81 lines
3 KiB
C++
81 lines
3 KiB
C++
/*
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* Copyright (C) 2022 Michael Goffioul <michael.goffioul@gmail.com>
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* Copyright (C) 2025 KonstaKANG
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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 "android.hardware.media.c2@1.2-service-ffmpeg"
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#include "C2FFMPEGComponentStore.h"
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#include <android-base/logging.h>
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#include <binder/ProcessState.h>
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#include <codec2/hidl/1.2/ComponentStore.h>
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#include <hidl/HidlTransportSupport.h>
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#include <minijail.h>
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using namespace ::android;
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using namespace ::android::hardware::media::c2::V1_2;
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// This is the absolute on-device path of the prebuild_etc module
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// "android.hardware.media.c2-ffmpeg.policy" in Android.bp.
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static constexpr char kBaseSeccompPolicyPath[] =
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"/vendor/etc/seccomp_policy/"
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"android.hardware.media.c2-ffmpeg.policy";
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// Additional seccomp permissions can be added in this file.
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// This file does not exist by default.
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static constexpr char kExtSeccompPolicyPath[] =
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"/vendor/etc/seccomp_policy/"
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"android.hardware.media.c2-ffmpeg-extended.policy";
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int main() {
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LOG(DEBUG) << "android.hardware.media.c2@1.2-service-ffmpeg starting...";
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// Set up minijail to limit system calls.
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signal(SIGPIPE, SIG_IGN);
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SetUpMinijail(kBaseSeccompPolicyPath, kExtSeccompPolicyPath);
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ProcessState::self()->startThreadPool();
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// Extra threads may be needed to handle a stacked IPC sequence that
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// contains alternating binder and hwbinder calls. (See b/35283480.)
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hardware::configureRpcThreadpool(8, true /* callerWillJoin */);
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// Create IComponentStore service.
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sp<IComponentStore> store;
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// TODO: Replace this with
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// store = new utils::ComponentStore(
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// /* implementation of C2ComponentStore */);
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LOG(DEBUG) << "Instantiating Codec2's IComponentStore service...";
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store = new utils::ComponentStore(
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std::make_shared<C2FFMPEGComponentStore>());
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if (store == nullptr) {
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LOG(ERROR) << "Cannot create Codec2's IComponentStore service.";
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} else {
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constexpr char const* serviceName = "ffmpeg";
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if (store->registerAsService(serviceName) != OK) {
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LOG(ERROR) << "Cannot register Codec2's IComponentStore service"
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" with instance name << \""
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<< serviceName << "\".";
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} else {
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LOG(DEBUG) << "Codec2's IComponentStore service registered. "
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"Instance name: \"" << serviceName << "\".";
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}
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}
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hardware::joinRpcThreadpool();
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return 0;
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}
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