main_codecservice.cpp revision 568e453d72f4026c1a0e902d533f9352a7ca190c 
1/*
2**
3** Copyright 2016, The Android Open Source Project
4**
5** Licensed under the Apache License, Version 2.0 (the "License");
6** you may not use this file except in compliance with the License.
7** You may obtain a copy of the License at
8**
9**     http://www.apache.org/licenses/LICENSE-2.0
10**
11** Unless required by applicable law or agreed to in writing, software
12** distributed under the License is distributed on an "AS IS" BASIS,
13** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14** See the License for the specific language governing permissions and
15** limitations under the License.
16*/
17
18#include <fcntl.h>
19#include <sys/prctl.h>
20#include <sys/wait.h>
21#include <binder/IPCThreadState.h>
22#include <binder/ProcessState.h>
23#include <binder/IServiceManager.h>
24#include <cutils/properties.h>
25
26#include <string>
27
28#include <android-base/logging.h>
29
30// from LOCAL_C_INCLUDES
31#include "MediaCodecService.h"
32#include "minijail.h"
33
34#include <android/hardware/media/omx/1.0/IOmx.h>
35#include <hidl/HidlTransportSupport.h>
36#include <omx/hal/1.0/impl/Omx.h>
37
38using namespace android;
39
40// Must match location in Android.mk.
41static const char kSeccompPolicyPath[] = "/system/etc/seccomp_policy/mediacodec-seccomp.policy";
42
43int main(int argc __unused, char** argv)
44{
45    LOG(INFO) << "mediacodecservice starting";
46    signal(SIGPIPE, SIG_IGN);
47    SetUpMinijail(kSeccompPolicyPath, std::string());
48
49    strcpy(argv[0], "media.codec");
50
51    ::android::hardware::configureRpcThreadpool(64, false);
52    sp<ProcessState> proc(ProcessState::self());
53
54    int32_t trebleOmx = property_get_int32("persist.media.treble_omx", -1);
55    if ((trebleOmx == 1) || ((trebleOmx == -1) &&
56            property_get_bool("persist.hal.binderization", 0))) {
57        using namespace ::android::hardware::media::omx::V1_0;
58        sp<IOmx> omx = new implementation::Omx();
59        if (omx == nullptr) {
60            LOG(ERROR) << "Cannot create a Treble IOmx service.";
61        } else if (omx->registerAsService() != OK) {
62            LOG(ERROR) << "Cannot register a Treble IOmx service.";
63        } else {
64            LOG(INFO) << "Treble IOmx service created.";
65        }
66    } else {
67        MediaCodecService::instantiate();
68        LOG(INFO) << "Non-Treble IOMX service created.";
69    }
70
71    ProcessState::self()->startThreadPool();
72    IPCThreadState::self()->joinThreadPool();
73}
74