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      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& uid, getDescriptor_cb _hidl_cb) override;
     51     Return<void> createEffect(const Uuid& uid, int32_t session, int32_t ioHandle,
     52                               createEffect_cb _hidl_cb) override;
     53     Return<void> debugDump(
     54         const hidl_handle& fd);  //< in CPP_VERSION::IEffectsFactory only, alias of debug
     55     Return<void> debug(const hidl_handle& fd, const hidl_vec<hidl_string>& options) override;
     56 
     57    private:
     58     static sp<IEffect> dispatchEffectInstanceCreation(const effect_descriptor_t& halDescriptor,
     59                                                       effect_handle_t handle);
     60 };
     61 
     62 extern "C" IEffectsFactory* HIDL_FETCH_IEffectsFactory(const char* name);
     63 
     64 }  // namespace implementation
     65 }  // namespace CPP_VERSION
     66 }  // namespace effect
     67 }  // namespace audio
     68 }  // namespace hardware
     69 }  // namespace android
     70 
     71 #endif  // ANDROID_HARDWARE_AUDIO_EFFECT_EFFECTSFACTORY_H
     72