static function GetEncodedTime($logfile)
{
if (!file_exists($logfile)) {
transcode::log("can't open FFMPEG-Log '" . $logfile . "'");
return false;
} else {
$FFMPEGLog = @file_get_contents($logfile);
$dPos = strpos($FFMPEGLog, " Duration: ");
self::$duration = self::durationToSecs(substr($FFMPEGLog, $dPos + 11, 11));
$FFMPEGLog = str_replace("\r", "\n", $FFMPEGLog);
$lines = explode("\n", $FFMPEGLog);
$line = $lines[count($lines) - 2];
if ($tpos = strpos($line, "time=")) {
$bpos = strpos($line, " bitrate=");
$time = substr($line, $tpos + 5, $bpos - ($tpos + 5));
return $time;
} else {
return false;
}
}
}
static function item_created($item)
{
if ($item->is_movie()) {
transcode::log("Item created - is a movie. Let's create a transcode task or 2..");
$ffmpegPath = module::get_var("transcode", "ffmpeg_path");
$fileObj = self::_getVideoInfo($item->file_path());
transcode::log($fileObj);
// Save our needed variables
$srcFile = $item->file_path();
$srcWidth = transcode::makeMultipleTwo($fileObj->video->width);
$srcHeight = transcode::makeMultipleTwo($fileObj->video->height);
$aspect = $srcWidth / $srcHeight;
$srcFPS = $fileObj->video->fps;
$srcAR = $fileObj->audio->samplerate;
if ($srcAR > 44100) {
$srcAR = 44100;
}
$accepted_sample_rates = array(11025, 22050, 44100);
if (!in_array($srcAR, $accepted_sample_rates)) {
// if the input sample rate isn't an accepted rate, find the next lowest rate that is
$below = true;
$rate = 0;
if ($srcAR < 11025) {
$rate = 11025;
} else {
foreach ($accepted_sample_rates as $r) {
transcode::log("testing audio rate '" . $r . "' against input rate '" . $srcAR . "'");
if ($r < $srcAR) {
$rate = $r;
}
}
}
$srcAR = $rate;
}
$srcACodec = module::get_var("transcode", "audio_codec");
$heights = array();
if (module::get_var("transcode", "resolution_240p")) {
array_push($heights, 240);
}
if (module::get_var("transcode", "resolution_360p")) {
array_push($heights, 360);
}
if (module::get_var("transcode", "resolution_480p")) {
array_push($heights, 480);
}
if (module::get_var("transcode", "resolution_576p")) {
array_push($heights, 576);
}
if (module::get_var("transcode", "resolution_720p")) {
array_push($heights, 720);
}
if (module::get_var("transcode", "resolution_1080p")) {
array_push($heights, 1080);
}
if (!is_dir(VARPATH . "modules/transcode/flv/" . $item->id)) {
@mkdir(VARPATH . "modules/transcode/flv/" . $item->id);
}
$xtraFlags = module::get_var("transcode", "ffmpeg_flags", "");
foreach ($heights as $destHeight) {
transcode::log("srcHeight: " . $srcHeight . ", destheight: " . $destHeight);
// don't bother upscaling, there's no advantage to it...
if ($destHeight > $srcHeight) {
continue;
}
$destFormat = module::get_var("transcode", "format", "flv");
$destWidth = floor($destHeight * $aspect);
if ($destWidth % 2) {
$destWidth = ceil($destHeight * $aspect);
}
transcode::log("destination resolution: " . $destWidth . "x" . $destHeight);
$destFile = VARPATH . "modules/transcode/flv/" . $item->id . "/" . $destWidth . "x" . $destHeight . ".flv";
switch ($destHeight) {
case 240:
$destVB = 128;
$srcAB = 16 * ($fileObj->audio->channels ? $fileObj->audio->channels : 2);
break;
case 360:
$destVB = 384;
$srcAB = 16 * ($fileObj->audio->channels ? $fileObj->audio->channels : 2);
break;
case 480:
$destVB = 1024;
$srcAB = 32 * ($fileObj->audio->channels ? $fileObj->audio->channels : 2);
break;
case 576:
$destVB = 2048;
$srcAB = 32 * ($fileObj->audio->channels ? $fileObj->audio->channels : 2);
break;
case 720:
$destVB = 4096;
$srcAB = 64 * ($fileObj->audio->channels ? $fileObj->audio->channels : 2);
break;
case 1080:
$destVB = 8192;
$srcAB = 64 * ($fileObj->audio->channels ? $fileObj->audio->channels : 2);
break;
}
$destVB *= 1024;
$srcAB *= 1024;
$cmd = $ffmpegPath . " " . "-i \"" . $srcFile . "\" ";
if ($fileObj->audio->has) {
$cmd .= "-y -acodec " . $srcACodec . " " . "-ar " . $srcAR . " " . "-ab " . $srcAB . " ";
} else {
$cmd .= "-an ";
}
$cmd .= "-vb " . $destVB . " " . "-f " . $destFormat . " " . "-s " . $destWidth . "x" . $destHeight . " " . $xtraFlags . " " . "\"" . $destFile . "\"";
transcode::log($cmd);
$task_def = Task_Definition::factory()->callback("transcode_task::transcode")->name("Video Transcode to " . $destWidth . "x" . $destHeight)->severity(log::SUCCESS);
$task = task::create($task_def, array("ffmpeg_cmd" => $cmd, "width" => $destWidth, "height" => $destHeight, "item_id" => $item->id));
task::run($task->id);
}
}
}