Project import generated by Copybara.

GitOrigin-RevId: 852dfb05d450167899c0dd5ef7c45622a12e865b

mediapipe/framework/tool/name_util.h

@@ -31,7 +31,53 @@ std::string GetUnusedSidePacketName(const CalculatorGraphConfig& /*config*/,
 std::string GetUnusedNodeName(const CalculatorGraphConfig& config,
                               const std::string& node_name_base);
 
+// Returns a short unique name for a Node in a CalculatorGraphConfig.
+// This is the Node.name (if specified) or the Node.calculator.
+// If there are multiple calculators with similar name in the graph, the name
+// will be postfixed by "_<COUNT>". For example, in the following graph the node
+// names will be as mentiond.
+//
+// node { // Name will be "CalcA"
+//   calculator: "CalcA"
+// }
+// node { // Name will be "NameB"
+//   calculator: "CalcB"
+//   name: "NameB"
+// }
+// node { // Name will be "CalcC_1" due to duplicate "calculator" field.
+//   calculator: "CalcC"
+// }
+// node { // Name will be "CalcC_2" due to duplicate "calculator" field.
+//   calculator: "CalcC"
+// }
+// node { // Name will be "NameX".
+//   calculator: "CalcD"
+//   name: "NameX"
+// }
+// node { // Name will be "NameY".
+//   calculator: "CalcD"
+//   name: "NameY"
+// }
+// node { // Name will be "NameZ_1". due to "name" field duplicate.
+//   calculator: "CalcE"
+//   name: "NameZ"
+// }
+// node { // Name will be "NameZ_2". due to "name" field duplicate.
+//   calculator: "CalcF"
+//   name: "NameZ"
+// }
+//
+// TODO: Update GraphNode.UniqueName in MediaPipe Visualizer to match
+// this logic.
+// TODO: Fix the edge case mentioned in the bug.
+std::string CanonicalNodeName(const CalculatorGraphConfig& graph_config,
+                              int node_id);
+
 }  // namespace tool
 }  // namespace mediapipe
 
+namespace mediapipe {
+using ::mediapipe::tool::CanonicalNodeName;
+}  // namespace mediapipe
+
 #endif  // MEDIAPIPE_FRAMEWORK_TOOL_NAME_UTIL_H_