MLECO-756 First cut of adding JSONTimelineDecoder and tests

Change-Id: Ibcd5fdefb5dda3ac3f2a5ff6d6eca618c27c538b
Signed-off-by: Éanna Ó Catháin <eanna.ocathain@arm.com>

1 files changed, 82 insertions, 0 deletions

diff --git a/src/timelineDecoder/JSONTimelineDecoder.hpp b/src/timelineDecoder/JSONTimelineDecoder.hpp
new file mode 100644
index 0000000000..17ee84b679
--- /dev/null
+++ b/src/timelineDecoder/JSONTimelineDecoder.hpp
@@ -0,0 +1,82 @@
+//
+// Copyright © 2020 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include "armnn/profiling/ITimelineDecoder.hpp"
+
+#include <map>
+#include <vector>
+
+namespace armnn
+{
+namespace timelinedecoder
+{
+class JSONTimelineDecoder : public ITimelineDecoder
+{
+public:
+    struct JSONEntity
+    {
+    public:
+        std::vector<uint64_t> connected_entities;
+        std::vector<uint64_t> childEntities;
+
+        JSONEntity(uint64_t guid): m_Guid(guid){}
+        uint64_t GetGuid();
+        std::string GetName();
+        std::string GetType();
+        void SetName(std::string entityName);
+        void SetType(std::string entityType);
+        void SetParent(JSONEntity& parent);
+        void AddConnection(JSONEntity& headEntity, JSONEntity& connectedEntity);
+        std::map<std::string, std::string> extendedData;
+
+    private:
+        uint64_t m_Guid;
+        std::string name;
+        std::string type;
+    };
+
+    struct Model
+    {
+        std::map<uint64_t, JSONEntity> jsonEntities;
+        std::map<uint64_t, Relationship> relationships;
+        std::map<uint64_t, Label> labels;
+        std::map<uint64_t, Event> events;
+        std::map<uint64_t, EventClass> eventClasses;
+    };
+
+    void PrintJSON(JSONEntity& entity);
+    std::string GetJSONString(JSONEntity& rootEntity);
+    std::string GetJSONEntityString(JSONEntity& entity, int& counter);
+
+    virtual TimelineStatus CreateEntity(const Entity&) override;
+    virtual TimelineStatus CreateEventClass(const EventClass&) override;
+    virtual TimelineStatus CreateEvent(const Event&) override;
+    virtual TimelineStatus CreateLabel(const Label&) override;
+    virtual TimelineStatus CreateRelationship(const Relationship&) override;
+
+    const Model& GetModel();
+    void SetOutgoingCaptureFile(const std::string& basicString);
+
+private:
+    Model m_Model;
+    std::string outputJSONFile = "/tmp/output.json";
+
+    void HandleRetentionLink(const Relationship& relationship);
+    void HandleLabelLink(const Relationship& relationship);
+    void HandleExecutionLink(const Relationship& relationship);
+    void HandleConnectionLabel(const Relationship& relationship);
+    void HandleBackendIdLabel(const Relationship& relationship);
+    void HandleNameLabel(const Relationship& relationship);
+    void HandleTypeLabel(const Relationship& relationship);
+
+    std::string GetLayerJSONString(JSONEntity& entity, int& counter, std::string& jsonEntityString);
+    std::string GetWorkloadJSONString(const JSONEntity& entity, int& counter, std::string& jsonEntityString);
+    std::string GetWorkloadExecutionJSONString(const JSONEntity& entity, std::string& jsonEntityString) const;
+};
+
+}
+}
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