├── README.md
├── helper.php
├── index.php
├── screenshot
    ├── 1.png
    └── 2.png
└── storyboard.php


/README.md:
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 1 | # youtube-downloader
 2 | 
 3 | run with PHP
 4 | 
 5 | `
 6 | copy code to your directory
 7 | `
 8 | 
 9 | open url
10 | `
11 | http://YOUR_URL/PATH/TO/FILE/index.php?v=YOUTUBE_ID
12 | `
13 | 
14 | ## How to merge Video and Audio with VLC
15 | 1. file > advanced open file
16 | 2. select tab file
17 | 3. browse video file
18 | 4. checked Play another media synchronously and browse audio file
19 | 5. checked Streamimg/Saving and click setting...
20 | 6. browse file for save output
21 | 7. select mpeg 4
22 | 8. click OK
23 | 9. click open and wait
24 | 
25 | ![](https://raw.githubusercontent.com/dagdun/youtube-downloader/master/screenshot/1.png)
26 | ![](https://raw.githubusercontent.com/dagdun/youtube-downloader/master/screenshot/2.png)
27 | 


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/helper.php:
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 1 | <?php
 2 | $data = file_get_contents('https://www.youtube.com/get_video_info?el=info&sts=17316&video_id='.$_GET['v']);
 3 | 
 4 | function parseStr($data) {
 5 | 	$datas = explode('&', $data);
 6 | 	$result = [];
 7 | 	foreach ($datas as $item) {
 8 | 		list($key, $value) = explode('=', $item);
 9 | 		if ($key == 'url_encoded_fmt_stream_map') {
10 | 			$result[$key] = explode(',', urldecode($value));
11 | 		} else {
12 | 			$result[$key] = urldecode($value);
13 | 		}
14 | 	}
15 | 
16 | 	return $result;
17 | }
18 | 
19 | function convertData($data) {
20 | 	$result = [];
21 | 	$arr = parseStr($data);
22 | 	foreach ($arr as $f => $v) {
23 | 		if (gettype($v) == 'array') {
24 | 			foreach ($v as $_v) {
25 | 				$result[$f][] = convertData($_v);
26 | 			}
27 | 		} else if (strpos($v, '&') !== false) {
28 | 			$result[$f] = convertData($v);
29 | 		} else if (substr($v, 0, 1) == '[' || substr($v, 0, 1) == '{') {
30 | 			$t = json_decode($v, true);
31 | 			if (json_last_error() === JSON_ERROR_NONE) {
32 | 				$result[$f] = json_decode($v, true);
33 | 			}
34 | 		} else {
35 | 			$result[$f] = $v;
36 | 		}
37 | 
38 | 	}
39 | 	return $result;
40 | }
41 | 
42 | $tmp = convertData($data);
43 | var_dump($tmp);
44 | ?>
45 | 


