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BasicImage< PIXELTYPE, Alloc > Class Template Reference | ![]() |
Fundamental class template for images. More...
#include <vigra/basicimage.hxx>
Public Types | |
| typedef IteratorTraits < traverser >::DefaultAccessor | Accessor |
| typedef Alloc | allocator_type |
| typedef traverser::column_iterator | column_iterator |
| typedef const_traverser::column_iterator | const_column_iterator |
| typedef PIXELTYPE const * | const_iterator |
| typedef PIXELTYPE const * | const_pointer |
| typedef PIXELTYPE const & | const_reference |
| typedef const_traverser::row_iterator | const_row_iterator |
| typedef ConstBasicImageIterator < PIXELTYPE, PIXELTYPE ** > | const_traverser |
| typedef IteratorTraits < const_traverser > ::DefaultAccessor | ConstAccessor |
| typedef ConstBasicImageIterator < PIXELTYPE, PIXELTYPE ** > | ConstIterator |
| typedef PIXELTYPE const * | ConstScanOrderIterator |
| typedef Diff2D | difference_type |
| typedef PIXELTYPE * | iterator |
| typedef BasicImageIterator < PIXELTYPE, PIXELTYPE ** > | Iterator |
| typedef PIXELTYPE | PixelType |
| typedef PIXELTYPE * | pointer |
| typedef PIXELTYPE & | reference |
| typedef traverser::row_iterator | row_iterator |
| typedef PIXELTYPE * | ScanOrderIterator |
| typedef Size2D | size_type |
| typedef BasicImageIterator < PIXELTYPE, PIXELTYPE ** > | traverser |
| typedef PIXELTYPE | value_type |
Public Member Functions | |
| Accessor | accessor () |
| ConstAccessor | accessor () const |
| BasicImage () | |
| BasicImage (Alloc const &alloc) | |
| BasicImage (std::ptrdiff_t width, std::ptrdiff_t height, Alloc const &alloc=Alloc()) | |
| BasicImage (difference_type const &size, Alloc const &alloc=Alloc()) | |
| BasicImage (std::ptrdiff_t width, std::ptrdiff_t height, value_type const &d, Alloc const &alloc=Alloc()) | |
| BasicImage (std::ptrdiff_t width, std::ptrdiff_t height, SkipInitializationTag, Alloc const &alloc=Alloc()) | |
| BasicImage (difference_type const &size, value_type const &d, Alloc const &alloc=Alloc()) | |
| BasicImage (difference_type const &size, SkipInitializationTag, Alloc const &alloc=Alloc()) | |
| BasicImage (std::ptrdiff_t width, std::ptrdiff_t height, const_pointer d, Alloc const &alloc=Alloc()) | |
| BasicImage (difference_type const &size, const_pointer d, Alloc const &alloc=Alloc()) | |
| BasicImage (const BasicImage &rhs) | |
| iterator | begin () |
| const_iterator | begin () const |
| column_iterator | columnBegin (std::ptrdiff_t x) |
| const_column_iterator | columnBegin (std::ptrdiff_t x) const |
| column_iterator | columnEnd (std::ptrdiff_t x) |
| const_column_iterator | columnEnd (std::ptrdiff_t x) const |
| const_pointer | data () const |
| iterator | end () |
| const_iterator | end () const |
| std::ptrdiff_t | height () const |
| BasicImage & | init (value_type const &pixel) |
| bool | isInside (difference_type const &d) const |
| traverser | lowerRight () |
| const_traverser | lowerRight () const |
| reference | operator() (std::ptrdiff_t dx, std::ptrdiff_t dy) |
| const_reference | operator() (std::ptrdiff_t dx, std::ptrdiff_t dy) const |
| BasicImage & | operator= (const BasicImage &rhs) |
| BasicImage & | operator= (value_type pixel) |
| reference | operator[] (difference_type const &d) |
| const_reference | operator[] (difference_type const &d) const |
| pointer | operator[] (std::ptrdiff_t dy) |
| const_pointer | operator[] (std::ptrdiff_t dy) const |
| void | resize (std::ptrdiff_t width, std::ptrdiff_t height) |
| void | resize (difference_type const &size) |
| void | resize (std::ptrdiff_t width, std::ptrdiff_t height, value_type const &d) |
| void | resize (std::ptrdiff_t width, std::ptrdiff_t height, SkipInitializationTag) |
| void | resizeCopy (std::ptrdiff_t width, std::ptrdiff_t height, const_pointer data) |
| void | resizeCopy (const BasicImage &rhs) |
| row_iterator | rowBegin (std::ptrdiff_t y) |
| const_row_iterator | rowBegin (std::ptrdiff_t y) const |
| row_iterator | rowEnd (std::ptrdiff_t y) |
| const_row_iterator | rowEnd (std::ptrdiff_t y) const |
| size_type | size () const |
| void | swap (BasicImage &rhs) |
| traverser | upperLeft () |
| const_traverser | upperLeft () const |
| std::ptrdiff_t | width () const |
| ~BasicImage () | |
Fundamental class template for images.
deprecated, use vigra::MultiArray instead
A customized memory allocator can be specified as a templated argument and passed in the constructor.
