NAME
App::ImageInfoUtils - Utilities related to getting (metadata)
information from images
VERSION
This document describes version 0.004 of App::ImageInfoUtils (from Perl
distribution App-ImageInfoUtils), released on 2021-05-25.
FUNCTIONS
image_info
Usage:
image_info(%args) -> [$status_code, $reason, $payload, \%result_meta]
Get information about image files.
This function is not exported.
Arguments ('*' denotes required arguments):
* files* => *array[filename]*
Returns an enveloped result (an array).
First element ($status_code) is an integer containing HTTP status code
(200 means OK, 4xx caller error, 5xx function error). Second element
($reason) is a string containing error message, or "OK" if status is
200. Third element ($payload) is optional, the actual result. Fourth
element (%result_meta) is called result metadata and is optional, a hash
that contains extra information.
Return value: (any)
image_is_landscape
Usage:
image_is_landscape(%args) -> [$status_code, $reason, $payload, \%result_meta]
Return exit code 0 if image is landscape.
This function is not exported.
Arguments ('*' denotes required arguments):
* file* => *filename*
* quiet => *true*
Don't output anything on command-line, just return appropriate exit
code.
Returns an enveloped result (an array).
First element ($status_code) is an integer containing HTTP status code
(200 means OK, 4xx caller error, 5xx function error). Second element
($reason) is a string containing error message, or "OK" if status is
200. Third element ($payload) is optional, the actual result. Fourth
element (%result_meta) is called result metadata and is optional, a hash
that contains extra information.
Return value: (any)
image_is_portrait
Usage:
image_is_portrait(%args) -> [$status_code, $reason, $payload, \%result_meta]
Return exit code 0 if image is portrait.
This function is not exported.
Arguments ('*' denotes required arguments):
* file* => *filename*
* quiet => *true*
Don't output anything on command-line, just return appropriate exit
code.
Returns an enveloped result (an array).
First element ($status_code) is an integer containing HTTP status code
(200 means OK, 4xx caller error, 5xx function error). Second element
($reason) is a string containing error message, or "OK" if status is
200. Third element ($payload) is optional, the actual result. Fourth
element (%result_meta) is called result metadata and is optional, a hash
that contains extra information.
Return value: (any)
image_orientation
Usage:
image_orientation(%args) -> [$status_code, $reason, $payload, \%result_meta]
Return orientation of image.
This function is not exported.
Arguments ('*' denotes required arguments):
* file* => *filename*
Returns an enveloped result (an array).
First element ($status_code) is an integer containing HTTP status code
(200 means OK, 4xx caller error, 5xx function error). Second element
($reason) is a string containing error message, or "OK" if status is
200. Third element ($payload) is optional, the actual result. Fourth
element (%result_meta) is called result metadata and is optional, a hash
that contains extra information.
Return value: (any)
HOMEPAGE
Please visit the project's homepage at
<https://metacpan.org/release/App-ImageInfoUtils>.
SOURCE
Source repository is at
<https://github.com/perlancar/perl-App-ImageInfoUtils>.
BUGS
Please report any bugs or feature requests on the bugtracker website
<https://rt.cpan.org/Public/Dist/Display.html?Name=App-ImageInfoUtils>
When submitting a bug or request, please include a test-file or a patch
to an existing test-file that illustrates the bug or desired feature.
AUTHOR
perlancar <perlancar@cpan.org>
COPYRIGHT AND LICENSE
This software is copyright (c) 2021, 2019 by perlancar@cpan.org.
This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.