Файл: vendor/php-ffmpeg/php-ffmpeg/src/FFMpeg/Filters/Video/PadFilter.php
Строк: 100
<?php
/*
* This file is part of PHP-FFmpeg.
*
* (c) Strime <contact@strime.io>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace FFMpegFiltersVideo;
use FFMpegCoordinateDimension;
use FFMpegFiltersAdvancedMediaComplexCompatibleFilter;
use FFMpegFormatVideoInterface;
use FFMpegMediaAdvancedMedia;
use FFMpegMediaVideo;
class PadFilter implements VideoFilterInterface, ComplexCompatibleFilter
{
/** @var Dimension */
private $dimension;
/** @var int */
private $priority;
public function __construct(Dimension $dimension, $priority = 0)
{
$this->dimension = $dimension;
$this->priority = $priority;
}
/**
* {@inheritdoc}
*/
public function getPriority()
{
return $this->priority;
}
/**
* @return Dimension
*/
public function getDimension()
{
return $this->dimension;
}
/**
* Get name of the filter.
*
* @return string
*/
public function getName()
{
return 'pad';
}
/**
* Get minimal version of ffmpeg starting with which this filter is supported.
*
* @return string
*/
public function getMinimalFFMpegVersion()
{
return '0.4.9';
}
/**
* {@inheritdoc}
*/
public function apply(Video $video, VideoInterface $format)
{
return $this->getCommands();
}
/**
* {@inheritdoc}
*/
public function applyComplex(AdvancedMedia $media)
{
return $this->getCommands();
}
/**
* @return array
*/
protected function getCommands()
{
$commands = [];
$commands[] = '-vf';
$commands[] = 'scale=iw*min('.$this->dimension->getWidth().'/iw,'.$this->dimension->getHeight()
.'/ih):ih*min('.$this->dimension->getWidth().'/iw,'.$this->dimension->getHeight().'/ih),pad='
.$this->dimension->getWidth().':'.$this->dimension->getHeight().':('.$this->dimension->getWidth()
.'-iw)/2:('.$this->dimension->getHeight().'-ih)/2';
return $commands;
}
}