#include <vigra/basicimage.hxx>
Namespace: vigra
| typedef PIXELTYPE value_type |
the BasicImage's pixel type
| typedef PIXELTYPE PixelType |
the BasicImage's pixel type
| typedef PIXELTYPE& reference |
the BasicImage's reference type (i.e. the return type of image[diff] and image(dx,dy))
| typedef PIXELTYPE const& const_reference |
the BasicImage's const reference type (i.e. the return type of image[diff] and image(dx,dy) when image is const)
| typedef PIXELTYPE* pointer |
the BasicImage's pointer type
| typedef PIXELTYPE const* const_pointer |
the BasicImage's const pointer type
| typedef PIXELTYPE* iterator |
the BasicImage's 1D random access iterator (note: lower case 'iterator' is a STL compatible 1D random access iterator, don't confuse with capitalized Iterator)
| typedef PIXELTYPE* ScanOrderIterator |
deprecated, use iterator instead
| typedef PIXELTYPE const* const_iterator |
the BasicImage's 1D random access const iterator (note: lower case 'const_iterator' is a STL compatible 1D random access const iterator)
| typedef PIXELTYPE const* ConstScanOrderIterator |
deprecated, use const_iterator instead
| typedef BasicImageIterator<PIXELTYPE, PIXELTYPE **> traverser |
the BasicImage's 2D random access iterator ('traverser')
| typedef BasicImageIterator<PIXELTYPE, PIXELTYPE **> Iterator |
deprecated, use traverser instead
| typedef ConstBasicImageIterator<PIXELTYPE, PIXELTYPE **> const_traverser |
the BasicImage's 2D random access const iterator ('const traverser')
| typedef ConstBasicImageIterator<PIXELTYPE, PIXELTYPE **> ConstIterator |
deprecated, use const_traverser instead
| typedef traverser::row_iterator row_iterator |
the row iterator associated with the traverser
| typedef const_traverser::row_iterator const_row_iterator |
the const row iterator associated with the const_traverser
the column iterator associated with the traverser
the const column iterator associated with the const_traverser
| typedef Diff2D difference_type |
the BasicImage's difference type (argument type of image[diff])
the BasicImage's size type (result type of image.size())
| typedef IteratorTraits<traverser>::DefaultAccessor Accessor |
the BasicImage's default accessor
| typedef IteratorTraits<const_traverser>::DefaultAccessor ConstAccessor |
the BasicImage's default const accessor
| typedef Alloc allocator_type |
the BasicImage's allocator (default: std::allocator<value_type>)
| BasicImage | ( | ) |
construct image of size 0x0
|
explicit |
construct image of size 0x0, use the specified allocator.
| BasicImage | ( | std::ptrdiff_t | width, |
| std::ptrdiff_t | height, | ||
| Alloc const & | alloc = Alloc() |
||
| ) |
construct image of size width x height, use the specified allocator.
|
explicit |
construct image of size size.x x size.y, use the specified allocator.
| BasicImage | ( | std::ptrdiff_t | width, |
| std::ptrdiff_t | height, | ||
| value_type const & | d, | ||
| Alloc const & | alloc = Alloc() |
||
| ) |
construct image of size width*height and initialize every pixel with the value d (use this constructor, if value_type doesn't have a default constructor). Use the specified allocator.
| BasicImage | ( | std::ptrdiff_t | width, |
| std::ptrdiff_t | height, | ||
| SkipInitializationTag | , | ||
| Alloc const & | alloc = Alloc() |
||
| ) |
construct image of size width*height and try to skip initialization of the memory (see BasicImage::resize for details). Use the specified allocator.
|
explicit |
construct image of size size.x x size.y and initialize every pixel with given data (use this constructor, if value_type doesn't have a default constructor). Use the specified allocator.
|
explicit |
construct image of size size.x x size.y and try to skip initialization of the memory (see BasicImage::resize for details). Use the specified allocator.
| BasicImage | ( | std::ptrdiff_t | width, |
| std::ptrdiff_t | height, | ||
| const_pointer | d, | ||
| Alloc const & | alloc = Alloc() |
||
| ) |
construct image of size width*height and copy the data from the given C-style array d. Use the specified allocator.
|
explicit |
construct image of size size.x x size.y and copy the data from the given C-style array. Use the specified allocator.
