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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 HTMLMediaElementEncryptedMedia_h | 5 #ifndef HTMLMediaElementEncryptedMedia_h |
6 #define HTMLMediaElementEncryptedMedia_h | 6 #define HTMLMediaElementEncryptedMedia_h |
7 | 7 |
8 #include "core/EventTypeNames.h" | 8 #include "core/EventTypeNames.h" |
9 #include "core/dom/DOMTypedArray.h" | 9 #include "core/dom/DOMTypedArray.h" |
10 #include "core/events/EventTarget.h" | 10 #include "core/events/EventTarget.h" |
11 #include "modules/ModulesExport.h" | 11 #include "modules/ModulesExport.h" |
12 #include "platform/Supplementable.h" | 12 #include "platform/Supplementable.h" |
13 #include "platform/heap/Handle.h" | 13 #include "platform/heap/Handle.h" |
14 #include "public/platform/WebEncryptedMediaTypes.h" | 14 #include "public/platform/WebEncryptedMediaTypes.h" |
15 #include "public/platform/WebMediaPlayerClient.h" | 15 #include "public/platform/WebMediaPlayerEncryptedMediaClient.h" |
16 | 16 |
17 namespace blink { | 17 namespace blink { |
18 | 18 |
19 class ExceptionState; | 19 class ExceptionState; |
20 class HTMLMediaElement; | 20 class HTMLMediaElement; |
21 class MediaKeys; | 21 class MediaKeys; |
22 class ScriptPromise; | 22 class ScriptPromise; |
23 class ScriptState; | 23 class ScriptState; |
24 class WebContentDecryptionModule; | |
25 class WebMediaPlayer; | |
24 | 26 |
25 class MODULES_EXPORT HTMLMediaElementEncryptedMedia final : public NoBaseWillBeG arbageCollected<HTMLMediaElementEncryptedMedia>, public WillBeHeapSupplement<HTM LMediaElement> { | 27 class MODULES_EXPORT HTMLMediaElementEncryptedMedia final : public NoBaseWillBeG arbageCollected<HTMLMediaElementEncryptedMedia>, public WillBeHeapSupplement<HTM LMediaElement>, public WebMediaPlayerEncryptedMediaClient { |
26 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(HTMLMediaElementEncryptedMedia); | 28 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(HTMLMediaElementEncryptedMedia); |
27 public: | 29 public: |
28 #if !ENABLE(OILPAN) | 30 #if !ENABLE(OILPAN) |
29 ~HTMLMediaElementEncryptedMedia(); | 31 ~HTMLMediaElementEncryptedMedia(); |
30 #endif | 32 #endif |
31 | 33 |
32 // encrypted media extensions (v0.1b) | 34 // encrypted media extensions (v0.1b) |
33 static void webkitGenerateKeyRequest(HTMLMediaElement&, const String& keySys tem, PassRefPtr<DOMUint8Array> initData, ExceptionState&); | 35 static void webkitGenerateKeyRequest(HTMLMediaElement&, const String& keySys tem, PassRefPtr<DOMUint8Array> initData, ExceptionState&); |
34 static void webkitGenerateKeyRequest(HTMLMediaElement&, const String& keySys tem, ExceptionState&); | 36 static void webkitGenerateKeyRequest(HTMLMediaElement&, const String& keySys tem, ExceptionState&); |
35 static void webkitAddKey(HTMLMediaElement&, const String& keySystem, PassRef Ptr<DOMUint8Array> key, PassRefPtr<DOMUint8Array> initData, const String& sessio nId, ExceptionState&); | 37 static void webkitAddKey(HTMLMediaElement&, const String& keySystem, PassRef Ptr<DOMUint8Array> key, PassRefPtr<DOMUint8Array> initData, const String& sessio nId, ExceptionState&); |
36 static void webkitAddKey(HTMLMediaElement&, const String& keySystem, PassRef Ptr<DOMUint8Array> key, ExceptionState&); | 38 static void webkitAddKey(HTMLMediaElement&, const String& keySystem, PassRef Ptr<DOMUint8Array> key, ExceptionState&); |
37 static void webkitCancelKeyRequest(HTMLMediaElement&, const String& keySyste m, const String& sessionId, ExceptionState&); | 39 static void webkitCancelKeyRequest(HTMLMediaElement&, const String& keySyste m, const String& sessionId, ExceptionState&); |
38 | 40 |
39 DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(webkitkeyadded); | 41 DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(webkitkeyadded); |
40 DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(webkitkeyerror); | 42 DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(webkitkeyerror); |
41 DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(webkitkeymessage); | 43 DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(webkitkeymessage); |
42 DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(webkitneedkey); | 44 DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(webkitneedkey); |
43 | 45 |
44 // encrypted media extensions (WD) | 46 // encrypted media extensions (WD) |
45 static MediaKeys* mediaKeys(HTMLMediaElement&); | 47 static MediaKeys* mediaKeys(HTMLMediaElement&); |
46 static ScriptPromise setMediaKeys(ScriptState*, HTMLMediaElement&, MediaKeys *); | 48 static ScriptPromise setMediaKeys(ScriptState*, HTMLMediaElement&, MediaKeys *); |
47 DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(encrypted); | 49 DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(encrypted); |
48 | 50 |
49 static void keyAdded(HTMLMediaElement&, const String& keySystem, const Strin g& sessionId); | 51 // WebMediaPlayerEncryptedMediaClient methods |
50 static void keyError(HTMLMediaElement&, const String& keySystem, const Strin g& sessionId, WebMediaPlayerClient::MediaKeyErrorCode, unsigned short systemCode ); | 52 virtual void keyAdded(const WebString& keySystem, const WebString& sessionId ) override final; |
51 static void keyMessage(HTMLMediaElement&, const String& keySystem, const Str ing& sessionId, const unsigned char* message, unsigned messageLength, const WebU RL& defaultURL); | 53 virtual void keyError(const WebString& keySystem, const WebString& sessionId , WebMediaPlayerEncryptedMediaClient::MediaKeyErrorCode, unsigned short systemCo de) override final; |
52 static void encrypted(HTMLMediaElement&, WebEncryptedMediaInitDataType, cons t unsigned char* initData, unsigned initDataLength); | 54 virtual void keyMessage(const WebString& keySystem, const WebString& session Id, const unsigned char* message, unsigned messageLength, const WebURL& defaultU RL) override final; |
53 static void didBlockPlaybackWaitingForKey(HTMLMediaElement&); | 55 virtual void encrypted(WebEncryptedMediaInitDataType, const unsigned char* i nitData, unsigned initDataLength) override final; |
54 static void didResumePlaybackBlockedForKey(HTMLMediaElement&); | 56 virtual void didBlockPlaybackWaitingForKey() override final; |
55 static WebContentDecryptionModule* contentDecryptionModule(HTMLMediaElement& ); | 57 virtual void didResumePlaybackBlockedForKey() override final; |
58 WebContentDecryptionModule* contentDecryptionModule(HTMLMediaElement&); | |
ddorwin
2015/05/19 17:01:49
The parameter is unnecessary.
