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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" |
| (...skipping 10 matching lines...) Expand all Loading... |
| 21 class MediaKeys; | 21 class MediaKeys; |
| 22 class ScriptPromise; | 22 class ScriptPromise; |
| 23 class ScriptState; | 23 class ScriptState; |
| 24 class WebContentDecryptionModule; | 24 class WebContentDecryptionModule; |
| 25 class WebMediaPlayer; | 25 class WebMediaPlayer; |
| 26 | 26 |
| 27 class MODULES_EXPORT HTMLMediaElementEncryptedMedia final : public NoBaseWillBeG
arbageCollectedFinalized<HTMLMediaElementEncryptedMedia>, public WillBeHeapSuppl
ement<HTMLMediaElement>, public WebMediaPlayerEncryptedMediaClient { | 27 class MODULES_EXPORT HTMLMediaElementEncryptedMedia final : public NoBaseWillBeG
arbageCollectedFinalized<HTMLMediaElementEncryptedMedia>, public WillBeHeapSuppl
ement<HTMLMediaElement>, public WebMediaPlayerEncryptedMediaClient { |
| 28 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(HTMLMediaElementEncryptedMedia); | 28 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(HTMLMediaElementEncryptedMedia); |
| 29 USING_FAST_MALLOC_WILL_BE_REMOVED(HTMLMediaElementEncryptedMedia); | 29 USING_FAST_MALLOC_WILL_BE_REMOVED(HTMLMediaElementEncryptedMedia); |
| 30 public: | 30 public: |
| 31 // encrypted media extensions (v0.1b) | |
| 32 static void webkitGenerateKeyRequest(HTMLMediaElement&, const String& keySys
tem, PassRefPtr<DOMUint8Array> initData, ExceptionState&); | |
| 33 static void webkitGenerateKeyRequest(HTMLMediaElement&, const String& keySys
tem, ExceptionState&); | |
| 34 static void webkitAddKey(HTMLMediaElement&, const String& keySystem, PassRef
Ptr<DOMUint8Array> key, PassRefPtr<DOMUint8Array> initData, const String& sessio
nId, ExceptionState&); | |
| 35 static void webkitAddKey(HTMLMediaElement&, const String& keySystem, PassRef
Ptr<DOMUint8Array> key, ExceptionState&); | |
| 36 static void webkitCancelKeyRequest(HTMLMediaElement&, const String& keySyste
m, const String& sessionId, ExceptionState&); | |
| 37 | |
| 38 DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(webkitkeyadded); | |
| 39 DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(webkitkeyerror); | |
| 40 DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(webkitkeymessage); | |
| 41 DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(webkitneedkey); | |
| 42 | |
| 43 // encrypted media extensions (WD) | |
| 44 static MediaKeys* mediaKeys(HTMLMediaElement&); | 31 static MediaKeys* mediaKeys(HTMLMediaElement&); |
| 45 static ScriptPromise setMediaKeys(ScriptState*, HTMLMediaElement&, MediaKeys
*); | 32 static ScriptPromise setMediaKeys(ScriptState*, HTMLMediaElement&, MediaKeys
*); |
| 46 DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(encrypted); | 33 DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(encrypted); |
| 47 | 34 |
| 48 // WebMediaPlayerEncryptedMediaClient methods | 35 // WebMediaPlayerEncryptedMediaClient methods |
| 49 void keyAdded(const WebString& keySystem, const WebString& sessionId) final; | |
| 50 void keyError(const WebString& keySystem, const WebString& sessionId, WebMed
iaPlayerEncryptedMediaClient::MediaKeyErrorCode, unsigned short systemCode) fina
l; | |
| 51 void keyMessage(const WebString& keySystem, const WebString& sessionId, cons
