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_VIRTUALIZEREFFECT_H 18 #define ANDROID_HARDWARE_AUDIO_EFFECT_VIRTUALIZEREFFECT_H 19 20 #include PATH(android/hardware/audio/effect/FILE_VERSION/IVirtualizerEffect.h) 21 22 #include "Effect.h" 23 24 #include <hidl/Status.h> 25 26 #include <hidl/MQDescriptor.h> 27 28 #include "VersionUtils.h" 29 30 namespace android { 31 namespace hardware { 32 namespace audio { 33 namespace effect { 34 namespace CPP_VERSION { 35 namespace implementation { 36 37 using ::android::sp; 38 using ::android::hardware::hidl_string; 39 using ::android::hardware::hidl_vec; 40 using ::android::hardware::Return; 41 using ::android::hardware::Void; 42 #if MAJOR_VERSION <= 6 43 using ::android::hardware::audio::common::COMMON_TYPES_CPP_VERSION::implementation:: 44 AudioChannelBitfield; 45 #endif 46 using namespace ::android::hardware::audio::common::COMMON_TYPES_CPP_VERSION; 47 using namespace ::android::hardware::audio::effect::CPP_VERSION; 48 49 struct VirtualizerEffect : public IVirtualizerEffect { 50 explicit VirtualizerEffect(effect_handle_t handle); 51 52 // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow. 53 Return<Result> init() override; 54 Return<Result> setConfig( 55 const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider, 56 const sp<IEffectBufferProviderCallback>& outputBufferProvider) override; 57 Return<Result> reset() override; 58 Return<Result> enable() override; 59 Return<Result> disable() override; 60 #if MAJOR_VERSION <= 6 61 Return<Result> setAudioSource(AudioSource source) override; 62 Return<Result> setDevice(AudioDeviceBitfield device) override; 63 Return<Result> setInputDevice(AudioDeviceBitfield device) override; 64 #else 65 Return<Result> setAudioSource(const AudioSource& source) override; 66 Return<Result> setDevice(const DeviceAddress& device) override; 67 Return<Result> setInputDevice(const DeviceAddress& device) override; 68 #endif 69 Return<void> setAndGetVolume(const hidl_vec<uint32_t>& volumes, 70 setAndGetVolume_cb _hidl_cb) override; 71 Return<Result> volumeChangeNotification(const hidl_vec<uint32_t>& volumes) override; 72 Return<Result> setAudioMode(AudioMode mode) override; 73 Return<Result> setConfigReverse( 74 const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider, 75 const sp<IEffectBufferProviderCallback>& outputBufferProvider) override; 76 Return<void> getConfig(getConfig_cb _hidl_cb) override; 77 Return<void> getConfigReverse(getConfigReverse_cb _hidl_cb) override; 78 Return<void> getSupportedAuxChannelsConfigs( 79 uint32_t maxConfigs, getSupportedAuxChannelsConfigs_cb _hidl_cb) override; 80 Return<void> getAuxChannelsConfig(getAuxChannelsConfig_cb _hidl_cb) override; 81 Return<Result> setAuxChannelsConfig(const EffectAuxChannelsConfig& config) override; 82 Return<Result> offload(const EffectOffloadParameter& param) override; 83 Return<void> getDescriptor(getDescriptor_cb _hidl_cb) override; 84 Return<void> prepareForProcessing(prepareForProcessing_cb _hidl_cb) override; 85 Return<Result> setProcessBuffers(const AudioBuffer& inBuffer, 86 const AudioBuffer& outBuffer) override; 87 Return<void> command(uint32_t commandId, const hidl_vec<uint8_t>& data, uint32_t resultMaxSize, 88 command_cb _hidl_cb) override; 89 Return<Result> setParameter(const hidl_vec<uint8_t>& parameter, 90 const hidl_vec<uint8_t>& value) override; 91 Return<void> getParameter(const hidl_vec<uint8_t>& parameter, uint32_t valueMaxSize, 92 getParameter_cb _hidl_cb) override; 93 Return<void> getSupportedConfigsForFeature(uint32_t featureId, uint32_t maxConfigs, 94 uint32_t configSize, 95 getSupportedConfigsForFeature_cb _hidl_cb) override; 96 Return<void> getCurrentConfigForFeature(uint32_t featureId, uint32_t configSize, 97 getCurrentConfigForFeature_cb _hidl_cb) override; 98 Return<Result> setCurrentConfigForFeature(uint32_t featureId, 99 const hidl_vec<uint8_t>& configData) override; 100 Return<Result> close() override; 101 Return<void> debug(const hidl_handle& fd, const hidl_vec<hidl_string>& options) override; 102 103 // Methods from ::android::hardware::audio::effect::CPP_VERSION::IVirtualizerEffect 104 // follow. 105 Return<bool> isStrengthSupported() override; 106 Return<Result> setStrength(uint16_t strength) override; 107 Return<void> getStrength(getStrength_cb _hidl_cb) override; 108 Return<void> getVirtualizationMode(getVirtualizationMode_cb _hidl_cb) override; 109 #if MAJOR_VERSION <= 6 110 Return<void> getVirtualSpeakerAngles(AudioChannelBitfield mask, AudioDevice device, 111 getVirtualSpeakerAngles_cb _hidl_cb) override; 112 Return<Result> forceVirtualizationMode(AudioDevice device) override; 113 #else 114 Return<void> getVirtualSpeakerAngles(const AudioChannelMask& mask, const DeviceAddress& device, 115 getVirtualSpeakerAngles_cb _hidl_cb) override; 116 Return<Result> forceVirtualizationMode(const DeviceAddress& device) override; 117 #endif 118 119 private: 120 sp<Effect> mEffect; 121 122 virtual ~VirtualizerEffect() = default; 123 124 #if MAJOR_VERSION <= 6 125 using SpeakerAngles = hidl_vec<SpeakerAngle>; 126 #endif 127 static status_t speakerAnglesFromHal(const int32_t* halAngles, uint32_t channelCount, 128 SpeakerAngles& speakerAngles); 129 }; 130 131 } // namespace implementation 132 } // namespace CPP_VERSION 133 } // namespace effect 134 } // namespace audio 135 } // namespace hardware 136 } // namespace android 137 138 #endif // ANDROID_HARDWARE_AUDIO_EFFECT_VIRTUALIZEREFFECT_H 139