1 files changed, 61 insertions, 0 deletions
diff --git a/include/armnn/profiling/ISendTimelinePacket.hpp b/include/armnn/profiling/ISendTimelinePacket.hpp
new file mode 100644
index 0000000000..49a9fcf40e
--- /dev/null
+++ b/include/armnn/profiling/ISendTimelinePacket.hpp
@@ -0,0 +1,61 @@
+//
+// Copyright © 2019 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include <algorithm>
+#include <string>
+#include <thread>
+#include <vector>
+
+namespace armnn
+{
+
+namespace profiling
+{
+
+enum class ProfilingRelationshipType
+{
+    RetentionLink,    /// Head retains(parents) Tail
+    ExecutionLink,    /// Head execution start depends on Tail execution completion
+    DataLink,         /// Head uses data of Tail
+    LabelLink         /// Head uses label Tail (Tail MUST be a guid of a label).
+};
+
+class ISendTimelinePacket
+{
+public:
+    virtual ~ISendTimelinePacket()
+    {}
+
+    /// Commits the current buffer and reset the member variables
+    virtual void Commit() = 0;
+
+    /// Create and write a TimelineEntityBinaryPacket from the parameters to the buffer.
+    virtual void SendTimelineEntityBinaryPacket(uint64_t profilingGuid) = 0;
+
+    /// Create and write a TimelineEventBinaryPacket from the parameters to the buffer.
+    virtual void
+        SendTimelineEventBinaryPacket(uint64_t timestamp, std::thread::id threadId, uint64_t profilingGuid) = 0;
+
+    /// Create and write a TimelineEventClassBinaryPacket from the parameters to the buffer.
+    virtual void SendTimelineEventClassBinaryPacket(uint64_t profilingGuid) = 0;
+
+    /// Create and write a TimelineLabelBinaryPacket from the parameters to the buffer.
+    virtual void SendTimelineLabelBinaryPacket(uint64_t profilingGuid, const std::string& label) = 0;
+
+    /// Create and write a TimelineMessageDirectoryPackage in the buffer
+    virtual void SendTimelineMessageDirectoryPackage() = 0;
+
+    /// Create and write a TimelineRelationshipBinaryPacket from the parameters to the buffer.
+    virtual void SendTimelineRelationshipBinaryPacket(ProfilingRelationshipType relationshipType,
+                                                      uint64_t relationshipGuid,
+                                                      uint64_t headGuid,
+                                                      uint64_t tailGuid) = 0;
+};
+
+}    // namespace profiling
+
+}    // namespace armnn