streams/Zotlabs/Thumbs/Video.php
2018-01-09 17:04:02 -08:00

66 lines
1.6 KiB
PHP

<?php
namespace Zotlabs\Thumbs;
class Video {
function MatchDefault($type) {
return(($type === 'video') ? true : false );
}
function Thumb($attach,$preview_style,$height = 300, $width = 300) {
$photo = false;
$t = explode('/',$attach['filetype']);
if($t[1])
$extension = '.' . $t[1];
else
return;
$file = dbunescbin($attach['content']);
$tmpfile = $file . $extension;
$outfile = $file . '.jpg';
$istream = fopen($file,'rb');
$ostream = fopen($tmpfile,'wb');
if($istream && $ostream) {
pipe_streams($istream,$ostream);
fclose($istream);
fclose($ostream);
}
/*
* Note: imagick convert may try to call 'ffmpeg' (or other conversion utilities) under
* the covers for this particular operation. If this is not installed or not in the path
* for the web server user, errors may be reported in the web server logs.
*/
$ffmpeg = trim(shell_exec('which ffmpeg'));
if($ffmpeg) {
logger('ffmpeg not found in path. Video thumbnails may fail.');
}
$imagick_path = get_config('system','imagick_convert_path');
if($imagick_path && @file_exists($imagick_path)) {
$cmd = $imagick_path . ' ' . escapeshellarg(PROJECT_BASE . '/' . $tmpfile . '[0]') . ' -thumbnail ' . $width . 'x' . $height . ' ' . escapeshellarg(PROJECT_BASE . '/' . $outfile);
// logger('imagick thumbnail command: ' . $cmd);
/** @scrutinizer ignore-unhandled */
@exec($cmd);
if(! file_exists($outfile)) {
logger('imagick scale failed.');
}
else {
@rename($outfile,$file . '.thumb');
}
}
@unlink($tmpfile);
}
}