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// Copyright 2016 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.
#ifndef COMPONENTS_CDM_RENDERER_WIDEVINE_KEY_SYSTEM_PROPERTIES_H_
#define COMPONENTS_CDM_RENDERER_WIDEVINE_KEY_SYSTEM_PROPERTIES_H_
#include "build/build_config.h"
#include "media/base/key_system_properties.h"
#include "media/media_features.h"
namespace cdm {
// Implementation of KeySystemProperties for Widevine key system.
class WidevineKeySystemProperties : public media::KeySystemProperties {
public:
// Robustness values understood by the Widevine key system.
// Note: GetRobustnessConfigRule is dependent on the order of these.
enum class Robustness {
INVALID,
EMPTY,
SW_SECURE_CRYPTO,
SW_SECURE_DECODE,
HW_SECURE_CRYPTO,
HW_SECURE_DECODE,
HW_SECURE_ALL,
};
WidevineKeySystemProperties(
media::SupportedCodecs supported_codecs,
#if defined(OS_ANDROID)
media::SupportedCodecs supported_secure_codecs,
#endif // defined(OS_ANDROID)
Robustness max_audio_robustness,
Robustness max_video_robustness,
media::EmeSessionTypeSupport persistent_license_support,
media::EmeSessionTypeSupport persistent_release_message_support,
media::EmeFeatureSupport persistent_state_support,
media::EmeFeatureSupport distinctive_identifier_support);
std::string GetKeySystemName() const override;
bool IsSupportedInitDataType(
media::EmeInitDataType init_data_type) const override;
media::SupportedCodecs GetSupportedCodecs() const override;
#if defined(OS_ANDROID)
media::SupportedCodecs GetSupportedSecureCodecs() const override;
#endif
media::EmeConfigRule GetRobustnessConfigRule(
media::EmeMediaType media_type,
const std::string& requested_robustness) const override;
media::EmeSessionTypeSupport GetPersistentLicenseSessionSupport()
const override;
media::EmeSessionTypeSupport GetPersistentReleaseMessageSessionSupport()
const override;
media::EmeFeatureSupport GetPersistentStateSupport() const override;
media::EmeFeatureSupport GetDistinctiveIdentifierSupport() const override;
#if BUILDFLAG(ENABLE_LIBRARY_CDMS)
std::string GetPepperType() const override;
#endif
private:
const media::SupportedCodecs supported_codecs_;
#if defined(OS_ANDROID)
const media::SupportedCodecs supported_secure_codecs_;
#endif // defined(OS_ANDROID)
const Robustness max_audio_robustness_;
const Robustness max_video_robustness_;
const media::EmeSessionTypeSupport persistent_license_support_;
const media::EmeSessionTypeSupport persistent_release_message_support_;
const media::EmeFeatureSupport persistent_state_support_;
const media::EmeFeatureSupport distinctive_identifier_support_;
};
} // namespace cdm
#endif // COMPONENTS_CDM_RENDERER_WIDEVINE_KEY_SYSTEM_PROPERTIES_H_