FM / io

/usr/include/boost/gil/io

Name	Size	Mode	Actions
base.hpp	2799	0644	edit dl rm
bit_operations.hpp	3764	0644	edit dl rm
conversion_policies.hpp	2958	0644	edit dl rm
device.hpp	16689	0644	edit dl rm
dynamic_io_new.hpp	3079	0644	edit dl rm
error.hpp	579	0644	edit dl rm
get_reader.hpp	3932	0644	edit dl rm
get_read_device.hpp	1403	0644	edit dl rm
get_writer.hpp	2452	0644	edit dl rm
get_write_device.hpp	1335	0644	edit dl rm
io.hpp	3635	0644	edit dl rm
make_backend.hpp	3606	0644	edit dl rm
make_dynamic_image_reader.hpp	4436	0644	edit dl rm
make_dynamic_image_writer.hpp	5376	0644	edit dl rm
make_reader.hpp	5670	0644	edit dl rm
make_scanline_reader.hpp	3108	0644	edit dl rm
make_writer.hpp	4565	0644	edit dl rm
path_spec.hpp	3940	0644	edit dl rm
reader_base.hpp	3323	0644	edit dl rm
read_and_convert_image.hpp	10030	0644	edit dl rm
read_and_convert_view.hpp	10067	0644	edit dl rm
read_image.hpp	10090	0644	edit dl rm
read_image_info.hpp	3830	0644	edit dl rm
read_view.hpp	5993	0644	edit dl rm
row_buffer_helper.hpp	5172	0644	edit dl rm
scanline_read_iterator.hpp	2333	0644	edit dl rm
typedefs.hpp	2980	0644	edit dl rm
write_view.hpp	7095	0644	edit dl rm

Edit: /usr/include/boost/gil/io/reader_base.hpp (3323B)

#include <boost/gil/io/base.hpp>

#include <boost/assert.hpp>

namespace boost { namespace gil {

/// Reader Base Class
///
/// It provides some basic functionality which is shared for all readers.
/// For instance, it recreates images when necessary. It checks whether
/// user supplied coordinates are valid.
///
/// @tparam FormatTag        A format tag, like jpeg_tag.
/// @tparam ConversionPolicy Conversion policy, see coversion_policies.hpp.
template< typename FormatTag
        , typename ConversionPolicy
        >
struct reader_base
{
public:

///
    /// Default Constructor
    ///
    reader_base()
    :_cc_policy()
    {}

///
    /// Constructor
    ///
    reader_base( const ConversionPolicy& cc )
    :_cc_policy( cc )
    {}

/// Initializes an image. But also does some check ups.
    ///
    /// @tparam Image Image which implements boost::gil's ImageConcept.
    ///
    /// @param img  The image.
    /// @param info The image read info.
    template< typename Image >
    void init_image( Image&                                  img
                   , const image_read_settings< FormatTag >& settings
                   )
    {
        //setup( backend._settings._dim );

BOOST_ASSERT(settings._dim.x && settings._dim.y);

img.recreate( settings._dim.x
                    , settings._dim.y
                    );
    }

template< typename View >
    void init_view( const View&                             view
                  , const image_read_settings< FormatTag >&
                  )
    {
        setup( view.dimensions() );
    }

private:

void setup( const point_t& /* dim */ )
    {
        //check_coordinates( dim );

//if( dim == point_t( 0, 0 ))
        //{
        //    _settings._dim.x = _info._width;
        //    _settings._dim.y = _info._height;
        //}
        //else
        //{
        //    _settings._dim = dim;
        //}
    }

void check_coordinates( const point_t& /* dim */ )
    {
       //using int_t = point_t::value_type;

//int_t width  = static_cast< int_t >( _info._width  );
       //int_t height = static_cast< int_t >( _info._height );

//io_error_if( (  _settings._top_left.x < 0
       //             || _settings._top_left.y < 0
       //             || dim.x < 0
       //             || dim.y < 0
       //             )
       //          , "User provided view has incorrect size." );

//io_error_if( (  ( width  ) <  _settings._top_left.x
       //             && ( width  ) <= dim.x
       //             && ( height ) <  _settings._top_left.y
       //             && ( height ) <= dim.y  )
       //          , "User provided view has incorrect size."       );

//io_error_if( (  ( _settings._top_left.x + dim.x ) > width
       //             || ( _settings._top_left.y + dim.y ) > height
       //            )
       //          , "User provided view has incorrect size." );
    }

protected:

ConversionPolicy _cc_policy;
};

} // namespace gil
} // namespace boost

#endif

// // Copyright 2007-2008 Christian Henning // // Distributed under the Boost Software License, Version 1.0 // See accompanying file LICENSE_1_0.txt or copy at // http://www.boost.org/LICENSE_1_0.txt // #ifndef BOOST_GIL_IO_READER_BASE_HPP #define BOOST_GIL_IO_READER_BASE_HPP #include #include namespace boost { namespace gil { /// Reader Base Class /// /// It provides some basic functionality which is shared for all readers. /// For instance, it recreates images when necessary. It checks whether /// user supplied coordinates are valid. /// /// @tparam FormatTag A format tag, like jpeg_tag. /// @tparam ConversionPolicy Conversion policy, see coversion_policies.hpp. template< typename FormatTag , typename ConversionPolicy > struct reader_base { public: /// /// Default Constructor /// reader_base() :_cc_policy() {} /// /// Constructor /// reader_base( const ConversionPolicy& cc ) :_cc_policy( cc ) {} /// Initializes an image. But also does some check ups. /// /// @tparam Image Image which implements boost::gil's ImageConcept. /// /// @param img The image. /// @param info The image read info. template< typename Image > void init_image( Image& img , const image_read_settings< FormatTag >& settings ) { //setup( backend._settings._dim ); BOOST_ASSERT(settings._dim.x && settings._dim.y); img.recreate( settings._dim.x , settings._dim.y ); } template< typename View > void init_view( const View& view , const image_read_settings< FormatTag >& ) { setup( view.dimensions() ); } private: void setup( const point_t& /* dim */ ) { //check_coordinates( dim ); //if( dim == point_t( 0, 0 )) //{ // _settings._dim.x = _info._width; // _settings._dim.y = _info._height; //} //else //{ // _settings._dim = dim; //} } void check_coordinates( const point_t& /* dim */ ) { //using int_t = point_t::value_type; //int_t width = static_cast< int_t >( _info._width ); //int_t height = static_cast< int_t >( _info._height ); //io_error_if( ( _settings._top_left.x < 0 // || _settings._top_left.y < 0 // || dim.x < 0 // || dim.y < 0 // ) // , "User provided view has incorrect size." ); //io_error_if( ( ( width ) < _settings._top_left.x // && ( width ) <= dim.x // && ( height ) < _settings._top_left.y // && ( height ) <= dim.y ) // , "User provided view has incorrect size." ); //io_error_if( ( ( _settings._top_left.x + dim.x ) > width // || ( _settings._top_left.y + dim.y ) > height // ) // , "User provided view has incorrect size." ); } protected: ConversionPolicy _cc_policy; }; } // namespace gil } // namespace boost #endif