function WriteFragment($download, &$opt)
{
$this->frags[$download['id']] = $download;
$available = count($this->frags);
for ($i = 0; $i < $available; $i++) {
if (isset($this->frags[$this->lastFrag + 1])) {
$frag = $this->frags[$this->lastFrag + 1];
if ($frag['response'] !== false) {
LogDebug("Writing fragment " . $frag['id'] . " to flv file");
if (!isset($opt['file'])) {
$opt['debug'] = false;
if ($this->play) {
$outFile = STDOUT;
} else {
if ($this->outFile) {
if ($opt['filesize']) {
$outFile = JoinUrl($this->outDir, $this->outFile . '-' . $this->fileCount++ . ".flv");
} else {
$outFile = JoinUrl($this->outDir, $this->outFile . ".flv");
}
} else {
if ($opt['filesize']) {
$outFile = JoinUrl($this->outDir, $this->baseFilename . '-' . $this->fileCount++ . ".flv");
} else {
$outFile = JoinUrl($this->outDir, $this->baseFilename . ".flv");
}
}
}
$this->InitDecoder();
$this->DecodeFragment($frag['response'], $frag['id'], $opt);
$opt['file'] = WriteFlvFile($outFile, $this->audio, $this->video);
if ($this->metadata) {
WriteMetadata($this, $opt['file']);
}
$opt['debug'] = $this->debug;
$this->InitDecoder();
}
$flvData = $this->DecodeFragment($frag['response'], $frag['id'], $opt);
if (strlen($flvData)) {
$status = fwrite($opt['file'], $flvData, strlen($flvData));
if (!$status) {
LogError("Failed to write flv data");
}
if (!$this->play) {
$this->filesize = ftell($opt['file']) / (1024 * 1024);
}
}
$this->lastFrag = $frag['id'];
} else {
$this->lastFrag += 1;
LogDebug("Skipping failed fragment " . $this->lastFrag);
}
unset($this->frags[$this->lastFrag]);
} else {
break;
}
if ($opt['tDuration'] and $opt['duration'] + $this->duration >= $opt['tDuration']) {
LogInfo("");
LogInfo($opt['duration'] + $this->duration . " seconds of content has been recorded successfully.", true);
return STOP_PROCESSING;
}
if ($opt['filesize'] and $this->filesize >= $opt['filesize']) {
$this->filesize = 0;
$opt['duration'] += $this->duration;
fclose($opt['file']);
unset($opt['file']);
}
}
if (!count($this->frags)) {
unset($this->frags);
}
return true;
}
// Create flv tag
$flvTag = " ";
WriteByte($flvTag, 0, 8);
WriteInt24($flvTag, 1, $rawLength + strlen($codecTag));
WriteFlvTimestamp($flvTag, 0, $time);
WriteInt24($flvTag, 8, 0);
// Write flv tag footer
$audioTag = $flvTag . $codecTag . $data;
WriteInt32($audioTag, strlen($audioTag), strlen($audioTag));
if ($config) {
$aacCfgW ? $audioTag = "" : ($aacCfgW = true);
}
$flvData .= $audioTag;
}
$filePos += $dataLength;
$cFilePos = floor($filePos / (1024 * 1024));
if ($cFilePos > $pFilePos) {
LogInfo(sprintf("Processed %d/%.2f MB", $cFilePos, $fileSize), true);
$pFilePos = $cFilePos;
}
}
// Write output file
if (!is_resource($flv)) {
$flv = WriteFlvFile($outFile);
}
fwrite($flv, $flvData);
fclose($flv);
$timeEnd = microtime(true);
$timeTaken = sprintf("%.2f", $timeEnd - $timeStart);
LogInfo(sprintf("Processed input file in %s seconds", $timeTaken));
LogInfo("Finished");
