1 /*
2  * Copyright (C) 2018 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_AUDIO_EFFECT_EFFECTSFACTORY_H
18 #define ANDROID_HARDWARE_AUDIO_EFFECT_EFFECTSFACTORY_H
19 
20 #include <system/audio_effect.h>
21 
22 #include PATH(android/hardware/audio/effect/FILE_VERSION/IEffectsFactory.h)
23 
24 #include <hidl/MQDescriptor.h>
25 
26 #include <hardware/audio_effect.h>
27 #include <system/audio_effect.h>
28 
29 #include <hidl/Status.h>
30 
31 #include <hidl/MQDescriptor.h>
32 namespace android {
33 namespace hardware {
34 namespace audio {
35 namespace effect {
36 namespace CPP_VERSION {
37 namespace implementation {
38 
39 using ::android::sp;
40 using ::android::hardware::hidl_string;
41 using ::android::hardware::hidl_vec;
42 using ::android::hardware::Return;
43 using ::android::hardware::Void;
44 using namespace ::android::hardware::audio::common::CPP_VERSION;
45 using namespace ::android::hardware::audio::effect::CPP_VERSION;
46 
47 struct EffectsFactory : public IEffectsFactory {
48     // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffectsFactory follow.
49     Return<void> getAllDescriptors(getAllDescriptors_cb _hidl_cb) override;
50     Return<void> getDescriptor(const Uuid& uuid, getDescriptor_cb _hidl_cb) override;
51 #if MAJOR_VERSION <= 5
52     Return<void> createEffect(const Uuid& uuid, int32_t session, int32_t ioHandle,
53                               createEffect_cb _hidl_cb) override;
54 #else
55     Return<void> createEffect(const Uuid& uuid, int32_t session, int32_t ioHandle, int32_t device,
56                               createEffect_cb _hidl_cb) override;
57 #endif
58 
59     Return<void> debugDump(
60         const hidl_handle& fd);  //< in CPP_VERSION::IEffectsFactory only, alias of debug
61     Return<void> debug(const hidl_handle& fd, const hidl_vec<hidl_string>& options) override;
62 
63    private:
64     static sp<IEffect> dispatchEffectInstanceCreation(const effect_descriptor_t& halDescriptor,
65                                                       effect_handle_t handle);
66     Return<void> createEffectImpl(const Uuid& uuid, int32_t session, int32_t ioHandle,
67                                   int32_t device, createEffect_cb _hidl_cb);
68 };
69 
70 extern "C" IEffectsFactory* HIDL_FETCH_IEffectsFactory(const char* name);
71 
72 }  // namespace implementation
73 }  // namespace CPP_VERSION
74 }  // namespace effect
75 }  // namespace audio
76 }  // namespace hardware
77 }  // namespace android
78 
79 #endif  // ANDROID_HARDWARE_AUDIO_EFFECT_EFFECTSFACTORY_H
80