public function checkBlackList($blackList, $mediaSet, array &$errors = null, array &$warnings = null)
{
if (!is_null($blackList)) {
foreach ($blackList as $keyPart => $subBlackList) {
$sourcePart = null;
switch ($keyPart) {
case KDLConstants::ContainerIndex:
$sourcePart = $mediaSet->_container;
break;
case KDLConstants::VideoIndex:
$sourcePart = $mediaSet->_video;
break;
case KDLConstants::AudioIndex:
$sourcePart = $mediaSet->_audio;
break;
default:
continue;
}
if ($sourcePart && is_array($subBlackList) && (in_array($sourcePart->_id, $subBlackList) || in_array($sourcePart->_format, $subBlackList))) {
$warnings[$keyPart][] = KDLWarnings::ToString(KDLWarnings::TranscoderFormat, $this->_id, $sourcePart->_id . "/" . $sourcePart->_format);
return $sourcePart;
}
}
}
return null;
}
public function Generate(KDLMediaDataSet $mediaSet, KDLProfile $profile, array &$targetList)
{
if ($mediaSet != null && $mediaSet->IsDataSet()) {
$rv = $this->Initialize($mediaSet);
if ($rv == false) {
/*
* fix #9599 - handles rm files that fails to extract media info, but still playable by real player -
* simulate video and audio elements, although no source mediainfo is provided
*/
if ($this->_srcDataSet->_container && $this->_srcDataSet->_container->IsFormatOf(array("realmedia"))) {
$rmSrc = $this->_srcDataSet;
$rmSrc->_errors = array();
$rmSrc->_video = new KDLVideoData();
$rmSrc->_video->_id = $rmSrc->_video->_format = "realvideo";
$rmSrc->_audio = new KDLAudioData();
$rmSrc->_audio->_id = $rmSrc->_audio->_format = "realaudio";
$rmSrc->_warnings[KDLConstants::ContainerIndex][] = KDLWarnings::ToString(KDLWarnings::RealMediaMissingContent);
KalturaLog::log("An invalid source RealMedia file thatfails to provide valid mediaInfodata. Set up a flavor with 'default' params.");
} else {
return false;
}
}
}
if ($profile == null) {
return true;
}
$this->GenerateTargetFlavors($profile, $targetList);
if (count($this->_srcDataSet->_errors) > 0) {
return false;
}
return true;
}
public function Initialize()
{
if ($this->_video) {
$this->_video->CheckAndFixFormat();
/*
* If video.BR is undefined ==> evaluate from file size & duration
*/
$br = 0;
if ($this->_video->_bitRate == "" && $this->_container && $this->_container->_duration > 0) {
$br = round($this->_container->_fileSize * 8 * 1024 / $this->_container->_duration);
if ($this->_audio->_bitRate !== "") {
$br = $br - $this->_audio->_bitRate;
}
if ($br > 0) {
$this->_video->_bitRate = $br;
} else {
$this->_video->_bitRate = 100;
$this->_warnings[KDLConstants::VideoIndex][] = KDLWarnings::ToString(KDLWarnings::SetDefaultBitrate, $this->_video->_bitRate);
}
}
}
if ($this->_audio) {
$this->_audio->CheckAndFixFormat();
}
if ($this->_container) {
$this->_container->CheckAndFixFormat();
if ($this->_container->_bitRate == "" && $this->_container->_duration > 0) {
$this->_container->_bitRate = round($this->_container->_fileSize * 8 * 1024 / $this->_container->_duration);
}
}
if ($this->Validate() != true) {
return false;
}
return true;
}
public function CheckConstraints(KDLMediaDataSet $source, KDLFlavor $target, array &$errors = null, array &$warnings = null)
{
//No need for 'global' check, each engine can check for itself
// if(parent::CheckConstraints($source, $target, $errors, $warnings)==true)
// return true;
if ($this->_id == KDLTranscoders::FFMPEG_AUX) {
$transcoder = new KDLOperatorFfmpeg2_2($this->_id);
if ($transcoder->CheckConstraints($source, $target, $errors, $warnings) == true) {
return true;
}
}
if ($this->_id == KDLTranscoders::FFMPEG) {
$transcoder = new KDLOperatorFfmpeg2_7_2($this->_id);
if ($transcoder->CheckConstraints($source, $target, $errors, $warnings) == true) {
return true;
}
}
if ($this->_id == KDLTranscoders::MENCODER) {
$transcoder = new KDLOperatorMencoder($this->_id);
if ($transcoder->CheckConstraints($source, $target, $errors, $warnings) == true) {
return true;
}
}
if ($this->_id == KDLTranscoders::ON2) {
$transcoder = new KDLOperatorOn2($this->_id);
if ($transcoder->CheckConstraints($source, $target, $errors, $warnings) == true) {
return true;
}
}
/*
* Remove encoding.com for DAR<>PAR
*/
if ($this->_id == KDLTranscoders::ENCODING_COM && $source->_video && $source->_video->_dar && abs($source->_video->GetPAR() - $source->_video->_dar) > 0.01) {
