I/O

Support for reading and writing images to file. More...

Modules
	JPEG I/O
	Support for reading and writing JPEG image files.
	TIFF I/O
	Support for reading and writing TIFF image files.
	PNG I/O
	Support for reading and writing PNG image files.

Functions
template<typename Reader , typename Image >
void	read_and_convert_image (Reader &reader, Image &img, typename std::enable_if< mp11::mp_and< detail::is_reader< Reader >, is_format_tag< typename Reader::format_tag_t > >::value >::type *=nullptr)
	Reads and color-converts an image. Image memory is allocated. More...
template<typename Reader , typename View >
void	read_and_convert_view (Reader &reader, View const &view, typename std::enable_if< mp11::mp_and< detail::is_reader< Reader >, is_format_tag< typename Reader::format_tag_t > >::value >::type *=nullptr)
	Reads and color-converts an image view. No memory is allocated. More...
template<typename Reader , typename Image >
void	read_image (Reader reader, Image &img, typename std::enable_if< mp11::mp_and< detail::is_reader< Reader >, is_format_tag< typename Reader::format_tag_t >, is_read_supported< typename get_pixel_type< typename Image::view_t >::type, typename Reader::format_tag_t > >::value >::type *=nullptr)
	Reads an image without conversion. Image memory is allocated. More...
template<typename Device , typename FormatTag >
auto	read_image_info (Device &file, image_read_settings< FormatTag > const &settings, typename std::enable_if< mp11::mp_and< detail::is_adaptable_input_device< FormatTag, Device >, is_format_tag< FormatTag > >::value >::type *=nullptr) -> typename get_reader_backend< Device, FormatTag >::type
	Returns the image format backend. Backend is format specific. More...
template<typename Reader , typename View >
void	read_view (Reader reader, View const &view, typename std::enable_if< mp11::mp_and< detail::is_reader< Reader >, typename is_format_tag< typename Reader::format_tag_t >::type, typename is_read_supported< typename get_pixel_type< View >::type, typename Reader::format_tag_t >::type >::value >::type *=nullptr)
	Reads an image view without conversion. No memory is allocated. More...
template<typename Writer , typename View >
void	write_view (Writer &writer, View const &view, typename std::enable_if< mp11::mp_and< typename detail::is_writer< Writer >::type, typename is_format_tag< typename Writer::format_tag_t >::type, typename is_write_supported< typename get_pixel_type< View >::type, typename Writer::format_tag_t >::type >::value >::type *=nullptr)
template<typename Device , typename View , typename FormatTag >
void	write_view (Device &device, View const &view, FormatTag const &tag, typename std::enable_if< mp11::mp_and< typename detail::is_write_device< FormatTag, Device >::type, typename is_format_tag< FormatTag >::type, typename is_write_supported< typename get_pixel_type< View >::type, FormatTag >::type >::value >::type *=nullptr)
template<typename String , typename View , typename FormatTag >
void	write_view (String const &file_name, View const &view, FormatTag const &tag, typename std::enable_if< mp11::mp_and< typename detail::is_supported_path_spec< String >::type, typename is_format_tag< FormatTag >::type, typename is_write_supported< typename get_pixel_type< View >::type, FormatTag >::type >::value >::type *=nullptr)
template<typename Device , typename View , typename FormatTag , typename Log >
void	write_view (Device &device, View const &view, image_write_info< FormatTag, Log > const &info, typename std::enable_if< mp11::mp_and< typename detail::is_write_device< FormatTag, Device >::type, typename is_format_tag< FormatTag >::type, typename is_write_supported< typename get_pixel_type< View >::type, FormatTag >::type >::value >::type *=nullptr)
template<typename String , typename View , typename FormatTag , typename Log >
void	write_view (String const &file_name, View const &view, image_write_info< FormatTag, Log > const &info, typename std::enable_if< mp11::mp_and< typename detail::is_supported_path_spec< String >::type, typename is_format_tag< FormatTag >::type, typename is_write_supported< typename get_pixel_type< View >::type, FormatTag >::type >::value >::type *=nullptr)
template<typename Device , typename Views , typename FormatTag , typename Log >
void	write_view (Device &device, any_image_view< Views > const &views, image_write_info< FormatTag, Log > const &info, typename std::enable_if< mp11::mp_and< typename detail::is_write_device< FormatTag, Device >::type, typename is_format_tag< FormatTag >::type >::value >::type *=0)

Detailed Description

Support for reading and writing images to file.

Function Documentation

read_and_convert_image()

void boost::gil::read_and_convert_image ( Reader &  reader, Image &  img, typename std::enable_if< mp11::mp_and< detail::is_reader< Reader >, is_format_tag< typename Reader::format_tag_t > >::value >::type *  = nullptr  )

inline

Reads and color-converts an image. Image memory is allocated.

Parameters

reader	An image reader.
img	The image in which the data is read into.
settings	Specifies read settings depending on the image format.
cc	Color converter function object.

Exceptions

std::ios_base::failure

read_and_convert_view()

void boost::gil::read_and_convert_view ( Reader &  reader, View const &  view, typename std::enable_if< mp11::mp_and< detail::is_reader< Reader >, is_format_tag< typename Reader::format_tag_t > >::value >::type *  = nullptr  )

inline

Reads and color-converts an image view. No memory is allocated.

Parameters

reader	An image reader.
img	The image in which the data is read into.
settings	Specifies read settings depending on the image format.
cc	Color converter function object.

Exceptions

std::ios_base::failure

read_image()

void boost::gil::read_image ( Reader  reader, Image &  img, typename std::enable_if< mp11::mp_and< detail::is_reader< Reader >, is_format_tag< typename Reader::format_tag_t >, is_read_supported< typename get_pixel_type< typename Image::view_t >::type, typename Reader::format_tag_t > >::value >::type *  = nullptr  )

inline

Reads an image without conversion. Image memory is allocated.

Parameters

reader	An image reader.
img	The image in which the data is read into. Must satisfy is_read_supported metafunction.

Exceptions

std::ios_base::failure

read_image_info()

auto boost::gil::read_image_info ( Device &  file, image_read_settings< FormatTag > const &  settings, typename std::enable_if< mp11::mp_and< detail::is_adaptable_input_device< FormatTag, Device >, is_format_tag< FormatTag > >::value >::type *  = nullptr  ) -> typename get_reader_backend<Device, FormatTag>::type

inline

Returns the image format backend. Backend is format specific.

Parameters

file	It's a device. Must satisfy is_adaptable_input_device metafunction.
settings	Specifies read settings depending on the image format.

Returns

image_read_info object dependent on the image format.

Exceptions

std::ios_base::failure

read_view()

void boost::gil::read_view ( Reader  reader, View const &  view, typename std::enable_if< mp11::mp_and< detail::is_reader< Reader >, typename is_format_tag< typename Reader::format_tag_t >::type, typename is_read_supported< typename get_pixel_type< View >::type, typename Reader::format_tag_t >::type >::value >::type *  = nullptr  )

inline

Reads an image view without conversion. No memory is allocated.

Parameters

reader	An image reader.
view	The image view in which the data is read into.
settings	Specifies read settings depending on the image format.

Exceptions

std::ios_base::failure