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/*
* Copyright (C) 2018 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_SOUNDTRIGGER_V2_2_SOUNDTRIGGERHW_H
#define ANDROID_HARDWARE_SOUNDTRIGGER_V2_2_SOUNDTRIGGERHW_H
#include <android/hardware/soundtrigger/2.0/ISoundTriggerHw.h>
#include <android/hardware/soundtrigger/2.0/ISoundTriggerHwCallback.h>
#include <android/hardware/soundtrigger/2.2/ISoundTriggerHw.h>
#include <hardware/sound_trigger.h>
#include <hidl/MQDescriptor.h>
#include <hidl/Status.h>
#include <stdatomic.h>
#include <system/sound_trigger.h>
#include <utils/KeyedVector.h>
#include <utils/threads.h>
namespace android {
namespace hardware {
namespace soundtrigger {
namespace V2_2 {
namespace implementation {
using ::android::sp;
using ::android::hardware::hidl_array;
using ::android::hardware::hidl_memory;
using ::android::hardware::hidl_string;
using ::android::hardware::hidl_vec;
using ::android::hardware::Return;
using ::android::hardware::Void;
using ::android::hardware::audio::common::V2_0::Uuid;
using ::android::hardware::soundtrigger::V2_0::ISoundTriggerHwCallback;
/**
* According to the HIDL C++ Users Guide: client and server implementations
* should never directly refer to anything other than the interface header
* generated from the HIDL definition file (ie. ISoundTriggerHw.hal), so
* this V2_2 implementation copies the V2_0 and V2_1 implementations and
* then adds the new V2_2 implementation.
*/
struct SoundTriggerHw : public ISoundTriggerHw {
// Methods from V2_0::ISoundTriggerHw follow.
Return<void> getProperties(getProperties_cb _hidl_cb) override;
Return<void> loadSoundModel(const V2_0::ISoundTriggerHw::SoundModel& soundModel,
const sp<V2_0::ISoundTriggerHwCallback>& callback, int32_t cookie,
loadSoundModel_cb _hidl_cb) override;
Return<void> loadPhraseSoundModel(const V2_0::ISoundTriggerHw::PhraseSoundModel& soundModel,
const sp<V2_0::ISoundTriggerHwCallback>& callback,
int32_t cookie, loadPhraseSoundModel_cb _hidl_cb) override;
Return<int32_t> unloadSoundModel(int32_t modelHandle) override;
Return<int32_t> startRecognition(int32_t modelHandle,
const V2_0::ISoundTriggerHw::RecognitionConfig& config,
const sp<V2_0::ISoundTriggerHwCallback>& callback,
int32_t cookie) override;
Return<int32_t> stopRecognition(int32_t modelHandle) override;
Return<int32_t> stopAllRecognitions() override;
// Methods from V2_1::ISoundTriggerHw follow.
Return<void> loadSoundModel_2_1(const V2_1::ISoundTriggerHw::SoundModel& soundModel,
const sp<V2_1::ISoundTriggerHwCallback>& callback,
int32_t cookie, loadSoundModel_2_1_cb _hidl_cb) override;
Return<void> loadPhraseSoundModel_2_1(const V2_1::ISoundTriggerHw::PhraseSoundModel& soundModel,
const sp<V2_1::ISoundTriggerHwCallback>& callback,
int32_t cookie,
loadPhraseSoundModel_2_1_cb _hidl_cb) override;
Return<int32_t> startRecognition_2_1(int32_t modelHandle,
const V2_1::ISoundTriggerHw::RecognitionConfig& config,
const sp<V2_1::ISoundTriggerHwCallback>& callback,
int32_t cookie) override;
// Methods from V2_2::ISoundTriggerHw follow.
