementation. |
| 50 void SetClient(interfaces::ContentDecryptionModuleClientPtr client) final; | 50 void SetClient(mojom::ContentDecryptionModuleClientPtr client) final; |
| 51 void Initialize(const mojo::String& key_system, | 51 void Initialize(const mojo::String& key_system, |
| 52 const mojo::String& security_origin, | 52 const mojo::String& security_origin, |
| 53 interfaces::CdmConfigPtr cdm_config, | 53 mojom::CdmConfigPtr cdm_config, |
| 54 const InitializeCallback& callback) final; | 54 const InitializeCallback& callback) final; |
| 55 void SetServerCertificate( | 55 void SetServerCertificate( |
| 56 mojo::Array<uint8_t> certificate_data, | 56 mojo::Array<uint8_t> certificate_data, |
| 57 const mojo::Callback<void(interfaces::CdmPromiseResultPtr)>& callback) | 57 const mojo::Callback<void(mojom::CdmPromiseResultPtr)>& callback) final; |
| 58 final; | |
| 59 void CreateSessionAndGenerateRequest( | 58 void CreateSessionAndGenerateRequest( |
| 60 interfaces::ContentDecryptionModule::SessionType session_type, | 59 mojom::ContentDecryptionModule::SessionType session_type, |
| 61 interfaces::ContentDecryptionModule::InitDataType init_data_type, | 60 mojom::ContentDecryptionModule::InitDataType init_data_type, |
| 62 mojo::Array<uint8_t> init_data, | 61 mojo::Array<uint8_t> init_data, |
| 63 const mojo::Callback<void(interfaces::CdmPromiseResultPtr, mojo::String)>& | 62 const mojo::Callback<void(mojom::CdmPromiseResultPtr, mojo::String)>& |
| 64 callback) final; | 63 callback) final; |
| 65 void LoadSession( | 64 void LoadSession(mojom::ContentDecryptionModule::SessionType session_type, |
| 66 interfaces::ContentDecryptionModule::SessionType session_type, | 65 const mojo::String& session_id, |
| 67 const mojo::String& session_id, | 66 const mojo::Callback<void(mojom::CdmPromiseResultPtr, |
| 68 const mojo::Callback<void(interfaces::CdmPromiseResultPtr, mojo::String)>& | 67 mojo::String)>& callback) final; |
| 69 callback) final; | |
| 70 void UpdateSession( | 68 void UpdateSession( |
| 71 const mojo::String& session_id, | 69 const mojo::String& session_id, |
| 72 mojo::Array<uint8_t> response, | 70 mojo::Array<uint8_t> response, |
| 73 const mojo::Callback<void(interfaces::CdmPromiseResultPtr)>& callback) | 71 const mojo::Callback<void(mojom::CdmPromiseResultPtr)>& callback) final; |
| 74 final; | 72 void CloseSession( |
| 75 void CloseSession(const mojo::String& session_id, | 73 const mojo::String& session_id, |
| 76 const mojo::Callback<void(interfaces::CdmPromiseResultPtr)>& | 74 const mojo::Callback<void(mojom::CdmPromiseResultPtr)>& callback) final; |
| 77 callback) final; | |
| 78 void RemoveSession( | 75 void RemoveSession( |
| 79 const mojo::String& session_id, | 76 const mojo::String& session_id, |
| 80 const mojo::Callback<void(interfaces::CdmPromiseResultPtr)>& callback) | 77 const mojo::Callback<void(mojom::CdmPromiseResultPtr)>& callback) final; |
| 81 final; | |
| 82 | 78 |
| 83 // Get CDM to be used by the media pipeline. | 79 // Get CDM to be used by the media pipeline. |
| 84 scoped_refptr<MediaKeys> GetCdm(); | 80 scoped_refptr<MediaKeys> GetCdm(); |
| 85 | 81 |
| 86 private: | 82 private: |
| 87 // Callback for CdmFactory::Create(). | 83 // Callback for CdmFactory::Create(). |
| 88 void OnCdmCreated(const InitializeCallback& callback, | 84 void OnCdmCreated(const InitializeCallback& callback, |
| 89 const scoped_refptr<MediaKeys>& cdm, | 85 const scoped_refptr<MediaKeys>& cdm, |
| 90 const std::string& error_message); | 86 const std::string& error_message); |
| 91 | 87 |
| (...skipping 14 matching lines...) Expand all Loading... |
| 106 const std::string& error_message); | 102 const std::string& error_message); |
| 107 | 103 |
| 108 // Callback for when |decryptor_| loses connectivity. | 104 // Callback for when |decryptor_| loses connectivity. |
| 109 void OnDecryptorConnectionError(); | 105 void OnDecryptorConnectionError(); |
| 110 | 106 |
| 111 // CDM ID to be assigned to the next successfully initialized CDM. This ID is | 107 // CDM ID to be assigned to the next successfully initialized CDM. This ID is |
| 112 // unique per process. It will be used to locate the CDM by the media players | 108 // unique per process. It will be used to locate the CDM by the media players |
| 113 // living in the same process. | 109 // living in the same process. |
| 114 static int next_cdm_id_; | 110 static int next_cdm_id_; |
| 115 | 111 |
| 116 mojo::StrongBinding<interfaces::ContentDecryptionModule> binding_; | 112 mojo::StrongBinding<mojom::ContentDecryptionModule> binding_; |
| 117 base::WeakPtr<MojoCdmServiceContext> context_; | 113 base::WeakPtr<MojoCdmServiceContext> context_; |
| 118 | 114 |
| 119 CdmFactory* cdm_factory_; | 115 CdmFactory* cdm_factory_; |
| 120 scoped_refptr<MediaKeys> cdm_; | 116 scoped_refptr<MediaKeys> cdm_; |
| 121 | 117 |
| 122 std::unique_ptr<MojoDecryptorService> decryptor_; | 118 std::unique_ptr<MojoDecryptorService> decryptor_; |
| 123 | 119 |
| 124 // Set to a valid CDM ID if the |cdm_| is successfully created. | 120 // Set to a valid CDM ID if the |cdm_| is successfully created. |
| 125 int cdm_id_; | 121 int cdm_id_; |
| 126 | 122 |
| 127 interfaces::ContentDecryptionModuleClientPtr client_; | 123 mojom::ContentDecryptionModuleClientPtr client_; |
| 128 | 124 |
| 129 base::WeakPtr<MojoCdmService> weak_this_; | 125 base::WeakPtr<MojoCdmService> weak_this_; |
| 130 base::WeakPtrFactory<MojoCdmService> weak_factory_; | 126 base::WeakPtrFactory<MojoCdmService> weak_factory_; |
| 131 | 127 |
| 132 DISALLOW_COPY_AND_ASSIGN(MojoCdmService); | 128 DISALLOW_COPY_AND_ASSIGN(MojoCdmService); |
| 133 }; | 129 }; |
| 134 | 130 |
| 135 } // namespace media | 131 } // namespace media |
| 136 | 132 |
| 137 #endif // MEDIA_MOJO_SERVICES_MOJO_CDM_SERVICE_H_ | 133 #endif // MEDIA_MOJO_SERVICES_MOJO_CDM_SERVICE_H_ |
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