LSST Applications g0265f82a02+c6dfa2ddaf,g1162b98a3f+b2075782a9,g2079a07aa2+1b2e822518,g2bbee38e9b+c6dfa2ddaf,g337abbeb29+c6dfa2ddaf,g3ddfee87b4+a60788ef87,g50ff169b8f+2eb0e556e8,g52b1c1532d+90ebb246c7,g555ede804d+a60788ef87,g591dd9f2cf+ba8caea58f,g5ec818987f+864ee9cddb,g858d7b2824+9ee1ab4172,g876c692160+a40945ebb7,g8a8a8dda67+90ebb246c7,g8cdfe0ae6a+4fd9e222a8,g99cad8db69+5e309b7bc6,g9ddcbc5298+a1346535a5,ga1e77700b3+df8f93165b,ga8c6da7877+aa12a14d27,gae46bcf261+c6dfa2ddaf,gb0e22166c9+8634eb87fb,gb3f2274832+d0da15e3be,gba4ed39666+1ac82b564f,gbb8dafda3b+5dfd9c994b,gbeb006f7da+97157f9740,gc28159a63d+c6dfa2ddaf,gc86a011abf+9ee1ab4172,gcf0d15dbbd+a60788ef87,gdaeeff99f8+1cafcb7cd4,gdc0c513512+9ee1ab4172,ge79ae78c31+c6dfa2ddaf,geb67518f79+ba1859f325,geb961e4c1e+f9439d1e6f,gee10cc3b42+90ebb246c7,gf1cff7945b+9ee1ab4172,w.2024.12
LSST Data Management Base Package
Loading...
Searching...
No Matches
Classes | Functions
lsst::afw::fits::detail Namespace Reference

Classes

struct  Bitpix
 FITS BITPIX header value by C++ type. More...
 
struct  Bitpix< double >
 
struct  Bitpix< float >
 
struct  Bitpix< std::int16_t >
 
struct  Bitpix< std::int32_t >
 
struct  Bitpix< std::int64_t >
 
struct  Bitpix< std::uint16_t >
 
struct  Bitpix< std::uint32_t >
 
struct  Bitpix< std::uint64_t >
 
struct  Bitpix< std::uint8_t >
 
class  PixelArray
 Typed array of pixel values. More...
 
class  PixelArrayBase
 Abstract base class for an array of pixel values. More...
 

Functions

template<typename T >
std::shared_ptr< PixelArrayBasemakePixelArray (int bitpix, ndarray::Array< T, 1, 1 > const &array)
 Create a PixelArray suitable for an image with the nominated BITPIX.
 
template<typename T , typename... Args>
dafPlistPtr _readMetadata (T &&fitsparm, bool strip, Args... args)
 

Function Documentation

◆ _readMetadata()

template<typename T , typename... Args>
dafPlistPtr lsst::afw::fits::detail::_readMetadata ( T && fitsparm,
bool strip,
Args... args )

Definition at line 1681 of file fits.cc.

1681 {
1682 fits::Fits fp(fitsparm, "r", fits::Fits::AUTO_CLOSE | fits::Fits::AUTO_CHECK);
1683 fp.setHdu(args...);
1684 return readMetadata(fp, strip);
1685}
A simple struct that combines the two arguments that must be passed to most cfitsio routines and cont...
Definition fits.h:308
bool strip
Definition fits.cc:930

◆ makePixelArray()

template<typename T >
std::shared_ptr< PixelArrayBase > lsst::afw::fits::detail::makePixelArray ( int bitpix,
ndarray::Array< T, 1, 1 > const & array )

Create a PixelArray suitable for an image with the nominated BITPIX.

Parameters
[in]bitpixBits per pixel (0,8,16,32,64,-32,-64) for output.
[in]arrayArray with pixel values to convert.
Returns
A new PixelArray.

Definition at line 134 of file fitsCompression.h.

134 {
135 switch (bitpix) {
136 case 0:
137 return std::make_shared<PixelArray<T>>(array);
138 case 8:
139 return std::make_shared<PixelArray<std::uint8_t>>(array);
140 case 16:
141 return std::make_shared<PixelArray<std::int16_t>>(array);
142 case 32:
143 return std::make_shared<PixelArray<std::int32_t>>(array);
144 case 64:
145 return std::make_shared<PixelArray<std::int64_t>>(array);
146 case -32:
147 return std::make_shared<PixelArray<boost::float32_t>>(array);
148 case -64:
149 return std::make_shared<PixelArray<boost::float64_t>>(array);
150 default:
152 os << "Unrecognized bitpix: " << bitpix;
154 }
155}
#define LSST_EXCEPT(type,...)
Create an exception with a given type.
Definition Exception.h:48
std::ostream * os
Definition Schema.cc:557
Reports invalid arguments.
Definition Runtime.h:66