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/*
* Copyright (C) 2022 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#define LOG_TAG "AHAL_VisualizerSw"
#include <android-base/logging.h>
#include <system/audio_effects/effect_uuid.h>
#include "VisualizerSw.h"
using aidl::android::hardware::audio::effect::Descriptor;
using aidl::android::hardware::audio::effect::getEffectImplUuidVisualizerSw;
using aidl::android::hardware::audio::effect::getEffectTypeUuidVisualizer;
using aidl::android::hardware::audio::effect::IEffect;
using aidl::android::hardware::audio::effect::State;
using aidl::android::hardware::audio::effect::VisualizerSw;
using aidl::android::media::audio::common::AudioUuid;
extern "C" binder_exception_t createEffect(const AudioUuid* in_impl_uuid,
std::shared_ptr<IEffect>* instanceSpp) {
if (!in_impl_uuid || *in_impl_uuid != getEffectImplUuidVisualizerSw()) {
LOG(ERROR) << __func__ << "uuid not supported";
return EX_ILLEGAL_ARGUMENT;
}
if (instanceSpp) {
*instanceSpp = ndk::SharedRefBase::make<VisualizerSw>();
LOG(DEBUG) << __func__ << " instance " << instanceSpp->get() << " created";
return EX_NONE;
} else {
LOG(ERROR) << __func__ << " invalid input parameter!";
return EX_ILLEGAL_ARGUMENT;
}
}
extern "C" binder_exception_t queryEffect(const AudioUuid* in_impl_uuid, Descriptor* _aidl_return) {
if (!in_impl_uuid || *in_impl_uuid != getEffectImplUuidVisualizerSw()) {
LOG(ERROR) << __func__ << "uuid not supported";
return EX_ILLEGAL_ARGUMENT;
}
*_aidl_return = VisualizerSw::kDescriptor;
return EX_NONE;
}
namespace aidl::android::hardware::audio::effect {
const std::string VisualizerSw::kEffectName = "VisualizerSw";
/* capabilities */
const std::vector<Range::VisualizerRange> VisualizerSw::kRanges = {
MAKE_RANGE(Visualizer, latencyMs, 0, VisualizerSwContext::kMaxLatencyMs),
MAKE_RANGE(Visualizer, captureSamples, VisualizerSwContext::kMinCaptureSize,
VisualizerSwContext::kMaxCaptureSize)};
const Capability VisualizerSw::kCapability = {
.range = Range::make<Range::visualizer>(VisualizerSw::kRanges)};
const Descriptor VisualizerSw::kDescriptor = {
.common = {.id = {.type = getEffectTypeUuidVisualizer(),
.uuid = getEffectImplUuidVisualizerSw(),
.proxy = std::nullopt},
.flags = {.type = Flags::Type::INSERT,
.insert = Flags::Insert::FIRST,
.volume = Flags::Volume::CTRL},
.name = VisualizerSw::kEffectName,
.implementor = "The Android Open Source Project"},
.capability = VisualizerSw::kCapability};
ndk::ScopedAStatus VisualizerSw::getDescriptor(Descriptor* _aidl_return) {
LOG(DEBUG) << __func__ << kDescriptor.toString();
*_aidl_return = kDescriptor;
return ndk::ScopedAStatus::ok();
}
ndk::ScopedAStatus VisualizerSw::setParameterSpecific(const Parameter::Specific& specific) {
RETURN_IF(Parameter::Specific::visualizer != specific.getTag(), EX_ILLEGAL_ARGUMENT,
"EffectNotSupported");
auto& vsParam = specific.get<Parameter::Specific::visualizer>();
RETURN_IF(!inRange(vsParam, kRanges), EX_ILLEGAL_ARGUMENT, "outOfRange");
auto tag = vsParam.getTag();
switch (tag) {
case Visualizer::captureSamples: {
RETURN_IF(mContext->setVsCaptureSize(vsParam.get<Visualizer::captureSamples>()) !=
RetCode::SUCCESS,
EX_ILLEGAL_ARGUMENT, "setCaptureSizeFailed");
return ndk::ScopedAStatus::ok();
}
case Visualizer::scalingMode: {
RETURN_IF(mContext->setVsScalingMode(vsParam.get<Visualizer::scalingMode>()) !=
RetCode::SUCCESS,
EX_ILLEGAL_ARGUMENT, "setScalingModeFailed");
return ndk::ScopedAStatus::ok();
}
case Visualizer::measurementMode: {
RETURN_IF(mContext->setVsMeasurementMode(vsParam.get<Visualizer::measurementMode>()) !=
RetCode::SUCCESS,
EX_ILLEGAL_ARGUMENT, "setMeasurementModeFailed");
