internal void SaveFitsFrame(string fileName, int width, int height, uint[] framePixels, DateTime timeStamp, float exposureSeconds)
{
Fits f = new Fits();
object data = SaveImageData(width, height, framePixels);
BasicHDU imageHDU = Fits.MakeHDU(data);
nom.tam.fits.Header hdr = imageHDU.Header;
hdr.AddValue("SIMPLE", "T", null);
hdr.AddValue("BITPIX", 32, null);
hdr.AddValue("NAXIS", 2, null);
hdr.AddValue("NAXIS1", width, null);
hdr.AddValue("NAXIS2", height, null);
hdr.AddValue("NOTES", m_Note, null);
hdr.AddValue("EXPOSURE", exposureSeconds.ToString("0.000", CultureInfo.InvariantCulture), "Exposure, seconds");
hdr.AddValue("DATE-OBS", timeStamp.ToString("yyyy-MM-ddTHH:mm:ss.fff", CultureInfo.InvariantCulture), m_DateObsComment);
hdr.AddValue("TANGRAVE", string.Format("{0} v{1}", VersionHelper.AssemblyProduct, VersionHelper.AssemblyFileVersion), "Tangra version");
hdr.AddValue("END", null, null);
f.AddHDU(imageHDU);
// Write a FITS file.
using (BufferedFile bf = new BufferedFile(fileName, FileAccess.ReadWrite, FileShare.ReadWrite))
{
f.Write(bf);
bf.Flush();
}
}
public static void Write(double[,,] img, string file = "Outputfile")
{
for (int k = 0; k < img.GetLength(0); k++)
{
var img2 = new double[img.GetLength(1)][];
for (int i = 0; i < img2.Length; i++)
{
var gg2 = new double[img.GetLength(2)];
img2[i] = gg2;
for (int j = 0; j < img.GetLength(2); j++)
{
gg2[j] = img[k, i, j];
}
}
var f = new Fits();
var hhdu = FitsFactory.HDUFactory(img2);
f.AddHDU(hhdu);
using (BufferedDataStream fstream = new BufferedDataStream(new FileStream(file + k + ".fits", FileMode.Create)))
{
f.Write(fstream);
}
}
}
static void writeImage(string fileName, Int16[][] img, Header header)
{
Fits f = new Fits();
BufferedDataStream s = new BufferedDataStream(new FileStream(fileName, FileMode.Create));
//BufferedFile s = new BufferedFile(fileName, FileAccess.ReadWrite, FileShare.ReadWrite);
BasicHDU h = FitsFactory.HDUFactory(img);
Header hdr = h.Header;
f.AddHDU(h);
f.Write(s);
}
public void saveImageToFitsForSolveOnly(string path, imageInfo image, Array imgArray)
{
var imageData = (Array)ArrayFuncs.Flatten(imgArray);
const double bZero = 0;
const double bScale = 1.0;
if (image.MaxADU <= 65535)
{
//bZero = 32768;
//imageData = (ushort[])ArrayFuncs.ConvertArray(imageData, typeof(ushort));
}
int[] dims = ArrayFuncs.GetDimensions(imgArray);
// put the image data in a basic HDU of the fits
BasicHDU imageHdu = FitsFactory.HDUFactory(ArrayFuncs.Curl(imageData, dims));
// Add the other fits fields to the HDU
imageHdu.AddValue("BZERO", bZero, "");
imageHdu.AddValue("BSCALE", bScale, "");
imageHdu.AddValue("DATAMIN", 0.0, ""); // should this reflect the actual data values
imageHdu.AddValue("DATAMAX", image.MaxADU, "pixel values above this level are considered saturated.");
imageHdu.AddValue("DATE-OBS", image.LastExposureStartTime, "");
imageHdu.AddValue("XPIXSZ", image.PixelSizeX * image.BinX, "physical X dimension of the sensor's pixels in microns"); // (present only if the information is provided by the camera driver). Includes binning.
imageHdu.AddValue("YPIXSZ", image.PixelSizeY * image.BinY, "physical Y dimension of the sensor's pixels in microns"); // (present only if the information is provided by the camera driver). Includes binning.
