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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 "content/renderer/media/crypto/proxy_decryptor.h" | 5 #include "content/renderer/media/crypto/proxy_decryptor.h" |
| 6 | 6 |
| 7 #include <cstring> | 7 #include <cstring> |
| 8 | 8 |
| 9 #include "base/bind.h" | 9 #include "base/bind.h" |
| 10 #include "base/callback_helpers.h" | 10 #include "base/callback_helpers.h" |
| 11 #include "base/logging.h" | 11 #include "base/logging.h" |
| 12 #include "base/strings/string_util.h" | 12 #include "base/strings/string_util.h" |
| 13 #include "content/renderer/media/crypto/content_decryption_module_factory.h" | 13 #include "content/renderer/media/crypto/content_decryption_module_factory.h" |
| 14 #include "media/base/cdm_promise.h" | 14 #include "media/base/cdm_promise.h" |
| 15 #include "media/cdm/json_web_key.h" | 15 #include "media/cdm/json_web_key.h" |
| 16 #include "media/cdm/key_system_names.h" | 16 #include "media/cdm/key_system_names.h" |
| 17 | 17 |
| 18 #if defined(ENABLE_PEPPER_CDMS) | 18 #if defined(ENABLE_PEPPER_CDMS) |
| 19 #include "content/renderer/media/crypto/pepper_cdm_wrapper.h" | 19 #include "content/renderer/media/crypto/pepper_cdm_wrapper.h" |
| 20 #endif // defined(ENABLE_PEPPER_CDMS) | 20 #endif // defined(ENABLE_PEPPER_CDMS) |
| 21 | 21 |
| 22 #if defined(OS_ANDROID) | 22 #if defined(ENABLE_BROWSER_CDMS) |
| 23 #include "content/renderer/media/crypto/renderer_cdm_manager.h" | 23 #include "content/renderer/media/crypto/renderer_cdm_manager.h" |
| 24 #endif // defined(OS_ANDROID) | 24 #endif // defined(ENABLE_BROWSER_CDMS) |
| 25 | 25 |
| 26 namespace content { | 26 namespace content { |
| 27 | 27 |
| 28 // Special system code to signal a closed persistent session in a SessionError() | 28 // Special system code to signal a closed persistent session in a SessionError() |
| 29 // call. This is needed because there is no SessionClosed() call in the prefixed | 29 // call. This is needed because there is no SessionClosed() call in the prefixed |
| 30 // EME API. | 30 // EME API. |
| 31 const int kSessionClosedSystemCode = 29127; | 31 const int kSessionClosedSystemCode = 29127; |
| 32 | 32 |
| 33 ProxyDecryptor::ProxyDecryptor( | 33 ProxyDecryptor::ProxyDecryptor( |
| 34 #if defined(ENABLE_PEPPER_CDMS) | 34 #if defined(ENABLE_PEPPER_CDMS) |
| 35 const CreatePepperCdmCB& create_pepper_cdm_cb, | 35 const CreatePepperCdmCB& create_pepper_cdm_cb, |
| 36 #elif defined(OS_ANDROID) | 36 #elif defined(ENABLE_BROWSER_CDMS) |
| 37 RendererCdmManager* manager, | 37 RendererCdmManager* manager, |
| 38 #endif // defined(ENABLE_PEPPER_CDMS) | 38 #endif // defined(ENABLE_PEPPER_CDMS) |
| 39 const KeyAddedCB& key_added_cb, | 39 const KeyAddedCB& key_added_cb, |
| 40 const KeyErrorCB& key_error_cb, | 40 const KeyErrorCB& key_error_cb, |
| 41 const KeyMessageCB& key_message_cb) | 41 const KeyMessageCB& key_message_cb) |
| 42 : | 42 : |
| 43 #if defined(ENABLE_PEPPER_CDMS) | 43 #if defined(ENABLE_PEPPER_CDMS) |
| 44 create_pepper_cdm_cb_(create_pepper_cdm_cb), | 44 create_pepper_cdm_cb_(create_pepper_cdm_cb), |
| 45 #elif defined(OS_ANDROID) | 45 #elif defined(ENABLE_BROWSER_CDMS) |
| 46 manager_(manager), | 46 manager_(manager), |
| 47 cdm_id_(RendererCdmManager::kInvalidCdmId), | 47 cdm_id_(RendererCdmManager::kInvalidCdmId), |
| 48 #endif // defined(ENABLE_PEPPER_CDMS) | 48 #endif // defined(ENABLE_PEPPER_CDMS) |
| 49 key_added_cb_(key_added_cb), | 49 key_added_cb_(key_added_cb), |
| 50 key_error_cb_(key_error_cb), | 50 key_error_cb_(key_error_cb), |
| 51 key_message_cb_(key_message_cb), | 51 key_message_cb_(key_message_cb), |
| 52 is_clear_key_(false), | 52 is_clear_key_(false), |
| 53 weak_ptr_factory_(this) { | 53 weak_ptr_factory_(this) { |
| 54 #if defined(ENABLE_PEPPER_CDMS) | 54 #if defined(ENABLE_PEPPER_CDMS) |
| 55 DCHECK(!create_pepper_cdm_cb_.is_null()); | 55 DCHECK(!create_pepper_cdm_cb_.is_null()); |
