audio: import aidl hal
* hardware/interfaces/audio/aidl/default/ at android-16.0.0_r1.
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Konsta
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/*
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* Copyright (C) 2022 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_VisualizerSw"
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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 "VisualizerSw.h"
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using aidl::android::hardware::audio::effect::Descriptor;
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using aidl::android::hardware::audio::effect::getEffectImplUuidVisualizerSw;
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using aidl::android::hardware::audio::effect::getEffectTypeUuidVisualizer;
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using aidl::android::hardware::audio::effect::IEffect;
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using aidl::android::hardware::audio::effect::State;
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using aidl::android::hardware::audio::effect::VisualizerSw;
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using aidl::android::media::audio::common::AudioUuid;
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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 != getEffectImplUuidVisualizerSw()) {
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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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*instanceSpp = ndk::SharedRefBase::make<VisualizerSw>();
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LOG(DEBUG) << __func__ << " instance " << instanceSpp->get() << " created";
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return EX_NONE;
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} else {
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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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}
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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 != getEffectImplUuidVisualizerSw()) {
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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 = VisualizerSw::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 VisualizerSw::kEffectName = "VisualizerSw";
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/* capabilities */
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const std::vector<Range::VisualizerRange> VisualizerSw::kRanges = {
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MAKE_RANGE(Visualizer, latencyMs, 0, VisualizerSwContext::kMaxLatencyMs),
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MAKE_RANGE(Visualizer, captureSamples, VisualizerSwContext::kMinCaptureSize,
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VisualizerSwContext::kMaxCaptureSize)};
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const Capability VisualizerSw::kCapability = {
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.range = Range::make<Range::visualizer>(VisualizerSw::kRanges)};
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const Descriptor VisualizerSw::kDescriptor = {
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.common = {.id = {.type = getEffectTypeUuidVisualizer(),
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.uuid = getEffectImplUuidVisualizerSw(),
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.proxy = std::nullopt},
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.flags = {.type = Flags::Type::INSERT,
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.insert = Flags::Insert::FIRST,
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.volume = Flags::Volume::NONE},
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.name = VisualizerSw::kEffectName,
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.implementor = "The Android Open Source Project"},
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.capability = VisualizerSw::kCapability};
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ndk::ScopedAStatus VisualizerSw::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 VisualizerSw::setParameterSpecific(const Parameter::Specific& specific) {
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RETURN_IF(Parameter::Specific::visualizer != specific.getTag(), EX_ILLEGAL_ARGUMENT,
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"EffectNotSupported");
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auto& vsParam = specific.get<Parameter::Specific::visualizer>();
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RETURN_IF(!inRange(vsParam, kRanges), EX_ILLEGAL_ARGUMENT, "outOfRange");
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auto tag = vsParam.getTag();
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switch (tag) {
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case Visualizer::captureSamples: {
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RETURN_IF(mContext->setVsCaptureSize(vsParam.get<Visualizer::captureSamples>()) !=
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RetCode::SUCCESS,
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EX_ILLEGAL_ARGUMENT, "setCaptureSizeFailed");
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return ndk::ScopedAStatus::ok();
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}
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case Visualizer::scalingMode: {
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RETURN_IF(mContext->setVsScalingMode(vsParam.get<Visualizer::scalingMode>()) !=
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RetCode::SUCCESS,
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EX_ILLEGAL_ARGUMENT, "setScalingModeFailed");
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return ndk::ScopedAStatus::ok();
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}
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case Visualizer::measurementMode: {
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RETURN_IF(mContext->setVsMeasurementMode(vsParam.get<Visualizer::measurementMode>()) !=
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RetCode::SUCCESS,
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EX_ILLEGAL_ARGUMENT, "setMeasurementModeFailed");
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return ndk::ScopedAStatus::ok();
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}
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case Visualizer::latencyMs: {
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RETURN_IF(mContext->setVsLatency(vsParam.get<Visualizer::latencyMs>()) !=
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RetCode::SUCCESS,
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EX_ILLEGAL_ARGUMENT, "setLatencyFailed");
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return ndk::ScopedAStatus::ok();
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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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"VisualizerTagNotSupported");
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}
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}
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}
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ndk::ScopedAStatus VisualizerSw::getParameterSpecific(const Parameter::Id& id,
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Parameter::Specific* specific) {
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auto tag = id.getTag();
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RETURN_IF(Parameter::Id::visualizerTag != tag, EX_ILLEGAL_ARGUMENT, "wrongIdTag");
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auto vsId = id.get<Parameter::Id::visualizerTag>();
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auto vsIdTag = vsId.getTag();
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switch (vsIdTag) {
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case Visualizer::Id::commonTag:
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return getParameterVisualizer(vsId.get<Visualizer::Id::commonTag>(), specific);
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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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"VisualizerTagNotSupported");
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}
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}
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ndk::ScopedAStatus VisualizerSw::getParameterVisualizer(const Visualizer::Tag& tag,
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Parameter::Specific* specific) {
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RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
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Visualizer vsParam;
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switch (tag) {
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case Visualizer::captureSamples: {
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vsParam.set<Visualizer::captureSamples>(mContext->getVsCaptureSize());
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break;
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}
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case Visualizer::scalingMode: {
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vsParam.set<Visualizer::scalingMode>(mContext->getVsScalingMode());
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break;
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}
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case Visualizer::measurementMode: {
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vsParam.set<Visualizer::measurementMode>(mContext->getVsMeasurementMode());
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break;
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}
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case Visualizer::measurement: {
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vsParam.set<Visualizer::measurement>(mContext->getVsMeasurement());
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break;
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}
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case Visualizer::captureSampleBuffer: {
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vsParam.set<Visualizer::captureSampleBuffer>(mContext->getVsCaptureSampleBuffer());
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break;
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}
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case Visualizer::latencyMs: {
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vsParam.set<Visualizer::latencyMs>(mContext->getVsLatency());
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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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"VisualizerTagNotSupported");
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}
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}
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specific->set<Parameter::Specific::visualizer>(vsParam);
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return ndk::ScopedAStatus::ok();
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}
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std::shared_ptr<EffectContext> VisualizerSw::createContext(const Parameter::Common& common) {
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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<VisualizerSwContext>(1 /* statusFmqDepth */, common);
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}
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return mContext;
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}
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RetCode VisualizerSw::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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// Processing method running in EffectWorker thread.
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IEffect::Status VisualizerSw::effectProcessImpl(float* in, float* out, int samples) {
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// TODO: get data buffer and process.
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LOG(DEBUG) << __func__ << " in " << in << " out " << out << " samples " << samples;
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for (int i = 0; i < samples; i++) {
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*out++ = *in++;
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}
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return {STATUS_OK, samples, samples};
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}
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RetCode VisualizerSwContext::setVsCaptureSize(int captureSize) {
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mCaptureSize = captureSize;
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return RetCode::SUCCESS;
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}
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RetCode VisualizerSwContext::setVsScalingMode(Visualizer::ScalingMode scalingMode) {
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mScalingMode = scalingMode;
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return RetCode::SUCCESS;
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}
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RetCode VisualizerSwContext::setVsMeasurementMode(Visualizer::MeasurementMode measurementMode) {
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mMeasurementMode = measurementMode;
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return RetCode::SUCCESS;
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}
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RetCode VisualizerSwContext::setVsLatency(int latency) {
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mLatency = latency;
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return RetCode::SUCCESS;
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}
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} // namespace aidl::android::hardware::audio::effect
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