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/*
* Copyright (C) 2017 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.
*/
#ifndef ANDROID_HARDWARE_BROADCASTRADIO_V2_0_TUNER_H
#define ANDROID_HARDWARE_BROADCASTRADIO_V2_0_TUNER_H
#include "VirtualRadio.h"
#include <android/hardware/broadcastradio/2.0/ITunerCallback.h>
#include <android/hardware/broadcastradio/2.0/ITunerSession.h>
#include <broadcastradio-utils/WorkerThread.h>
#include <optional>
namespace android {
namespace hardware {
namespace broadcastradio {
namespace V2_0 {
namespace implementation {
struct BroadcastRadio;
struct TunerSession : public ITunerSession {
TunerSession(BroadcastRadio& module, const sp<ITunerCallback>& callback);
// V2_0::ITunerSession methods
virtual Return<Result> tune(const ProgramSelector& program) override;
virtual Return<Result> scan(bool directionUp, bool skipSubChannel) override;
virtual Return<Result> step(bool directionUp) override;
virtual Return<void> cancel() override;
virtual Return<Result> startProgramListUpdates(const ProgramFilter& filter);
virtual Return<void> stopProgramListUpdates();
virtual Return<void> isConfigFlagSet(ConfigFlag flag, isConfigFlagSet_cb _hidl_cb);
virtual Return<Result> setConfigFlag(ConfigFlag flag, bool value);
virtual Return<void> setParameters(const hidl_vec<VendorKeyValue>& parameters,
setParameters_cb _hidl_cb) override;
virtual Return<void> getParameters(const hidl_vec<hidl_string>& keys,
getParameters_cb _hidl_cb) override;
virtual Return<void> close() override;
std::optional<AmFmBandRange> getAmFmRangeLocked() const;
private:
std::mutex mMut;
WorkerThread mThread;
bool mIsClosed = false;
const sp<ITunerCallback> mCallback;
std::reference_wrapper<BroadcastRadio> mModule;
bool mIsTuneCompleted = false;
ProgramSelector mCurrentProgram = {};
void cancelLocked();
void tuneInternalLocked(const ProgramSelector& sel);
const VirtualRadio& virtualRadio() const;
const BroadcastRadio& module() const;
};
} // namespace implementation
} // namespace V2_0
} // namespace broadcastradio
} // namespace hardware
} // namespace android
#endif // ANDROID_HARDWARE_BROADCASTRADIO_V2_0_TUNER_H