// 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.
//
// Forked from mediapipe/framework/packet_generator.proto.
// The forked proto must remain identical to the original proto and should be
// ONLY used by mediapipe open source project.
//
// Messages for specifying PacketGenerators.

syntax = "proto2";

package mediapipe;

option java_package = "com.google.mediapipe.proto";
option java_outer_classname = "PacketGeneratorProto";

// Options used by a PacketGenerator.
message PacketGeneratorOptions {
  // If true, this proto specifies a subset of field values,
  // which should override corresponding field values.
  optional bool merge_fields = 1 [default = true];

  extensions 20000 to max;
}

// The settings specifying a packet generator and how it is connected.
message PacketGeneratorConfig {
  // The name of the registered packet generator class.
  optional string packet_generator = 1;

  // The names of the input side packets.  The PacketGenerator can choose
  // to access its input side packets either by index or by tag.
  repeated string input_side_packet = 2;
  // DEPRECATED(mgeorg) The old name for input_side_packet.
  repeated string external_input = 1002;

  // The names of the output side packets that this generator produces.
  // The PacketGenerator can choose to access its output side packets
  // either by index or by tag.
  repeated string output_side_packet = 3;
  // DEPRECATED(mgeorg) The old name for output_side_packet.
  repeated string external_output = 1003;

  // The options for the packet generator.
  optional PacketGeneratorOptions options = 4;
}
