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lib/AI/MXNet/NDArray.pm  view on Meta::CPAN

=head2 imdecode

    Decode an image from string. Requires OpenCV to work.

    Parameters
    ----------
    $str_img : str
        binary image data
    :$clip_rect : iterable of 4 int
        clip decoded image to rectangle (x0, y0, x1, y1)
    :$out= : Maybe[NDArray]
        output buffer. can be 3 dimensional (c, h, w) or 4 dimensional (n, c, h, w)
    :$index : int
        output decoded image to i-th slice of 4 dimensional buffer
    :$channels=3 : int
        number of channels to output. Decode to grey scale when channels = 1.
    $mean= : Maybe[NDArray]
        subtract mean from decode image before outputting.
=cut

method imdecode($str_img, ArrayRef[Int] :$clip_rect=[0, 0, 0, 0],
                Maybe[AI::MXNet::NDArray] :$out=, Int :$index=0, Int :$channels=3, Maybe[AI::MXNet::NDArray] :$mean=)
{
    return __PACKAGE__->_imdecode(