return ndk::ScopedAStatus::ok();
}
case Visualizer::latencyMs: {
RETURN_IF(mContext->setVsLatency(vsParam.get<Visualizer::latencyMs>()) !=
RetCode::SUCCESS,
EX_ILLEGAL_ARGUMENT, "setLatencyFailed");
return ndk::ScopedAStatus::ok();
}
default: {
LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
return ndk::ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT,
"VisualizerTagNotSupported");
}
}
}
ndk::ScopedAStatus VisualizerSw::getParameterSpecific(const Parameter::Id& id,
Parameter::Specific* specific) {
auto tag = id.getTag();
RETURN_IF(Parameter::Id::visualizerTag != tag, EX_ILLEGAL_ARGUMENT, "wrongIdTag");
auto vsId = id.get<Parameter::Id::visualizerTag>();
auto vsIdTag = vsId.getTag();
switch (vsIdTag) {
case Visualizer::Id::commonTag:
return getParameterVisualizer(vsId.get<Visualizer::Id::commonTag>(), specific);
default:
LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
return ndk::ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT,
"VisualizerTagNotSupported");
}
}
ndk::ScopedAStatus VisualizerSw::getParameterVisualizer(const Visualizer::Tag& tag,
Parameter::Specific* specific) {
RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
Visualizer vsParam;
switch (tag) {
case Visualizer::captureSamples: {
vsParam.set<Visualizer::captureSamples>(mContext->getVsCaptureSize());
break;
}
case Visualizer::scalingMode: {
vsParam.set<Visualizer::scalingMode>(mContext->getVsScalingMode());
break;
}
case Visualizer::measurementMode: {
vsParam.set<Visualizer::measurementMode>(mContext->getVsMeasurementMode());
break;
}
case Visualizer::measurement: {
vsParam.set<Visualizer::measurement>(mContext->getVsMeasurement());
break;
}
case Visualizer::captureSampleBuffer: {
vsParam.set<Visualizer::captureSampleBuffer>(mContext->getVsCaptureSampleBuffer());
break;
}
case Visualizer::latencyMs: {
vsParam.set<Visualizer::latencyMs>(mContext->getVsLatency());
break;
}
default: {
LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
return ndk::ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT,
"VisualizerTagNotSupported");
}
}
specific->set<Parameter::Specific::visualizer>(vsParam);
return ndk::ScopedAStatus::ok();
}
std::shared_ptr<EffectContext> VisualizerSw::createContext(const Parameter::Common& common) {
if (mContext) {
LOG(DEBUG) << __func__ << " context already exist";
} else {
mContext = std::make_shared<VisualizerSwContext>(1 /* statusFmqDepth */, common);
}
return mContext;
}
std::shared_ptr<EffectContext> VisualizerSw::getContext() {
return mContext;
}
RetCode VisualizerSw::releaseContext() {
if (mContext) {
mContext.reset();
}
return RetCode::SUCCESS;
}
// Processing method running in EffectWorker thread.
IEffect::Status VisualizerSw::effectProcessImpl(float* in, float* out, int samples) {
// TODO: get data buffer and process.
LOG(DEBUG) << __func__ << " in " << in << " out " << out << " samples " << samples;
for (int i = 0; i < samples; i++) {
*out++ = *in++;
}
return {STATUS_OK, samples, samples};
}
RetCode VisualizerSwContext::setVsCaptureSize(int captureSize) {
mCaptureSize = captureSize;
return RetCode::SUCCESS;
}
RetCode VisualizerSwContext::setVsScalingMode(Visualizer::ScalingMode scalingMode) {
mScalingMode = scalingMode;
return RetCode::SUCCESS;
}
RetCode VisualizerSwContext::setVsMeasurementMode(Visualizer::MeasurementMode measurementMode) {
mMeasurementMode = measurementMode;
return RetCode::SUCCESS;
}
RetCode VisualizerSwContext::setVsLatency(int latency) {
mLatency = latency;
return RetCode::SUCCESS;
}
} // namespace aidl::android::hardware::audio::effect
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