1 | /* |
2 | Copyright 2005-2007 Adobe Systems Incorporated |
3 | |
4 | Use, modification and distribution are subject to the Boost Software License, |
5 | Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
6 | http://www.boost.org/LICENSE_1_0.txt). |
7 | |
8 | See http://stlab.adobe.com/gil for most recent version including documentation. |
9 | */ |
10 | /*************************************************************************************************/ |
11 | |
12 | #ifndef GIL_DEVICE_N_H |
13 | #define GIL_DEVICE_N_H |
14 | |
15 | |
16 | //////////////////////////////////////////////////////////////////////////////////////// |
17 | /// \file |
18 | /// \brief Support for color space of N channels and variants |
19 | /// \author Lubomir Bourdev and Hailin Jin \n |
20 | /// Adobe Systems Incorporated |
21 | /// \date 2005-2009 \n Last updated on February 20, 2009 |
22 | //////////////////////////////////////////////////////////////////////////////////////// |
23 | |
24 | #include <cstddef> |
25 | #include "gil_config.hpp" |
26 | #include "utilities.hpp" |
27 | #include "metafunctions.hpp" |
28 | #include <boost/type_traits.hpp> |
29 | #include <boost/mpl/range_c.hpp> |
30 | #include <boost/mpl/vector_c.hpp> |
31 | |
32 | namespace boost { namespace gil { |
33 | |
34 | /// \brief unnamed color |
35 | /// \ingroup ColorNameModel |
36 | template <int N> struct devicen_color_t {}; |
37 | |
38 | template <int N> struct devicen_t; |
39 | |
40 | /// \brief unnamed color space of one channel |
41 | /// \ingroup ColorSpaceModel |
42 | template <> struct devicen_t<1> : public mpl::vector1<devicen_color_t<0> > {}; |
43 | |
44 | /// \brief unnamed color space of two channels |
45 | /// \ingroup ColorSpaceModel |
46 | template <> struct devicen_t<2> : public mpl::vector2<devicen_color_t<0>, devicen_color_t<1> > {}; |
47 | |
48 | /// \brief unnamed color space of three channels |
49 | /// \ingroup ColorSpaceModel |
50 | template <> struct devicen_t<3> : public mpl::vector3<devicen_color_t<0>, devicen_color_t<1>, devicen_color_t<2> > {}; |
51 | |
52 | /// \brief unnamed color space of four channels |
53 | /// \ingroup ColorSpaceModel |
54 | template <> struct devicen_t<4> : public mpl::vector4<devicen_color_t<0>, devicen_color_t<1>, devicen_color_t<2>, devicen_color_t<3> > {}; |
55 | |
56 | /// \brief unnamed color space of five channels |
57 | /// \ingroup ColorSpaceModel |
58 | template <> struct devicen_t<5> : public mpl::vector5<devicen_color_t<0>, devicen_color_t<1>, devicen_color_t<2>, devicen_color_t<3>, devicen_color_t<4> > {}; |
59 | |
60 | /// \brief unnamed color layout of up to five channels |
61 | /// \ingroup LayoutModel |
62 | template <int N> struct devicen_layout_t : public layout<devicen_t<N> > {}; |
63 | |
64 | /// \ingroup ImageViewConstructors |
65 | /// \brief from 2-channel planar data |
66 | template <typename IC> |
67 | inline typename type_from_x_iterator<planar_pixel_iterator<IC,devicen_t<2> > >::view_t |
68 | planar_devicen_view(std::size_t width, std::size_t height, IC c0, IC c1, std::ptrdiff_t rowsize_in_bytes) { |
69 | typedef typename type_from_x_iterator<planar_pixel_iterator<IC,devicen_t<2> > >::view_t view_t; |
70 | return view_t(width, height, typename view_t::locator(typename view_t::x_iterator(c0,c1), rowsize_in_bytes)); |
71 | } |
72 | |
73 | /// \ingroup ImageViewConstructors |
74 | /// \brief from 3-channel planar data |
75 | template <typename IC> |
76 | inline typename type_from_x_iterator<planar_pixel_iterator<IC,devicen_t<3> > >::view_t |
77 | planar_devicen_view(std::size_t width, std::size_t height, IC c0, IC c1, IC c2, std::ptrdiff_t rowsize_in_bytes) { |
78 | typedef typename type_from_x_iterator<planar_pixel_iterator<IC,devicen_t<3> > >::view_t view_t; |
79 | return view_t(width, height, typename view_t::locator(typename view_t::x_iterator(c0,c1,c2), rowsize_in_bytes)); |
80 | } |
81 | |
82 | /// \ingroup ImageViewConstructors |
83 | /// \brief from 4-channel planar data |
84 | template <typename IC> |
85 | inline typename type_from_x_iterator<planar_pixel_iterator<IC,devicen_t<4> > >::view_t |
86 | planar_devicen_view(std::size_t width, std::size_t height, IC c0, IC c1, IC c2, IC c3, std::ptrdiff_t rowsize_in_bytes) { |
87 | typedef typename type_from_x_iterator<planar_pixel_iterator<IC,devicen_t<4> > >::view_t view_t; |
88 | return view_t(width, height, typename view_t::locator(typename view_t::x_iterator(c0,c1,c2,c3), rowsize_in_bytes)); |
89 | } |
90 | |
91 | /// \ingroup ImageViewConstructors |
92 | /// \brief from 5-channel planar data |
93 | template <typename IC> |
94 | inline typename type_from_x_iterator<planar_pixel_iterator<IC,devicen_t<5> > >::view_t |
95 | planar_devicen_view(std::size_t width, std::size_t height, IC c0, IC c1, IC c2, IC c3, IC c4, std::ptrdiff_t rowsize_in_bytes) { |
96 | typedef typename type_from_x_iterator<planar_pixel_iterator<IC,devicen_t<5> > >::view_t view_t; |
97 | return view_t(width, height, typename view_t::locator(typename view_t::x_iterator(c0,c1,c2,c3,c4), rowsize_in_bytes)); |
98 | } |
99 | |
100 | } } // namespace boost::gil |
101 | |
102 | #endif |
103 | |