/**
* !runscript subroutine!
* <br>
* Creates images from the frames of a video; one image is taken every .2 seconds.
* @param $mediaID the video's ID
* @param $queueID the ID of the item in the queue
* @param $videoFilePath path to the video file (has only been tested on .mp4)
* @param $segmentedVideoPath path for a folder that will contain some of the video's frames that are extracted in this method
*/
function segmentVideo($mediaID, $queueID, $videoFilePath, $segmentedVideoPath)
{
$conn = getDBConnection();
if (!file_exists($videoFilePath)) {
$conn->query("UPDATE queue SET status=\"" . STATUS_DOWNLOAD_ERROR . "\" WHERE id={$queueID}");
exit("Datei wurde nicht gefunden.");
}
segementVideo_setupFolder($segmentedVideoPath);
$conn->query("UPDATE queue SET status=\"" . STATUS_SEGMENTING_VIDEO . "\" WHERE id={$queueID}");
$ffProbeAndFfMpeg = segmentVideo_getFfProbeAndFfMpeg($queueID);
if (!is_array($ffProbeAndFfMpeg)) {
exit("Error creating ffmpeg and/or ffprobe.");
}
$ffprobe = $ffProbeAndFfMpeg[0];
$ffmpeg = $ffProbeAndFfMpeg[1];
$videoDuration = null;
try {
$videoDuration = $ffprobe->format($videoFilePath)->get('duration');
// returns the duration property
} catch (Exception $e) {
$conn->query("UPDATE queue SET status=\"" . STATUS_SEGMENTING_ERROR . "\" WHERE id={$queueID}");
$conn->close();
error_log("Error initializing ffmpeg and/or ffprobe.");
exit("Error creating ffmpeg and/or ffprobe.");
}
$video = $ffmpeg->open($videoFilePath);
// 0.2: analyze 5 FPS
for ($i = 0, $counter = 0; $i < $videoDuration; $i += 0.2, $counter++) {
$video->frame(FFMpeg\Coordinate\TimeCode::fromSeconds($i))->save($segmentedVideoPath . "/frame_{$counter}.jpg");
}
$conn->query("UPDATE queue SET status=\"" . STATUS_FINISHED_SEGMENTING_VIDEO . "\" WHERE id={$queueID}");
$conn->close();
unlink($_GET["video_file_path"]);
}
<?php
require_once 'GlobalMas.php';
require Import::$uber_src_path . '/server/composer/vendor/autoload.php';
//exec("ffmpeg -i video.mov output.avi 2>&1", $output);
//krumo($output);
//$ffmpeg = \FFMpeg\FFMpeg::create(array(
//'ffmpeg.binaries' => exec('/usr/local/bin/ffmpeg_b/ffmpeg'),
//'ffprobe.binaries' => exec('/usr/local/bin/ffmpeg_b/ffprobe')
//));
$ffmpeg = FFMpeg\FFMpeg::create();
$video = $ffmpeg->open('video.mov');
$video->filters()->resize(new FFMpeg\Coordinate\Dimension(320, 240))->synchronize();
$video->frame(FFMpeg\Coordinate\TimeCode::fromSeconds(10))->save('frame.jpg');
$video->save(new FFMpeg\Format\Video\X264(), 'export-x264.mp4')->save(new FFMpeg\Format\Video\WMV(), 'export-wmv.wmv')->save(new FFMpeg\Format\Video\WebM(), 'export-webm.webm');
public function store()
{
$execStart = microtime(true);
if (!Input::has('url')) {
// return error: no URL
return Response::json(array('message' => Lang::get('videoConverter::message.error.noUrl')), 500);
}
$validator = Validator::make(Input::all(), Config::get('videoConverter::VideoSettings.rules'));
if ($validator->fails()) {
// return error: invalid URL
return Response::json(array('message' => Lang::get('videoConverter::message.error.invalidUrl')), 500);
}
$fileInfo = pathinfo(Input::get('url'));
if (sizeof($fileInfo) == 0) {
// return error: parsing URL
return Response::json(array('message' => Lang::get('videoConverter::message.error.parsingUrl')), 500);
}
// If the video exist we rename the filename
if (file_exists(Config::get('videoConverter::VideoSettings.videoPath') . $fileInfo['filename'] . '.' . Config::get('videoConverter::VideoSettings.convertTo'))) {
$filename = str_random(5) . '-' . $fileInfo['filename'];
} else {
$filename = $fileInfo['filename'];
}
$ffmpeg = FFMpeg\FFMpeg::create(array('ffmpeg.binaries' => Config::get('videoConverter::VideoSettings.ffmpegPath'), 'ffprobe.binaries' => Config::get('videoConverter::VideoSettings.ffprobePath'), 'timeout' => 0));
// example: https://archive.org/download/Tg.flv_865/Tg.flv
// https://archive.org/download/11Wmv/Produce_1.wmv
// try : https://archive.org/download/avi/avicompleet.mov
// https://archive.org/download/22avi/22Avi.avi
$video = $ffmpeg->open(Input::get('url'));
$videoStream = FFMpeg\FFProbe::create();
/*$videoStream
->streams(Input::get('url'))
->videos()
->first();*/
$duration = $videoStream->format(Input::get('url'))->get('duration');
$nbThumbs = Config::get('videoConverter::VideoSettings.nbThumbnails');
$frameTime = 0;
$timeByThumb = floor($duration) / $nbThumbs;
for ($i = 0; $i < $nbThumbs; $i++) {
if ($i == 0) {
// 5 seconds in more for the first frame
$frameTime = 5;
} else {
if ($i == $nbThumbs - 1) {
// 10 seconds in less for the last frame
$frameTime = $frameTime + $timeByThumb - 10;
} else {
$frameTime = $frameTime + $timeByThumb;
}
}
$frameNumber = $i + 1;
// Generate frame
$video->frame(FFMpeg\Coordinate\TimeCode::fromSeconds($frameTime))->save(Config::get('videoConverter::VideoSettings.thumbnailPath') . $filename . '_' . $frameNumber . '.' . Config::get('videoConverter::VideoSettings.thumbnailType'));
}
// Generate video
$video->save(new FFMpeg\Format\Video\X264(), Config::get('videoConverter::VideoSettings.videoPath') . $filename . '.' . Config::get('videoConverter::VideoSettings.convertTo'));
$execEnd = microtime(true);
// Time in minutes
$timeExec = round(($execEnd - $execStart) / 60);
return Response::json(array('success' => true, 'data' => Input::get('url'), 'fileName' => $filename, 'duration' => $duration, 'nbThumbs' => $nbThumbs, 'time' => $timeExec), 200);
}
