mauron85/make_timelapse.php

## make_timelapse.php
<?php

$now = time();

$currentYear = date("Y", $now);
$currentMonth = date("m", $now);
$currentDay = date("d", $now);
$currentHour = date('G', $now);
$currentMinute = intval(date('i', $now));

$dir = realpath(dirname(__DIR__))
    . DIRECTORY_SEPARATOR . 'cam'
    . DIRECTORY_SEPARATOR . $currentYear
    . DIRECTORY_SEPARATOR . $currentMonth
    . DIRECTORY_SEPARATOR . $currentDay;

shell_exec('LD_LIBRARY_PATH=$LD_LIBRARY_PATH:' . realpath(__DIR__) . ' '
    . realpath(__DIR__) . DIRECTORY_SEPARATOR . 'gepm.log -y -r 10 -pattern_type glob -i "'
    . $dir . DIRECTORY_SEPARATOR . '*.jpg" -s hd720 -vcodec libvpx -qmin 0 -qmax 50 -crf 3 -b:v 1M -an '
    . $dir . DIRECTORY_SEPARATOR. 'timelapse.webm </dev/null >/dev/null 2>timelapse.log &');

//print_r($output);

## timelapse.php
<?php

define('SNAPSHOT_DIR', 'cam');
define('FILE_PATTERN', '/timelapse.webm/');
define('DAY_IN_SECONDS', (3600 * 24));
define('NOT_AVAILABLE_MSG', 'Timelapse not available');

$relDay = is_numeric($_GET['rel_day']) ? intval($_GET['rel_day']) : 0;
$tonight = strtotime('today midnight');
$timestamp = $tonight + (DAY_IN_SECONDS * $relDay);
$year = date('Y', $timestamp);
$month = date('m', $timestamp);
$day = date('d', $timestamp);

$dir = SNAPSHOT_DIR
    . DIRECTORY_SEPARATOR . $year
    . DIRECTORY_SEPARATOR . $month
    . DIRECTORY_SEPARATOR . $day;
$realDir = realpath(__DIR__) . DIRECTORY_SEPARATOR . $dir;

// get array of files within $dir, alphabetically sorted descending (newest first)
$files = @scandir($realDir, 1);
if ($files === false) {
    header('HTTP/1.0 404 Not Found');
    show_placeholder(NOT_AVAILABLE_MSG);
    exit(1);
}

// get most recent uploaded file
$file = get_latest_file($files);

if ($file === false) {
    header('HTTP/1.0 404 Not Found');
    show_placeholder(NOT_AVAILABLE_MSG);
    exit(1);
}

$filePath = $realDir . DIRECTORY_SEPARATOR . $file;
$fileTimestamp = filemtime($filePath);
$expire = gmdate('D, d M Y H:i:s', ($tonight + DAY_IN_SECONDS)) . ' GMT';

header('Expires: ' . $expire);
header('Pragma: cache');

?>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="sk" lang="sk">
  <head>
    <title>Penzión Hello - Vysoké Tatry, ubytovanie, timelapse</title>
    <style>
      body,html {
        margin: 0;
        padding: 0;
        background: #000;
      }
    </style>
  </head>
  <body>

<?php

echo '<video src="' . $dir . DIRECTORY_SEPARATOR . $file . '" with="720" height="405" controls autoplay />';

function get_latest_file($files) {
    foreach ($files as $file) {
        if (preg_match(FILE_PATTERN, $file, $matches) === 1) {
            return $file;
        }
    }
    return false;
}

function show_placeholder($text) {
    /**
     * Dynamic Dummy Image Generator — as seen on DummyImage.com
     *
     * This script enables you to create placeholder images in a breeze.
     * Please refer to the README on how to use it.
     *
     * (Original idea by Russel Heimlich. When I first published this script,
     * DummyImage.com was not Open Source, so I had to write a small script to
     * replace the function on my own server.)
     *
     * @author  Fabian Beiner <fb@fabianbeiner.de>
     * @license MIT
     * @link    https://github.com/FabianBeiner/PHP-Dummy-Image-Generator/
     * @version 0.3.0 <2017-12-26>
     */

