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 <hidl/HidlTransportSupport.h>
35 #include <omx/1.0/Omx.h>
36 #include <omx/1.0/OmxStore.h>
37
38 using namespace android;
39
40 // Must match location in Android.mk.
41 static const char kSystemSeccompPolicyPath[] =
42 "/system/etc/seccomp_policy/mediacodec.policy";
43 static const char kVendorSeccompPolicyPath[] =
44 "/vendor/etc/seccomp_policy/mediacodec.policy";
45
main(int argc __unused,char ** argv)46 int main(int argc __unused, char** argv)
47 {
48 LOG(INFO) << "mediacodecservice starting";
49 bool treble = property_get_bool("persist.media.treble_omx", true);
50 if (treble) {
51 android::ProcessState::initWithDriver("/dev/vndbinder");
52 }
53
54 signal(SIGPIPE, SIG_IGN);
55 SetUpMinijail(kSystemSeccompPolicyPath, kVendorSeccompPolicyPath);
56
57 strcpy(argv[0], "media.codec");
58
59 ::android::hardware::configureRpcThreadpool(64, false);
60 sp<ProcessState> proc(ProcessState::self());
61
62 if (treble) {
63 using namespace ::android::hardware::media::omx::V1_0;
64 sp<IOmxStore> omxStore = new implementation::OmxStore();
65 if (omxStore == nullptr) {
66 LOG(ERROR) << "Cannot create IOmxStore HAL service.";
67 } else if (omxStore->registerAsService() != OK) {
68 LOG(ERROR) << "Cannot register IOmxStore HAL service.";
69 }
70 sp<IOmx> omx = new implementation::Omx();
71 if (omx == nullptr) {
72 LOG(ERROR) << "Cannot create IOmx HAL service.";
73 } else if (omx->registerAsService() != OK) {
74 LOG(ERROR) << "Cannot register IOmx HAL service.";
75 } else {
76 LOG(INFO) << "Treble OMX service created.";
77 }
78 } else {
79 MediaCodecService::instantiate();
80 LOG(INFO) << "Non-Treble OMX service created.";
81 }
82
83 ProcessState::self()->startThreadPool();
84 IPCThreadState::self()->joinThreadPool();
85 }
86