111c153428* GitHub actions + style fixes + updated packages * Fixed workflows dir * Support for PHP 8.1 (#1) * Update README.md * Revert some changes from upstream
123 lines
3.3 KiB
PHP
123 lines
3.3 KiB
PHP
<?php
|
|
|
|
/*
|
|
* This file is part of PHP-FFmpeg.
|
|
*
|
|
* (c) Alchemy <info@alchemy.fr>
|
|
*
|
|
* For the full copyright and license information, please view the LICENSE
|
|
* file that was distributed with this source code.
|
|
*/
|
|
|
|
namespace FFMpeg\Coordinate;
|
|
|
|
use FFMpeg\Exception\InvalidArgumentException;
|
|
|
|
class TimeCode
|
|
{
|
|
//see http://www.dropframetimecode.org/
|
|
private $hours;
|
|
private $minutes;
|
|
private $seconds;
|
|
private $frames;
|
|
|
|
public function __construct($hours, $minutes, $seconds, $frames)
|
|
{
|
|
$this->hours = $hours;
|
|
$this->minutes = $minutes;
|
|
$this->seconds = $seconds;
|
|
$this->frames = $frames;
|
|
}
|
|
|
|
public function __toString()
|
|
{
|
|
return sprintf('%02d:%02d:%02d.%02d', $this->hours, $this->minutes, $this->seconds, $this->frames);
|
|
}
|
|
|
|
/**
|
|
* Creates timecode from string.
|
|
*
|
|
* @param string $timecode
|
|
*
|
|
* @return TimeCode
|
|
*
|
|
* @throws InvalidArgumentException In case an invalid timecode is supplied
|
|
*/
|
|
public static function fromString($timecode)
|
|
{
|
|
$days = 0;
|
|
|
|
if (preg_match('/^[0-9]+:[0-9]+:[0-9]+:[0-9]+\.[0-9]+$/', $timecode)) {
|
|
list($days, $hours, $minutes, $seconds, $frames) = sscanf($timecode, '%d:%d:%d:%d.%d');
|
|
} elseif (preg_match('/^[0-9]+:[0-9]+:[0-9]+:[0-9]+:[0-9]+$/', $timecode)) {
|
|
list($days, $hours, $minutes, $seconds, $frames) = sscanf($timecode, '%d:%d:%d:%d:%d');
|
|
} elseif (preg_match('/^[0-9]+:[0-9]+:[0-9]+\.[0-9]+$/', $timecode)) {
|
|
list($hours, $minutes, $seconds, $frames) = sscanf($timecode, '%d:%d:%d.%s');
|
|
} elseif (preg_match('/^[0-9]+:[0-9]+:[0-9]+:[0-9]+$/', $timecode)) {
|
|
list($hours, $minutes, $seconds, $frames) = sscanf($timecode, '%d:%d:%d:%s');
|
|
} else {
|
|
throw new InvalidArgumentException(sprintf('Unable to parse timecode %s', $timecode));
|
|
}
|
|
|
|
$hours += $days * 24;
|
|
|
|
return new static($hours, $minutes, $seconds, $frames);
|
|
}
|
|
|
|
/**
|
|
* Creates timecode from number of seconds.
|
|
*
|
|
* @param float $quantity
|
|
*
|
|
* @return TimeCode
|
|
*/
|
|
public static function fromSeconds($quantity)
|
|
{
|
|
$minutes = $hours = $frames = 0;
|
|
|
|
$frames = round(100 * ($quantity - floor($quantity)));
|
|
$seconds = floor($quantity);
|
|
|
|
if ($seconds > 59) {
|
|
$minutes = floor($seconds / 60);
|
|
$seconds = $seconds % 60;
|
|
}
|
|
if ($minutes > 59) {
|
|
$hours = floor($minutes / 60);
|
|
$minutes = $minutes % 60;
|
|
}
|
|
|
|
return new static($hours, $minutes, $seconds, $frames);
|
|
}
|
|
|
|
/**
|
|
* Returns this timecode in seconds.
|
|
*
|
|
* @return int
|
|
*/
|
|
public function toSeconds()
|
|
{
|
|
$seconds = 0;
|
|
|
|
$seconds += $this->hours * 60 * 60;
|
|
$seconds += $this->minutes * 60;
|
|
$seconds += $this->seconds;
|
|
|
|
// TODO: Handle frames?
|
|
|
|
return (int) $seconds;
|
|
}
|
|
|
|
/**
|
|
* Helper function wether `$timecode` is after this one.
|
|
*
|
|
* @param TimeCode $timecode The Timecode to compare
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function isAfter(TimeCode $timecode)
|
|
{
|
|
// convert everything to seconds and compare
|
|
return $this->toSeconds() > $timecode->toSeconds();
|
|
}
|
|
}
|