LSST Applications
21.0.0-172-gfb10e10a+18fedfabac,22.0.0+297cba6710,22.0.0+80564b0ff1,22.0.0+8d77f4f51a,22.0.0+a28f4c53b1,22.0.0+dcf3732eb2,22.0.1-1-g7d6de66+2a20fdde0d,22.0.1-1-g8e32f31+297cba6710,22.0.1-1-geca5380+7fa3b7d9b6,22.0.1-12-g44dc1dc+2a20fdde0d,22.0.1-15-g6a90155+515f58c32b,22.0.1-16-g9282f48+790f5f2caa,22.0.1-2-g92698f7+dcf3732eb2,22.0.1-2-ga9b0f51+7fa3b7d9b6,22.0.1-2-gd1925c9+bf4f0e694f,22.0.1-24-g1ad7a390+a9625a72a8,22.0.1-25-g5bf6245+3ad8ecd50b,22.0.1-25-gb120d7b+8b5510f75f,22.0.1-27-g97737f7+2a20fdde0d,22.0.1-32-gf62ce7b1+aa4237961e,22.0.1-4-g0b3f228+2a20fdde0d,22.0.1-4-g243d05b+871c1b8305,22.0.1-4-g3a563be+32dcf1063f,22.0.1-4-g44f2e3d+9e4ab0f4fa,22.0.1-42-gca6935d93+ba5e5ca3eb,22.0.1-5-g15c806e+85460ae5f3,22.0.1-5-g58711c4+611d128589,22.0.1-5-g75bb458+99c117b92f,22.0.1-6-g1c63a23+7fa3b7d9b6,22.0.1-6-g50866e6+84ff5a128b,22.0.1-6-g8d3140d+720564cf76,22.0.1-6-gd805d02+cc5644f571,22.0.1-8-ge5750ce+85460ae5f3,master-g6e05de7fdc+babf819c66,master-g99da0e417a+8d77f4f51a,w.2021.48
LSST Data Management Base Package
|
Namespaces | |
_compression | |
_fitsContinued | |
_pickleFits | |
detail | |
Classes | |
class | FitsError |
An exception thrown when problems are found when reading or writing FITS files. More... | |
class | FitsTypeError |
An exception thrown when a FITS file has the wrong type. More... | |
class | HeaderIterationFunctor |
Base class for polymorphic functors used to iterator over FITS key headers. More... | |
class | MemFileManager |
Lifetime-management for memory that goes into FITS memory files. More... | |
struct | ImageWriteOptions |
Options for writing an image to FITS. More... | |
class | Fits |
A simple struct that combines the two arguments that must be passed to most cfitsio routines and contains thin and/or templated wrappers around common cfitsio routines. More... | |
class | HduMoveGuard |
RAII scoped guard for moving the HDU in a Fits object. More... | |
struct | ImageCompressionOptions |
Options for tile compression of image pixels. More... | |
struct | ImageScale |
Scale to apply to image. More... | |
class | ImageScalingOptions |
Options for scaling image pixels. More... | |
struct | Bzero |
Scaling zero-point, set according to pixel type. More... | |
struct | Bzero< std::uint64_t > |
struct | Bzero< T, typename std::enable_if< std::numeric_limits< T >::is_integer &&!std::numeric_limits< T >::is_signed >::type > |
Functions | |
std::string | makeErrorMessage (std::string const &fileName="", int status=0, std::string const &msg="") |
Return an error message reflecting FITS I/O errors. More... | |
std::string | makeErrorMessage (std::string const &fileName, int status, boost::format const &msg) |
std::string | makeErrorMessage (void *fptr, int status=0, std::string const &msg="") |
Return an error message reflecting FITS I/O errors. More... | |
std::string | makeErrorMessage (void *fptr, int status, boost::format const &msg) |
std::string | makeLimitedFitsHeader (lsst::daf::base::PropertySet const &metadata, std::set< std::string > const &excludeNames={}) |
Format a PropertySet into an FITS header string in a simplistic fashion. More... | |
template<typename T > | |
int | getBitPix () |
Return the cfitsio integer BITPIX code for the given data type. More... | |
template<typename T , int N, int C> | |
ndarray::Array< T const, N, N > const | makeContiguousArray (ndarray::Array< T, N, C > const &array) |
Construct a contiguous ndarray. More... | |
std::shared_ptr< daf::base::PropertyList > | combineMetadata (std::shared_ptr< const daf::base::PropertyList > first, std::shared_ptr< const daf::base::PropertyList > second) |
