PHP版SRT字幕转VTT字幕源码

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

<!--?php

// Check command line mode

if (empty($argv) or $argc !== 3) {

exit ("This script only run in command line with 2 file paths as params.\n");

}

// Get file paths

$webVttFile = $argv[1];

$srtFile = $argv[2];

// Read the srt file content into an array of lines

$fileHandle = fopen($webVttFile, 'r');

if ($fileHandle) {

// Assume that every line has maximum 8192 length

// If you don't care about line length then you can omit the 8192 param

$lines = array();

while (($line = fgets($fileHandle, 8192)) !== false) {

$lines[] = $line;

}

if (!feof($fileHandle)) exit ("Error: unexpected fgets() fail\n");

else ($fileHandle);

}

// Convert all timestamp lines

// The first timestamp line is 1

$length = count($lines);

for ($index = 1; $index < $length; $index++) {

// A line is a timestamp line if the second line above it is an empty line

if ($index === 1 || trim($lines[$index - 2]) === '') {

$lines[$index] = str_replace(',', '.', $lines[$index]);

}

// Insert VTT header and concatenate all lines in the new vtt file

$header = "WEBVTT\n\n";

file_put_contents($srtFile, $header . implode('', $lines));

?--><br />

1	php srt2vtt.php "original.vtt" "result.srt"

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

<pre class="decode:1 " >&lt;!--?php