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PiperOrigin-RevId: 253489161
2019-06-16 16:06:57 -07:00
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+// Copyright 2019 The MediaPipe Authors.
+//
+// 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.
+
+#ifndef MEDIAPIPE_FRAMEWORK_PROFILER_TRACE_BUFFER_H_
+#define MEDIAPIPE_FRAMEWORK_PROFILER_TRACE_BUFFER_H_
+
+#include "absl/time/time.h"
+#include "mediapipe/framework/calculator_profile.pb.h"
+#include "mediapipe/framework/packet.h"
+#include "mediapipe/framework/profiler/circular_buffer.h"
+#include "mediapipe/framework/timestamp.h"
+
+namespace mediapipe {
+
+// Packet content identifier.
+using PacketDataId = const void*;
+
+namespace packet_internal {
+// Returns the packet data address for a packet data holder.
+inline const void* GetPacketDataId(const HolderBase* holder) {
+  return (holder == nullptr)
+             ? nullptr
+             : &(static_cast<const Holder<int>*>(holder)->data());
+}
+}  // namespace packet_internal
+
+// Packet trace log event.
+struct TraceEvent {
+  using EventType = GraphTrace::EventType;
+  // GraphTrace::EventType constants, repeated here to match GraphProfilerStub.
+  static const EventType UNKNOWN, OPEN, PROCESS, CLOSE, NOT_READY,
+      READY_FOR_PROCESS, READY_FOR_CLOSE, THROTTLED, UNTHROTTLED, CPU_TASK_USER,
+      CPU_TASK_SYSTEM, GPU_TASK, DSP_TASK, TPU_TASK;
+  absl::Time event_time;
+  EventType event_type = UNKNOWN;
+  bool is_finish = false;
+  Timestamp input_ts = Timestamp::Unset();
+  Timestamp packet_ts = Timestamp::Unset();
+  int node_id = -1;
+  const std::string* stream_id = nullptr;
+  PacketDataId packet_data_id = 0;
+  int thread_id = 0;
+
+  TraceEvent(const EventType& event_type) : event_type(event_type) {}
+  TraceEvent() {}
+
+  inline TraceEvent& set_event_time(absl::Time event_time) {
+    this->event_time = event_time;
+    return *this;
+  }
+  inline TraceEvent& set_event_type(const EventType& event_type) {
+    this->event_type = event_type;
+    return *this;
+  }
+  inline TraceEvent& set_node_id(int node_id) {
+    this->node_id = node_id;
+    return *this;
+  }
+  inline TraceEvent& set_stream_id(const std::string* stream_id) {
+    this->stream_id = stream_id;
+    return *this;
+  }
+  inline TraceEvent& set_input_ts(Timestamp input_ts) {
+    this->input_ts = input_ts;
+    return *this;
+  }
+  inline TraceEvent& set_packet_ts(Timestamp packet_ts) {
+    this->packet_ts = packet_ts;
+    return *this;
+  }
+  inline TraceEvent& set_packet_data_id(const Packet* packet) {
+    this->packet_data_id =
+        packet_internal::GetPacketDataId(packet_internal::GetHolder(*packet));
+    return *this;
+  }
+  inline TraceEvent& set_thread_id(int thread_id) {
+    this->thread_id = thread_id;
+    return *this;
+  }
+  inline TraceEvent& set_is_finish(bool is_finish) {
+    this->is_finish = is_finish;
+    return *this;
+  }
+};
+
+// Packet trace log buffer.
+using TraceBuffer = CircularBuffer<TraceEvent>;
+
+}  // namespace mediapipe
+
+#endif  // MEDIAPIPE_FRAMEWORK_PROFILER_TRACE_BUFFER_H_