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/*
* 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.
*/
#define LOG_TAG "APM::AudioPolicyEngine/Strategy"
#include "Strategy.h"
using std::string;
namespace android
{
namespace audio_policy
{
status_t Element<routing_strategy>::setIdentifier(routing_strategy identifier)
{
if (identifier >= NUM_STRATEGIES) {
return BAD_VALUE;
}
mIdentifier = identifier;
ALOGD("%s: Strategy %s identifier 0x%X", __FUNCTION__, getName().c_str(), identifier);
return NO_ERROR;
}
/**
* Set the device associated to this strategy.
* It checks if the output device is valid but allows to set a NONE device
*
* @param[in] devices selected for the given strategy.
*
* @return NO_ERROR if the device is either valid or none, error code otherwise.
*/
template <>
status_t Element<routing_strategy>::set<audio_devices_t>(audio_devices_t devices)
{
if (!audio_is_output_devices(devices) && devices != AUDIO_DEVICE_NONE) {
ALOGE("%s: trying to set an invalid device 0x%X for strategy %s",
__FUNCTION__, devices, getName().c_str());
return BAD_VALUE;
}
ALOGD("%s: 0x%X for strategy %s", __FUNCTION__, devices, getName().c_str());
mApplicableDevices = devices;
return NO_ERROR;
}
template <>
audio_devices_t Element<routing_strategy>::get<audio_devices_t>() const
{
ALOGV("%s: 0x%X for strategy %s", __FUNCTION__, mApplicableDevices, getName().c_str());
return mApplicableDevices;
}
} // namespace audio_policy
} // namespace android
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