| // 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 "components/cdm/renderer/android_key_systems.h" |
| |
| #include <string> |
| #include <vector> |
| |
| #include "base/logging.h" |
| #include "components/cdm/common/cdm_messages_android.h" |
| #include "components/cdm/renderer/widevine_key_systems.h" |
| #include "content/public/renderer/render_thread.h" |
| |
| #include "widevine_cdm_version.h" // In SHARED_INTERMEDIATE_DIR. |
| |
| using content::KeySystemInfo; |
| using content::SupportedCodecs; |
| |
| namespace cdm { |
| |
| static SupportedKeySystemResponse QueryKeySystemSupport( |
| const std::string& key_system) { |
| SupportedKeySystemRequest request; |
| SupportedKeySystemResponse response; |
| |
| request.key_system = key_system; |
| request.codecs = content::EME_CODEC_ALL; |
| content::RenderThread::Get()->Send( |
| new ChromeViewHostMsg_QueryKeySystemSupport(request, &response)); |
| DCHECK(!(response.compositing_codecs & ~content::EME_CODEC_ALL)) |
| << "unrecognized codec"; |
| DCHECK(!(response.non_compositing_codecs & ~content::EME_CODEC_ALL)) |
| << "unrecognized codec"; |
| return response; |
| } |
| |
| void AddAndroidWidevine(std::vector<KeySystemInfo>* concrete_key_systems) { |
| SupportedKeySystemResponse response = QueryKeySystemSupport( |
| kWidevineKeySystem); |
| if (response.compositing_codecs != content::EME_CODEC_NONE) { |
| AddWidevineWithCodecs( |
| WIDEVINE, |
| static_cast<SupportedCodecs>(response.compositing_codecs), |
| concrete_key_systems); |
| } |
| |
| if (response.non_compositing_codecs != content::EME_CODEC_NONE) { |
| AddWidevineWithCodecs( |
| WIDEVINE_HR_NON_COMPOSITING, |
| static_cast<SupportedCodecs>(response.non_compositing_codecs), |
| concrete_key_systems); |
| } |
| } |
| |
| void AddAndroidPlatformKeySystems( |
| std::vector<KeySystemInfo>* concrete_key_systems) { |
| std::vector<std::string> key_system_names; |
| content::RenderThread::Get()->Send( |
| new ChromeViewHostMsg_GetPlatformKeySystemNames(&key_system_names)); |
| |
| for (std::vector<std::string>::const_iterator it = key_system_names.begin(); |
| it != key_system_names.end(); ++it) { |
| SupportedKeySystemResponse response = QueryKeySystemSupport(*it); |
| if (response.compositing_codecs != content::EME_CODEC_NONE) { |
| KeySystemInfo info(*it); |
| info.supported_codecs = response.compositing_codecs; |
| concrete_key_systems->push_back(info); |
| } |
| } |
| } |
| |
| } // namespace cdm |