1 /*
2 * Copyright (C) 2015 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "Stream.h"
18 #include "PolicyMappingKeys.h"
19 #include "PolicySubsystem.h"
20
21 using std::string;
22 using android::routing_strategy;
23
Stream(const string &,CInstanceConfigurableElement * instanceConfigurableElement,const CMappingContext & context,core::log::Logger & logger)24 Stream::Stream(const string &/*mappingValue*/,
25 CInstanceConfigurableElement *instanceConfigurableElement,
26 const CMappingContext &context, core::log::Logger &logger)
27 : CSubsystemObject(instanceConfigurableElement, logger),
28 mPolicySubsystem(static_cast<const PolicySubsystem *>(
29 instanceConfigurableElement->getBelongingSubsystem())),
30 mPolicyPluginInterface(mPolicySubsystem->getPolicyPluginInterface())
31 {
32 mId = static_cast<audio_stream_type_t>(context.getItemAsInteger(MappingKeyIdentifier));
33
34 // Declares the strategy to audio policy engine
35 mPolicyPluginInterface->addStream(getFormattedMappingValue(), mId);
36 }
37
sendToHW(string &)38 bool Stream::sendToHW(string & /*error*/)
39 {
40 Applicable params;
41 blackboardRead(¶ms, sizeof(params));
42
43 mPolicyPluginInterface->setStrategyForStream(mId,
44 static_cast<routing_strategy>(params.strategy));
45
46 mPolicyPluginInterface->setVolumeProfileForStream(mId,
47 static_cast<audio_stream_type_t>(params.volumeProfile));
48
49 return true;
50
51 }
52