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    00001 /*
    00002     Copyright 2005-2007 Adobe Systems Incorporated
    00003
    00004     Use, modification and distribution are subject to the Boost Software License,
    00005     Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
    00006     http://www.boost.org/LICENSE_1_0.txt).
    00007
    00008     See http://opensource.adobe.com/gil for most recent version including documentation.
    00009 */
    00010 /*************************************************************************************************/
    00011
    00012 #ifndef GIL_DYNAMICIMAGE_ALGORITHM_HPP
    00013 #define GIL_DYNAMICIMAGE_ALGORITHM_HPP
    00014
    00015 #include "../../algorithm.hpp"
    00016 #include "any_image.hpp"
    00017 #include <boost/bind.hpp>
    00018
    00027
    00028 namespace boost { namespace gil {
    00029
    00030 namespace detail {
    00031     struct equal_pixels_fn : public binary_operation_obj<equal_pixels_fn,bool> {
    00032         template <typename V1, typename V2>
    00033         GIL_FORCEINLINE bool apply_compatible(const V1& v1, const V2& v2) const {
    00034             return equal_pixels(v1,v2);
    00035         }
    00036     };
    00037 } // namespace detail
    00038
    00040 template <typename Types1,  // Model MPL Random Access Container of models of ImageViewConcept
    00041           typename View2>   // Model MutableImageViewConcept
    00042 bool equal_pixels(const any_image_view<Types1>& src, const View2& dst) {
    00043     return apply_operation(src,boost::bind(detail::equal_pixels_fn(), _1, dst));
    00044 }
    00045
    00047 template <typename View1,   // Model ImageViewConcept
    00048           typename Types2>  // Model MPL Random Access Container of models of MutableImageViewConcept
    00049 bool equal_pixels(const View1& src, const any_image_view<Types2>& dst) {
    00050     return apply_operation(dst,boost::bind(detail::equal_pixels_fn(), src, _1));
    00051 }
    00052
    00054 template <typename Types1,  // Model MPL Random Access Container of models of ImageViewConcept
    00055           typename Types2>  // Model MPL Random Access Container of models of MutableImageViewConcept
    00056 bool equal_pixels(const any_image_view<Types1>& src, const any_image_view<Types2>& dst) {
    00057     return apply_operation(src,dst,detail::equal_pixels_fn());
    00058 }
    00059
    00060 namespace detail {
    00061     struct copy_pixels_fn : public binary_operation_obj<copy_pixels_fn> {
    00062         template <typename View1, typename View2>
    00063         GIL_FORCEINLINE void apply_compatible(const View1& src, const View2& dst) const {
    00064             copy_pixels(src,dst);
    00065         }
    00066     };
    00067 }
    00068
    00070 template <typename Types1,  // Model MPL Random Access Container of models of ImageViewConcept
    00071           typename View2>   // Model MutableImageViewConcept
    00072 void copy_pixels(const any_image_view<Types1>& src, const View2& dst) {
    00073     apply_operation(src,boost::bind(detail::copy_pixels_fn(), _1, dst));
    00074 }
    00075
    00077 template <typename View1,   // Model ImageViewConcept
    00078           typename Types2>  // Model MPL Random Access Container of models of MutableImageViewConcept
    00079 void copy_pixels(const View1& src, const any_image_view<Types2>& dst) {
    00080     apply_operation(dst,boost::bind(detail::copy_pixels_fn(), src, _1));
    00081 }
    00082
    00084 template <typename Types1,  // Model MPL Random Access Container of models of ImageViewConcept
    00085           typename Types2>  // Model MPL Random Access Container of models of MutableImageViewConcept
    00086 void copy_pixels(const any_image_view<Types1>& src, const any_image_view<Types2>& dst) {
    00087     apply_operation(src,dst,detail::copy_pixels_fn());
    00088 }
    00089
    00090
    00091
    00092 //forward declaration for default_color_converter (see full definition in color_convert.hpp)
    00093 struct default_color_converter;
