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// 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/renderer/key_systems_cast.h"
#include <string>
#include "base/command_line.h"
#include "base/logging.h"
#include "build/build_config.h"
#include "chromecast/media/base/key_systems_common.h"
#include "components/cdm/renderer/widevine_key_systems.h"
#include "media/base/eme_constants.h"
#include "widevine_cdm_version.h" // In SHARED_INTERMEDIATE_DIR.
using ::media::EmeFeatureSupport;
using ::media::EmeRobustness;
using ::media::EmeSessionTypeSupport;
namespace chromecast {
namespace shell {
void AddKeySystemWithCodecs(
const std::string& key_system_name,
std::vector<::media::KeySystemInfo>* key_systems_info) {
::media::KeySystemInfo info;
info.key_system = key_system_name;
info.supported_init_data_types = ::media::kInitDataTypeMaskCenc;
info.supported_codecs =
::media::EME_CODEC_MP4_AAC | ::media::EME_CODEC_MP4_AVC1;
info.max_audio_robustness = ::media::EmeRobustness::EMPTY;
info.max_video_robustness = ::media::EmeRobustness::EMPTY;
#if defined(OS_ANDROID)
info.persistent_license_support =
::media::EmeSessionTypeSupport::NOT_SUPPORTED;
#else
info.persistent_license_support =
::media::EmeSessionTypeSupport::SUPPORTED;
#endif
info.persistent_release_message_support =
::media::EmeSessionTypeSupport::NOT_SUPPORTED;
info.persistent_state_support = ::media::EmeFeatureSupport::ALWAYS_ENABLED;
info.distinctive_identifier_support =
::media::EmeFeatureSupport::ALWAYS_ENABLED;
key_systems_info->push_back(info);
}
void AddChromecastKeySystems(
std::vector<::media::KeySystemInfo>* key_systems_info) {
#if defined(WIDEVINE_CDM_AVAILABLE)
::media::SupportedCodecs codecs =
::media::EME_CODEC_MP4_AAC | ::media::EME_CODEC_MP4_AVC1 |
::media::EME_CODEC_WEBM_VP8 | ::media::EME_CODEC_WEBM_VP9;
AddWidevineWithCodecs(
cdm::WIDEVINE,
codecs, // Regular codecs.
#if defined(OS_ANDROID)
codecs, // Hardware-secure codecs.
#endif // defined(OS_ANDROID)
EmeRobustness::HW_SECURE_ALL, // Max audio robustness.
EmeRobustness::HW_SECURE_ALL, // Max video robustness.
EmeSessionTypeSupport::NOT_SUPPORTED, // persistent-license.
EmeSessionTypeSupport::NOT_SUPPORTED, // persistent-release-message.
// Note: On Chromecast, all CDMs may have persistent state.
EmeFeatureSupport::ALWAYS_ENABLED, // Persistent state.
EmeFeatureSupport::ALWAYS_ENABLED, // Distinctive identifier.
key_systems_info);
#endif // defined(WIDEVINE_CDM_AVAILABLE)
#if defined(PLAYREADY_CDM_AVAILABLE)
AddKeySystemWithCodecs(media::kChromecastPlayreadyKeySystem,
key_systems_info);
#endif // defined(PLAYREADY_CDM_AVAILABLE)
}
} // namespace shell
} // namespace chromecast
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