| 56 #endif // defined(ENABLE_PEPPER_CDMS) | 56 #endif // defined(ENABLE_PEPPER_CDMS) |
| 57 DCHECK(!key_added_cb_.is_null()); | 57 DCHECK(!key_added_cb_.is_null()); |
| 58 DCHECK(!key_error_cb_.is_null()); | 58 DCHECK(!key_error_cb_.is_null()); |
| 59 DCHECK(!key_message_cb_.is_null()); | 59 DCHECK(!key_message_cb_.is_null()); |
| 60 } | 60 } |
| 61 | 61 |
| 62 ProxyDecryptor::~ProxyDecryptor() { | 62 ProxyDecryptor::~ProxyDecryptor() { |
| 63 // Destroy the decryptor explicitly before destroying the plugin. | 63 // Destroy the decryptor explicitly before destroying the plugin. |
| 64 media_keys_.reset(); | 64 media_keys_.reset(); |
| 65 } | 65 } |
| 66 | 66 |
| 67 media::Decryptor* ProxyDecryptor::GetDecryptor() { | 67 media::Decryptor* ProxyDecryptor::GetDecryptor() { |
| 68 return media_keys_ ? media_keys_->GetDecryptor() : NULL; | 68 return media_keys_ ? media_keys_->GetDecryptor() : NULL; |
| 69 } | 69 } |
| 70 | 70 |
| 71 #if defined(OS_ANDROID) | 71 #if defined(ENABLE_BROWSER_CDMS) |
| 72 int ProxyDecryptor::GetCdmId() { | 72 int ProxyDecryptor::GetCdmId() { |
| 73 return cdm_id_; | 73 return cdm_id_; |
| 74 } | 74 } |
| 75 #endif | 75 #endif |
| 76 | 76 |
| 77 bool ProxyDecryptor::InitializeCDM(const std::string& key_system, | 77 bool ProxyDecryptor::InitializeCDM(const std::string& key_system, |
| 78 const GURL& security_origin) { | 78 const GURL& security_origin) { |
| 79 DVLOG(1) << "InitializeCDM: key_system = " << key_system; | 79 DVLOG(1) << "InitializeCDM: key_system = " << key_system; |
| 80 | 80 |
| 81 DCHECK(!media_keys_); | 81 DCHECK(!media_keys_); |
| (...skipping 123 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 205 } | 205 } |
| 206 | 206 |
| 207 scoped_ptr<media::MediaKeys> ProxyDecryptor::CreateMediaKeys( | 207 scoped_ptr<media::MediaKeys> ProxyDecryptor::CreateMediaKeys( |
| 208 const std::string& key_system, | 208 const std::string& key_system, |
| 209 const GURL& security_origin) { | 209 const GURL& security_origin) { |
| 210 return ContentDecryptionModuleFactory::Create( | 210 return ContentDecryptionModuleFactory::Create( |
| 211 key_system, | 211 key_system, |
| 212 security_origin, | 212 security_origin, |
| 213 #if defined(ENABLE_PEPPER_CDMS) | 213 #if defined(ENABLE_PEPPER_CDMS) |
| 214 create_pepper_cdm_cb_, | 214 create_pepper_cdm_cb_, |
| 215 #elif defined(OS_ANDROID) | 215 #elif defined(ENABLE_BROWSER_CDMS) |
| 216 manager_, | 216 manager_, |
| 217 &cdm_id_, | 217 &cdm_id_, |
| 218 #endif // defined(ENABLE_PEPPER_CDMS) | 218 #endif // defined(ENABLE_PEPPER_CDMS) |
| 219 base::Bind(&ProxyDecryptor::OnSessionMessage, | 219 base::Bind(&ProxyDecryptor::OnSessionMessage, |
| 220 weak_ptr_factory_.GetWeakPtr()), | 220 weak_ptr_factory_.GetWeakPtr()), |
| 221 base::Bind(&ProxyDecryptor::OnSessionReady, | 221 base::Bind(&ProxyDecryptor::OnSessionReady, |
| 222 weak_ptr_factory_.GetWeakPtr()), | 222 weak_ptr_factory_.GetWeakPtr()), |
| 223 base::Bind(&ProxyDecryptor::OnSessionClosed, | 223 base::Bind(&ProxyDecryptor::OnSessionClosed, |
| 224 weak_ptr_factory_.GetWeakPtr()), | 224 weak_ptr_factory_.GetWeakPtr()), |
| 225 base::Bind(&ProxyDecryptor::OnSessionError, | 225 base::Bind(&ProxyDecryptor::OnSessionError, |
| (...skipping 46 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 272 } | 272 } |
| 273 key_error_cb_.Run(web_session_id, error_code, system_code); | 273 key_error_cb_.Run(web_session_id, error_code, system_code); |
| 274 } | 274 } |
| 275 | 275 |
| 276 void ProxyDecryptor::SetSessionId(bool persistent, | 276 void ProxyDecryptor::SetSessionId(bool persistent, |
| 277 const std::string& web_session_id) { | 277 const std::string& web_session_id) { |
| 278 active_sessions_.insert(std::make_pair(web_session_id, persistent)); | 278 active_sessions_.insert(std::make_pair(web_session_id, persistent)); |
| 279 } | 279 } |
| 280 | 280 |
| 281 } // namespace content | 281 } // namespace content |
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