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<?php |
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/** |
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* This file is part of the PHP-FFmpeg-video-streaming package. |
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* |
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* (c) Amin Yazdanpanah <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Streaming; |
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use FFMpeg\Exception\ExceptionInterface; |
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use Streaming\Clouds\Cloud; |
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use Streaming\Exception\InvalidArgumentException; |
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use Streaming\Exception\RuntimeException; |
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use Streaming\Filters\StreamFilterInterface; |
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use Streaming\Traits\Formats; |
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abstract class Stream implements StreamInterface |
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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 string */ |
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protected $path; |
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/** @var string */ |
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protected $tmp_dir; |
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/** @var string */ |
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protected $uri; |
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/** |
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* Stream 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 = $media; |
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$this->path = $media->getPath(); |
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} |
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/** |
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* @return object|Media |
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*/ |
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public function getMedia(): Media |
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{ |
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return $this->media; |
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} |
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/** |
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* @return bool |
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*/ |
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public function isTmpDir(): bool |
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{ |
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return (bool)$this->tmp_dir; |
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} |
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/** |
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* @param int $option |
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* @return string |
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*/ |
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public function getPathInfo(int $option): string |
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{ |
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return pathinfo($this->path, $option); |
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} |
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/** |
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* @param string|null $path |
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*/ |
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private function moveTmp(?string $path): void |
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{ |
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if ($this->isTmpDir() && !is_null($path)) { |
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File::move($this->tmp_dir, dirname($path)); |
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$this->path = $path; |
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$this->tmp_dir = ''; |
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} |
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} |
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/** |
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* @param array $clouds |
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* @param string $path |
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*/ |
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private function clouds(array $clouds, ?string $path): void |
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{ |
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if (!empty($clouds)) { |
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Cloud::uploadDirectory($clouds, $this->tmp_dir); |
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$this->moveTmp($path); |
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} |
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} |
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/** |
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* @return string |
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*/ |
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protected function getFilePath(): string |
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{ |
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return str_replace( |
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"\\", |
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"/", |
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$this->getPathInfo(PATHINFO_DIRNAME) . "/" . $this->getPathInfo(PATHINFO_FILENAME) |
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); |
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} |
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/** |
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* @return string |
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*/ |
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abstract protected function getPath(): string; |
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/** |
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* @return StreamFilterInterface |
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*/ |
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abstract protected function getFilter(): StreamFilterInterface; |
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/** |
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* Run FFmpeg to package media content |
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*/ |
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private function run(): void |
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{ |
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try { |
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$this->media |
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->addFilter($this->getFilter()) |
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->save($this->getFormat(), $this->getPath()); |
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} catch (ExceptionInterface $e) { |
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throw new RuntimeException("An error occurred while saving files: " . $e->getMessage(), $e->getCode(), $e); |
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} |
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} |
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/** |
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* @param $path |
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* @param $clouds |
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*/ |
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private function paths(?string $path, array $clouds): void |
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{ |
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if (!empty($clouds)) { |
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$this->tmp_dir = File::tmpDir(); |
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$this->path = $this->tmp_dir . basename($path ?? $this->path); |
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} elseif (!is_null($path)) { |
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if (strlen($path) > PHP_MAXPATHLEN) { |
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throw new InvalidArgumentException("The path is too long"); |
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} |
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File::makeDir(dirname($path)); |
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$this->path = $path; |
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} elseif ($this->media->isTmp()) { |
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throw new InvalidArgumentException("You need to specify a path. It is not possible to save to a tmp directory"); |
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} |
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} |
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/** |
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* @param string $path |
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* @param array $clouds |
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* @return mixed |
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*/ |
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public function save(string $path = null, array $clouds = []): Stream |
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{ |
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$this->paths($path, $clouds); |
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$this->run(); |
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$this->clouds($clouds, $path); |
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return $this; |
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} |
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/** |
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* @param string $url |
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*/ |
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public function live(string $url): void |
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{ |
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$this->path = $this->uri = $url; |
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$this->run(); |
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} |
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/** |
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* @return Metadata |
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*/ |
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public function metadata(): Metadata |
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{ |
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return new Metadata($this); |
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} |
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/** |
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* clear tmp files |
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*/ |
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public function __destruct() |
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{ |
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// make sure that FFmpeg process has benn terminated |
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sleep(1); |
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if ($this->media->isTmp()) { |
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File::remove($this->media->getPath()); |
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} |
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if ($this->tmp_dir) { |
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File::remove($this->tmp_dir); |
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} |
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if ($this instanceof HLS && $this->tmp_key_info_file) { |
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File::remove($this->getHlsKeyInfoFile()); |
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} |
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} |
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} |
aminyazdanpanah /
PHP-FFmpeg-video-streaming
