| // Copyright 2015 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 "media/mojo/clients/mojo_cdm_factory.h" |
| |
| #include "base/bind.h" |
| #include "base/location.h" |
| #include "base/single_thread_task_runner.h" |
| #include "base/threading/thread_task_runner_handle.h" |
| #include "media/base/content_decryption_module.h" |
| #include "media/base/key_systems.h" |
| #include "media/cdm/aes_decryptor.h" |
| #include "media/mojo/buildflags.h" |
| #include "media/mojo/clients/mojo_cdm.h" |
| #include "media/mojo/interfaces/interface_factory.mojom.h" |
| #include "mojo/public/cpp/bindings/interface_request.h" |
| #include "url/origin.h" |
| |
| namespace media { |
| |
| MojoCdmFactory::MojoCdmFactory( |
| media::mojom::InterfaceFactory* interface_factory) |
| : interface_factory_(interface_factory) { |
| DCHECK(interface_factory_); |
| } |
| |
| MojoCdmFactory::~MojoCdmFactory() = default; |
| |
| void MojoCdmFactory::Create( |
| const std::string& key_system, |
| const url::Origin& security_origin, |
| const CdmConfig& cdm_config, |
| const SessionMessageCB& session_message_cb, |
| const SessionClosedCB& session_closed_cb, |
| const SessionKeysChangeCB& session_keys_change_cb, |
| const SessionExpirationUpdateCB& session_expiration_update_cb, |
| const CdmCreatedCB& cdm_created_cb) { |
| DVLOG(2) << __func__ << ": " << key_system; |
| |
| if (security_origin.opaque()) { |
| base::ThreadTaskRunnerHandle::Get()->PostTask( |
| FROM_HERE, base::BindOnce(cdm_created_cb, nullptr, "Invalid origin.")); |
| return; |
| } |
| |
| // If AesDecryptor can be used, always use it here in the local process. |
| // Note: We should not run AesDecryptor in the browser process except for |
| // testing. See http://crbug.com/441957. |
| // Note: Previously MojoRenderer doesn't work with local CDMs, this has |
| // been solved by using DecryptingRenderer. See http://crbug.com/913775. |
| if (CanUseAesDecryptor(key_system)) { |
| scoped_refptr<ContentDecryptionModule> cdm( |
| new AesDecryptor(session_message_cb, session_closed_cb, |
| session_keys_change_cb, session_expiration_update_cb)); |
| base::ThreadTaskRunnerHandle::Get()->PostTask( |
| FROM_HERE, base::BindOnce(cdm_created_cb, cdm, "")); |
| return; |
| } |
| |
| mojom::ContentDecryptionModulePtr cdm_ptr; |
| interface_factory_->CreateCdm(key_system, mojo::MakeRequest(&cdm_ptr)); |
| |
| MojoCdm::Create(key_system, security_origin, cdm_config, std::move(cdm_ptr), |
| interface_factory_, session_message_cb, session_closed_cb, |
| session_keys_change_cb, session_expiration_update_cb, |
| cdm_created_cb); |
| } |
| |
| } // namespace media |