public static function createWidgetImage($partner, $create)
{
$contentPath = myContentStorage::getFSContentRootPath();
$path = kFile::fixPath($contentPath . $partner->getWidgetImagePath());
// if the create flag is not set and the file doesnt exist exit
// e.g. the roughcut name has change, we update the image only if it was already in some widget
if (!$create && !file_exists($path)) {
return;
}
$im = imagecreatetruecolor(400, 20);
$green = imagecolorallocate($im, 188, 230, 99);
$white = imagecolorallocate($im, 255, 255, 255);
$font = SF_ROOT_DIR . '/web/ttf/arial.ttf';
$fontSize = 9;
$bottom = 15;
$pos = imagettftext($im, $fontSize, 0, 10, $bottom, $green, $font, $partner->getPartnerName() . " Collaborative Video");
$pos = imagettftext($im, $fontSize, 0, $pos[2], $bottom, $white, $font, " powered by ");
imagettftext($im, $fontSize, 0, $pos[2], $bottom, $green, $font, "Kaltura");
kFile::fullMkdir($path);
imagegif($im, $path);
imagedestroy($im);
}
private static function addKuserPictureFromEntry($contentPath, $im, &$entries, $x, $y, $border = 1, $width = self::DIM_X, $height = self::DIM_Y)
{
$entry = current($entries);
if ($entry == NULL) {
// for now - if there are not enough images - stop !
return;
// if we reach here - we want to rotate the images we already used
reset($entries);
$entry = current($entries);
}
$kuser = $entry->getKuser();
$kuser_image_path = kFile::fixPath($contentPath . $kuser->getPicturePath());
if (file_exists($kuser_image_path)) {
list($sourcewidth, $sourceheight, $type, $attr, $kuserIm) = myFileConverter::createImageByFile($kuser_image_path);
if ($kuserIm) {
$kuserIm_x = imagesx($kuserIm);
$kuserIm_y = imagesy($kuserIm);
// focus on the ceter of the image - ignore 10% from each side to make the center bigger
imagecopyresampled($im, $kuserIm, $width * $x, $height * $y, $kuserIm_x * 0.1, $kuserIm_y * 0.1, $width - $border, $height - $border, $kuserIm_x * 0.9, $kuserIm_y * 0.9);
imagedestroy($kuserIm);
}
}
next($entries);
}
public static function getVideoDimensions($source_file)
{
$source_file = kFile::fixPath($source_file);
if (realpath($source_file) === FALSE) {
throw new Exception("Illegal input was supplied");
}
ob_start();
$cmd_line = kConf::get("bin_path_ffmpeg") . " -i \"" . $source_file . "\" 2>&1";
passthru($cmd_line);
echo $cmd_line;
$size = ob_get_contents();
ob_end_clean();
$width = "";
$height = "";
//extract the video size line (used to suggest 25x25 sise for entry 25x25xqajo)
// used to search for , after the {width}x{height} however both of the following lines are valid:
// Stream #0.0: Video: h264, yuv420p, 320x240 [PAR 1:1 DAR 4:3], 202 kb/s, 29.92 tbr, 1k tbn, 2k tbc
// Stream #0.1(und): Video: h264, yuv420p, 480x270, 59.92 tbr, 29.94 tbn, 59.89 tbc
if (preg_match('/Video:.*? (\\d{2,4})x(\\d{2,4})/', $size, $matches)) {
$width = $matches[1];
$height = $matches[2];
}
$res = array($width, $height);
return $res;
}
/**
* here we'll manipulate the video asset and set the from_byte & to_byte from the milliseconds
*
*/
private static function fixMetadataImpl(&$xml_doc, &$total_duration, $timeline)