imageHdu.AddValue("XBINNING", image.BinX, "");
imageHdu.AddValue("YBINNING", image.BinY, "");
imageHdu.AddValue("OBJCTRA", image.RA, "Approximate Right Ascension of image centre");
imageHdu.AddValue("OBJCTDEC", image.Dec, "Approximate Declination of image centre");
// save it
var fitsImage = new Fits();
fitsImage.AddHDU(imageHdu); //Adds the actual image data (the header info already exists in imageHDU)
FileStream fs = null;
try
{
fs = new FileStream(path, FileMode.Create);
using (var bds = new BufferedDataStream(fs))
{
fs = null;
fitsImage.Write(bds);
}
}
finally
{
if (fs != null)
{
fs.Dispose();
}
}
}
internal static void SaveDarkOrFlatFrame(string fileName, int width, int height, string notes, float[,] averagedData, float exposureSeconds, int numFrames)
{
Fits f = new Fits();
object data = SaveImageData(width, height, averagedData);
BasicHDU imageHDU = Fits.MakeHDU(data);
nom.tam.fits.Header hdr = imageHDU.Header;
hdr.AddValue("SIMPLE", "T", null);
hdr.AddValue("BITPIX", -32 /* Floating Point Data*/, null);
hdr.AddValue("NAXIS", 2, null);
hdr.AddValue("NAXIS1", width, null);
hdr.AddValue("NAXIS2", height, null);
if (notes.Length > HeaderCard.MAX_VALUE_LENGTH)
{
notes = notes.Substring(0, HeaderCard.MAX_VALUE_LENGTH);
}
hdr.AddValue("NOTES", notes, null);
if (exposureSeconds > 0)
{
hdr.AddValue("EXPOSURE", exposureSeconds.ToString("0.000", CultureInfo.InvariantCulture), null);
hdr.AddValue("EXPTIME", exposureSeconds.ToString("0.000", CultureInfo.InvariantCulture), null);
}
hdr.AddValue("SNAPSHOT", numFrames.ToString(), null);
hdr.AddValue("TANGRAVE", string.Format("{0} v{1}", VersionHelper.AssemblyProduct, VersionHelper.AssemblyFileVersion), null);
if (TangraConfig.Settings.Generic.ReverseGammaCorrection)
{
hdr.AddValue("TANGAMMA", TangraConfig.Settings.Photometry.EncodingGamma.ToString("0.0000", CultureInfo.InvariantCulture), null);
}
if (TangraConfig.Settings.Generic.ReverseCameraResponse)
{
hdr.AddValue("TANCMRSP", ((int)TangraConfig.Settings.Photometry.KnownCameraResponse).ToString(CultureInfo.InvariantCulture), null);
}
f.AddHDU(imageHDU);
// Write a FITS file.
using (BufferedFile bf = new BufferedFile(fileName, FileAccess.ReadWrite, FileShare.ReadWrite))
{
f.Write(bf);
bf.Flush();
}
}
// Make FITS file
public void MakeFile(string FileName, float[][] ImgArray)
{
//Create a FITS file from an image:
Fits f = new Fits();
//BasicHDU h = FitsFactory.HDUFactory(ImgArray);
BasicHDU h = Fits.MakeHDU(ImgArray);
Header hdr = h.Header;
//添加关键字
hdr.AddValue("OBS2", "hss", "Observer");
f.AddHDU(h);
BufferedDataStream bf = new BufferedDataStream(new FileStream(FileName, FileMode.Create));
f.Write(bf);
bf.Flush();
bf.Close();
}
internal void SaveFitsFrame(string fileName, Header header, int width, int height, object data)
{
Fits f = new Fits();
BasicHDU imageHDU = Fits.MakeHDU(data);
nom.tam.fits.Header hdr = imageHDU.Header;
hdr.AddValue("SIMPLE", "T", null);
hdr.AddValue("BZERO", 0, null);
hdr.AddValue("BSCALE", 1, null);
hdr.AddValue("NAXIS", 2, null);
hdr.AddValue("NAXIS1", width, null);
hdr.AddValue("NAXIS2", height, null);
string[] RESERVED_KEYS = new string[] { "SIMPLE", "NAXIS", "NAXIS1", "NAXIS2", "BZERO", "BSCALE", "END" };
var cursor = header.GetCursor();
while (cursor.MoveNext())
{
HeaderCard card = header.FindCard((string)cursor.Key);
if (card != null && !string.IsNullOrWhiteSpace(card.Key) && !RESERVED_KEYS.Contains(card.Key))
{
hdr.AddValue(card.Key, card.Value, card.Comment);
}
}
hdr.AddValue("NOTES", m_Note, null);
hdr.AddValue("TANGRAVE", string.Format("{0} v{1}", VersionHelper.AssemblyProduct, VersionHelper.AssemblyFileVersion), "Tangra version");
hdr.AddValue("END", null, null);
f.AddHDU(imageHDU);
// Write a FITS file.
