Implement IOmxStore

Separate out MediaCodecsXmlParser and implement IOmxStore and IOMXStore.

Test: make cts -j123 && cts-tradefed run cts-dev -m \
CtsMediaTestCases --compatibility:module-arg \
CtsMediaTestCases:include-annotation:\
android.platform.test.annotations.RequiresDevice

Test: make cts -j123 && cts-tradefed run cts -m \
CtsMediaTestCases -t android.media.cts.MediaCodecListTest

Bug: 37657124

Merged-In: I8c5a3a8fe6defab4f17c8a49bce57452879193dc
Change-Id: I8c5a3a8fe6defab4f17c8a49bce57452879193dc
diff --git a/media/libmedia/IMediaCodecService.cpp b/media/libmedia/IMediaCodecService.cpp
index 2d62419..adfa93d 100644
--- a/media/libmedia/IMediaCodecService.cpp
+++ b/media/libmedia/IMediaCodecService.cpp
@@ -27,7 +27,8 @@
 namespace android {
 
 enum {
-    GET_OMX = IBinder::FIRST_CALL_TRANSACTION
+    GET_OMX = IBinder::FIRST_CALL_TRANSACTION,
+    GET_OMX_STORE
 };
 
 class BpMediaCodecService : public BpInterface<IMediaCodecService>
@@ -45,6 +46,13 @@
         return interface_cast<IOMX>(reply.readStrongBinder());
     }
 
+    virtual sp<IOMXStore> getOMXStore() {
+        Parcel data, reply;
+        data.writeInterfaceToken(IMediaCodecService::getInterfaceDescriptor());
+        remote()->transact(GET_OMX_STORE, data, &reply);
+        return interface_cast<IOMXStore>(reply.readStrongBinder());
+    }
+
 };
 
 IMPLEMENT_META_INTERFACE(MediaCodecService, "android.media.IMediaCodecService");
@@ -62,6 +70,12 @@
             reply->writeStrongBinder(IInterface::asBinder(omx));
             return NO_ERROR;
         }
+        case GET_OMX_STORE: {
+            CHECK_INTERFACE(IMediaCodecService, data, reply);
+            sp<IOMXStore> omxStore = getOMXStore();
+            reply->writeStrongBinder(IInterface::asBinder(omxStore));
+            return NO_ERROR;
+        }
         default:
             return BBinder::onTransact(code, data, reply, flags);
     }