/// <summary>
/// Calculates the floating point value of this IFD.
/// </summary>
/// <returns>The value of this IFD as a float.</returns>
public double AsDecimal()
{
int numerator = TIFFHeader.ToInt32(Buffer, OffsetToValue, IsLittleEndian);
int denominator = TIFFHeader.ToInt32(Buffer, OffsetToValue + 4, IsLittleEndian);
return(Exif.Rational(numerator, denominator));
}
static void ProcessFile(string this_file_to_process, int file_number)
{
int buffer_size = BufferSize;
var file_information = new FileInfo(this_file_to_process);
if (file_information.Length < buffer_size)
{
buffer_size = (int)file_information.Length;
}
byte[] buffer = new byte[buffer_size];
int number_of_bytes_read = 0;
try
{
using (var input_stream = File.OpenRead(this_file_to_process))
{
number_of_bytes_read = input_stream.Read(buffer, 0, buffer.Length);
}
}
catch (Exception)
{
number_of_bytes_read = 0;
}
if (number_of_bytes_read > 0)
{
var exif_data = new Exif();
string filename_extension = System.IO.Path.GetExtension(this_file_to_process);
if (exif_data.FromBytes(buffer) == true)
{
int final_field = exif_data.ShutterCount();
if (final_field == 0)
{
final_field = exif_data.SequenceNumber();
}
if (final_field == 0)
{
final_field = file_number;
}
var taken = exif_data.Taken();
string new_filename = string.Format("{0}_{1}{2}", taken.ToString("yyyyMMdd_HHmmss", System.Globalization.CultureInfo.InvariantCulture), final_field, filename_extension);
string just_filename = System.IO.Path.GetFileName(this_file_to_process);
if (string.Compare(new_filename, just_filename) != 0)
{
string rename_to = System.IO.Path.Combine(System.IO.Path.GetDirectoryName(this_file_to_process), new_filename);
System.IO.File.Move(this_file_to_process, rename_to);
}
}
}
}
static void ProcessFile(string this_file_to_process, string output_directory)
{
int buffer_size = BufferSize;
try
{
var file_information = new FileInfo(this_file_to_process);
if (file_information.Length < buffer_size)
{
buffer_size = (int)file_information.Length;
}
}
catch (Exception e)
{
Console.WriteLine(e.Message);
return;
}
byte[] buffer = new byte[buffer_size];
int number_of_bytes_read = 0;
try
{
using (var input_stream = File.OpenRead(this_file_to_process))
{
number_of_bytes_read = input_stream.Read(buffer, 0, buffer.Length);
}
}
catch (Exception)
{
number_of_bytes_read = 0;
}
if (number_of_bytes_read > 0)
{
var exif_data = new Exif();
string filename_extension = System.IO.Path.GetExtension(this_file_to_process);
if (exif_data.FromBytes(buffer) == true)
{
int final_field = exif_data.ShutterCount();
if (final_field == 0)
{
final_field = exif_data.SequenceNumber();
}
try
{
var taken = exif_data.Taken();
// Create year path
string directoryName = output_directory + "\\" + taken.ToString("yyyy", System.Globalization.CultureInfo.InvariantCulture);
Directory.CreateDirectory(directoryName);
// Create month path
directoryName = directoryName + "\\" + taken.ToString("yyyy-MM-MMMM", System.Globalization.CultureInfo.InvariantCulture);
// Create day-where path
directoryName = directoryName + "\\" + taken.ToString("yyyy-MM-dd", System.Globalization.CultureInfo.InvariantCulture);
Directory.CreateDirectory(directoryName);
long length = new System.IO.FileInfo(this_file_to_process).Length;
string new_filename = string.Format("{0}-{1}{2}",
taken.ToString("yyyy-MM-dd-hh-mm-ss", System.Globalization.CultureInfo.InvariantCulture), length,
filename_extension);
string rename_to = System.IO.Path.Combine(directoryName, new_filename);
CreateSymbolicLink(rename_to, this_file_to_process, SymbolicLink.File);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
return;
}
}
}
}