1 /* 2 * Copyright (C) 2016 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_V2_0_EFFECTSFACTORY_H 18 #define ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_EFFECTSFACTORY_H 19 20 #include <system/audio_effect.h> 21 22 #include <android/hardware/audio/effect/2.0/IEffectsFactory.h> 23 #include <hidl/Status.h> 24 25 #include <hidl/MQDescriptor.h> 26 namespace android { 27 namespace hardware { 28 namespace audio { 29 namespace effect { 30 namespace V2_0 { 31 namespace implementation { 32 33 using ::android::hardware::audio::common::V2_0::Uuid; 34 using ::android::hardware::audio::effect::V2_0::EffectDescriptor; 35 using ::android::hardware::audio::effect::V2_0::IEffect; 36 using ::android::hardware::audio::effect::V2_0::IEffectsFactory; 37 using ::android::hardware::audio::effect::V2_0::Result; 38 using ::android::hardware::Return; 39 using ::android::hardware::Void; 40 using ::android::hardware::hidl_vec; 41 using ::android::hardware::hidl_string; 42 using ::android::sp; 43 44 struct EffectsFactory : public IEffectsFactory { 45 // Methods from ::android::hardware::audio::effect::V2_0::IEffectsFactory follow. 46 Return<void> getAllDescriptors(getAllDescriptors_cb _hidl_cb) override; 47 Return<void> getDescriptor(const Uuid& uid, getDescriptor_cb _hidl_cb) override; 48 Return<void> createEffect( 49 const Uuid& uid, int32_t session, int32_t ioHandle, createEffect_cb _hidl_cb) override; 50 Return<void> debugDump(const hidl_handle& fd) override; 51 52 private: 53 static sp<IEffect> dispatchEffectInstanceCreation( 54 const effect_descriptor_t& halDescriptor, effect_handle_t handle); 55 }; 56 57 extern "C" IEffectsFactory* HIDL_FETCH_IEffectsFactory(const char* name); 58 59 } // namespace implementation 60 } // namespace V2_0 61 } // namespace effect 62 } // namespace audio 63 } // namespace hardware 64 } // namespace android 65 66 #endif // ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_EFFECTSFACTORY_H 67