syntax = "proto2"; package iv.vision; message rawpic { optional int64 time = 1; // number of milliseconds since 1970-01-01T00:00:00 Universal Coordinated Time optional int32 index = 2; optional int32 type = 3; //类型, 1 mat 2 jpg optional int32 width = 4; optional int32 height = 5; optional int32 elemsize = 6; optional int32 mattype = 7; optional bytes picdata = 8; };