t unsigned char* message, unsigned messageLength, const WebURL& defaultURL) fina
l; | |
| 52 void encrypted(WebEncryptedMediaInitDataType, const unsigned char* initData,
unsigned initDataLength) final; | 36 void encrypted(WebEncryptedMediaInitDataType, const unsigned char* initData,
unsigned initDataLength) final; |
| 53 void didBlockPlaybackWaitingForKey() final; | 37 void didBlockPlaybackWaitingForKey() final; |
| 54 void didResumePlaybackBlockedForKey() final; | 38 void didResumePlaybackBlockedForKey() final; |
| 55 WebContentDecryptionModule* contentDecryptionModule(); | 39 WebContentDecryptionModule* contentDecryptionModule(); |
| 56 | 40 |
| 57 static HTMLMediaElementEncryptedMedia& from(HTMLMediaElement&); | 41 static HTMLMediaElementEncryptedMedia& from(HTMLMediaElement&); |
| 58 static const char* supplementName(); | 42 static const char* supplementName(); |
| 59 | 43 |
| 60 ~HTMLMediaElementEncryptedMedia(); | 44 ~HTMLMediaElementEncryptedMedia(); |
| 61 | 45 |
| 62 DECLARE_VIRTUAL_TRACE(); | 46 DECLARE_VIRTUAL_TRACE(); |
| 63 | 47 |
| 64 private: | 48 private: |
| 65 friend class SetMediaKeysHandler; | 49 friend class SetMediaKeysHandler; |
| 66 | 50 |
| 67 HTMLMediaElementEncryptedMedia(HTMLMediaElement&); | 51 HTMLMediaElementEncryptedMedia(HTMLMediaElement&); |
| 68 void generateKeyRequest(WebMediaPlayer*, const String& keySystem, PassRefPtr
<DOMUint8Array> initData, ExceptionState&); | |
| 69 void addKey(WebMediaPlayer*, const String& keySystem, PassRefPtr<DOMUint8Arr
ay> key, PassRefPtr<DOMUint8Array> initData, const String& sessionId, ExceptionS
tate&); | |
| 70 void cancelKeyRequest(WebMediaPlayer*, const String& keySystem, const String
& sessionId, ExceptionState&); | |
| 71 | 52 |
| 72 // EventTarget | 53 // EventTarget |
| 73 bool setAttributeEventListener(const AtomicString& eventType, PassRefPtrWill
BeRawPtr<EventListener>); | 54 bool setAttributeEventListener(const AtomicString& eventType, PassRefPtrWill
BeRawPtr<EventListener>); |
| 74 EventListener* getAttributeEventListener(const AtomicString& eventType); | 55 EventListener* getAttributeEventListener(const AtomicString& eventType); |
| 75 | 56 |
| 76 // Currently we have both EME v0.1b and EME WD implemented in media element. | |
| 77 // But we do not want to support both at the same time. The one used first | |
| 78 // will be supported. Use |m_emeMode| to track this selection. | |
| 79 // FIXME: Remove EmeMode once EME v0.1b support is removed. See crbug.com/24
9976. | |
| 80 enum EmeMode { EmeModeNotSelected, EmeModePrefixed, EmeModeUnprefixed }; | |
| 81 | |
| 82 // check (and set if necessary) the encrypted media extensions (EME) mode | |
| 83 // (v0.1b or WD). Returns whether the mode is allowed and successfully set. | |
| 84 bool setEmeMode(EmeMode); | |
| 85 | |
| 86 RawPtrWillBeMember<HTMLMediaElement> m_mediaElement; | 57 RawPtrWillBeMember<HTMLMediaElement> m_mediaElement; |
| 87 EmeMode m_emeMode; | |
| 88 | 58 |
| 89 bool m_isWaitingForKey; | 59 bool m_isWaitingForKey; |
| 90 | 60 |
| 91 PersistentWillBeMember<MediaKeys> m_mediaKeys; | 61 PersistentWillBeMember<MediaKeys> m_mediaKeys; |
| 92 }; | 62 }; |
| 93 | 63 |
| 94 } // namespace blink | 64 } // namespace blink |
| 95 | 65 |
| 96 #endif | 66 #endif |
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