    /**
     * Handle the “size” parameter.
     */
    $size = '640x480';
    list($imgWidth, $imgHeight) = explode('x', $size . 'x');
    if ($imgHeight === '') {
        $imgHeight = $imgWidth;
    }
    $filterOptions = array(
        'options' => array(
            'min_range' => 0,
            'max_range' => 9999
        )
    );
    if (filter_var($imgWidth, FILTER_VALIDATE_INT, $filterOptions) === false) {
        $imgWidth = '640';
    }
    if (filter_var($imgHeight, FILTER_VALIDATE_INT, $filterOptions) === false) {
        $imgHeight = '480';
    }

    /**
     * Handle the “type” parameter.
     */
    $type = 'png';

    /**
     * Handle the “text” parameter.
     */
    $encoding = mb_detect_encoding($text, 'UTF-8, ISO-8859-1');
    if ($encoding !== 'UTF-8') {
        $text = mb_convert_encoding($text, 'UTF-8', $encoding);
    }
    $text = mb_encode_numericentity($text,
                                    array(0x0, 0xffff, 0, 0xffff),
                                    'UTF-8');

    /**
     * Handle the “bg” parameter.
     */
    $bg = '000000';
    list($bgRed, $bgGreen, $bgBlue) = sscanf($bg, '%02x%02x%02x');

    /**
     * Handle the “color” parameter.
     */
    $color = 'FFFFFF';
    list($colorRed, $colorGreen, $colorBlue) = sscanf($color, '%02x%02x%02x');

    /**
     * Define the typeface settings.
     */
    $fontFile = realpath(__DIR__) . DIRECTORY_SEPARATOR . 'RobotoMono-Regular.ttf';
    if ( ! is_readable($fontFile)) {
        $fontFile = 'arial';
    }

    $fontSize = round(($imgWidth - 50) / 8);
    if ($fontSize <= 9) {
        $fontSize = 9;
    }

    /**
     * Generate the image.
     */
    $image     = imagecreatetruecolor($imgWidth, $imgHeight);
    $colorFill = imagecolorallocate($image, $colorRed, $colorGreen, $colorBlue);
    $bgFill    = imagecolorallocate($image, $bgRed, $bgGreen, $bgBlue);
    imagefill($image, 0, 0, $bgFill);
    $textBox = imagettfbbox($fontSize, 0, $fontFile, $text);

    while ($textBox[4] >= $imgWidth) {
        $fontSize -= round($fontSize / 2);
        $textBox  = imagettfbbox($fontSize, 0, $fontFile, $text);
        if ($fontSize <= 9) {
            $fontSize = 9;
            break;
        }
    }
    $textWidth  = abs($textBox[4] - $textBox[0]);
    $textHeight = abs($textBox[5] - $textBox[1]);
    $textX      = ($imgWidth - $textWidth) / 2;
    $textY      = ($imgHeight + $textHeight) / 2;
    imagettftext($image, $fontSize, 0, $textX, $textY, $colorFill, $fontFile, $text);

    /**
     * Return the image and destroy it afterwards.
     */
    switch ($type) {
        case 'png':
            header('Content-Type: image/png');
            imagepng($image, null, 9);
            break;
        case 'gif':
            header('Content-Type: image/gif');
            imagegif($image);
            break;
        case 'jpg':
        case 'jpeg':
            header('Content-Type: image/jpeg');
            imagejpeg($image);
            break;
    }
    imagedestroy($image);
}
?>
    <script src="//www.google-analytics.com/urchin.js" type="text/javascript"></script>
    <script type="text/javascript">
       _uacct = "UA-199075-1";
       urchinTracker();
    </script>
  </body>
</html>
	<?php

