Added thirdparty: boost library

2026-08-13 10:48:08 +00:00 · 2024-01-06 19:55:56 +02:00
parent bf49f439e1
commit bccd1e7051
15683 changed files with 3239840 additions and 0 deletions
@@ -0,0 +1,88 @@
+//
+// Copyright 2012 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_MAKE_SCANLINE_READER_HPP
+#define BOOST_GIL_IO_MAKE_SCANLINE_READER_HPP
+
+#include <boost/gil/detail/mp11.hpp>
+#include <boost/gil/io/get_reader.hpp>
+
+#include <type_traits>
+
+namespace boost { namespace gil {
+
+template <typename String, typename FormatTag>
+inline
+auto make_scanline_reader(String const& file_name, FormatTag const&,
+    typename std::enable_if
+    <
+        mp11::mp_and
+        <
+            detail::is_supported_path_spec<String>,
+            is_format_tag<FormatTag>
+        >::value
+    >::type* /*dummy*/ = nullptr)
+    -> typename get_scanline_reader<String, FormatTag>::type
+{
+    using device_t = typename get_read_device<String, FormatTag>::type;
+    device_t device(
+        detail::convert_to_native_string(file_name),
+        typename detail::file_stream_device<FormatTag>::read_tag());
+
+    return typename get_scanline_reader<String, FormatTag>::type(
+        device, image_read_settings<FormatTag>());
+}
+
+template <typename FormatTag>
+inline
+auto make_scanline_reader(std::wstring const& file_name, FormatTag const&)
+    -> typename get_scanline_reader<std::wstring, FormatTag>::type
+{
+    const char* str = detail::convert_to_native_string( file_name );
+
+    typename get_read_device< std::wstring
+                            , FormatTag
+                            >::type device( str
+                                          , typename detail::file_stream_device< FormatTag >::read_tag()
+                                          );
+
+    delete[] str;
+
+    return typename get_scanline_reader< std::wstring
+                                       , FormatTag
+                                       >::type( device
+                                              , image_read_settings< FormatTag >()
+                                              );
+}
+
+template <typename FormatTag>
+inline
+auto make_scanline_reader(detail::filesystem::path const& path, FormatTag const&)
+    -> typename get_scanline_reader<std::wstring, FormatTag>::type
+{
+    return make_scanline_reader(path.wstring(), image_read_settings<FormatTag>());
+}
+
+template <typename Device, typename FormatTag>
+inline
+auto make_scanline_reader(Device& io_dev, FormatTag const&,
+    typename std::enable_if
+    <
+        mp11::mp_and
+        <
+            detail::is_adaptable_input_device<FormatTag, Device>,
+            is_format_tag<FormatTag>
+        >::value
+    >::type* /*dummy*/ = nullptr)
+    -> typename get_scanline_reader<Device, FormatTag>::type
+{
+    return make_scanline_reader(io_dev, image_read_settings<FormatTag>());
+}
+
+}} // namespace boost::gil
+
+#endif