| /* |
| * Copyright (C) 2014 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_H |
| #define ANDROID_HARDWARE_SOUNDTRIGGER_H |
| |
| #include <binder/IBinder.h> |
| #include <utils/threads.h> |
| #include <soundtrigger/SoundTriggerCallback.h> |
| #include <soundtrigger/ISoundTrigger.h> |
| #include <soundtrigger/ISoundTriggerHwService.h> |
| #include <soundtrigger/ISoundTriggerClient.h> |
| #include <system/sound_trigger.h> |
| |
| namespace android { |
| |
| class MemoryDealer; |
| |
| class SoundTrigger : public BnSoundTriggerClient, |
| public IBinder::DeathRecipient |
| { |
| public: |
| |
| virtual ~SoundTrigger(); |
| |
| static status_t listModules(struct sound_trigger_module_descriptor *modules, |
| uint32_t *numModules); |
| static sp<SoundTrigger> attach(const sound_trigger_module_handle_t module, |
| const sp<SoundTriggerCallback>& callback); |
| |
| static status_t setCaptureState(bool active); |
| |
| void detach(); |
| |
| status_t loadSoundModel(const sp<IMemory>& modelMemory, |
| sound_model_handle_t *handle); |
| |
| status_t unloadSoundModel(sound_model_handle_t handle); |
| |
| status_t startRecognition(sound_model_handle_t handle, const sp<IMemory>& dataMemory); |
| status_t stopRecognition(sound_model_handle_t handle); |
| |
| // BpSoundTriggerClient |
| virtual void onRecognitionEvent(const sp<IMemory>& eventMemory); |
| virtual void onSoundModelEvent(const sp<IMemory>& eventMemory); |
| virtual void onServiceStateChange(const sp<IMemory>& eventMemory); |
| |
| //IBinder::DeathRecipient |
| virtual void binderDied(const wp<IBinder>& who); |
| |
| static status_t stringToGuid(const char *str, sound_trigger_uuid_t *guid); |
| static status_t guidToString(const sound_trigger_uuid_t *guid, |
| char *str, size_t maxLen); |
| |
| private: |
| SoundTrigger(sound_trigger_module_handle_t module, |
| const sp<SoundTriggerCallback>&); |
| static const sp<ISoundTriggerHwService>& getSoundTriggerHwService(); |
| |
| Mutex mLock; |
| sp<ISoundTrigger> mISoundTrigger; |
| const sound_trigger_module_handle_t mModule; |
| sp<SoundTriggerCallback> mCallback; |
| }; |
| |
| }; // namespace android |
| |
| #endif //ANDROID_HARDWARE_SOUNDTRIGGER_H |