| |
56 | 59 |
57 static HTMLMediaElementEncryptedMedia& from(HTMLMediaElement&); | 60 static HTMLMediaElementEncryptedMedia& from(HTMLMediaElement&); |
58 static const char* supplementName(); | 61 static const char* supplementName(); |
59 | 62 |
60 DECLARE_VIRTUAL_TRACE(); | 63 DECLARE_VIRTUAL_TRACE(); |
61 | 64 |
62 private: | 65 private: |
63 friend class SetMediaKeysHandler; | 66 friend class SetMediaKeysHandler; |
64 | 67 |
65 HTMLMediaElementEncryptedMedia(); | 68 HTMLMediaElementEncryptedMedia(HTMLMediaElement&); |
66 void generateKeyRequest(WebMediaPlayer*, const String& keySystem, PassRefPtr <DOMUint8Array> initData, ExceptionState&); | 69 void generateKeyRequest(WebMediaPlayer*, const String& keySystem, PassRefPtr <DOMUint8Array> initData, ExceptionState&); |
67 void addKey(WebMediaPlayer*, const String& keySystem, PassRefPtr<DOMUint8Arr ay> key, PassRefPtr<DOMUint8Array> initData, const String& sessionId, ExceptionS tate&); | 70 void addKey(WebMediaPlayer*, const String& keySystem, PassRefPtr<DOMUint8Arr ay> key, PassRefPtr<DOMUint8Array> initData, const String& sessionId, ExceptionS tate&); |
68 void cancelKeyRequest(WebMediaPlayer*, const String& keySystem, const String & sessionId, ExceptionState&); | 71 void cancelKeyRequest(WebMediaPlayer*, const String& keySystem, const String & sessionId, ExceptionState&); |
69 | 72 |
70 // EventTarget | 73 // EventTarget |
71 bool setAttributeEventListener(const AtomicString& eventType, PassRefPtr<Eve ntListener>); | 74 bool setAttributeEventListener(const AtomicString& eventType, PassRefPtr<Eve ntListener>); |
72 EventListener* getAttributeEventListener(const AtomicString& eventType); | 75 EventListener* getAttributeEventListener(const AtomicString& eventType); |
73 | 76 |
74 // Currently we have both EME v0.1b and EME WD implemented in media element. | 77 // Currently we have both EME v0.1b and EME WD implemented in media element. |
75 // But we do not want to support both at the same time. The one used first | 78 // But we do not want to support both at the same time. The one used first |
76 // will be supported. Use |m_emeMode| to track this selection. | 79 // will be supported. Use |m_emeMode| to track this selection. |
77 // FIXME: Remove EmeMode once EME v0.1b support is removed. See crbug.com/24 9976. | 80 // FIXME: Remove EmeMode once EME v0.1b support is removed. See crbug.com/24 9976. |
78 enum EmeMode { EmeModeNotSelected, EmeModePrefixed, EmeModeUnprefixed }; | 81 enum EmeMode { EmeModeNotSelected, EmeModePrefixed, EmeModeUnprefixed }; |
79 | 82 |
80 // check (and set if necessary) the encrypted media extensions (EME) mode | 83 // check (and set if necessary) the encrypted media extensions (EME) mode |
81 // (v0.1b or WD). Returns whether the mode is allowed and successfully set. | 84 // (v0.1b or WD). Returns whether the mode is allowed and successfully set. |
82 bool setEmeMode(EmeMode); | 85 bool setEmeMode(EmeMode); |
83 | 86 |
84 WebContentDecryptionModule* contentDecryptionModule(); | 87 WebContentDecryptionModule* contentDecryptionModule(); |
85 | 88 |
89 HTMLMediaElement& m_mediaElement; | |
86 EmeMode m_emeMode; | 90 EmeMode m_emeMode; |
87 | 91 |
88 bool m_isWaitingForKey; | 92 bool m_isWaitingForKey; |
89 | 93 |
90 PersistentWillBeMember<MediaKeys> m_mediaKeys; | 94 PersistentWillBeMember<MediaKeys> m_mediaKeys; |
91 }; | 95 }; |
92 | 96 |
93 } // namespace blink | 97 } // namespace blink |
94 | 98 |
95 #endif | 99 #endif |
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