Combine two sets of metadata in a FITS-appropriate fashion. More... | |
std::shared_ptr< daf::base::PropertyList > | readMetadata (std::string const &fileName, int hdu=DEFAULT_HDU, bool strip=false) |
Read FITS header. More... | |
std::shared_ptr< daf::base::PropertyList > | readMetadata (fits::MemFileManager &manager, int hdu=DEFAULT_HDU, bool strip=false) |
Read FITS header. More... | |
std::shared_ptr< daf::base::PropertyList > | readMetadata (fits::Fits &fitsfile, bool strip=false) |
Read FITS header. More... | |
void | setAllowImageCompression (bool allow) |
bool | getAllowImageCompression () |
ImageCompressionOptions::CompressionAlgorithm | compressionAlgorithmFromString (std::string const &name) |
Interpret compression algorithm expressed in string. More... | |
std::string | compressionAlgorithmToString (ImageCompressionOptions::CompressionAlgorithm algorithm) |
Provide string version of compression algorithm. More... | |
ImageCompressionOptions::CompressionAlgorithm | compressionAlgorithmFromCfitsio (int cfitsio) |
Convert compression algorithm from cfitsio to ImageCompressionOptions::CompressionAlgorithm. More... | |
int | compressionAlgorithmToCfitsio (ImageCompressionOptions::CompressionAlgorithm algorithm) |
Convert ImageCompressionOptions::CompressionAlgorithm to cfitsio. More... | |
ImageScalingOptions::ScalingAlgorithm | scalingAlgorithmFromString (std::string const &name) |
Interpret scaling algorithm expressed in string. More... | |
std::string | scalingAlgorithmToString (ImageScalingOptions::ScalingAlgorithm algorithm) |
Provide string version of compression algorithm. More... | |
PYBIND11_MODULE (_fits, mod) | |
template ImageScale | ImageScalingOptions::determine< std::uint8_t, 2 > (ndarray::Array< std::uint8_t const, 2, 2 > const &image, ndarray::Array< bool, 2, 2 > const &mask) const |
template std::shared_ptr< detail::PixelArrayBase > | ImageScale::toFits< std::uint8_t > (ndarray::Array< std::uint8_t const, 2, 2 > const &, bool, bool, ndarray::Array< long, 1 > const &, int) const |
template ndarray::Array< std::uint8_t, 2, 2 > | ImageScale::fromFits< std::uint8_t > (ndarray::Array< std::uint8_t, 2, 2 > const &) const |
template ImageScale | ImageScalingOptions::determine< std::uint16_t, 2 > (ndarray::Array< std::uint16_t const, 2, 2 > const &image, ndarray::Array< bool, 2, 2 > const &mask) const |
template std::shared_ptr< detail::PixelArrayBase > | ImageScale::toFits< std::uint16_t > (ndarray::Array< std::uint16_t const, 2, 2 > const &, bool, bool, ndarray::Array< long, 1 > const &, int) const |
template ndarray::Array< std::uint16_t, 2, 2 > | ImageScale::fromFits< std::uint16_t > (ndarray::Array< std::uint16_t, 2, 2 > const &) const |
template ImageScale | ImageScalingOptions::determine< std::int16_t, 2 > (ndarray::Array< std::int16_t const, 2, 2 > const &image, ndarray::Array< bool, 2, 2 > const &mask) const |
template std::shared_ptr< detail::PixelArrayBase > | ImageScale::toFits< std::int16_t > (ndarray::Array< std::int16_t const, 2, 2 > const &, bool, bool, ndarray::Array< long, 1 > const &, int) const |
template ndarray::Array< std::int16_t, 2, 2 > | ImageScale::fromFits< std::int16_t > (ndarray::Array< std::int16_t, 2, 2 > const &) const |
template ImageScale | ImageScalingOptions::determine< std::uint32_t, 2 > (ndarray::Array< std::uint32_t const, 2, 2 > const &image, ndarray::Array< bool, 2, 2 > const &mask) const |
template std::shared_ptr< detail::PixelArrayBase > | ImageScale::toFits< std::uint32_t > (ndarray::Array< std::uint32_t const, 2, 2 > const &, bool, bool, ndarray::Array< long, 1 > const &, int) const |
