syntax = "proto3";

option go_package = "./api";

package api;


message Pipeline {
  string name = 1;
  string clip = 2;
  string output = 3;
  repeated Overlay overlays = 4;
}

message Overlay {
  string name = 1;
  int64 x = 2;
  int64   y = 3;
  bool display = 4;
  int64 blend_in = 5;
  int64 blend_out = 6;
  oneof overlay_data {
    ExtraOverlay extra = 7;
    TextOverlay text_overlay = 8;
    ImageOverlay image_overlay = 9;
  }
}

message ExtraOverlay {
  map<string, string> properties = 1;
}

message ImageOverlay {
  int64 x = 2;
  int32   y = 3;
  string path = 7;
}

message TextOverlay {
  string name = 1;
  int64 x = 2;
  int64   y = 3;
  string text = 4;
  uint64 font_size = 5;
  string font_name = 6;
  string font_weight = 7;
  uint32 font_color = 8;
  uint64 max_width = 9;
}

message PipelineCreationResponse {
  PipelineID pipeline_id = 1;
}

message PipelineUpdates {
  PipelineID id = 1;
  repeated Overlay overlays = 2;
}

message PipelineID {
  string id = 1;
}

message PipelineUpdateResponse {
  PipelineID pipeline_id = 1;
}

message PipelineStartResponse {
  PipelineID pipeline_id = 1;
}

message PipelineStopResponse {
  PipelineID pipeline_id = 1;
}

message PipelineDeleteResponse {
  PipelineID pipeline_id = 1;
}

service PipelineService {
  rpc CreatePipeline(Pipeline) returns (PipelineCreationResponse);
  rpc UpdatePipeline(PipelineUpdates) returns (PipelineUpdateResponse);
  rpc StartPipeline(PipelineID) returns (PipelineStartResponse);
  rpc StopPipeline(PipelineID) returns (PipelineStopResponse);
  rpc DeletePipeline(PipelineID) returns (PipelineDeleteResponse);
}