ISoundTrigger.h revision b7a11d83f749ad0200778c4815e907d011d4b5d3 
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
26namespace android {
27
28class ISoundTrigger : public IInterface
29{
30public:
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
44};
45
46// ----------------------------------------------------------------------------
47
48class BnSoundTrigger: public BnInterface<ISoundTrigger>
49{
50public:
51    virtual status_t    onTransact( uint32_t code,
52                                    const Parcel& data,
53                                    Parcel* reply,
54                                    uint32_t flags = 0);
55};
56
57}; // namespace android
58
59#endif //ANDROID_HARDWARE_ISOUNDTRIGGER_H
60