boost::gil::read_image

Reads an image without conversion. Image memory is allocated.

Synopsis

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

template<
    typename Device,
    typename Image,
    typename FormatTag>
void
read_image(
    Device& file,
    Image& img,
    image_read_settings<FormatTag> const& settings)
requires mp11::mp_and
        <
            detail::is_read_device<FormatTag, Device>,
            is_format_tag<FormatTag>,
            is_read_supported
            <
                typename get_pixel_type<typename Image::view_t>::type,
                FormatTag
            >
        >::value;

Parameters

Name

Description

file

It's a device. Must satisfy is_input_device metafunction.

img

The image in which the data is read into. Must satisfy is_read_supported metafunction.

settings

Specifies read settings depending on the image format.

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