{
self::log(__METHOD__);
/*
$xml_doc = new DOMDocument();
$xml_doc->loadXML( $content );
*/
// $meatadata_elem_list = $xml_doc->getElementsByTagName( "MetaData" );
// if ( $meatadata_elem_list != null && $meatadata_elem_list->length > 0 )
$duration_list = $xml_doc->getElementsByTagName("SeqDuration");
if ($duration_list != null && $duration_list->length > 0) {
$total_duration = $duration_list->item(0)->nodeValue;
}
$xpath = new DOMXPath($xml_doc);
$assets = $xpath->query($timeline == "video" ? "//VideoAssets/vidAsset" : ($timeline == "audio" ? "//AudioAssets/AudAsset" : "//VoiceAssets/voiAsset"));
$lastTimestamp = 0;
$real_start_byte = 0;
// the start byte of the current clip in the final merged stream
$calculated_total_bytes = 0;
// use the entryPool and a 2-pass iteration to reduce the hits to the DB
$id_list = array();
$entry_pool = new entryPool();
// first pass - populate the entryPool in a single request to the DB
self::log(__METHOD__, "Before assets");
foreach ($assets as $asset) {
$type = $asset->getAttribute("type");
if ($type != "VIDEO" && $type != "AUDIO") {
continue;
}
// fetch the file name from the DB
$asset_id = $asset->getAttribute("k_id");
$id_list[] = $asset_id;
}
self::log(__METHOD__, "After assets", count($id_list), $id_list);
if ($id_list) {
$entry_pool->addEntries(entryPeer::retrieveByPKsNoFilter($id_list));
}
// second pass - the entryPool is supposed to already be populated
$was_modified = false;
foreach ($assets as $asset) {
// fix only VIDEO assets
$type = $asset->getAttribute("type");
if ($type != "VIDEO" && $type != "AUDIO") {
continue;
}
// fetch the file name from the DB
$asset_id = $asset->getAttribute("k_id");
self::log(__METHOD__, "in loop", $asset_id);
//$entry = entryPeer::retrieveByPKNoFilter( $asset_id );
$entry = $entry_pool->retrieveByPK($asset_id);
// is supposed to exist already in the pool
if ($entry == NULL) {
// set an error on the asset element
$asset->setAttribute("fix_status", "error in k_id [{$asset_id}]");
$was_modified = true;
continue;
} elseif ($entry->getStatus() == entryStatus::DELETED) {
// set an error on the asset element
$asset->setAttribute("fix_status", "error in k_id [{$asset_id}] - asset was deleted");
$was_modified = true;
continue;
}
$file_name = null;
//TODO: need to work on only an FLV asset
$flavor_asset_play = assetPeer::retrieveBestPlayByEntryId($entry->getId());
if (!$flavor_asset_play) {
KalturaLog::log(__METHOD__ . ' ' . __LINE__ . ' no play flavor asset for entry ' . $entry->getId());
} else {
$file_name = kFileSyncUtils::getReadyLocalFilePathForKey($flavor_asset_play->getSyncKey(flavorAsset::FILE_SYNC_FLAVOR_ASSET_SUB_TYPE_ASSET));
}
$use_multi_flavor = false;
$flv_file_name_edit = false;
$flavor_asset_edit = assetPeer::retrieveBestEditByEntryId($entry->getId());
if (!$flavor_asset_edit) {
KalturaLog::log(__METHOD__ . ' ' . __LINE__ . ' no edit flavor asset for entry ' . $entry->getId());
} else {
$flv_file_name_edit = kFileSyncUtils::getReadyLocalFilePathForKey($flavor_asset_edit->getSyncKey(flavorAsset::FILE_SYNC_FLAVOR_ASSET_SUB_TYPE_ASSET));