using (BufferedFile bf = new BufferedFile(fileName, FileAccess.ReadWrite, FileShare.ReadWrite))
{
f.Write(bf);
bf.Flush();
}
}
public void WriteFrameImpl(IntPtr intPtr, int p, RawFrameInfo info)
{
object data = MarshalToCLR(intPtr, p);
Fits fits = new Fits();
BasicHDU hdu = FitsFactory.HDUFactory(data);
if ((data is short[][] || data is short[][][]) && _significantBitDepth > 8)
{
hdu.AddValue("BZERO", 32768.0, "");
}
AddMetadataToFrame(info, hdu);
fits.AddHDU(hdu);
using (FileStream fs = File.Create(Path.GetTempFileName()))
{
using (BufferedDataStream f = new BufferedDataStream(fs))
{
fits.Write(f);
}
}
}
public static void Write <T>(T[,] img, string file = "Outputfile.fits")
{
var img2 = new T[img.GetLength(0)][];
for (int i = 0; i < img2.Length; i++)
{
var row = new T[img.GetLength(1)];
img2[i] = row;
for (int j = 0; j < img.GetLength(1); j++)
{
row[j] = img[i, j];
}
}
var f = new Fits();
var hhdu = FitsFactory.HDUFactory(img2);
f.AddHDU(hhdu);
using (BufferedDataStream fstream = new BufferedDataStream(new FileStream(file, FileMode.Create)))
{
f.Write(fstream);
}
}
public static void WriteImag(Complex[,] img, string file = "Outputfile_imag.fits")
{
var img2 = new double[img.GetLength(0)][];
for (int i = 0; i < img2.Length; i++)
{
var gg2 = new double[img.GetLength(1)];
img2[i] = gg2;
for (int j = 0; j < img.GetLength(1); j++)
{
gg2[j] = img[i, j].Imaginary;
}
}
var f = new Fits();
var hhdu = FitsFactory.HDUFactory(img2);
f.AddHDU(hhdu);
using (BufferedDataStream fstream = new BufferedDataStream(new FileStream(file, FileMode.Create)))
{
f.Write(fstream);
}
}
internal void SaveFitsFrame(int frameNo, string fileName, int width, int height, uint[] framePixels, DateTime timeStamp, float exposureSeconds)
{
Fits f = new Fits();
object data = m_ExportAs8BitFloat
? (object)SaveNormalizedFloatImageData(width, height, framePixels)
: (object)SaveImageData(width, height, framePixels);
BasicHDU imageHDU = Fits.MakeHDU(data);
nom.tam.fits.Header hdr = imageHDU.Header;
hdr.AddValue("SIMPLE", "T", null);
hdr.AddValue("BITPIX", m_ExportAs8BitFloat ? -32 : 32, null);
hdr.AddValue("BZERO", 0, null);
hdr.AddValue("BSCALE", 1, null);
hdr.AddValue("NAXIS", 2, null);
hdr.AddValue("NAXIS1", width, null);
hdr.AddValue("NAXIS2", height, null);
hdr.AddValue("EXPOSURE", exposureSeconds.ToString("0.000", CultureInfo.InvariantCulture), "Exposure, seconds");
hdr.AddValue("DATE-OBS", timeStamp.ToString("yyyy-MM-ddTHH:mm:ss.fff", CultureInfo.InvariantCulture), m_DateObsComment);
hdr.AddValue("CAMERA", m_VideoCamera, "Video camera model (observer specified)");
hdr.AddValue("FILENAME", m_VideoController.FileName, null);
hdr.AddValue("FRAMENO", frameNo, null);
if (m_VideoFormat == VideoFileFormat.AAV || m_VideoFormat == VideoFileFormat.AAV2)
{
hdr.AddValue("NOTES", "No instrumental delay has been applied to DATE-OBS.", null);
if (m_ExportAs8BitFloat)
{
hdr.AddValue("VIDEOFMT", m_NativeFormat, "Native analogue video format");
if (m_IntegrationRate > 0)
{
hdr.AddValue("INTGRRTE", m_IntegrationRate.ToString(), "Integration rate in video frames");
}
}
}
else
{
hdr.AddValue("NOTES", string.Format("Converted from {0} file.", m_VideoFormat), null);
}
foreach (var kvp in m_AdditionalFileHeaders)
{
hdr.AddValue(kvp.Key, kvp.Value.Item1, kvp.Value.Item2);
}
hdr.AddValue("TANGRAVE", string.Format("{0} v{1}", VersionHelper.AssemblyProduct, VersionHelper.AssemblyFileVersion), "Tangra version");
hdr.AddValue("END", null, null);
f.AddHDU(imageHDU);
// Write a FITS file.
