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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CONTENT_RENDERER_MEDIA_CRYPTO_ENCRYPTED_MEDIA_PLAYER_SUPPORT_H_ | |
6 #define CONTENT_RENDERER_MEDIA_CRYPTO_ENCRYPTED_MEDIA_PLAYER_SUPPORT_H_ | |
7 | |
8 #include "media/base/decryptor.h" | |
9 #include "media/base/demuxer.h" | |
10 #include "third_party/WebKit/public/platform/WebMediaPlayer.h" | |
11 | |
12 namespace blink { | |
13 class WebContentDecryptionModule; | |
14 class WebContentDecryptionModuleResult; | |
15 class WebLocalFrame; | |
16 class WebMediaPlayerClient; | |
17 class WebString; | |
18 } | |
19 | |
20 namespace content { | |
21 | |
22 class EncryptedMediaPlayerSupport { | |
23 public: | |
24 EncryptedMediaPlayerSupport(); | |
25 virtual ~EncryptedMediaPlayerSupport(); | |
26 | |
27 // Prefixed API methods. | |
28 virtual blink::WebMediaPlayer::MediaKeyException GenerateKeyRequest( | |
29 blink::WebLocalFrame* frame, | |
30 const blink::WebString& key_system, | |
31 const unsigned char* init_data, | |
32 unsigned init_data_length) = 0; | |
33 | |
34 virtual blink::WebMediaPlayer::MediaKeyException AddKey( | |
35 const blink::WebString& key_system, | |
36 const unsigned char* key, | |
37 unsigned key_length, | |
38 const unsigned char* init_data, | |
39 unsigned init_data_length, | |
40 const blink::WebString& session_id) = 0; | |
41 | |
42 virtual blink::WebMediaPlayer::MediaKeyException CancelKeyRequest( | |
43 const blink::WebString& key_system, | |
44 const blink::WebString& session_id) = 0; | |
45 | |
46 | |
47 // Unprefixed API methods. | |
48 virtual void SetContentDecryptionModule( | |
49 blink::WebContentDecryptionModule* cdm) = 0; | |
50 virtual void SetContentDecryptionModule( | |
51 blink::WebContentDecryptionModule* cdm, | |
52 blink::WebContentDecryptionModuleResult result) = 0; | |
53 virtual void SetContentDecryptionModuleSync( | |
54 blink::WebContentDecryptionModule* cdm) = 0; | |
55 | |
56 | |
57 // Callback factory and notification methods used by WebMediaPlayerImpl. | |
58 | |
59 // Creates a callback that Demuxers can use to signal that the content | |
60 // requires a key. This method make sure the callback returned can be safely | |
61 // invoked from any thread. | |
62 virtual media::Demuxer::NeedKeyCB CreateNeedKeyCB() = 0; | |
63 | |
64 // Creates a callback that renderers can use to set decryptor | |
65 // ready callback. This method make sure the callback returned can be safely | |
66 // invoked from any thread. | |
67 virtual media::SetDecryptorReadyCB CreateSetDecryptorReadyCB() = 0; | |
68 | |
69 // Called to inform this object that the media pipeline encountered | |
70 // and handled a decryption error. | |
71 virtual void OnPipelineDecryptError() = 0; | |
72 | |
73 private: | |
74 DISALLOW_COPY_AND_ASSIGN(EncryptedMediaPlayerSupport); | |
75 }; | |
76 | |
77 } // namespace content | |
78 | |
79 #endif // CONTENT_RENDERER_MEDIA_CRYPTO_ENCRYPTED_MEDIA_PLAYER_SUPPORT_H_ | |
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