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81 lines
2.9 KiB
81 lines
2.9 KiB
/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_HARDWARE_SOUNDTRIGGER_H
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#define ANDROID_HARDWARE_SOUNDTRIGGER_H
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#include <binder/IBinder.h>
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#include <utils/threads.h>
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#include <soundtrigger/SoundTriggerCallback.h>
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#include <soundtrigger/ISoundTrigger.h>
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#include <soundtrigger/ISoundTriggerHwService.h>
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#include <soundtrigger/ISoundTriggerClient.h>
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#include <system/sound_trigger.h>
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namespace android {
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class MemoryDealer;
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class SoundTrigger : public BnSoundTriggerClient,
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public IBinder::DeathRecipient
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{
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public:
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virtual ~SoundTrigger();
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static status_t listModules(struct sound_trigger_module_descriptor *modules,
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uint32_t *numModules);
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static sp<SoundTrigger> attach(const sound_trigger_module_handle_t module,
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const sp<SoundTriggerCallback>& callback);
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static status_t setCaptureState(bool active);
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void detach();
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status_t loadSoundModel(const sp<IMemory>& modelMemory,
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sound_model_handle_t *handle);
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status_t unloadSoundModel(sound_model_handle_t handle);
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status_t startRecognition(sound_model_handle_t handle, const sp<IMemory>& dataMemory);
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status_t stopRecognition(sound_model_handle_t handle);
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// BpSoundTriggerClient
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virtual void onRecognitionEvent(const sp<IMemory>& eventMemory);
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virtual void onSoundModelEvent(const sp<IMemory>& eventMemory);
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virtual void onServiceStateChange(const sp<IMemory>& eventMemory);
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//IBinder::DeathRecipient
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virtual void binderDied(const wp<IBinder>& who);
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static status_t stringToGuid(const char *str, sound_trigger_uuid_t *guid);
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static status_t guidToString(const sound_trigger_uuid_t *guid,
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char *str, size_t maxLen);
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private:
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SoundTrigger(sound_trigger_module_handle_t module,
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const sp<SoundTriggerCallback>&);
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static const sp<ISoundTriggerHwService> getSoundTriggerHwService();
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Mutex mLock;
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sp<ISoundTrigger> mISoundTrigger;
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sp<SoundTriggerCallback> mCallback;
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};
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}; // namespace android
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#endif //ANDROID_HARDWARE_SOUNDTRIGGER_H
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