using (BufferedFile bf = new BufferedFile(fileName, FileAccess.ReadWrite, FileShare.ReadWrite))
{
f.Write(bf);
bf.Flush();
}
}
public void saveImageToFits(string path, clsSharedData sd)
{
var imageData = (Array)ArrayFuncs.Flatten(sd.imgArray);
const double bZero = 0;
const double bScale = 1.0;
if (sd.theImage.MaxADU <= 65535)
{
//bZero = 32768;
//imageData = (ushort[])ArrayFuncs.ConvertArray(imageData, typeof(ushort));
}
int[] dims = ArrayFuncs.GetDimensions(sd.imgArray);
//Array image = ArrayFuncs.Curl(imageData, dims);
// put the image data in a basic HDU of the fits
BasicHDU imageHdu = FitsFactory.HDUFactory(ArrayFuncs.Curl(imageData, dims));
// put the other data in the HDU
imageHdu.AddValue("BZERO", bZero, "");
imageHdu.AddValue("BSCALE", bScale, "");
imageHdu.AddValue("DATAMIN", 0.0, ""); // should this reflect the actual data values
imageHdu.AddValue("DATAMAX", sd.theImage.MaxADU, "pixel values above this level are considered saturated.");
imageHdu.AddValue("INSTRUME", sd.theImage.Description, "");
imageHdu.AddValue("EXPTIME", sd.theImage.LastExposureDuration, "duration of exposure in seconds.");
imageHdu.AddValue("DATE-OBS", sd.theImage.LastExposureStartTime, "");
imageHdu.AddValue("XPIXSZ", sd.theImage.PixelSizeX * sd.theImage.BinX, "physical X dimension of the sensor's pixels in microns"); // (present only if the information is provided by the camera driver). Includes binning.
imageHdu.AddValue("YPIXSZ", sd.theImage.PixelSizeY * sd.theImage.BinY, "physical Y dimension of the sensor's pixels in microns"); // (present only if the information is provided by the camera driver). Includes binning.
imageHdu.AddValue("XBINNING", sd.theImage.BinX, "");
imageHdu.AddValue("YBINNING", sd.theImage.BinY, "");
imageHdu.AddValue("XORGSUBF", sd.theImage.StartX, "subframe origin on X axis in binned pixels");
imageHdu.AddValue("YORGSUBF", sd.theImage.StartY, "subframe origin on Y axis in binned pixels");
imageHdu.AddValue("CBLACK", (double)sd.theImage.Min, "");
imageHdu.AddValue("CWHITE", (double)sd.theImage.Max, "");
imageHdu.AddValue("SWCREATE", "Nite Ops", "string indicating the software used to create the file");
imageHdu.AddValue("OBJCTRA", sd.theImage.RA, "Approximate Right Ascension of image centre");
imageHdu.AddValue("OBJCTDEC", sd.theImage.Dec, "Approximate Declination of image centre");
imageHdu.AddValue("OBJCTALT", sd.theImage.Alt, "Approximate Altitude of image centre");
imageHdu.AddValue("OBJCTAZ", sd.theImage.Az, "Approximate Azimuth of image centre");
// extensions as specified by SBIG
try
{
imageHdu.AddValue("CCD_TEMP", sd.theImage.CCDTemperature, "sensor temperature in degrees C"); // TODO sate this at the start of exposure . Absent if temperature is not available.
}
catch (Exception)
{
imageHdu.Info();
}
if (sd.theImage.CanSetCCDTemperature)
{
imageHdu.AddValue("SET-TEMP", sd.theImage.SetCCDTemperature, "CCD temperature setpoint in degrees C");
}
if (sd.theImage.objectName != "")
{
imageHdu.AddValue("OBJECT", sd.theImage.objectName, "The name of the object");
}
else
{
imageHdu.AddValue("OBJECT", "Unknown", "The name of the object");
}
imageHdu.AddValue("TELESCOP", Properties.Settings.Default.imaging_telescope, "Telescope used to acquire this image"); // user-entered information about the telescope used.
imageHdu.AddValue("OBSERVER", Properties.Settings.Default.your_name, "Name of the observer"); // user-entered information; the observer’s name.
//DARKTIME – dark current integration time, if recorded. May be longer than exposure time.
imageHdu.AddValue("IMAGETYP", sd.theImage.frameType + " Frame", "Type of image");
//ISOSPEED – ISO camera setting, if camera uses ISO speeds.
//JD_GEO – records the geocentric Julian Day of the start of exposure.
//JD_HELIO – records the Heliocentric Julian Date at the exposure midpoint.
//NOTES – user-entered information; free-form notes.
//READOUTM – records the selected Readout Mode (if any) for the camera.
//imageHdu.AddValue("SBSTDVER", "SBFITSEXT Version 1.0", "version of the SBIG FITS extensions supported");
// save it
var fitsImage = new Fits();
fitsImage.AddHDU(imageHdu); //Adds the actual image data (the header info already exists in imageHDU)
FileStream fs = null;
try
{
fs = new FileStream(path, FileMode.Create);
using (var bds = new BufferedDataStream(fs))
{
fs = null;
fitsImage.Write(bds);
}
}
finally
{
if (fs != null)
{
fs.Dispose();
}
}
}