	$now = time();

	$currentYear = date("Y", $now);
	$currentMonth = date("m", $now);
	$currentDay = date("d", $now);
	$currentHour = date('G', $now);
	$currentMinute = intval(date('i', $now));

	$dir = realpath(dirname(__DIR__))
	. DIRECTORY_SEPARATOR . 'cam'
	. DIRECTORY_SEPARATOR . $currentYear
	. DIRECTORY_SEPARATOR . $currentMonth
	. DIRECTORY_SEPARATOR . $currentDay;

	shell_exec('LD_LIBRARY_PATH=$LD_LIBRARY_PATH:' . realpath(__DIR__) . ' '
	. realpath(__DIR__) . DIRECTORY_SEPARATOR . 'gepm.log -y -r 10 -pattern_type glob -i "'
	. $dir . DIRECTORY_SEPARATOR . '*.jpg" -s hd720 -vcodec libvpx -qmin 0 -qmax 50 -crf 3 -b:v 1M -an '
	. $dir . DIRECTORY_SEPARATOR. 'timelapse.webm </dev/null >/dev/null 2>timelapse.log &');

	//print_r($output);
	<?php

	define('SNAPSHOT_DIR', 'cam');
	define('FILE_PATTERN', '/timelapse.webm/');
	define('DAY_IN_SECONDS', (3600 * 24));
	define('NOT_AVAILABLE_MSG', 'Timelapse not available');

	$relDay = is_numeric($_GET['rel_day']) ? intval($_GET['rel_day']) : 0;
	$tonight = strtotime('today midnight');
	$timestamp = $tonight + (DAY_IN_SECONDS * $relDay);
	$year = date('Y', $timestamp);
	$month = date('m', $timestamp);
	$day = date('d', $timestamp);

	$dir = SNAPSHOT_DIR
	. DIRECTORY_SEPARATOR . $year
	. DIRECTORY_SEPARATOR . $month
	. DIRECTORY_SEPARATOR . $day;
	$realDir = realpath(__DIR__) . DIRECTORY_SEPARATOR . $dir;

	// get array of files within $dir, alphabetically sorted descending (newest first)
	$files = @scandir($realDir, 1);
	if ($files === false) {
	header('HTTP/1.0 404 Not Found');
	show_placeholder(NOT_AVAILABLE_MSG);
	exit(1);
	}

	// get most recent uploaded file
	$file = get_latest_file($files);

	if ($file === false) {
	header('HTTP/1.0 404 Not Found');
	show_placeholder(NOT_AVAILABLE_MSG);
	exit(1);
	}

	$filePath = $realDir . DIRECTORY_SEPARATOR . $file;
	$fileTimestamp = filemtime($filePath);
	$expire = gmdate('D, d M Y H:i:s', ($tonight + DAY_IN_SECONDS)) . ' GMT';

	header('Expires: ' . $expire);
	header('Pragma: cache');

	?>

	<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
	<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="sk" lang="sk">
	<head>
	<title>Penzión Hello - Vysoké Tatry, ubytovanie, timelapse</title>
	<style>
	body,html {
	margin: 0;
	padding: 0;
	background: #000;
	}
	</style>
	</head>
	<body>

	<?php

	echo '<video src="' . $dir . DIRECTORY_SEPARATOR . $file . '" with="720" height="405" controls autoplay />';

	function get_latest_file($files) {
	foreach ($files as $file) {
	if (preg_match(FILE_PATTERN, $file, $matches) === 1) {
	return $file;
	}
	}
	return false;
	}

	function show_placeholder($text) {
	/**
	* Dynamic Dummy Image Generator — as seen on DummyImage.com
	*
	* This script enables you to create placeholder images in a breeze.
	* Please refer to the README on how to use it.
	*
	* (Original idea by Russel Heimlich. When I first published this script,
	* DummyImage.com was not Open Source, so I had to write a small script to
	* replace the function on my own server.)
	*
	* @author Fabian Beiner <fb@fabianbeiner.de>
	* @license MIT
	* @link https://github.com/FabianBeiner/PHP-Dummy-Image-Generator/
	* @version 0.3.0 <2017-12-26>
	*/