$use_multi_flavor = $flv_file_name_edit && file_exists($flv_file_name_edit) && $timeline == "video";
}
if (!$flv_file_name_edit && !$file_name) {
KalturaLog::log(__METHOD__ . ' ' . __LINE__ . ' no edit & play flavor assets for entry ' . $entry->getId());
continue;
}
$flv_file_name = kFile::fixPath($file_name);
$stream_info_list = $asset->getElementsByTagName("StreamInfo");
foreach ($stream_info_list as $stream_info) {
$file_name = "?";
try {
$stream_info->setAttribute("file_name", kFileSyncUtils::getReadyLocalFilePathForKey($flavor_asset_play->getSyncKey(flavorAsset::FILE_SYNC_FLAVOR_ASSET_SUB_TYPE_ASSET)));
// replaced__getDataPath
$start_byte = $stream_info->getAttribute("start_byte");
$end_byte = $stream_info->getAttribute("end_byte");
$total_bytes = $stream_info->getAttribute("total_bytes");
if ($start_byte == NULL) {
$start_byte = self::MISSING_VALUE;
}
if ($end_byte == NULL) {
$end_byte = self::MISSING_VALUE;
}
if ($total_bytes == NULL) {
$total_bytes = self::MISSING_VALUE;
}
$len_time = floor(1000 * $stream_info->getAttribute("len_time"));
if (1 || $start_byte == self::MISSING_VALUE || $end_byte == self::MISSING_VALUE || $total_bytes == self::MISSING_VALUE) {
// set the values from start_time & len_time - the original numbers are in seconds (with a decimal point)
$start_time = floor(1000 * $stream_info->getAttribute("start_time"));
$end_time = $start_time + $len_time;
$real_start_byte += $calculated_total_bytes;
$calculated_start_byte = 0;
$calculated_end_byte = 0;
$calculated_total_bytes = 0;
$calculated_real_seek_time = 0;
$calculated_start_byte_play = 0;
$calculated_end_byte_play = 0;
$calculated_total_bytes_play = 0;
/* $file_name = $stream_info->getAttribute ( "file_name" );
$flv_file_name = kFile::fixPath( myContentStorage::getFSContentRootPath() . $file_name );
$ext = pathinfo ($flv_file_name, PATHINFO_EXTENSION);
if ( $ext == NULL )
$flv_file_name .= ".flv";
*/
try {
self::log(__METHOD__, "before findBytesFromTimestamps", $flv_file_name);
//$use_multi_flavor = myFlvStaticHandler::isMultiFlavor ( $flv_file_name ) && $timeline == "video";
$calculated_real_seek_time = $lastTimestamp;
$start_time_play = null;
if ($use_multi_flavor) {
$start_time_play = $start_time;
// play
// $start_time_play - will be modified according to the first keyframe's time stamp AFTER (not before) the requested timestamp
$result = myFlvStaticHandler::findBytesFromTimestamps($flv_file_name, $start_time_play, $end_time, $calculated_start_byte_play, $calculated_end_byte_play, $calculated_total_bytes_play, $lastTimestamp, $timeline != "video", 1);
KalturaLog::log(__METHOD__ . ' ' . __LINE__ . " play {$result} = findBytesFromTimestamps({$flv_file_name} , {$start_time_play} , {$end_time} , {$calculated_start_byte_play} , {$calculated_end_byte_play} , {$calculated_total_bytes_play}, {$lastTimestamp}, {$timeline})");
if ($result) {
if ($start_time_play != $start_time) {
// we need to fill the gap between the user requested keyframe and the one actually found in the play (low res) flavor
// edit - more keyfrmaes !