    00094
    00096 template <typename Types1,  // Model MPL Random Access Container of models of ImageViewConcept
    00097           typename View2,   // Model MutableImageViewConcept
    00098           typename CC>      // Model ColorConverterConcept
    00099 void copy_and_convert_pixels(const any_image_view<Types1>& src, const View2& dst, CC cc) {
    00100     apply_operation(src,boost::bind(detail::copy_and_convert_pixels_fn<CC>(cc), _1, dst));
    00101 }
    00102
    00104 template <typename Types1,  // Model MPL Random Access Container of models of ImageViewConcept
    00105           typename View2>   // Model MutableImageViewConcept
    00106 void copy_and_convert_pixels(const any_image_view<Types1>& src, const View2& dst) {
    00107     apply_operation(src,boost::bind(detail::copy_and_convert_pixels_fn<default_color_converter>(), _1, dst));
    00108 }
    00109
    00111 template <typename View1,   // Model ImageViewConcept
    00112           typename Types2,  // Model MPL Random Access Container of models of MutableImageViewConcept
    00113           typename CC>      // Model ColorConverterConcept
    00114 void copy_and_convert_pixels(const View1& src, const any_image_view<Types2>& dst, CC cc) {
    00115     apply_operation(dst,boost::bind(detail::copy_and_convert_pixels_fn<CC>(cc), src, _1));
    00116 }
    00117
    00119 template <typename View1,   // Model ImageViewConcept
    00120           typename Types2>  // Model MPL Random Access Container of models of MutableImageViewConcept
    00121 void copy_and_convert_pixels(const View1& src, const any_image_view<Types2>& dst) {
    00122     apply_operation(dst,boost::bind(detail::copy_and_convert_pixels_fn<default_color_converter>(), src, _1));
    00123 }
    00124
    00126 template <typename Types1,  // Model MPL Random Access Container of models of ImageViewConcept
    00127           typename Types2,  // Model MPL Random Access Container of models of MutableImageViewConcept
    00128           typename CC>      // Model ColorConverterConcept
    00129 void copy_and_convert_pixels(const any_image_view<Types1>& src, const any_image_view<Types2>& dst, CC cc) {
    00130     apply_operation(src,dst,detail::copy_and_convert_pixels_fn<CC>(cc));
    00131 }
    00132
    00134 template <typename Types1,  // Model MPL Random Access Container of models of ImageViewConcept
    00135           typename Types2>  // Model MPL Random Access Container of models of MutableImageViewConcept
    00136 void copy_and_convert_pixels(const any_image_view<Types1>& src, const any_image_view<Types2>& dst) {
    00137     apply_operation(src,dst,detail::copy_and_convert_pixels_fn<default_color_converter>());
    00138 }
    00139
    00140 namespace detail {
    00141 template <bool COMPATIBLE> struct fill_pixels_fn1 {
    00142     template <typename V, typename Value> static void apply(const V& src, const Value& val) { fill_pixels(src,val); }
    00143 };
    00144
    00145 // copy_pixels invoked on incompatible images
    00146 template <> struct fill_pixels_fn1<false> {
    00147     template <typename V, typename Value> static void apply(const V& src, const Value& val) { throw std::bad_cast();}
    00148 };
    00149
    00150 template <typename Value>
    00151 struct fill_pixels_fn {
    00152     fill_pixels_fn(const Value& val) : _val(val) {}
    00153
    00154     typedef void result_type;
    00155     template <typename V> result_type operator()(const V& img_view) const {
    00156         fill_pixels_fn1<pixels_are_compatible<typename V::value_type, Value>::value>::apply(img_view,_val);
    00157     }
    00158     Value _val;
    00159 };
    00160 }
    00161
    00164 template <typename Types, // Model MPL Random Access Container of models of MutableImageViewConcept
    00165           typename Value>
    00166 void fill_pixels(const any_image_view<Types>& img_view, const Value& val) {
    00167     apply_operation(img_view,detail::fill_pixels_fn<Value>(val));
    00168 }
    00169
    00170
    00171 } }  // namespace boost::gil
    00172
    00173 #endif