Added boost header

test/external/boost/gil/extension/io/tiff_dynamic_io.hpp

@@ -0,0 +1,135 @@
+/*
+    Copyright 2005-2007 Adobe Systems Incorporated
+   
+    Use, modification and distribution are subject to 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).
+
+    See http://opensource.adobe.com/gil for most recent version including documentation.
+*/
+
+/*************************************************************************************************/
+
+#ifndef GIL_TIFF_DYNAMIC_IO_H
+#define GIL_TIFF_DYNAMIC_IO_H
+
+/// \file
+/// \brief  Support for reading and writing TIFF files
+///         Requires libtiff!
+/// \author Hailin Jin and Lubomir Bourdev \n
+///         Adobe Systems Incorporated
+/// \date   2005-2007 \n Last updated June 10, 2006
+//
+// We are currently providing the following functions:
+// template <typename Images> void tiff_read_image(const char*,any_image<Images>)
+// template <typename Views> void tiff_write_view(const char*,any_image_view<Views>)
+//
+
+#include <string>
+#include <boost/mpl/bool.hpp>
+#include "../dynamic_image/dynamic_image_all.hpp"
+#include "io_error.hpp"
+#include "tiff_io.hpp"
+#include "dynamic_io.hpp"
+
+namespace boost { namespace gil {
+
+namespace detail {
+
+struct tiff_write_is_supported {
+    template<typename View> struct apply
+        : public mpl::bool_<tiff_write_support<View>::is_supported> {};
+};
+
+class tiff_writer_dynamic : public tiff_writer {
+public:
+    typedef void result_type;
+    tiff_writer_dynamic(const char* filename) : tiff_writer(filename) {}
+
+    template <typename Views>
+    void write_view(const any_image_view<Views>& runtime_view) {
+        dynamic_io_fnobj<tiff_write_is_supported, tiff_writer> op(this);
+        apply_operation(runtime_view,op);
+    }
+};
+
+class tiff_type_format_checker {
+    int _bit_depth;
+    int _color_type;
+public:
+    tiff_type_format_checker(int bit_depth_in,int color_type_in) :
+        _bit_depth(bit_depth_in),_color_type(color_type_in) {}
+    template <typename Image>
+    bool apply() {
+        return tiff_read_support<typename Image::view_t>::bit_depth==_bit_depth &&
+               tiff_read_support<typename Image::view_t>::color_type==_color_type;
+    }
+};
+
+struct tiff_read_is_supported {
+    template<typename View> struct apply
+        : public mpl::bool_<tiff_read_support<View>::is_supported> {};
+};
+
+class tiff_reader_dynamic : public tiff_reader {
+public:
+    tiff_reader_dynamic(const char* filename) : tiff_reader(filename) {}
+
+    template <typename Images>
+    void read_image(any_image<Images>& im) {
+        int width,height;
+        unsigned short bps,photometric;
+        TIFFGetField(_tp,TIFFTAG_IMAGEWIDTH,&width);
+        TIFFGetField(_tp,TIFFTAG_IMAGELENGTH,&height);
+        TIFFGetField(_tp,TIFFTAG_BITSPERSAMPLE,&bps);
+        TIFFGetField(_tp,TIFFTAG_PHOTOMETRIC,&photometric);
+        if (!construct_matched(im,tiff_type_format_checker(bps,photometric))) {
+            io_error("tiff_reader_dynamic::read_image(): no matching image type between those of the given any_image and that of the file");
+        } else {
+            im.recreate(width,height);
+            dynamic_io_fnobj<tiff_read_is_supported, tiff_reader> op(this);
+            apply_operation(view(im),op);
+        }
+    }
+};
+
+} // namespace detail
+
+/// \ingroup TIFF_IO
+/// \brief reads a TIFF image into a run-time instantiated image
+/// Opens the given tiff file name, selects the first type in Images whose color space and channel are compatible to those of the image file
+/// and creates a new image of that type with the dimensions specified by the image file.
+/// Throws std::ios_base::failure if none of the types in Images are compatible with the type on disk.
+template <typename Images>
+inline void tiff_read_image(const char* filename,any_image<Images>& im) {
+    detail::tiff_reader_dynamic m(filename);
+    m.read_image(im);
+}
+
+/// \ingroup TIFF_IO
+/// \brief reads a TIFF image into a run-time instantiated image
+template <typename Images>
+inline void tiff_read_image(const std::string& filename,any_image<Images>& im) {
+    tiff_read_image(filename.c_str(),im);
+}
+
+/// \ingroup TIFF_IO
+/// \brief Saves the currently instantiated view to a tiff file specified by the given tiff image file name.
+/// Throws std::ios_base::failure if the currently instantiated view type is not supported for writing by the I/O extension 
+/// or if it fails to create the file.
+template <typename Views>
+inline void tiff_write_view(const char* filename,const any_image_view<Views>& runtime_view) {
+    detail::tiff_writer_dynamic m(filename);
+    m.write_view(runtime_view);
+}
+
+/// \ingroup TIFF_IO
+/// \brief Saves the currently instantiated view to a tiff file specified by the given tiff image file name.
+template <typename Views>
+inline void tiff_write_view(const std::string& filename,const any_image_view<Views>& runtime_view) {
+    tiff_write_view(filename.c_str(),runtime_view);
+}
+
+} }  // namespace boost::gil
+
+#endif