private FITSFileSequenceStream(string[] fitsFiles, FITSTimeStampReader timeStampReader, bool zeroOutNegativeValues, out bool hasNegativePixels)
{
m_FitsFilesList.AddRange(fitsFiles);
FirstFrame = 0;
LastFrame = m_FitsFilesList.Count - 1;
CountFrames = m_FitsFilesList.Count;
m_ZeroOutNegativePixels = zeroOutNegativeValues;
m_TimeStampReader = timeStampReader;
uint[] pixelsFlat;
int width;
int height;
int bpp;
DateTime? timestamp;
double? exposure;
uint minPixelValue;
uint maxPixelValue;
FITSHelper.Load16BitFitsFile(m_FitsFilesList[0], m_TimeStampReader, zeroOutNegativeValues, null, out pixelsFlat, out width, out height, out bpp, out timestamp, out exposure, out minPixelValue, out maxPixelValue, out hasNegativePixels);
m_MinPixelValueFirstImage = minPixelValue;
m_MaxPixelValueFirstImage = maxPixelValue;
Width = width;
Height = height;
BitPix = bpp;
HasUTCTimeStamps = timestamp.HasValue;
VideoFileType = string.Format("FITS.{0}::SEQ", bpp);
}
private void frmSortFitsFiles_Shown(object sender, EventArgs e)
{
m_FitsHeaders = new Header[m_FitsFiles.Length];
m_FitsTimestamps = new DateTime?[m_FitsFiles.Length];
pbar.Minimum = 0;
pbar.Maximum = m_FitsFiles.Length;
pbar.Value = 0;
var fileSizeInfo = new Dictionary<string, FitsFileFormatInfoRecord>();
TimeStampReader = null;
for (int i = 0; i < m_FitsFiles.Length; i++)
{
try
{
using (BufferedFile bf = new BufferedFile(m_FitsFiles[i], FileAccess.Read, FileShare.ReadWrite))
{
Header hdr = Header.ReadHeader(bf);
m_FitsHeaders[i] = hdr;
int numAxis = -1;
int width = -1;
int height = -1;
int.TryParse(hdr.FindCard("NAXIS") != null ? hdr.FindCard("NAXIS").Value : "0", out numAxis);
int.TryParse(hdr.FindCard("NAXIS1") != null ? hdr.FindCard("NAXIS1").Value : "0", out width);
int.TryParse(hdr.FindCard("NAXIS2") != null ? hdr.FindCard("NAXIS2").Value : "0", out height);
string format = String.Format("{0} x {1}", width, height);
if (fileSizeInfo.ContainsKey(format))
fileSizeInfo[format].NumFiles++;
else
fileSizeInfo.Add(format, new FitsFileFormatInfoRecord { FirstFile = Path.GetFileName(m_FitsFiles[i]), NumFiles = 1 });
bool isMidPoint;
double? fitsExposure = null;
DateTime? timestamp = null;
try
{
timestamp = FITSHelper.ParseExposure(hdr, TimeStampReader, out isMidPoint, out fitsExposure);
}
catch (Exception ex)
{
Trace.WriteLine(ex.ToString());
}
if (i == 0 && (!fitsExposure.HasValue || !timestamp.HasValue))
{
var frm = new frmChooseTimeHeaders(hdr, GetOrderedFitsFileHash());
if (frm.ShowDialog(this) == DialogResult.OK)
{
TimeStampReader = frm.TimeStampReader;
}
try
{
timestamp = FITSHelper.ParseExposure(hdr, TimeStampReader, out isMidPoint, out fitsExposure);
}
catch (Exception ex)
{
Trace.WriteLine(ex.ToString());
}
}
m_FitsTimestamps[i] = timestamp;
if (timestamp != null && fitsExposure.HasValue)
m_FilesWithExposure++;
else
m_FilesWithoutExposure++;
}
}
catch (Exception ex)
{
throw new ApplicationException(string.Format("Error processing FITS files: {0}", m_FitsFiles[i]), ex);
}
pbar.Value = i;
Application.DoEvents();
}
pbar.Value = pbar.Minimum;
