/**
* Create a video thumbnail
*
* @param integer $id Attachment Id
* @param integer $w New Width
* @param integer $h New Height
* @param array $options Options array
*/
public function createVideoThumbnail($id, $w, $h, $options = array())
{
if (!class_exists('FFmpegMovie')) {
throw new RunTimeException('FFmpegMovie class not found');
}
$this->recursive = -1;
$this->contain(array('AssetsAsset'));
$attachment = $this->findById($id);
$asset =& $attachment['AssetsAsset'];
$path = rtrim(WWW_ROOT, '/') . $asset['path'];
$info = pathinfo($asset['path']);
$ind = sprintf('.resized-%dx%d.', $w, $h);
$uploadsDir = str_replace('/' . $options['uploadsDir'] . '/', '', dirname($asset['path'])) . '/';
$filename = $info['filename'] . $ind . 'jpg';
$writePath = WWW_ROOT . 'galleries' . DS . $uploadsDir . $filename;
$ffmpeg = new FFmpegMovie($path, null, 'avconv');
$frame = $ffmpeg->getFrame(null, 200, 150);
imagejpeg($frame->toGDImage(), $writePath, 100);
$fp = fopen($writePath, 'r');
$stat = fstat($fp);
fclose($fp);
$adapter = $asset['adapter'];
$data = $this->AssetsAsset->create(array('filename' => $filename, 'path' => dirname($asset['path']) . '/' . $filename, 'model' => $asset['model'], 'extension' => $asset['extension'], 'parent_asset_id' => $asset['id'], 'foreign_key' => $asset['foreign_key'], 'adapter' => $adapter, 'mime_type' => $asset['mime_type'], 'width' => $newWidth, 'height' => $newHeight, 'filesize' => $stat[7]));
$asset = $this->AssetsAsset->save($data);
return $asset;
}
public function getThumbInstance()
{
if ($this->getType() == self::FILETYPE_VIDEO) {
require_once FS_ROOT . 'include/ffmpeg/FFmpegAutoloader.php';
$ffmpegOutput = new FFmpegOutputProvider(Core::config('ffmpeg_binary'));
$ffmpeMovie = new FFmpegMovie($this->tmpfile, $ffmpegOutput, Core::config('ffmpeg_binary'));
// $duration = $ffmpeMovie->getDuration();
// $ffmpegFrame = $ffmpeMovie->getFrameAtTime($duration/2);
$ffmpegFrame = $ffmpeMovie->getFrame();
if ($ffmpegFrame) {
$im = $ffmpegFrame->toGDImage();
$tn_tmp = Core::tempname();
imagejpeg($im, $tn_tmp);
imagedestroy($im);
$tnUploader = new Uploader();
$tnUploader->process($tn_tmp);
return $tnUploader;
}
return NULL;
}
}