$warnings[KDLConstants::VideoIndex][] = KDLWarnings::ToString(KDLWarnings::TranscoderFormat, $this->_id, "non square pixels");
return true;
}
/*
* Prevent invalid copy attempts, that might erronously end up with 'false-positive' result
*/
if (isset($target->_video) && $target->_video->_id == KDLVideoTarget::COPY || isset($target->_audio) && $target->_audio->_id == KDLAudioTarget::COPY) {
if ($target->_container->_id == KDLContainerTarget::FLV) {
$rvArr = $source->ToTags(array("web"));
if (count($rvArr) == 0) {
$errStr = "Copy to Target format:FLV, Source:" . $source->ToString();
$target->_errors[KDLConstants::ContainerIndex][] = KDLErrors::ToString(KDLErrors::InvalidRequest, $errStr);
return true;
}
}
}
return false;
}
public function CheckConstraints(KDLMediaDataSet $source, KDLFlavor $target, array &$errors = null, array &$warnings = null)
{
// if(array_key_exists($this->_id, KDLConstants::$TranscodersSourceBlackList)) {
// $this->_sourceBlacklist = KDLConstants::$TranscodersSourceBlackList[$this->_id];
// }
// if(array_key_exists($this->_id, KDLConstants::$TranscodersTargetBlackList)) {
// $this->_targetBlacklist = KDLConstants::$TranscodersTargetBlackList[$this->_id];
// }
if (parent::CheckConstraints($source, $target, $errors, $warnings) == true) {
return true;
}
/*
* Remove encoding.com for DAR<>PAR
*/
if ($this->_id == KDLTranscoders::ENCODING_COM && $source->_video && $source->_video->_dar && abs($source->_video->GetPAR() - $source->_video->_dar) > 0.01) {
$warnings[KDLConstants::VideoIndex][] = KDLWarnings::ToString(KDLWarnings::TranscoderFormat, $this->_id, "non square pixels");
return true;
}
/*
* Remove mencoder, encoding.com and cli_encode
* for audio only flavors
*/
if (($this->_id == KDLTranscoders::MENCODER || $this->_id == KDLTranscoders::ENCODING_COM || $this->_id == KDLTranscoders::ON2) && $target->_video == null) {
$warnings[KDLConstants::AudioIndex][] = KDLWarnings::ToString(KDLWarnings::TranscoderLimitation, $this->_id);
return true;
}
/*
* Remove encoding.com and ffmpegs
* for rotated videos
*/
if (($this->_id == KDLTranscoders::ENCODING_COM || $this->_id == KDLTranscoders::FFMPEG || $this->_id == KDLTranscoders::FFMPEG_AUX) && $target->_video && $target->_video->_rotation) {
$warnings[KDLConstants::VideoIndex][] = KDLWarnings::ToString(KDLWarnings::TranscoderLimitation, $this->_id);
return true;
}
/*
* Non Mac transcoders should not mess up with QT/WMV/WMA
*
*/
$qt_wmv_list = array("wmv1", "wmv2", "wmv3", "wvc1", "wmva", "wma1", "wma2", "wmapro");
if (($this->_id == KDLTranscoders::FFMPEG || $this->_id == KDLTranscoders::FFMPEG_AUX) && $source->_container && ($source->_container->_id == "qt" || $source->_container->_format == "qt") && ($source->_video && (in_array($source->_video->_format, $qt_wmv_list) || in_array($source->_video->_id, $qt_wmv_list)) || $source->_audio && (in_array($source->_audio->_format, $qt_wmv_list) || in_array($source->_audio->_id, $qt_wmv_list)))) {
$warnings[KDLConstants::VideoIndex][] = KDLWarnings::ToString(KDLWarnings::TranscoderFormat, $this->_id, "qt/wmv/wma");
return true;
}
return false;
}
public function CheckConstraints(KDLMediaDataSet $source, KDLFlavor $target, array &$errors = null, array &$warnings = null)
{
if (parent::CheckConstraints($source, $target, $errors, $warnings) == true) {
return true;
}
if ($this->_id == KDLTranscoders::FFMPEG_AUX) {
$transcoder = new KDLOperatorFfmpeg($this->_id);
if ($transcoder->CheckConstraints($source, $target, $errors, $warnings) == true) {
return true;
}
}
if ($this->_id == KDLTranscoders::FFMPEG) {
$transcoder = new KDLOperatorFfmpeg0_10($this->_id);
if ($transcoder->CheckConstraints($source, $target, $errors, $warnings) == true) {
return true;
}
}
if ($this->_id == KDLTranscoders::MENCODER) {
$transcoder = new KDLOperatorMencoder($this->_id);
if ($transcoder->CheckConstraints($source, $target, $errors, $warnings) == true) {
return true;
}
}
if ($this->_id == KDLTranscoders::ON2) {
$transcoder = new KDLOperatorOn2($this->_id);
if ($transcoder->CheckConstraints($source, $target, $errors, $warnings) == true) {
return true;
}
}
/*