	/**
	* Handle the “size” parameter.
	*/
	$size = '640x480';
	list($imgWidth, $imgHeight) = explode('x', $size . 'x');
	if ($imgHeight === '') {
	$imgHeight = $imgWidth;
	}
	$filterOptions = array(
	'options' => array(
	'min_range' => 0,
	'max_range' => 9999
	)
	);
	if (filter_var($imgWidth, FILTER_VALIDATE_INT, $filterOptions) === false) {
	$imgWidth = '640';
	}
	if (filter_var($imgHeight, FILTER_VALIDATE_INT, $filterOptions) === false) {
	$imgHeight = '480';
	}

	/**
	* Handle the “type” parameter.
	*/
	$type = 'png';

	/**
	* Handle the “text” parameter.
	*/
	$encoding = mb_detect_encoding($text, 'UTF-8, ISO-8859-1');
	if ($encoding !== 'UTF-8') {
	$text = mb_convert_encoding($text, 'UTF-8', $encoding);
	}
	$text = mb_encode_numericentity($text,
	array(0x0, 0xffff, 0, 0xffff),
	'UTF-8');

	/**
	* Handle the “bg” parameter.
	*/
	$bg = '000000';
	list($bgRed, $bgGreen, $bgBlue) = sscanf($bg, '%02x%02x%02x');

	/**
	* Handle the “color” parameter.
	*/
	$color = 'FFFFFF';
	list($colorRed, $colorGreen, $colorBlue) = sscanf($color, '%02x%02x%02x');

	/**
	* Define the typeface settings.
	*/
	$fontFile = realpath(__DIR__) . DIRECTORY_SEPARATOR . 'RobotoMono-Regular.ttf';
	if ( ! is_readable($fontFile)) {
	$fontFile = 'arial';
	}

	$fontSize = round(($imgWidth - 50) / 8);
	if ($fontSize <= 9) {
	$fontSize = 9;
	}

	/**
	* Generate the image.
	*/
	$image = imagecreatetruecolor($imgWidth, $imgHeight);
	$colorFill = imagecolorallocate($image, $colorRed, $colorGreen, $colorBlue);
	$bgFill = imagecolorallocate($image, $bgRed, $bgGreen, $bgBlue);
	imagefill($image, 0, 0, $bgFill);
	$textBox = imagettfbbox($fontSize, 0, $fontFile, $text);

	while ($textBox[4] >= $imgWidth) {
	$fontSize -= round($fontSize / 2);
	$textBox = imagettfbbox($fontSize, 0, $fontFile, $text);
	if ($fontSize <= 9) {
	$fontSize = 9;
	break;
	}
	}
	$textWidth = abs($textBox[4] - $textBox[0]);
	$textHeight = abs($textBox[5] - $textBox[1]);
	$textX = ($imgWidth - $textWidth) / 2;
	$textY = ($imgHeight + $textHeight) / 2;
	imagettftext($image, $fontSize, 0, $textX, $textY, $colorFill, $fontFile, $text);

	/**
	* Return the image and destroy it afterwards.
	*/
	switch ($type) {
	case 'png':
	header('Content-Type: image/png');
	imagepng($image, null, 9);
	break;
	case 'gif':
	header('Content-Type: image/gif');
	imagegif($image);
	break;
	case 'jpg':
	case 'jpeg':
	header('Content-Type: image/jpeg');
	imagejpeg($image);
	break;
	}
	imagedestroy($image);
	}
	?>
	<script src="//www.google-analytics.com/urchin.js" type="text/javascript"></script>
	<script type="text/javascript">
	_uacct = "UA-199075-1";
	urchinTracker();
	</script>
	</body>
	</html>