/// <summary>
/// write the file header to XML
/// </summary>
/// <param name="outputXMLFileName">output XML file name</param>
/// <param name="fileheader">input file header</param>
/// <returns>true is successful</returns>
public bool WriteXML(string outputXMLFileName, SEGYFileHeader fileheader)
{
System.Xml.Serialization.XmlSerializer writer =
new System.Xml.Serialization.XmlSerializer(fileheader.GetType());
System.IO.FileStream file = System.IO.File.Create(outputXMLFileName);
writer.Serialize(file, fileheader);
file.Close();
return(true);
}
/// <summary>
/// read an SEGY file header in XML format
/// </summary>
/// <param name="inputXMLFileName">input SEGYFileHeader XML file name</param>
/// <returns>point to SEGYFileHeader</returns>
public static SEGYFileHeader ReadXMLFileHeader(string inputXMLFileName)
{
SEGYFileHeader overview = new SEGYFileHeader();
System.Xml.Serialization.XmlSerializer reader =
new System.Xml.Serialization.XmlSerializer(overview.GetType());
System.IO.StreamReader file = new System.IO.StreamReader(
inputXMLFileName);
overview = (SEGYFileHeader)reader.Deserialize(file);
file.Close();
return(overview);
}
/// <summary>
/// write the file header to disk
/// </summary>
/// <param name="fileHeader">input file header</param>
/// <returns>true is successful</returns>
public bool Write(SEGYFileHeader fileHeader)
{
if (this.SEGYwriter == null)
{
return(false); // no output stream defined
}
this.SEGYwriter.BaseStream.Position = 0;
bool ret = fileHeader.WriteFileHeader(this.SEGYwriter);
SEGYreader.BaseStream.Position = SEGYwriter.BaseStream.Position;
positionOfEndofFileHeaders = SEGYwriter.BaseStream.Position;
return(ret);
}
/// <summary>
/// make a deep copy of the Header
/// </summary>
/// <returns>a deep copy of the SEGYFileHeader structure</returns>
public SEGYFileHeader Copy()
{
SEGYFileHeader newFileHeader = new SEGYFileHeader();
// copy binary section
byte[] newBinarySection = new byte[400];
Array.Copy(this.BinaryFileHeader, newBinarySection, 400);
// copy Tape headers
List <Byte[]> newExtendedTextHeader = new List <byte[]>();
for (int i = 0; i < this.ExtendedTextHeader.Count; i++)
{
byte[] newHeader = new byte[3200];
Array.Copy(this.ExtendedTextHeader[i], newHeader, 3200);
newExtendedTextHeader.Add(newHeader);
}
newFileHeader.BinaryFileHeader = newBinarySection;
newFileHeader.ExtendedTextHeader = newExtendedTextHeader;
newFileHeader.BigEndian = this.BigEndian;
newFileHeader.isSEGYFileHeaderAscii = this.isSEGYFileHeaderAscii;
return(newFileHeader);
}