template ndarray::Array< std::uint32_t, 2, 2 > | ImageScale::fromFits< std::uint32_t > (ndarray::Array< std::uint32_t, 2, 2 > const &) const |
template ImageScale | ImageScalingOptions::determine< std::int32_t, 2 > (ndarray::Array< std::int32_t const, 2, 2 > const &image, ndarray::Array< bool, 2, 2 > const &mask) const |
template std::shared_ptr< detail::PixelArrayBase > | ImageScale::toFits< std::int32_t > (ndarray::Array< std::int32_t const, 2, 2 > const &, bool, bool, ndarray::Array< long, 1 > const &, int) const |
template ndarray::Array< std::int32_t, 2, 2 > | ImageScale::fromFits< std::int32_t > (ndarray::Array< std::int32_t, 2, 2 > const &) const |
template ImageScale | ImageScalingOptions::determine< std::uint64_t, 2 > (ndarray::Array< std::uint64_t const, 2, 2 > const &image, ndarray::Array< bool, 2, 2 > const &mask) const |
template std::shared_ptr< detail::PixelArrayBase > | ImageScale::toFits< std::uint64_t > (ndarray::Array< std::uint64_t const, 2, 2 > const &, bool, bool, ndarray::Array< long, 1 > const &, int) const |
template ndarray::Array< std::uint64_t, 2, 2 > | ImageScale::fromFits< std::uint64_t > (ndarray::Array< std::uint64_t, 2, 2 > const &) const |
template ImageScale | ImageScalingOptions::determine< std::int64_t, 2 > (ndarray::Array< std::int64_t const, 2, 2 > const &image, ndarray::Array< bool, 2, 2 > const &mask) const |
template std::shared_ptr< detail::PixelArrayBase > | ImageScale::toFits< std::int64_t > (ndarray::Array< std::int64_t const, 2, 2 > const &, bool, bool, ndarray::Array< long, 1 > const &, int) const |
template ndarray::Array< std::int64_t, 2, 2 > | ImageScale::fromFits< std::int64_t > (ndarray::Array< std::int64_t, 2, 2 > const &) const |
template ImageScale | ImageScalingOptions::determine< boost::float32_t, 2 > (ndarray::Array< boost::float32_t const, 2, 2 > const &image, ndarray::Array< bool, 2, 2 > const &mask) const |
template std::shared_ptr< detail::PixelArrayBase > | ImageScale::toFits< boost::float32_t > (ndarray::Array< boost::float32_t const, 2, 2 > const &, bool, bool, ndarray::Array< long, 1 > const &, int) const |
template ndarray::Array< boost::float32_t, 2, 2 > | ImageScale::fromFits< boost::float32_t > (ndarray::Array< boost::float32_t, 2, 2 > const &) const |
template ImageScale | ImageScalingOptions::determine< boost::float64_t, 2 > (ndarray::Array< boost::float64_t const, 2, 2 > const &image, ndarray::Array< bool, 2, 2 > const &mask) const |
template std::shared_ptr< detail::PixelArrayBase > | ImageScale::toFits< boost::float64_t > (ndarray::Array< boost::float64_t const, 2, 2 > const &, bool, bool, ndarray::Array< long, 1 > const &, int) const |
template ndarray::Array< boost::float64_t, 2, 2 > | ImageScale::fromFits< boost::float64_t > (ndarray::Array< boost::float64_t, 2, 2 > const &) const |
Variables | |
const int | DEFAULT_HDU = INT_MIN |
Specify that the default HDU should be read. More... | |
std::shared_ptr< daf::base::PropertyList > lsst::afw::fits::combineMetadata | ( | std::shared_ptr< const daf::base::PropertyList > | first, |
std::shared_ptr< const daf::base::PropertyList > | second | ||
) |
Combine two sets of metadata in a FITS-appropriate fashion.
"COMMENT" and "HISTORY" entries:
second
are appended to values in first
All other entries:
second
override values in first
(regardless of type)[in] | first | The first set of metadata to combine |
[in] | second | The second set of metadata to combine |
first
, omitting all names except "COMMENT" and "HISTORY" that appear in second
second
, omitting "COMMENT" and "HISTORY" if valid versions appear in first
Definition at line 1628 of file fits.cc.