| BasicImage | ( | const BasicImage< PIXELTYPE, Alloc > & | rhs | ) |
copy rhs image
| ~BasicImage | ( | ) |
destructor
| BasicImage< PIXELTYPE, Alloc > & operator= | ( | const BasicImage< PIXELTYPE, Alloc > & | rhs | ) |
copy rhs image (image is resized if necessary)
| BasicImage< PIXELTYPE, Alloc > & operator= | ( | value_type | pixel | ) |
| BasicImage< PIXELTYPE, Alloc > & init | ( | value_type const & | pixel | ) |
set Image with const value
| void resize | ( | std::ptrdiff_t | width, |
| std::ptrdiff_t | height | ||
| ) |
reset image to specified size (dimensions must not be negative) (old data are kept if new size matches old size)
| void resize | ( | difference_type const & | size | ) |
reset image to specified size (dimensions must not be negative) (old data are kept if new size matches old size)
| void resize | ( | std::ptrdiff_t | width, |
| std::ptrdiff_t | height, | ||
| value_type const & | d | ||
| ) |
reset image to specified size and initialize it with given data (use this if value_type doesn't have a default constructor, dimensions must not be negative, old data are kept if new size matches old size)
| void resize | ( | std::ptrdiff_t | width, |
| std::ptrdiff_t | height, | ||
| SkipInitializationTag | |||
| ) |
reset image to specified size and skip initialization if possible (use this if value_type is a built-in type or TinyVector<builtin>& and the data is immediately overridden afterwards). If value_type requires initialization, SkipInitialization is ignored.
Usage:
| void resizeCopy | ( | std::ptrdiff_t | width, |
| std::ptrdiff_t | height, | ||
| const_pointer | data | ||
| ) |
resize image to given size and initialize by copying data from the C-style array data.
| void resizeCopy | ( | const BasicImage< PIXELTYPE, Alloc > & | rhs | ) |
resize image to size of other image and copy its data
| void swap | ( | BasicImage< PIXELTYPE, Alloc > & | rhs | ) |
swap the internal data with the rhs image in constant time
| std::ptrdiff_t width | ( | ) | const |
width of Image
| std::ptrdiff_t height | ( | ) | const |
height of Image
| size_type size | ( | ) | const |
size of Image
| bool isInside | ( | difference_type const & | d | ) | const |
test whether a given coordinate is inside the image
| reference operator[] | ( | difference_type const & | d | ) |
access pixel at given location.
usage: value_type value = image[Diff2D(1,2)]
| const_reference operator[] | ( | difference_type const & | d | ) | const |
read pixel at given location.
usage: value_type value = image[Diff2D(1,2)]
| reference operator() | ( | std::ptrdiff_t | dx, |
| std::ptrdiff_t | dy | ||
| ) |
access pixel at given location.
usage: value_type value = image(1,2)
| const_reference operator() | ( | std::ptrdiff_t | dx, |
| std::ptrdiff_t | dy | ||
| ) | const |
read pixel at given location.
usage: value_type value = image(1,2)
| pointer operator[] | ( | std::ptrdiff_t | dy | ) |
access pixel at given location. Note that the 'x' index is the trailing index.
usage: value_type value = image[2][1]
| const_pointer operator[] | ( | std::ptrdiff_t | dy | ) | const |
read pixel at given location. Note that the 'x' index is the trailing index.
usage: value_type value = image[2][1]
| traverser upperLeft | ( | ) |
init 2D random access iterator pointing to upper left pixel
| traverser lowerRight | ( | ) |
init 2D random access iterator pointing to pixel(width, height), i.e. one pixel right and below lower right corner of the image as is common in C/C++.
| const_traverser upperLeft | ( | ) | const |
init 2D random access const iterator pointing to upper left pixel
| const_traverser lowerRight | ( | ) | const |
init 2D random access const iterator pointing to pixel(width, height), i.e. one pixel right and below lower right corner of the image as is common in C/C++.
| iterator begin | ( | ) |
init 1D random access iterator pointing to first pixel
| iterator end | ( | ) |
init 1D random access iterator pointing past the end
| const_iterator begin | ( | ) | const |
init 1D random access const iterator pointing to first pixel
| const_iterator end | ( | ) | const |
init 1D random access const iterator pointing past the end
| row_iterator rowBegin | ( | std::ptrdiff_t | y | ) |
init 1D random access iterator pointing to first pixel of row y
| row_iterator rowEnd | ( | std::ptrdiff_t | y | ) |
init 1D random access iterator pointing past the end of row y
| const_row_iterator rowBegin | ( | std::ptrdiff_t | y | ) | const |
init 1D random access const iterator pointing to first pixel of row y
| const_row_iterator rowEnd | ( | std::ptrdiff_t | y | ) | const |
init 1D random access const iterator pointing past the end of row y
| column_iterator columnBegin | ( | std::ptrdiff_t | x | ) |
init 1D random access iterator pointing to first pixel of column x
| column_iterator columnEnd | ( | std::ptrdiff_t | x | ) |
init 1D random access iterator pointing past the end of column x
| const_column_iterator columnBegin | ( | std::ptrdiff_t | x | ) | const |
init 1D random access const iterator pointing to first pixel of column x
| const_column_iterator columnEnd | ( | std::ptrdiff_t | x | ) | const |
init 1D random access const iterator pointing past the end of column x
| const_pointer data | ( | ) | const |
get a pointer to the internal data
| Accessor accessor | ( | ) |
return default accessor
| ConstAccessor accessor | ( | ) | const |
return default const accessor
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© Ullrich Köthe (ullrich.koethe@iwr.uni-heidelberg.de) |
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