| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chromecast/browser/media/cast_browser_cdm_factory.h" |
| |
| #include "base/bind.h" |
| #include "base/location.h" |
| #include "base/single_thread_task_runner.h" |
| #include "chromecast/media/cdm/browser_cdm_cast.h" |
| #include "media/base/bind_to_current_loop.h" |
| #include "media/base/cdm_config.h" |
| #include "media/base/cdm_key_information.h" |
| |
| namespace chromecast { |
| namespace media { |
| |
| CastBrowserCdmFactory::CastBrowserCdmFactory( |
| scoped_refptr<base::SingleThreadTaskRunner> task_runner, |
| MediaResourceTracker* media_resource_tracker) |
| : media_resource_tracker_(media_resource_tracker), |
| task_runner_(task_runner) { |
| DCHECK(media_resource_tracker_); |
| DCHECK(task_runner_); |
| } |
| |
| CastBrowserCdmFactory::~CastBrowserCdmFactory() {} |
| |
| void CastBrowserCdmFactory::Create( |
| const std::string& key_system, |
| const GURL& security_origin, |
| const ::media::CdmConfig& cdm_config, |
| const ::media::SessionMessageCB& session_message_cb, |
| const ::media::SessionClosedCB& session_closed_cb, |
| const ::media::LegacySessionErrorCB& legacy_session_error_cb, |
| const ::media::SessionKeysChangeCB& session_keys_change_cb, |
| const ::media::SessionExpirationUpdateCB& session_expiration_update_cb, |
| const ::media::CdmCreatedCB& cdm_created_cb) { |
| // Bound |cdm_created_cb| so we always fire it asynchronously. |
| ::media::CdmCreatedCB bound_cdm_created_cb = |
| ::media::BindToCurrentLoop(cdm_created_cb); |
| |
| DCHECK(!cdm_config.use_hw_secure_codecs) |
| << "Chromecast does not use |use_hw_secure_codecs|"; |
| |
| CastKeySystem cast_key_system(GetKeySystemByName(key_system)); |
| |
| scoped_refptr<chromecast::media::BrowserCdmCast> browser_cdm; |
| if (cast_key_system == chromecast::media::KEY_SYSTEM_CLEAR_KEY) { |
| // TODO(gunsch): handle ClearKey decryption. See crbug.com/441957 |
| } else { |
| browser_cdm = CreatePlatformBrowserCdm(cast_key_system); |
| } |
| |
| if (!browser_cdm) { |
| LOG(INFO) << "No matching key system found: " << cast_key_system; |
| bound_cdm_created_cb.Run(nullptr, "No matching key system found."); |
| return; |
| } |
| |
| task_runner_->PostTask( |
| FROM_HERE, |
| base::Bind(&BrowserCdmCast::Initialize, |
| base::Unretained(browser_cdm.get()), |
| ::media::BindToCurrentLoop(session_message_cb), |
| ::media::BindToCurrentLoop(session_closed_cb), |
| ::media::BindToCurrentLoop(legacy_session_error_cb), |
| ::media::BindToCurrentLoop(session_keys_change_cb), |
| ::media::BindToCurrentLoop(session_expiration_update_cb))); |
| |
| bound_cdm_created_cb.Run(new BrowserCdmCastUi(browser_cdm, task_runner_), ""); |
| } |
| |
| scoped_refptr<BrowserCdmCast> CastBrowserCdmFactory::CreatePlatformBrowserCdm( |
| const CastKeySystem& cast_key_system) { |
| return nullptr; |
| } |
| |
| } // namespace media |
| } // namespace chromecast |