ImageCompressionOptions::CompressionAlgorithm lsst::afw::fits::compressionAlgorithmFromCfitsio | ( | int | cfitsio | ) |
Convert compression algorithm from cfitsio to ImageCompressionOptions::CompressionAlgorithm.
Definition at line 49 of file fitsCompression.cc.
ImageCompressionOptions::CompressionAlgorithm lsst::afw::fits::compressionAlgorithmFromString | ( | std::string const & | name | ) |
Interpret compression algorithm expressed in string.
Definition at line 19 of file fitsCompression.cc.
int lsst::afw::fits::compressionAlgorithmToCfitsio | ( | ImageCompressionOptions::CompressionAlgorithm | algorithm | ) |
Convert ImageCompressionOptions::CompressionAlgorithm to cfitsio.
Definition at line 71 of file fitsCompression.cc.
std::string lsst::afw::fits::compressionAlgorithmToString | ( | ImageCompressionOptions::CompressionAlgorithm | algorithm | ) |
bool lsst::afw::fits::getAllowImageCompression | ( | ) |
int lsst::afw::fits::getBitPix | ( | ) |
template ndarray::Array< boost::float32_t , 2, 2> lsst::afw::fits::ImageScale::fromFits< boost::float32_t > | ( | ndarray::Array< boost::float32_t, 2, 2 > const & | ) | const |
template ndarray::Array< boost::float64_t , 2, 2> lsst::afw::fits::ImageScale::fromFits< boost::float64_t > | ( | ndarray::Array< boost::float64_t, 2, 2 > const & | ) | const |
template ndarray::Array< std::int16_t , 2, 2> lsst::afw::fits::ImageScale::fromFits< std::int16_t > | ( | ndarray::Array< std::int16_t, 2, 2 > const & | ) | const |
template ndarray::Array< std::int32_t , 2, 2> lsst::afw::fits::ImageScale::fromFits< std::int32_t > | ( | ndarray::Array< std::int32_t, 2, 2 > const & | ) | const |
template ndarray::Array< std::int64_t , 2, 2> lsst::afw::fits::ImageScale::fromFits< std::int64_t > | ( | ndarray::Array< std::int64_t, 2, 2 > const & | ) | const |
template ndarray::Array< std::uint16_t , 2, 2> lsst::afw::fits::ImageScale::fromFits< std::uint16_t > | ( | ndarray::Array< std::uint16_t, 2, 2 > const & | ) | const |
template ndarray::Array< std::uint32_t , 2, 2> lsst::afw::fits::ImageScale::fromFits< std::uint32_t > | ( | ndarray::Array< std::uint32_t, 2, 2 > const & | ) | const |
template ndarray::Array< std::uint64_t , 2, 2> lsst::afw::fits::ImageScale::fromFits< std::uint64_t > | ( | ndarray::Array< std::uint64_t, 2, 2 > const & | ) | const |
template ndarray::Array< std::uint8_t , 2, 2> lsst::afw::fits::ImageScale::fromFits< std::uint8_t > | ( | ndarray::Array< std::uint8_t, 2, 2 > const & | ) | const |
template std::shared_ptr<detail::PixelArrayBase> lsst::afw::fits::ImageScale::toFits< boost::float32_t > | ( | ndarray::Array< boost::float32_t const, 2, 2 > const & | , |
bool | , | ||
bool | , | ||
ndarray::Array< long, 1 > const & | , | ||
int | |||
) | const |
template std::shared_ptr<detail::PixelArrayBase> lsst::afw::fits::ImageScale::toFits< boost::float64_t > | ( | ndarray::Array< boost::float64_t const, 2, 2 > const & | , |
bool | , | ||
bool | , | ||
ndarray::Array< long, 1 > const & | , | ||
int | |||
) | const |
template std::shared_ptr<detail::PixelArrayBase> lsst::afw::fits::ImageScale::toFits< std::int16_t > | ( | ndarray::Array< std::int16_t const, 2, 2 > const & | , |
bool | , | ||
bool | , | ||
ndarray::Array< long, 1 > const & | , | ||
int | |||
) | const |
template std::shared_ptr<detail::PixelArrayBase> lsst::afw::fits::ImageScale::toFits< std::int32_t > | ( | ndarray::Array< std::int32_t const, 2, 2 > const & | , |
bool | , | ||
bool | , | ||