* Remove encoding.com for DAR<>PAR
*/
if ($this->_id == KDLTranscoders::ENCODING_COM && $source->_video && $source->_video->_dar && abs($source->_video->GetPAR() - $source->_video->_dar) > 0.01) {
$warnings[KDLConstants::VideoIndex][] = KDLWarnings::ToString(KDLWarnings::TranscoderFormat, $this->_id, "non square pixels");
return true;
}
return false;
}
private function validateTranscoders(KDLMediaDataSet $source, &$transcoders, $inSet = false)
{
KalturaLog::log("==>\n");
$cnt = count($transcoders);
$i = 0;
foreach ($transcoders as $key => $trPrm) {
if (is_array($trPrm)) {
$cnt = count($trPrm);
$this->validateTranscoders($source, $trPrm, true);
if ($cnt > count($trPrm)) {
unset($transcoders[$key]);
$this->_warnings[KDLConstants::ContainerIndex][] = KDLWarnings::ToString(KDLWarnings::RemovingMultilineTranscoding);
}
} else {
if (is_null($transcoders[$key]->_engine)) {
$this->_warnings[KDLConstants::ContainerIndex][] = KDLWarnings::ToString(KDLWarnings::MissingTranscoderEngine, $transcoders[$key]->_id);
unset($transcoders[$key]);
} else {
if ($inSet) {
KalturaLog::log(": inSet,cnt:{$cnt},i:{$i}");
if ($i > 0) {
$transcoders[$key]->_engine->set_sourceBlacklist(null);
}
if ($i < $cnt - 1) {
$transcoders[$key]->_engine->set_targetBlackList(null);
}
}
$rv = $transcoders[$key]->_engine->CheckConstraints($source, $this, $this->_errors, $this->_warnings);
if ($rv == true) {
unset($transcoders[$key]);
}
}
}
$i++;
}
if (count($transcoders)) {
return true;
}
return false;
}
protected function checkBasicFFmpegConstraints(KDLMediaDataSet $source, KDLFlavor $target, array &$errors = null, array &$warnings = null)
{
/*
* Non Mac transcoders should not mess up with QT/WMV/WMA
*
*/
$qt_wmv_list = array("wmv1", "wmv2", "wmv3", "wvc1", "wmva", "wma1", "wma2", "wmapro");
if ($source->_container && ($source->_container->_id == "qt" || $source->_container->_format == "qt") && ($source->_video && (in_array($source->_video->_format, $qt_wmv_list) || in_array($source->_video->_id, $qt_wmv_list)) || $source->_audio && (in_array($source->_audio->_format, $qt_wmv_list) || in_array($source->_audio->_id, $qt_wmv_list)))) {
$warnings[KDLConstants::VideoIndex][] = KDLWarnings::ToString(KDLWarnings::TranscoderFormat, $this->_id, "qt/wmv/wma");
return true;
}
return false;
}
public function CheckConstraints(KDLMediaDataSet $source, KDLFlavor $target, array &$errors = null, array &$warnings = null)
{
if (parent::CheckConstraints($source, $target, $errors, $warnings) == true) {
return true;
}
/*
* Remove mencoder, encoding.com and cli_encode
* for audio only flavors
*/
if ($target->_video == null) {
$warnings[KDLConstants::AudioIndex][] = KDLWarnings::ToString(KDLWarnings::TranscoderLimitation, $this->_id);
return true;
}
/*
* Remove On2
* for 270 rotated videos
*/
if ($target->_video && $target->_video->_rotation == 270) {
$warnings[KDLConstants::VideoIndex][] = KDLWarnings::ToString(KDLWarnings::TranscoderLimitation, $this->_id);
return true;
}
return false;
}
protected function sanityCheck(array &$errors, array &$warnings, $section = null)
{
if ($this->_width == 0) {
$this->_width = 480;
$warnings[KDLConstants::VideoIndex][] = KDLWarnings::ToString(KDLWarnings::ZeroedFrameDim, $this->_width);
}
if ($this->_height == 0) {
$this->_height = 320;
$warnings[KDLConstants::VideoIndex][] = KDLWarnings::ToString(KDLWarnings::ZeroedFrameDim, $this->_height);
}
if ($this->_width < KDLSanityLimits::MinDimension || $this->_width > KDLSanityLimits::MaxDimension || $this->_height < KDLSanityLimits::MinDimension || $this->_height > KDLSanityLimits::MaxDimension) {
// "Invalid width (" . $this->_width . "px)";
$errors[KDLConstants::VideoIndex][] = KDLErrors::ToString(KDLErrors::SanityInvalidFrameDim, $this->_width . "x" . $this->_height);
}
if ($this->_frameRate < KDLSanityLimits::MinFramerate || $this->_frameRate > KDLSanityLimits::MaxFramerate) {
$warnings[KDLConstants::VideoIndex][] = KDLWarnings::ToString(KDLWarnings::SanityInvalidFarmerate, $this->_frameRate);
}
if ($this->_dar < KDLSanityLimits::MinDAR || $this->_dar > KDLSanityLimits::MaxDAR) {
$warnings[KDLConstants::VideoIndex][] = KDLWarnings::ToString(KDLWarnings::SanityInvalidDAR, $this->_dar);
}
}
