<?php
namespace ProtoneMedia\LaravelFFMpeg\FFMpeg;
use Alchemy\BinaryDriver\Exception\ExecutionFailureException;
use FFMpeg\Exception\RuntimeException;
use FFMpeg\FFProbe as FFMpegFFProbe;
class FFProbe extends FFMpegFFProbe
{
/**
* @var \ProtoneMedia\LaravelFFMpeg\Filesystem\Media|\ProtoneMedia\LaravelFFMpeg\Filesystem\MediaOnNetwork
*/
protected $media;
public function setMedia($media): self
{
$this->media = $media;
return $this;
}
/**
* Create a new instance of this class with the instance of the underlying library.
*
* @param \FFMpeg\FFProbe $probe
* @return self
*/
public static function make(FFMpegFFProbe $probe): self
{
if ($probe instanceof FFProbe) {
return $probe;
}
return new static($probe->getFFProbeDriver(), $probe->getCache());
}
private function shouldUseCustomProbe($pathfile): bool
{
if (!$this->media) {
return false;
}
if ($this->media->getLocalPath() !== $pathfile) {
return false;
}
if (empty($this->media->getCompiledInputOptions())) {
return false;
}
if (!$this->getOptionsTester()->has('-show_streams')) {
throw new RuntimeException('This version of ffprobe is too old and does not support `-show_streams` option, please upgrade');
}
return true;
}
/**
* Probes the streams contained in a given file.
*
* @param string $pathfile
* @return \FFMpeg\FFProbe\DataMapping\StreamCollection
* @throws \FFMpeg\Exception\InvalidArgumentException
* @throws \FFMpeg\Exception\RuntimeException
*/
public function streams($pathfile)
{
if (!$this->shouldUseCustomProbe($pathfile)) {
return parent::streams($pathfile);
}
return $this->probeStreams($pathfile, '-show_streams', static::TYPE_STREAMS);
}
/**
* Probes the format of a given file.
*
* @param string $pathfile
* @return \FFMpeg\FFProbe\DataMapping\Format A Format object
* @throws \FFMpeg\Exception\InvalidArgumentException
* @throws \FFMpeg\Exception\RuntimeException
*/
public function format($pathfile)
{
if (!$this->shouldUseCustomProbe($pathfile)) {
return parent::format($pathfile);
}
return $this->probeStreams($pathfile, '-show_format', static::TYPE_FORMAT);
}
/**
* This is just copy-paste from FFMpeg\FFProbe...
* It prepends the command with the input options.
*/
private function probeStreams($pathfile, $command, $type, $allowJson = true)
{
$commands = array_merge(
$this->media->getCompiledInputOptions(),
[$pathfile, $command]
);
$parseIsToDo = false;
if ($allowJson && $this->getOptionsTester()->has('-print_format')) {
// allowed in latest PHP-FFmpeg version
$commands[] = '-print_format';
$commands[] = 'json';
} elseif ($allowJson && $this->getOptionsTester()->has('-of')) {
// option has changed in avconv 9
$commands[] = '-of';
$commands[] = 'json';
} else {
$parseIsToDo = true;
}
try {
$output = $this->getFFProbeDriver()->command($commands);
} catch (ExecutionFailureException $e) {
throw new RuntimeException(sprintf('Unable to probe %s', $pathfile), $e->getCode(), $e);
}
if ($parseIsToDo) {
$data = $this->getParser()->parse($type, $output);
} else {
try {
$data = @json_decode($output, true);
if (JSON_ERROR_NONE !== json_last_error()) {
throw new RuntimeException(sprintf('Unable to parse json %s', $output));
}
} catch (RuntimeException $e) {
return $this->probeStreams($pathfile, $command, $type, false);
}
}
return $this->getMapper()->map($type, $data);
}
}