audio: import aidl hal
* hardware/interfaces/audio/aidl/default/ at android-16.0.0_r1.
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Konsta
225
audio/spatializer/SpatializerSw.cpp
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225
audio/spatializer/SpatializerSw.cpp
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/*
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* Copyright (C) 2023 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define LOG_TAG "AHAL_SpatializerSw"
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#include "SpatializerSw.h"
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#include <android-base/logging.h>
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#include <system/audio_effects/effect_uuid.h>
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#include <optional>
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using aidl::android::hardware::audio::common::getChannelCount;
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using aidl::android::hardware::audio::effect::Descriptor;
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using aidl::android::hardware::audio::effect::getEffectImplUuidSpatializerSw;
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using aidl::android::hardware::audio::effect::getEffectTypeUuidSpatializer;
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using aidl::android::hardware::audio::effect::IEffect;
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using aidl::android::hardware::audio::effect::SpatializerSw;
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using aidl::android::hardware::audio::effect::State;
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using aidl::android::media::audio::common::AudioChannelLayout;
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using aidl::android::media::audio::common::AudioUuid;
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using aidl::android::media::audio::common::HeadTracking;
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using aidl::android::media::audio::common::Spatialization;
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extern "C" binder_exception_t createEffect(const AudioUuid* in_impl_uuid,
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std::shared_ptr<IEffect>* instanceSpp) {
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if (!in_impl_uuid || *in_impl_uuid != getEffectImplUuidSpatializerSw()) {
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LOG(ERROR) << __func__ << "uuid not supported";
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return EX_ILLEGAL_ARGUMENT;
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}
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if (!instanceSpp) {
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LOG(ERROR) << __func__ << " invalid input parameter!";
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return EX_ILLEGAL_ARGUMENT;
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}
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*instanceSpp = ndk::SharedRefBase::make<SpatializerSw>();
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LOG(DEBUG) << __func__ << " instance " << instanceSpp->get() << " created";
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return EX_NONE;
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}
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extern "C" binder_exception_t queryEffect(const AudioUuid* in_impl_uuid, Descriptor* _aidl_return) {
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if (!in_impl_uuid || *in_impl_uuid != getEffectImplUuidSpatializerSw()) {
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LOG(ERROR) << __func__ << "uuid not supported";
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return EX_ILLEGAL_ARGUMENT;
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}
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*_aidl_return = SpatializerSw::kDescriptor;
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return EX_NONE;
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}
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namespace aidl::android::hardware::audio::effect {
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const std::string SpatializerSw::kEffectName = "SpatializerSw";
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const AudioChannelLayout kSupportedChannelMask =
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AudioChannelLayout::make<AudioChannelLayout::layoutMask>(
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AudioChannelLayout::LAYOUT_5POINT1);
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const std::vector<Range::SpatializerRange> SpatializerSw::kRanges = {
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MAKE_RANGE(Spatializer, supportedChannelLayout, {kSupportedChannelMask},
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{kSupportedChannelMask}),
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MAKE_RANGE(Spatializer, spatializationLevel, Spatialization::Level::NONE,
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Spatialization::Level::BED_PLUS_OBJECTS),
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MAKE_RANGE(Spatializer, spatializationMode, Spatialization::Mode::BINAURAL,
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Spatialization::Mode::TRANSAURAL),
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MAKE_RANGE(Spatializer, headTrackingSensorId, std::numeric_limits<int>::min(),
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std::numeric_limits<int>::max()),
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MAKE_RANGE(Spatializer, headTrackingMode, HeadTracking::Mode::OTHER,
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HeadTracking::Mode::RELATIVE_SCREEN),
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MAKE_RANGE(Spatializer, headTrackingConnectionMode,
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HeadTracking::ConnectionMode::FRAMEWORK_PROCESSED,
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HeadTracking::ConnectionMode::DIRECT_TO_SENSOR_TUNNEL)};
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const Capability SpatializerSw::kCapability = {.range = {SpatializerSw::kRanges}};
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const Descriptor SpatializerSw::kDescriptor = {
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.common = {.id = {.type = getEffectTypeUuidSpatializer(),
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.uuid = getEffectImplUuidSpatializerSw()},
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.flags = {.type = Flags::Type::INSERT,
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.insert = Flags::Insert::FIRST,
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.hwAcceleratorMode = Flags::HardwareAccelerator::NONE},
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.name = SpatializerSw::kEffectName,
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.implementor = "The Android Open Source Project"},
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.capability = SpatializerSw::kCapability};
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ndk::ScopedAStatus SpatializerSw::getDescriptor(Descriptor* _aidl_return) {
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LOG(DEBUG) << __func__ << kDescriptor.toString();
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*_aidl_return = kDescriptor;
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return ndk::ScopedAStatus::ok();
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}
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ndk::ScopedAStatus SpatializerSw::setParameterSpecific(const Parameter::Specific& specific) {
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RETURN_IF(Parameter::Specific::spatializer != specific.getTag(), EX_ILLEGAL_ARGUMENT,
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"EffectNotSupported");
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RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
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auto& param = specific.get<Parameter::Specific::spatializer>();
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RETURN_IF(!inRange(param, kRanges), EX_ILLEGAL_ARGUMENT, "outOfRange");
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return mContext->setParam(param.getTag(), param);
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}
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ndk::ScopedAStatus SpatializerSw::getParameterSpecific(const Parameter::Id& id,
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Parameter::Specific* specific) {
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RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