$result = myFlvStaticHandler::findBytesFromTimestamps($flv_file_name_edit, $start_time, $start_time_play, $calculated_start_byte, $calculated_end_byte, $calculated_total_bytes, $lastTimestamp, $timeline != "video", 2);
KalturaLog::log(__METHOD__ . ' ' . __LINE__ . " edit {$result} = findBytesFromTimestamps({$flv_file_name} , {$start_time_play} , {$end_time} , {$calculated_start_byte_play} , {$calculated_end_byte_play} , {$calculated_total_bytes_play}, {$lastTimestamp}, {$timeline})");
}
}
} else {
// no reason to have multi-flavor files
// either because NOT video or because the edit flavor does not exist
$result = myFlvStaticHandler::findBytesFromTimestamps($flv_file_name, $start_time, $end_time, $calculated_start_byte, $calculated_end_byte, $calculated_total_bytes, $lastTimestamp, $timeline != "video", 0);
KalturaLog::log(__METHOD__ . ' ' . __LINE__ . " only play {$result} = findBytesFromTimestamps({$flv_file_name} , {$start_time_play} , {$end_time} , {$calculated_start_byte_play} , {$calculated_end_byte_play} , {$calculated_total_bytes_play}, {$lastTimestamp}, {$timeline})");
}
self::log(__METHOD__, "after findBytesFromTimestamps", $flv_file_name);
} catch (Exception $ex1) {
debugUtils::log("Error while converting time2bytes in file [{$file_name}]\n{$ex1}");
echo "Error while converting time2bytes in file [{$file_name}]\n{$ex1}";
}
$calculated_total_bytes += $calculated_total_bytes_play;
if ($result) {
if (1 || $start_byte == self::MISSING_VALUE) {
$stream_info->setAttribute("start_byte", $calculated_start_byte);
$stream_info->setAttribute("start_byte_play", $calculated_start_byte_play);
}
if (1 || $end_byte == self::MISSING_VALUE) {
$stream_info->setAttribute("end_byte", $calculated_end_byte);
$stream_info->setAttribute("end_byte_play", $calculated_end_byte_play);
}
if (1 || $calculated_total_bytes == self::MISSING_VALUE) {
$stream_info->setAttribute("total_bytes", $calculated_total_bytes);
$stream_info->setAttribute("real_start_byte", $real_start_byte);
$stream_info->setAttribute("real_end_byte", $real_start_byte + $calculated_total_bytes);
}
if (1 || $calculated_real_seek_time == self::MISSING_VALUE) {
// retrun the calculated_real_seek_time in seconds with 2 decimal points
$stream_info->setAttribute("real_seek_time", number_format($calculated_real_seek_time / 1000, 3, '.', ''));
}
if ($asset->hasAttribute("fix_status")) {
$asset->removeAttribute("fix_status");
}
} elseif (!$result) {
// set an error on the asset element
$asset->setAttribute("fix_status", "Missing file or invalid FLV structure");
}
$was_modified = true;
}
} catch (Exception $ex2) {
echo "Error parsing file [{$file_name}]\n{$ex2}";
}
}
}
return $xml_doc;
/*
if ( $was_modified )
{
return $xml_doc->saveXML();
}
else
{
// nothing was modified - use the original string
return $content;
}
*/
}
public static function createWidgetImage($entry, $create)
{
$contentPath = myContentStorage::getFSContentRootPath();
$path = kFile::fixPath($contentPath . $entry->getWidgetImagePath());
// if the create flag is not set and the file doesnt exist exit
// e.g. the roughcut name has change, we update the image only if it was already in some widget
if (!$create && !file_exists($path)) {
return;
}
$im = imagecreatetruecolor(400, 30);
$color = imagecolorallocate($im, 188, 230, 99);
$font = SF_ROOT_DIR . '/web/ttf/arial.ttf';
imagettftext($im, 12, 0, 10, 21, $color, $font, $entry->getName());
myContentStorage::fullMkdir($path);
imagegif($im, $path);
imagedestroy($im);
}
public function __construct($original_flv_file_name)
{
$original_flv_file_name = kFile::fixPath($original_flv_file_name);
$this->file_name = $original_flv_file_name . $this->FILE_SUFFIX;
$this->creating = false;
// check if the info file exists and is newer than the original
if (file_exists($this->file_name)) {
$orig_mtime = filemtime($original_flv_file_name);
$info_mtime = filemtime($this->file_name);
if ($info_mtime < $orig_mtime) {
$this->creating = true;
} else {
// load from disk - replace the dynamic variables
}
} else {
$this->creating = true;
// TODO - remove !!
$this->sizeList = array();
$this->keyframeTimes = array();
$this->keyframeBytes = array();
}
}
public static function getMySpaceLogPath()
{
$tmp_dir = getenv("TEMP");
if (empty($tmp_dir)) {
$tmp_dir = "/tmp";
}
$path = kFile::fixPath($tmp_dir . DIRECTORY_SEPARATOR . "kaltura/myspace/logs/");
return $path;
}