Uxmp\Core\Component\Io\Transcoder\FfmpegTranscoder

Complexity

Total Complexity

6

Size/Duplication

Total Lines	48
Duplicated Lines	0 %

Test Coverage

Coverage

100%

Importance

Changes	1
Bugs	0	Features	0

3 Methods

Rating	Name	Duplication	Size	Complexity
A	setFilePath()	0	4	1
A	__construct()	0	6	1
A	getHandle()	0	27	4

<?php

declare(strict_types=1);

namespace Uxmp\Core\Component\Io\Transcoder;

use RuntimeException;
use Uxmp\Core\Component\Config\ConfigProviderInterface;
use Uxmp\Core\Component\Io\Lib\PopenWrapperInterface;

final class FfmpegTranscoder implements TranscoderInterface
{
    private ?string $file_path = null;

    public function __construct(
        private readonly ConfigProviderInterface $configProvider,
        private readonly PopenWrapperInterface $popenWrapper,
        private string $codec,
        private int $bitrate,
    ) {
    }

    public function setFilePath(string $file_path): self
    {
        $this->file_path = $file_path;
        return $this;
    }

    /**
     * @return resource
     */
    public function getHandle(): mixed
    {
        $transcodingConfig = $this->configProvider->getTranscodingConfig();

        if (!in_array($this->bitrate, $transcodingConfig['allowed_bitrates'], true)) {
            $this->bitrate = $transcodingConfig['bitrate'];
        }

        if (!in_array($this->codec, $transcodingConfig['allowed_codecs'], true)) {
            $this->codec = $transcodingConfig['codec'];
        }

        $command = sprintf(
            'ffmpeg -i %s -vn -nostats -ar 44100 -ac 2 -b:a %dk -f %s pipe:1 2>/dev/null',
            escapeshellarg((string)$this->file_path),
            $this->bitrate,
            escapeshellarg($this->codec),
        );

        $handle = $this->popenWrapper->run($command);

        if ($handle === null) {
            // throw dedicated exception
            throw new RuntimeException();
        }

        return $handle;
    }
}