示例#1
0
        /// <summary>
        /// Writes PBF file header to the underlaying stream.
        /// </summary>
        private void WriteHeader()
        {
            OsmHeader header = new OsmHeader();
            header.RequiredFeatures.Add("OsmSchema-V0.6");

            if (this.Settings.UseDenseFormat) {
                header.RequiredFeatures.Add("DenseNodes");
            }

            if (this.Settings.WriteMetadata) {
                header.OptionalFeatures.Add("Has_Metadata");
            }

            using (MemoryStream stream = new MemoryStream()) {
                Serializer.Serialize<OsmHeader>(stream, header);

                byte[] buffer = new byte[stream.Length];
                Array.Copy(stream.GetBuffer(), buffer, stream.Length);

                this.WriteBlob("OSMHeader", buffer);
            }
        }
示例#2
0
 /// <summary>
 /// Checks OsmHeader required features and if any of required features isn't supported, NotSupportedException is thrown.
 /// </summary>
 /// <param name="header">OsmHeader object to process.</param>
 private void ProcessOsmHeader(OsmHeader header)
 {
     string[] supportedFeatures = new string[] { "OsmSchema-V0.6", "DenseNodes" };
     foreach (var required in header.RequiredFeatures) {
         if (supportedFeatures.Contains(required) == false) {
             throw new NotSupportedException(string.Format("Processing specified PBF file requires '{0}' feature which isn't supported by PbfReader.", required));
         }
     }
 }