boost::gil::read_view

Reads an image view without conversion. No memory is allocated.

Synopsis

Declared in <boost/gil/io/read_view.hpp>

template<
    typename Device,
    typename View,
    typename FormatTag>
void
read_view(
    Device& file,
    View const& view,
    FormatTag const& tag)
requires mp11::mp_and
        <
            typename is_format_tag<FormatTag>::type,
            detail::is_read_device<FormatTag, Device>,
            typename is_read_supported
            <
                typename get_pixel_type<View>::type,
                FormatTag
            >::type
        >::value;

Parameters

Name

Description

file

It's a device. Must satisfy is_input_device metafunction or is_adaptable_input_device.

view

The image view in which the data is read into.

tag

Defines the image format. Must satisfy is_format_tag metafunction.

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