Run codecs in a separate process

Encoders and secure decoders still run in the mediaserver, while
all other codecs run in a separate codec process.

Bug: 22775369

Change-Id: Ifbcab8a8f2fe77d2567830ac88f0d982e77f7b00
diff --git a/services/mediacodec/main_codecservice.cpp b/services/mediacodec/main_codecservice.cpp
new file mode 100644
index 0000000..aedf0c3
--- /dev/null
+++ b/services/mediacodec/main_codecservice.cpp
@@ -0,0 +1,45 @@
+/*
+**
+** Copyright 2015, 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 "mediacodec"
+//#define LOG_NDEBUG 0
+
+#include <fcntl.h>
+#include <sys/prctl.h>
+#include <sys/wait.h>
+#include <binder/IPCThreadState.h>
+#include <binder/ProcessState.h>
+#include <binder/IServiceManager.h>
+#include <utils/Log.h>
+
+// from LOCAL_C_INCLUDES
+#include "MediaCodecService.h"
+
+using namespace android;
+
+int main(int argc __unused, char** argv)
+{
+    ALOGI("@@@ mediacodecservice starting");
+    signal(SIGPIPE, SIG_IGN);
+
+    strcpy(argv[0], "media.codec");
+    sp<ProcessState> proc(ProcessState::self());
+    sp<IServiceManager> sm = defaultServiceManager();
+    MediaCodecService::instantiate();
+    ProcessState::self()->startThreadPool();
+    IPCThreadState::self()->joinThreadPool();
+}