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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "media/base/content_decryption_module.h"
#include "media/base/cdm_promise.h"
namespace media {
ContentDecryptionModule::ContentDecryptionModule() = default;
ContentDecryptionModule::~ContentDecryptionModule() = default;
// By default a CDM does not support this method.
void ContentDecryptionModule::GetStatusForPolicy(
HdcpVersion min_hdcp_version,
std::unique_ptr<KeyStatusCdmPromise> promise) {
promise->reject(CdmPromise::Exception::NOT_SUPPORTED_ERROR, 0,
"GetStatusForPolicy() is not supported.");
}
void ContentDecryptionModule::DeleteOnCorrectThread() const {
delete this;
}
// static
void ContentDecryptionModuleTraits::Destruct(
const ContentDecryptionModule* cdm) {
cdm->DeleteOnCorrectThread();
}
std::optional<media::HdcpVersion> MaybeHdcpVersionFromString(
const std::string& hdcp_version_string) {
// The strings are specified in the explainer doc:
// https://github.com/WICG/hdcp-detection/blob/master/explainer.md
if (hdcp_version_string.empty()) {
return media::HdcpVersion::kHdcpVersionNone;
} else if (hdcp_version_string == "1.0") {
return media::HdcpVersion::kHdcpVersion1_0;
} else if (hdcp_version_string == "1.1") {
return media::HdcpVersion::kHdcpVersion1_1;
} else if (hdcp_version_string == "1.2") {
return media::HdcpVersion::kHdcpVersion1_2;
} else if (hdcp_version_string == "1.3") {
return media::HdcpVersion::kHdcpVersion1_3;
} else if (hdcp_version_string == "1.4") {
return media::HdcpVersion::kHdcpVersion1_4;
} else if (hdcp_version_string == "2.0") {
return media::HdcpVersion::kHdcpVersion2_0;
} else if (hdcp_version_string == "2.1") {
return media::HdcpVersion::kHdcpVersion2_1;
} else if (hdcp_version_string == "2.2") {
return media::HdcpVersion::kHdcpVersion2_2;
} else if (hdcp_version_string == "2.3") {
return media::HdcpVersion::kHdcpVersion2_3;
}
return std::nullopt;
}
} // namespace media
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