Return<int32_t> getModelState(int32_t modelHandle) override;
SoundTriggerHw();
// Copied from hardware/interfaces/soundtrigger/2.0/default/SoundTriggerHalImpl.h
class SoundModelClient : public RefBase {
public:
SoundModelClient(uint32_t id, V2_0::ISoundTriggerHwCallback::CallbackCookie cookie)
: mId(id), mCookie(cookie) {}
virtual ~SoundModelClient() {}
uint32_t getId() const { return mId; }
sound_model_handle_t getHalHandle() const { return mHalHandle; }
void setHalHandle(sound_model_handle_t handle) { mHalHandle = handle; }
virtual void recognitionCallback(struct sound_trigger_recognition_event* halEvent) = 0;
virtual void soundModelCallback(struct sound_trigger_model_event* halEvent) = 0;
protected:
const uint32_t mId;
sound_model_handle_t mHalHandle;
V2_0::ISoundTriggerHwCallback::CallbackCookie mCookie;
};
protected:
static void convertPhaseRecognitionEventFromHal(
V2_0::ISoundTriggerHwCallback::PhraseRecognitionEvent* event,
const struct sound_trigger_phrase_recognition_event* halEvent);
static void convertRecognitionEventFromHal(
V2_0::ISoundTriggerHwCallback::RecognitionEvent* event,
const struct sound_trigger_recognition_event* halEvent);
static void convertSoundModelEventFromHal(V2_0::ISoundTriggerHwCallback::ModelEvent* event,
const struct sound_trigger_model_event* halEvent);
virtual ~SoundTriggerHw();
uint32_t nextUniqueModelId();
int doLoadSoundModel(const V2_0::ISoundTriggerHw::SoundModel& soundModel,
sp<SoundModelClient> client);
// RefBase
void onFirstRef() override;
private:
class SoundModelClient_2_0 : public SoundModelClient {
public:
SoundModelClient_2_0(uint32_t id, V2_0::ISoundTriggerHwCallback::CallbackCookie cookie,
sp<V2_0::ISoundTriggerHwCallback> callback)
: SoundModelClient(id, cookie), mCallback(callback) {}
void recognitionCallback(struct sound_trigger_recognition_event* halEvent) override;
void soundModelCallback(struct sound_trigger_model_event* halEvent) override;
private:
sp<V2_0::ISoundTriggerHwCallback> mCallback;
};
void convertUuidFromHal(Uuid* uuid, const sound_trigger_uuid_t* halUuid);
void convertUuidToHal(sound_trigger_uuid_t* halUuid, const Uuid* uuid);
void convertPropertiesFromHal(V2_0::ISoundTriggerHw::Properties* properties,
const struct sound_trigger_properties* halProperties);
void convertTriggerPhraseToHal(struct sound_trigger_phrase* halTriggerPhrase,
const V2_0::ISoundTriggerHw::Phrase* triggerPhrase);
// returned HAL sound model must be freed by caller
struct sound_trigger_sound_model* convertSoundModelToHal(
const V2_0::ISoundTriggerHw::SoundModel* soundModel);
void convertPhraseRecognitionExtraToHal(struct sound_trigger_phrase_recognition_extra* halExtra,
const V2_0::PhraseRecognitionExtra* extra);
// returned recognition config must be freed by caller
struct sound_trigger_recognition_config* convertRecognitionConfigToHal(
const V2_0::ISoundTriggerHw::RecognitionConfig* config);
static void convertPhraseRecognitionExtraFromHal(
V2_0::PhraseRecognitionExtra* extra,
const struct sound_trigger_phrase_recognition_extra* halExtra);
static void soundModelCallback(struct sound_trigger_model_event* halEvent, void* cookie);
static void recognitionCallback(struct sound_trigger_recognition_event* halEvent, void* cookie);
const char* mModuleName;
struct sound_trigger_hw_device* mHwDevice;
volatile atomic_uint_fast32_t mNextModelId;
DefaultKeyedVector<int32_t, sp<SoundModelClient> > mClients;
Mutex mLock;
// Copied from hardware/interfaces/soundtrigger/2.1/default/SoundTriggerHw.h
class SoundModelClient_2_1 : public SoundModelClient {
public:
SoundModelClient_2_1(uint32_t id, V2_1::ISoundTriggerHwCallback::CallbackCookie cookie,
sp<V2_1::ISoundTriggerHwCallback> callback)
: SoundModelClient(id, cookie), mCallback(callback) {}
void recognitionCallback(struct sound_trigger_recognition_event* halEvent) override;
void soundModelCallback(struct sound_trigger_model_event* halEvent) override;
private:
sp<V2_1::ISoundTriggerHwCallback> mCallback;
};
};
extern "C" ISoundTriggerHw* HIDL_FETCH_ISoundTriggerHw(const char* name);
} // namespace implementation
} // namespace V2_2
} // namespace soundtrigger
} // namespace hardware
} // namespace android
#endif // ANDROID_HARDWARE_SOUNDTRIGGER_V2_2_SOUNDTRIGGERHW_H
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