ndarray::Array< long, 1 > const & | , | ||
int | |||
) | const |
template std::shared_ptr<detail::PixelArrayBase> lsst::afw::fits::ImageScale::toFits< std::int64_t > | ( | ndarray::Array< std::int64_t const, 2, 2 > const & | , |
bool | , | ||
bool | , | ||
ndarray::Array< long, 1 > const & | , | ||
int | |||
) | const |
template std::shared_ptr<detail::PixelArrayBase> lsst::afw::fits::ImageScale::toFits< std::uint16_t > | ( | ndarray::Array< std::uint16_t const, 2, 2 > const & | , |
bool | , | ||
bool | , | ||
ndarray::Array< long, 1 > const & | , | ||
int | |||
) | const |
template std::shared_ptr<detail::PixelArrayBase> lsst::afw::fits::ImageScale::toFits< std::uint32_t > | ( | ndarray::Array< std::uint32_t const, 2, 2 > const & | , |
bool | , | ||
bool | , | ||
ndarray::Array< long, 1 > const & | , | ||
int | |||
) | const |
template std::shared_ptr<detail::PixelArrayBase> lsst::afw::fits::ImageScale::toFits< std::uint64_t > | ( | ndarray::Array< std::uint64_t const, 2, 2 > const & | , |
bool | , | ||
bool | , | ||
ndarray::Array< long, 1 > const & | , | ||
int | |||
) | const |
template std::shared_ptr<detail::PixelArrayBase> lsst::afw::fits::ImageScale::toFits< std::uint8_t > | ( | ndarray::Array< std::uint8_t const, 2, 2 > const & | , |
bool | , | ||
bool | , | ||
ndarray::Array< long, 1 > const & | , | ||
int | |||
) | const |
template ImageScale lsst::afw::fits::ImageScalingOptions::determine< boost::float32_t, 2 > | ( | ndarray::Array< boost::float32_t const, 2, 2 > const & | image, |
ndarray::Array< bool, 2, 2 > const & | mask | ||
) | const |
template ImageScale lsst::afw::fits::ImageScalingOptions::determine< boost::float64_t, 2 > | ( | ndarray::Array< boost::float64_t const, 2, 2 > const & | image, |
ndarray::Array< bool, 2, 2 > const & | mask | ||
) | const |
template ImageScale lsst::afw::fits::ImageScalingOptions::determine< std::int16_t, 2 > | ( | ndarray::Array< std::int16_t const, 2, 2 > const & | image, |
ndarray::Array< bool, 2, 2 > const & | mask | ||
) | const |
template ImageScale lsst::afw::fits::ImageScalingOptions::determine< std::int32_t, 2 > | ( | ndarray::Array< std::int32_t const, 2, 2 > const & | image, |
ndarray::Array< bool, 2, 2 > const & | mask | ||
) | const |
template ImageScale lsst::afw::fits::ImageScalingOptions::determine< std::int64_t, 2 > | ( | ndarray::Array< std::int64_t const, 2, 2 > const & | image, |
ndarray::Array< bool, 2, 2 > const & | mask | ||
) | const |
template ImageScale lsst::afw::fits::ImageScalingOptions::determine< std::uint16_t, 2 > | ( | ndarray::Array< std::uint16_t const, 2, 2 > const & | image, |
ndarray::Array< bool, 2, 2 > const & | mask | ||
) | const |
template ImageScale lsst::afw::fits::ImageScalingOptions::determine< std::uint32_t, 2 > | ( | ndarray::Array< std::uint32_t const, 2, 2 > const & | image, |
ndarray::Array< bool, 2, 2 > const & | mask | ||
) | const |
template ImageScale lsst::afw::fits::ImageScalingOptions::determine< std::uint64_t, 2 > | ( | ndarray::Array< std::uint64_t const, 2, 2 > const & | image, |
ndarray::Array< bool, 2, 2 > const & | mask | ||
) | const |
template ImageScale lsst::afw::fits::ImageScalingOptions::determine< std::uint8_t, 2 > | ( | ndarray::Array< std::uint8_t const, 2, 2 > const & | image, |
ndarray::Array< bool, 2, 2 > const & | mask | ||
) | const |
ndarray::Array<T const, N, N> const lsst::afw::fits::makeContiguousArray | ( | ndarray::Array< T, N, C > const & | array | ) |
Construct a contiguous ndarray.