Application.DoEvents();
if (fileSizeInfo.Count > 1)
{
var errorInfo = new StringBuilder();
foreach (string key in fileSizeInfo.Keys)
{
if (fileSizeInfo[key].NumFiles > 1)
errorInfo.AppendFormat("'{1}' and {2} other files: {0}\r\n", key, fileSizeInfo[key].FirstFile, fileSizeInfo[key].NumFiles - 1);
else
errorInfo.AppendFormat("'{1}' (single file): {0}\r\n", key, fileSizeInfo[key].FirstFile);
}
ErrorMessage = string.Format("Cannot load FITS file sequence because there are files with different image dimentions:\r\n\r\n{0}\r\n\r\nPlease ensure that all files in the directory have the same dimention (number of axis).", errorInfo.ToString());
}
timer1.Enabled = true;
}
private void btnOK_Click(object sender, EventArgs e)
{
if (rbTimeDuration.Checked)
{
if (!m_TimeStampMappingValid)
{
MessageBox.Show("Please choose valid settings for the time timestamp.");
return;
}
if (!m_ExposureValid)
{
MessageBox.Show("Please choose valid settings for the exposure.");
return;
}
if (cbxExposureUnits.SelectedIndex == -1)
{
MessageBox.Show("Please choose exposure units.");
cbxExposureUnits.Focus();
return;
}
if (cbxTimestampType.SelectedIndex == -1)
{
MessageBox.Show("Please choose timestamp type.");
cbxTimestampType.Focus();
return;
}
var config = new TangraConfig.FITSFieldConfig()
{
ExposureHeader = cbxExposure.Text,
ExposureUnit = (TangraConfig.ExposureUnit) cbxExposureUnits.SelectedIndex,
TimeStampType = (TangraConfig.TimeStampType) cbxTimestampType.SelectedIndex,
TimeStampHeader = cbxTimeStamp.Text,
TimeStampFormat = cbxTimeStampFormat.Text,
IsTimeStampAndExposure = true
};
TimeStampReader = new FITSTimeStampReader(config);
config.FileHash = m_FilesHash;
config.CardNamesHash = m_CardNamesHash;
TangraConfig.Settings.RecentFITSFieldConfig.Register(config);
TangraConfig.Settings.Save();
DialogResult = DialogResult.OK;
Close();
}
else if (rbStartEndTimestamp.Checked)
{
if (!m_TimeStampMappingValid)
{
MessageBox.Show("Please choose valid settings for the start time timestamp.");
return;
}
if (!m_TimeStamp2MappingValid)
{
MessageBox.Show("Please choose valid settings for the end time timestamp.");
return;
}
var config = new TangraConfig.FITSFieldConfig()
{
TimeStampHeader = cbxTimeStamp.Text,
TimeStampFormat = cbxTimeStampFormat.Text,
TimeStamp2Header = cbxTimeStamp2.Text,
TimeStamp2Format = cbxTimeStamp2Format.Text,
IsTimeStampAndExposure = false
};
TimeStampReader = new FITSTimeStampReader(config);
config.FileHash = m_FilesHash;
config.CardNamesHash = m_CardNamesHash;
TangraConfig.Settings.RecentFITSFieldConfig.Register(config);
TangraConfig.Settings.Save();
DialogResult = DialogResult.OK;
Close();
}
}
public static FITSFileSequenceStream OpenFolder(string[] fitsFiles, FITSTimeStampReader timeStampReader, bool zeroOutNegativeValues, out bool hasNegativePixels)
{
UsageStats.Instance.ProcessedFitsFolderFiles++;
UsageStats.Instance.Save();
var rv = new FITSFileSequenceStream(fitsFiles, timeStampReader, zeroOutNegativeValues, out hasNegativePixels);
rv.FileName = Path.GetDirectoryName(fitsFiles[0]);
return rv;
}
