1 /* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ANDROID_HARDWARE_ISOUNDTRIGGER_H 18 #define ANDROID_HARDWARE_ISOUNDTRIGGER_H 19 20 #include <utils/RefBase.h> 21 #include <binder/IInterface.h> 22 #include <binder/Parcel.h> 23 #include <binder/IMemory.h> 24 #include <system/sound_trigger.h> 25 26 namespace android { 27 28 class ISoundTrigger : public IInterface 29 { 30 public: 31 DECLARE_META_INTERFACE(SoundTrigger); 32 33 virtual void detach() = 0; 34 35 virtual status_t loadSoundModel(const sp<IMemory>& modelMemory, 36 sound_model_handle_t *handle) = 0; 37 38 virtual status_t unloadSoundModel(sound_model_handle_t handle) = 0; 39 40 virtual status_t startRecognition(sound_model_handle_t handle, 41 const sp<IMemory>& dataMemory) = 0; 42 virtual status_t stopRecognition(sound_model_handle_t handle) = 0; 43 virtual status_t getModelState(sound_model_handle_t handle) = 0; 44 45 }; 46 47 // ---------------------------------------------------------------------------- 48 49 class BnSoundTrigger: public BnInterface<ISoundTrigger> 50 { 51 public: 52 virtual status_t onTransact( uint32_t code, 53 const Parcel& data, 54 Parcel* reply, 55 uint32_t flags = 0); 56 }; 57 58 }; // namespace android 59 60 #endif //ANDROID_HARDWARE_ISOUNDTRIGGER_H 61