diff options
Diffstat (limited to 'services/audiopolicy/engineconfigurable/parameter-framework/plugin/Stream.cpp')
-rwxr-xr-x | services/audiopolicy/engineconfigurable/parameter-framework/plugin/Stream.cpp | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/plugin/Stream.cpp b/services/audiopolicy/engineconfigurable/parameter-framework/plugin/Stream.cpp new file mode 100755 index 0000000..575b0bb --- /dev/null +++ b/services/audiopolicy/engineconfigurable/parameter-framework/plugin/Stream.cpp @@ -0,0 +1,56 @@ +/* + * Copyright (C) 2015 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "Stream.h" +#include "PolicyMappingKeys.h" +#include "PolicySubsystem.h" + +using std::string; +using android::routing_strategy; + +Stream::Stream(const string &mappingValue, + CInstanceConfigurableElement *instanceConfigurableElement, + const CMappingContext &context) + : CFormattedSubsystemObject(instanceConfigurableElement, + mappingValue, + MappingKeyAmend1, + (MappingKeyAmendEnd - MappingKeyAmend1 + 1), + context), + mPolicySubsystem(static_cast<const PolicySubsystem *>( + instanceConfigurableElement->getBelongingSubsystem())), + mPolicyPluginInterface(mPolicySubsystem->getPolicyPluginInterface()), + mApplicableStrategy(mDefaultApplicableStrategy) +{ + mId = static_cast<audio_stream_type_t>(context.getItemAsInteger(MappingKeyIdentifier)); + + // Declares the strategy to audio policy engine + mPolicyPluginInterface->addStream(getFormattedMappingValue(), mId); +} + +bool Stream::receiveFromHW(string & /*error*/) +{ + blackboardWrite(&mApplicableStrategy, sizeof(mApplicableStrategy)); + return true; +} + +bool Stream::sendToHW(string & /*error*/) +{ + uint32_t applicableStrategy; + blackboardRead(&applicableStrategy, sizeof(applicableStrategy)); + mApplicableStrategy = applicableStrategy; + return mPolicyPluginInterface->setStrategyForStream(mId, + static_cast<routing_strategy>(mApplicableStrategy)); +} |