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/index.php:
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 1 | <?php
 2 | 
 3 | $data = file_get_contents('https://www.youtube.com/get_video_info?el=vivo&sts=17316&video_id='.$_GET['v']);
 4 | // echo $data;
 5 | $arr = parseStr($data);
 6 | function parseStr($data) {
 7 | 	$datas = explode('&', $data);
 8 | 	$result = [];
 9 | 	foreach ($datas as $item) {
10 | 		list($key, $value) = explode('=', $item);
11 | 		if ($key == 'url_encoded_fmt_stream_map') {
12 | 			$result[$key] = explode(',', urldecode($value));
13 | 		} else {
14 | 			$result[$key] = urldecode($value);
15 | 		}
16 | 	}
17 | 
18 | 	return $result;
19 | }
20 | 
21 | if ($arr['status'] == 'fail') {
22 | 	exit($arr['reason']);
23 | }
24 | 
25 | if (!isset($arr['dashmpd'])) {
26 | 	exit('dashmpd fail');
27 | }
28 | 
29 | 
30 | echo '<h1>'.$arr['title'].'</h1>';
31 | echo '<iframe src="https://www.youtube.com/embed/'.$_GET['v'].'" style="width:320px; height:240px; border:0"></iframe><br />';
32 | echo '<span>views: '.number_format($arr['view_count']).' channel: '.$arr['author'].'</span><br>';
33 | 
34 | if (isset($arr['storyboard_spec'])) {
35 | 	list($story_url, $l0, $l1, $l2) = explode('|', $arr['storyboard_spec']);
36 | 	list($p1, $p2, $per_pic, $p4, $p5, $p6, $p7, $sigh) = explode('#', $l2);
37 | 	$qty = ceil($arr['length_seconds']/$per_pic)+2;
38 | 	echo '<a href="storyboard.php?url='.$story_url.'&sigh='.$sigh.'&qty='.$qty.'" target="blank">story board</a><br>';
39 | }
40 | 
41 | if (isset($arr['dashmpd'])) {
42 | 
43 | 	$dashmpd = @file_get_contents($arr['dashmpd']);
44 | 
45 | 	if ($dashmpd) {
46 | 		$xml = new SimpleXMLElement($dashmpd);
47 | 		$json = json_decode( json_encode($xml), true);
48 | 		foreach ($json['Period']['AdaptationSet'] as $row) {
49 | 			echo '<h3>'.$row['@attributes']['mimeType'].'(only)</h3>';
50 | 			usort($row['Representation'], function($a, $b) {
51 | 				if (isset($a['@attributes']['height']))
52 | 					return $a['@attributes']['height'] < $b['@attributes']['height'];
53 | 				return $a['@attributes']['codecs'];
54 | 			});
55 | 			foreach ($row['Representation'] as $item) {
56 | 				$attr = $item['@attributes'];
57 | 				echo '<a href="'.$item['BaseURL'].'" target="blank">';
58 | 
59 | 				if (isset($attr['codecs']))
60 | 					echo 'codecs: '.$attr['codecs'].',';
61 | 				if (isset($attr['audioSamplingRate']))
62 | 					echo 'sample: '.$attr['audioSamplingRate'].',';
63 | 				if (isset($attr['frameRate']))
64 | 					echo 'frame rate: '.$attr['frameRate'].',';
65 | 				if (isset($attr['height']))
66 | 					echo 'res: '.$attr['height'].'p';
67 | 				echo '</a><br>';
68 | 			}
69 | 		}
70 | 	}
71 | }
72 | 
73 | if (isset($arr['url_encoded_fmt_stream_map']) && isset($arr['url_encoded_fmt_stream_map'][0]) && $arr['url_encoded_fmt_stream_map'][0] != '') {
74 | 	echo '<h3>mix</h3>';
75 | 	foreach ($arr['url_encoded_fmt_stream_map'] as $mix) {
76 | 		parse_str($mix, $m);
77 | 		echo '<a href="'.$m['url'].'" target="blank">'.$m['type'].','.$m['quality'].'</a><br>';
78 | 	}
79 | }
80 | 


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/screenshot/1.png:
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https://raw.githubusercontent.com/dagdun/youtube-downloader/3e901faaf27a1d7b0438423341b451ccf949d673/screenshot/1.png


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/screenshot/2.png:
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https://raw.githubusercontent.com/dagdun/youtube-downloader/3e901faaf27a1d7b0438423341b451ccf949d673/screenshot/2.png


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/storyboard.php:
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 1 | <?php
 2 | $sigh = $_GET['sigh'];
 3 | $qty = $_GET['qty'];
 4 | $url = $_GET['url'];
 5 | 
 6 | for ($i=0; $i<$qty; $i++) {
 7 | 	$u = str_replace('$L', '2', $url);
 8 | 	$u = str_replace('$N', 'M'.$i, $u);
 9 | 	echo '<img src="'.$u.'?sigh='.$sigh.'"><br>';
10 | }
11 | 


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