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<?php |
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/** |
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* Copyright 2019 Amin Yazdanpanah<http://www.aminyazdanpanah.com>. |
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* |
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* Licensed under the MIT License; |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* https://opensource.org/licenses/MIT |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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namespace AYazdanpanah\FFMpegStreaming; |
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use AYazdanpanah\FFMpegStreaming\Filters\Filter; |
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use AYazdanpanah\FFMpegStreaming\Traits\Formats; |
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abstract class Export |
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{ |
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use Formats; |
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/** @var object */ |
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protected $media; |
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/** @var Filter */ |
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protected $filter; |
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/** @var array */ |
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protected $path_info; |
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/** |
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* Export constructor. |
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* @param Media $media |
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*/ |
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public function __construct(Media $media) |
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{ |
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$this->media = $media; |
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} |
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/** |
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* @param string $path |
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* @return Export |
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*/ |
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public function save(string $path = null): Export |
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{ |
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$path = $this->getPath($path); |
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$this->setFilter(); |
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$this->media->addFilter( |
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$this->getFilter() |
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); |
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$this->media->save( |
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$this->getFormat(), |
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$path |
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); |
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return $this; |
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} |
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/** |
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* @return Filter |
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*/ |
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abstract protected function getFilter(): Filter; |
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/** |
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* @return mixed |
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*/ |
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abstract protected function setFilter(); |
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private function getPath($path): string |
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{ |
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$this->path_info = $path_parts = (null === $path) ? $this->media->getPathInfo() : pathinfo($path); |
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$dirname = str_replace("\\", "/", $path_parts["dirname"]); |
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Helper::makeDir($dirname); |
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$filename = substr($path_parts["filename"], -50); |
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if ($this instanceof DASH) { |
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$path = $dirname . "/" . $filename . ".mpd"; |
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} elseif ($this instanceof HLS) { |
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$path = $dirname . "/" . $filename . "_" . end($this->getRepresentations())->getHeight() . "p.m3u8"; |
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ExportHLSPlaylist::savePlayList($dirname . "/" . $filename . ".m3u8", $this->getRepresentations(), $filename); |
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} |
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return $path; |
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} |
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/** |
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* @return array |
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*/ |
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public function getPathInfo(): array |
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{ |
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return $this->path_info; |
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} |
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} |
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