platform_hardware_interfaces/audio/aidl/default/EffectMain.cpp
Deyao Ren 0874626d77 Create vendor apex for cuttlefish audio and audio effect
Test: launch cuttlefish, CtsMediaAudioTestCases
Bug: 295803971
Change-Id: I056c3e81662f90207702b47664c23b7ddd1db378
2024-01-17 07:12:07 +00:00

73 lines
2.8 KiB
C++

/*
* 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.
*/
#include "effectFactory-impl/EffectFactory.h"
#include <android-base/logging.h>
#include <android/binder_manager.h>
#include <android/binder_process.h>
#include <system/audio_config.h>
#ifdef __ANDROID_APEX__
#include <android/apexsupport.h>
#endif
/** Default name of effect configuration file. */
static const char* kDefaultConfigName = "audio_effects_config.xml";
static inline std::string config_file_path() {
if (__builtin_available(android AAPEXSUPPORT_API, *)) {
AApexInfo *apexInfo;
if (AApexInfo_create(&apexInfo) == AAPEXINFO_OK) {
std::string apexName(AApexInfo_getName(apexInfo));
AApexInfo_destroy(apexInfo);
std::string candidatePath("/apex/");
candidatePath.append(apexName).append("/etc/").append(kDefaultConfigName);
LOG(DEBUG) << __func__ << " effect lib path " << candidatePath;
if (access(candidatePath.c_str(), R_OK) == 0) {
return std::move(candidatePath);
}
}
} else {
LOG(DEBUG) << __func__ << " libapexsupport is not supported";
}
LOG(DEBUG) << __func__ << ": Unable to resolve config file path in APEX";
return android::audio_find_readable_configuration_file(kDefaultConfigName);
}
int main() {
// This is a debug implementation, always enable debug logging.
android::base::SetMinimumLogSeverity(::android::base::DEBUG);
ABinderProcess_setThreadPoolMaxThreadCount(0);
auto configFile = config_file_path();
if (configFile == "") {
LOG(ERROR) << __func__ << ": config file " << kDefaultConfigName << " not found!";
return EXIT_FAILURE;
}
LOG(DEBUG) << __func__ << ": start factory with configFile:" << configFile;
auto effectFactory =
ndk::SharedRefBase::make<aidl::android::hardware::audio::effect::Factory>(configFile);
std::string serviceName = std::string() + effectFactory->descriptor + "/default";
binder_status_t status =
AServiceManager_addService(effectFactory->asBinder().get(), serviceName.c_str());
CHECK_EQ(STATUS_OK, status);
LOG(DEBUG) << __func__ << ": effectFactory: " << serviceName << " start";
ABinderProcess_joinThreadPool();
return EXIT_FAILURE; // should not reach
}