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<?php |
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namespace ProtoneMedia\LaravelFFMpeg\Drivers; |
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use Closure; |
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use FFMpeg\Coordinate\Dimension; |
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use FFMpeg\Filters\Audio\SimpleFilter; |
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use FFMpeg\Filters\FilterInterface; |
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use FFMpeg\Filters\Video\ResizeFilter; |
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use Illuminate\Support\Collection; |
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use ProtoneMedia\LaravelFFMpeg\Exporters\MediaExporter; |
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use ProtoneMedia\LaravelFFMpeg\FFMpeg\LegacyFilterMapping; |
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use ProtoneMedia\LaravelFFMpeg\Filesystem\Media; |
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use ProtoneMedia\LaravelFFMpeg\Filters\WatermarkFactory; |
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trait InteractsWithFilters |
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{ |
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/** |
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* @var \Illuminate\Support\Collection |
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*/ |
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protected $pendingComplexFilters; |
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/** |
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* Returns an array with the filters applied to the underlying media object. |
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* |
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* @return array |
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*/ |
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public function getFilters(): array |
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{ |
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return iterator_to_array($this->media->getFiltersCollection()); |
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} |
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/** |
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* Helper method to provide multiple ways to add a filter to the underlying |
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* media object. |
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* |
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* @return self |
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*/ |
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public function addFilter(): self |
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{ |
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$arguments = func_get_args(); |
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// to support '[in]filter[out]' complex filters |
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if ($this->isAdvancedMedia() && count($arguments) === 3) { |
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$this->media->filters()->custom(...$arguments); |
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return $this; |
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} |
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// use a callback to add a filter |
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if ($arguments[0] instanceof Closure) { |
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call_user_func_array($arguments[0], [$this->media->filters()]); |
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return $this; |
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} |
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// use an object to add a filter |
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if ($arguments[0] instanceof FilterInterface) { |
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call_user_func_array([$this->media, 'addFilter'], $arguments); |
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return $this; |
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} |
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// use a single array with parameters to define a filter |
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if (is_array($arguments[0])) { |
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$this->media->addFilter(new SimpleFilter($arguments[0])); |
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return $this; |
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} |
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// use all function arguments as a filter |
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$this->media->addFilter(new SimpleFilter($arguments)); |
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return $this; |
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} |
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/** |
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* Calls the callable with a WatermarkFactory instance and |
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* adds the freshly generated WatermarkFilter. |
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* |
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* @param callable $withWatermarkFactory |
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* @return self |
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*/ |
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public function addWatermark(callable $withWatermarkFactory): self |
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{ |
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$withWatermarkFactory( |
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$watermarkFactory = new WatermarkFactory |
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); |
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return $this->addFilter($watermarkFactory->get()); |
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} |
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/** |
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* Shortcut for adding a Resize filter. |
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* |
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* @param int $width |
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* @param int $height |
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* @param string $mode |
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* @param boolean $forceStandards |
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* @return self |
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*/ |
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public function resize($width, $height, $mode = ResizeFilter::RESIZEMODE_FIT, $forceStandards = true): self |
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{ |
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$dimension = new Dimension($width, $height); |
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$filter = new ResizeFilter($dimension, $mode, $forceStandards); |
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return $this->addFilter($filter); |
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} |
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/** |
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* Maps the arguments into a 'LegacyFilterMapping' instance and |
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* pushed it to the 'pendingComplexFilters' collection. These |
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* filters will be applied later on by the MediaExporter. |
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*/ |
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public function addFilterAsComplexFilter($in, $out, ...$arguments): self |
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{ |
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$this->pendingComplexFilters->push(new LegacyFilterMapping( |
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$in, |
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$out, |
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...$arguments |
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)); |
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return $this; |
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} |
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/** |
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* Getter for the pending complex filters. |
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* |
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* @return \Illuminate\Support\Collection |
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*/ |
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public function getPendingComplexFilters(): Collection |
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{ |
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return $this->pendingComplexFilters; |
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} |
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} |
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protonemedia /
laravel-ffmpeg
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