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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 #include "media/blink/webcontentdecryptionmoduleaccess_impl.h" | 5 #include "media/blink/webcontentdecryptionmoduleaccess_impl.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/location.h" | 8 #include "base/location.h" |
9 #include "base/single_thread_task_runner.h" | 9 #include "base/single_thread_task_runner.h" |
10 #include "base/thread_task_runner_handle.h" | 10 #include "base/thread_task_runner_handle.h" |
11 #include "media/blink/webencryptedmediaclient_impl.h" | 11 #include "media/blink/webencryptedmediaclient_impl.h" |
12 | 12 |
13 namespace media { | 13 namespace media { |
14 | 14 |
15 // The caller owns the created cdm (passed back using |result|). | 15 // The caller owns the created cdm (passed back using |result|). |
16 static void CreateCdm(const base::WeakPtr<WebEncryptedMediaClientImpl>& client, | 16 static void CreateCdm(const base::WeakPtr<WebEncryptedMediaClientImpl>& client, |
17 const blink::WebString& key_system, | 17 const blink::WebString& key_system, |
18 bool allow_distinctive_identifier, | |
19 bool allow_persistent_state, | |
20 const blink::WebSecurityOrigin& security_origin, | 18 const blink::WebSecurityOrigin& security_origin, |
| 19 const CdmConfig& cdm_config, |
21 blink::WebContentDecryptionModuleResult result) { | 20 blink::WebContentDecryptionModuleResult result) { |
22 // If |client| is gone (due to the frame getting destroyed), it is | 21 // If |client| is gone (due to the frame getting destroyed), it is |
23 // impossible to create the CDM, so fail. | 22 // impossible to create the CDM, so fail. |
24 if (!client) { | 23 if (!client) { |
25 result.completeWithError( | 24 result.completeWithError( |
26 blink::WebContentDecryptionModuleExceptionInvalidStateError, 0, | 25 blink::WebContentDecryptionModuleExceptionInvalidStateError, 0, |
27 "Failed to create CDM."); | 26 "Failed to create CDM."); |
28 return; | 27 return; |
29 } | 28 } |
30 | 29 |
31 client->CreateCdm(key_system, allow_distinctive_identifier, | 30 client->CreateCdm(key_system, security_origin, cdm_config, result); |
32 allow_persistent_state, security_origin, result); | |
33 } | 31 } |
34 | 32 |
35 WebContentDecryptionModuleAccessImpl* | 33 WebContentDecryptionModuleAccessImpl* |
36 WebContentDecryptionModuleAccessImpl::Create( | 34 WebContentDecryptionModuleAccessImpl::Create( |
37 const blink::WebString& key_system, | 35 const blink::WebString& key_system, |
| 36 const blink::WebSecurityOrigin& security_origin, |
38 const blink::WebMediaKeySystemConfiguration& configuration, | 37 const blink::WebMediaKeySystemConfiguration& configuration, |
39 const blink::WebSecurityOrigin& security_origin, | 38 const CdmConfig& cdm_config, |
40 const base::WeakPtr<WebEncryptedMediaClientImpl>& client) { | 39 const base::WeakPtr<WebEncryptedMediaClientImpl>& client) { |
41 return new WebContentDecryptionModuleAccessImpl(key_system, configuration, | 40 return new WebContentDecryptionModuleAccessImpl( |
42 security_origin, client); | 41 key_system, security_origin, configuration, cdm_config, client); |
43 } | 42 } |
44 | 43 |
45 WebContentDecryptionModuleAccessImpl::WebContentDecryptionModuleAccessImpl( | 44 WebContentDecryptionModuleAccessImpl::WebContentDecryptionModuleAccessImpl( |
46 const blink::WebString& key_system, | 45 const blink::WebString& key_system, |
| 46 const blink::WebSecurityOrigin& security_origin, |
47 const blink::WebMediaKeySystemConfiguration& configuration, | 47 const blink::WebMediaKeySystemConfiguration& configuration, |
48 const blink::WebSecurityOrigin& security_origin, | 48 const CdmConfig& cdm_config, |
49 const base::WeakPtr<WebEncryptedMediaClientImpl>& client) | 49 const base::WeakPtr<WebEncryptedMediaClientImpl>& client) |
50 : key_system_(key_system), | 50 : key_system_(key_system), |
| 51 security_origin_(security_origin), |
51 configuration_(configuration), | 52 configuration_(configuration), |
52 security_origin_(security_origin), | 53 cdm_config_(cdm_config), |
53 client_(client) { | 54 client_(client) { |
54 } | 55 } |
55 | 56 |
56 WebContentDecryptionModuleAccessImpl::~WebContentDecryptionModuleAccessImpl() { | 57 WebContentDecryptionModuleAccessImpl::~WebContentDecryptionModuleAccessImpl() { |
57 } | 58 } |
58 | 59 |
59 blink::WebMediaKeySystemConfiguration | 60 blink::WebMediaKeySystemConfiguration |
60 WebContentDecryptionModuleAccessImpl::getConfiguration() { | 61 WebContentDecryptionModuleAccessImpl::getConfiguration() { |
61 return configuration_; | 62 return configuration_; |
62 } | 63 } |
63 | 64 |
64 void WebContentDecryptionModuleAccessImpl::createContentDecryptionModule( | 65 void WebContentDecryptionModuleAccessImpl::createContentDecryptionModule( |
65 blink::WebContentDecryptionModuleResult result) { | 66 blink::WebContentDecryptionModuleResult result) { |
66 // Convert the accumulated configuration requirements to bools. Accumulated | |
67 // configurations never have optional requirements. | |
68 DCHECK(configuration_.distinctiveIdentifier != | |
69 blink::WebMediaKeySystemConfiguration::Requirement::Optional); | |
70 DCHECK(configuration_.persistentState != | |
71 blink::WebMediaKeySystemConfiguration::Requirement::Optional); | |
72 bool allow_distinctive_identifier = | |
73 (configuration_.distinctiveIdentifier == | |
74 blink::WebMediaKeySystemConfiguration::Requirement::Required); | |
75 bool allow_persistent_state = | |
76 (configuration_.persistentState == | |
77 blink::WebMediaKeySystemConfiguration::Requirement::Required); | |
78 | |
79 // This method needs to run asynchronously, as it may need to load the CDM. | 67 // This method needs to run asynchronously, as it may need to load the CDM. |
80 // As this object's lifetime is controlled by MediaKeySystemAccess on the | 68 // As this object's lifetime is controlled by MediaKeySystemAccess on the |
81 // blink side, copy all values needed by CreateCdm() in case the blink object | 69 // blink side, copy all values needed by CreateCdm() in case the blink object |
82 // gets garbage-collected. | 70 // gets garbage-collected. |
83 base::ThreadTaskRunnerHandle::Get()->PostTask( | 71 base::ThreadTaskRunnerHandle::Get()->PostTask( |
84 FROM_HERE, | 72 FROM_HERE, |
85 base::Bind(&CreateCdm, client_, key_system_, allow_distinctive_identifier, | 73 base::Bind(&CreateCdm, client_, key_system_, security_origin_, |
86 allow_persistent_state, security_origin_, result)); | 74 cdm_config_, result)); |
87 } | 75 } |
88 | 76 |
89 } // namespace media | 77 } // namespace media |
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