OMX extension to support storing meta data in video input buffers during recording

bug - 3042125

Change-Id: I7543809fa4ff61d48da35eec6c2bd5eaa7e8cead
diff --git a/media/libmedia/IOMX.cpp b/media/libmedia/IOMX.cpp
index 40801a2..f975217 100644
--- a/media/libmedia/IOMX.cpp
+++ b/media/libmedia/IOMX.cpp
@@ -24,6 +24,7 @@
     ENABLE_GRAPHIC_BUFFERS,
     USE_BUFFER,
     USE_GRAPHIC_BUFFER,
+    STORE_META_DATA_IN_BUFFERS,
     ALLOC_BUFFER,
     ALLOC_BUFFER_WITH_BACKUP,
     FREE_BUFFER,
@@ -276,6 +277,19 @@
         return err;
     }
 
+    virtual status_t storeMetaDataInBuffers(
+            node_id node, OMX_U32 port_index, OMX_BOOL enable) {
+        Parcel data, reply;
+        data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
+        data.writeIntPtr((intptr_t)node);
+        data.writeInt32(port_index);
+        data.writeInt32((uint32_t)enable);
+        remote()->transact(STORE_META_DATA_IN_BUFFERS, data, &reply);
+
+        status_t err = reply.readInt32();
+        return err;
+    }
+
     virtual status_t allocateBuffer(
             node_id node, OMX_U32 port_index, size_t size,
             buffer_id *buffer, void **buffer_data) {
@@ -634,6 +648,20 @@
             return NO_ERROR;
         }
 
+        case STORE_META_DATA_IN_BUFFERS:
+        {
+            CHECK_INTERFACE(IOMX, data, reply);
+
+            node_id node = (void*)data.readIntPtr();
+            OMX_U32 port_index = data.readInt32();
+            OMX_BOOL enable = (OMX_BOOL)data.readInt32();
+
+            status_t err = storeMetaDataInBuffers(node, port_index, enable);
+            reply->writeInt32(err);
+
+            return NO_ERROR;
+        }
+
         case ALLOC_BUFFER:
         {
             CHECK_INTERFACE(IOMX, data, reply);