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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 |