A deep copy is only performed if the array is not already contiguous.
|
inline |
std::string lsst::afw::fits::makeErrorMessage | ( | std::string const & | fileName = "" , |
int | status = 0 , |
||
std::string const & | msg = "" |
||
) |
Return an error message reflecting FITS I/O errors.
[in] | fileName | FITS filename to be included in the error message. |
[in] | status | The last status value returned by the cfitsio library; if nonzero, the error message will include a description from cfitsio. |
[in] | msg | An additional custom message to include. |
Definition at line 426 of file fits.cc.
|
inline |
std::string lsst::afw::fits::makeErrorMessage | ( | void * | fptr, |
int | status = 0 , |
||
std::string const & | msg = "" |
||
) |
Return an error message reflecting FITS I/O errors.
[in] | fptr | A cfitsio fitsfile pointer to be inspected for a filename. Passed as void* to avoid including fitsio.h in the header file. |
[in] | status | The last status value returned by the cfitsio library; if nonzero, the error message will include a description from cfitsio. |
[in] | msg | An additional custom message to include. |
Definition at line 448 of file fits.cc.
std::string lsst::afw::fits::makeLimitedFitsHeader | ( | lsst::daf::base::PropertySet const & | metadata, |
std::set< std::string > const & | excludeNames = {} |
||
) |
Format a PropertySet into an FITS header string in a simplistic fashion.
This function is designed to format data for creating a WCS. As such, it is quite limited:
[in] | metadata | Metadata to format; if this is a PropertyList then the order of items is preserved |
[in] | excludeNames | Names of entries to exclude from the returned header string |
Definition at line 457 of file fits.cc.
lsst::afw::fits::PYBIND11_MODULE | ( | _fits | , |
mod | |||
) |
Definition at line 255 of file _fits.cc.
std::shared_ptr< daf::base::PropertyList > lsst::afw::fits::readMetadata | ( | fits::Fits & | fitsfile, |
bool | strip = false |
||
) |
Read FITS header.
Includes support for the INHERIT convention: if 'INHERIT = T' is in the header, the PHU will be read as well, and nominated HDU will override any duplicated values.
fitsfile | the file and HDU to be read |
strip | if true , common FITS keys that usually have non-metadata intepretations (e.g. NAXIS, BITPIX) will be ignored. |
Definition at line 1669 of file fits.cc.
std::shared_ptr< daf::base::PropertyList > lsst::afw::fits::readMetadata | ( | fits::MemFileManager & | manager, |
int | hdu = DEFAULT_HDU , |
||
bool | strip = false |
||
) |
Read FITS header.
Includes support for the INHERIT convention: if 'INHERIT = T' is in the header, the PHU will be read as well, and nominated HDU will override any duplicated values.
manager | the in-memory file whose header will be read |
hdu | the HDU to read (0-indexed; 0 is the Primary HDU). |
strip | if true , common FITS keys that usually have non-metadata intepretations (e.g. NAXIS, BITPIX) will be ignored. |
Definition at line 1663 of file fits.cc.
std::shared_ptr< daf::base::PropertyList > lsst::afw::fits::readMetadata | ( | std::string const & | fileName, |
int | hdu = DEFAULT_HDU , |
||
bool | strip = false |
||
) |
Read FITS header.
Includes support for the INHERIT convention: if 'INHERIT = T' is in the header, the PHU will be read as well, and nominated HDU will override any duplicated values.
fileName | the file whose header will be read |
hdu | the HDU to read (0-indexed; 0 is the Primary HDU). |
strip | if true , common FITS keys that usually have non-metadata intepretations (e.g. NAXIS, BITPIX) will be ignored. |
Definition at line 1657 of file fits.cc.
ImageScalingOptions::ScalingAlgorithm lsst::afw::fits::scalingAlgorithmFromString | ( | std::string const & | name | ) |
Interpret scaling algorithm expressed in string.
Definition at line 98 of file fitsCompression.cc.
std::string lsst::afw::fits::scalingAlgorithmToString | ( | ImageScalingOptions::ScalingAlgorithm | algorithm | ) |
void lsst::afw::fits::setAllowImageCompression | ( | bool | allow | ) |
const int lsst::afw::fits::DEFAULT_HDU = INT_MIN |
Specify that the default HDU should be read.
This special HDU number indicates that the first extension should be used if the primary HDU is empty (i.e., has NAXIS=0) and the Primary HDU is the current.
Definition at line 18 of file fitsDefaults.h.