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auto tag = id.getTag();
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RETURN_IF(Parameter::Id::spatializerTag != tag, EX_ILLEGAL_ARGUMENT, "wrongIdTag");
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auto spatializerId = id.get<Parameter::Id::spatializerTag>();
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auto spatializerTag = spatializerId.getTag();
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switch (spatializerTag) {
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case Spatializer::Id::commonTag: {
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auto specificTag = spatializerId.get<Spatializer::Id::commonTag>();
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std::optional<Spatializer> param = mContext->getParam(specificTag);
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if (!param.has_value()) {
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return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
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EX_ILLEGAL_ARGUMENT, "SpatializerTagNotSupported");
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}
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specific->set<Parameter::Specific::spatializer>(param.value());
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break;
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}
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default: {
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LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
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return ndk::ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT,
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"SpatializerTagNotSupported");
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}
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}
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return ndk::ScopedAStatus::ok();
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}
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std::shared_ptr<EffectContext> SpatializerSw::createContext(const Parameter::Common& common) {
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if (common.input.base.channelMask != kSupportedChannelMask) {
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LOG(ERROR) << __func__
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<< " channelMask not supported: " << common.input.base.channelMask.toString();
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return nullptr;
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}
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if (mContext) {
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LOG(DEBUG) << __func__ << " context already exist";
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} else {
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mContext = std::make_shared<SpatializerSwContext>(1 /* statusFmqDepth */, common);
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}
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return mContext;
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}
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RetCode SpatializerSw::releaseContext() {
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if (mContext) {
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mContext.reset();
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}
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return RetCode::SUCCESS;
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}
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SpatializerSw::~SpatializerSw() {
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cleanUp();
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LOG(DEBUG) << __func__;
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}
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// Processing method running in EffectWorker thread.
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IEffect::Status SpatializerSw::effectProcessImpl(float* in, float* out, int samples) {
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RETURN_VALUE_IF(!mContext, (IEffect::Status{EX_NULL_POINTER, 0, 0}), "nullContext");
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return mContext->process(in, out, samples);
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}
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SpatializerSwContext::SpatializerSwContext(int statusDepth, const Parameter::Common& common)
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: EffectContext(statusDepth, common) {
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LOG(DEBUG) << __func__;
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}
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SpatializerSwContext::~SpatializerSwContext() {
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LOG(DEBUG) << __func__;
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}
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template <typename TAG>
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std::optional<Spatializer> SpatializerSwContext::getParam(TAG tag) {
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if (mParamsMap.find(tag) != mParamsMap.end()) {
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return mParamsMap.at(tag);
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}
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if (tag == Spatializer::supportedChannelLayout) {
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return Spatializer::make<Spatializer::supportedChannelLayout>(
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{AudioChannelLayout::make<AudioChannelLayout::layoutMask>(
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AudioChannelLayout::LAYOUT_5POINT1)});
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}
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return std::nullopt;
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}
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template <typename TAG>
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ndk::ScopedAStatus SpatializerSwContext::setParam(TAG tag, Spatializer spatializer) {
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RETURN_IF(tag == Spatializer::supportedChannelLayout, EX_ILLEGAL_ARGUMENT,
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"supportedChannelLayoutGetOnly");
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mParamsMap[tag] = spatializer;
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return ndk::ScopedAStatus::ok();
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}
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IEffect::Status SpatializerSwContext::process(float* in, float* out, int samples) {
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LOG(DEBUG) << __func__ << " in " << in << " out " << out << " samples " << samples;
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IEffect::Status status = {EX_ILLEGAL_ARGUMENT, 0, 0};
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const auto inputChannelCount = getChannelCount(mCommon.input.base.channelMask);
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const auto outputChannelCount = getChannelCount(mCommon.output.base.channelMask);
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if (outputChannelCount < 2 || inputChannelCount < outputChannelCount) {
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LOG(ERROR) << __func__ << " invalid channel count, in: " << inputChannelCount
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<< " out: " << outputChannelCount;
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return status;
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}
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int iFrames = samples / inputChannelCount;
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for (int i = 0; i < iFrames; i++) {
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std::memcpy(out, in, outputChannelCount);
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in += inputChannelCount;
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out += outputChannelCount;
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}
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return {STATUS_OK, static_cast<int32_t>(iFrames * inputChannelCount),
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static_cast<int32_t>(iFrames * outputChannelCount)};
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}
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} // namespace aidl::android::hardware::audio::effect
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