/**
* batch adjustToFramesize - verify that in the given set of target flvors,
* there is at least one flavor that matches (or as close as possible)
* to the source frame size. If there is no such flavor - set '_create_anyway' for the best matching.
* The screencast sources are main cases for such adjustments, but there are other cases as well
*
* @param mediaInfo $source
* @param array $targetFlavorArr is array of flavorOutputParams
*/
protected static function adjustToFramesize(mediaInfo $source, array $targetFlavorArr)
{
/*
* Evaluate the 'adjusted' source height, to use as a for best matching flavor.
*/
$srcHgt = 0;
if (isset($source)) {
$srcHgt = $source->getVideoHeight();
$srcHgt = $srcHgt - $srcHgt % 16;
}
$matchSourceHeightIdx = null;
// index of the smallest flavor that matches the source height
$matchSourceOriginalFlavorBR = 0;
$targetLargestHeight = 0;
// To save the height of the largest target flavor and its key
$targetLargestHeightKey = null;
// and its key id.
foreach ($targetFlavorArr as $key => $target) {
/*
* Ignore flavors that are smaller than the source -
* they are not in the scope of 'adjustToFramesize'.
* Track the largest target flavor, required for cases when the source height is larger than ALL flavors
*/
if ($target->getHeight() < $srcHgt) {
KalturaLog::log("Source is larger than the target, skipping - key:{$key}, srcHgt:{$srcHgt}, trgHgt:" . $target->getHeight());
if ($targetLargestHeight < $target->getHeight()) {
$targetLargestHeight = $target->getHeight();
$targetLargestHeightKey = $key;
}
continue;
}
/*
* Stop searching if there is a flavor, in that set, that matches the source frame size -
* no need to activate another flavor conversion
*/
if (!$target->_isNonComply || $target->_force || $target->_create_anyway) {
$matchSourceHeightIdx = null;
$targetLargestHeightKey = null;
KalturaLog::log("Found COMPLY/forced/create_anyway, leaving - key:{$key}, srcHgt:{$srcHgt}, trgHgt:" . $target->getHeight());
break;
}
/*
* If 'matching-target' is unset
* - set it to the current target
*/
if (!isset($matchSourceHeightIdx)) {
$matchSourceHeightIdx = $key;
$flPrm = assetParamsPeer::retrieveByPKs(array($key));
$matchSourceOriginalFlavorBR = $flPrm[0]->getVideoBitrate();
KalturaLog::log("Set matchSourceHeightIdx:{$key}, matchSourceOriginalFlavorBR:{$matchSourceOriginalFlavorBR}, srcHgt:{$srcHgt}");
continue;
}
/*
* If current target is smaller than 'matching-target'
* - set it to the current target
*/
$flPrm = assetParamsPeer::retrieveByPKs(array($key));
$flPrmBR = $flPrm[0]->getVideoBitrate();
if ($matchSourceOriginalFlavorBR > $flPrmBR) {
$matchSourceOriginalFlavorBR = $flPrmBR;
$matchSourceHeightIdx = $key;
KalturaLog::log("Switch to matchSourceHeightIdx:{$matchSourceHeightIdx}, matchSourceOriginalFlavorBR:{$matchSourceOriginalFlavorBR} srcHgt:{$srcHgt}");
}
// if($target->getHeight()<$targetFlavorArr[$matchSourceHeightIdx]->getHeight()){
// }
}
/*
* If no match was found, use the largest target flavor
*/
if (!isset($matchSourceHeightIdx) && isset($targetLargestHeightKey) && $targetFlavorArr[$targetLargestHeightKey]->getHeight() < $srcHgt) {
$matchSourceHeightIdx = $targetLargestHeightKey;
}
/*
* If smallest-source-height-matching is found and it is 'non-compliant' (therefore it will not be generated),
* set '_create_anyway' flag for the 'matchSourceHeightIdx' flavor.
*/
if (isset($matchSourceHeightIdx) && $targetFlavorArr[$matchSourceHeightIdx]->_isNonComply) {
$targetFlavorArr[$matchSourceHeightIdx]->_create_anyway = true;
KalturaLog::log("Forcing (create anyway) target {$matchSourceHeightIdx}");
/*
$first = reset($targetFlavorArr);
if($first->_isNonComply) {
$first->_force = true; // _create_anyway
}
*/
}
}
public static function ConvertMediainfoCdl2Mediadataset(mediaInfo $cdlMediaInfo, KDLMediaDataSet &$medSet)
{
// KalturaLog::log(__METHOD__."->".$cdlMediaInfo->getRawData());
$medSet->_container = new KDLContainerData();
$medSet->_streamsCollectionStr = $cdlMediaInfo->getMultiStreamInfo();
$medSet->_container->_id = $cdlMediaInfo->getContainerId();
$medSet->_container->_format = $cdlMediaInfo->getContainerFormat();
$medSet->_container->_duration = $cdlMediaInfo->getContainerDuration();
$medSet->_container->_bitRate = $cdlMediaInfo->getContainerBitRate();
$medSet->_container->_fileSize = $cdlMediaInfo->getFileSize();
if ($medSet->_container->IsDataSet() == false) {
$medSet->_container = null;
}
$medSet->_video = new KDLVideoData();
$medSet->_video->_id = $cdlMediaInfo->getVideoCodecId();
$medSet->_video->_format = $cdlMediaInfo->getVideoFormat();
$medSet->_video->_duration = $cdlMediaInfo->getVideoDuration();
$medSet->_video->_bitRate = $cdlMediaInfo->getVideoBitRate();
$medSet->_video->_width = $cdlMediaInfo->getVideoWidth();
$medSet->_video->_height = $cdlMediaInfo->getVideoHeight();
$medSet->_video->_frameRate = $cdlMediaInfo->getVideoFrameRate();
$medSet->_video->_dar = $cdlMediaInfo->getVideoDar();
$medSet->_video->_rotation = $cdlMediaInfo->getVideoRotation();
$medSet->_video->_scanType = $cdlMediaInfo->getScanType();
/* {
$medLoader = new KDLMediaInfoLoader($cdlMediaInfo->getRawData());
$md = new KDLMediadataset();
$medLoader->Load($md);
if($md->_video)
$medSet->_video->_scanType = $md->_video->_scanType;
}
*/
if ($medSet->_video->IsDataSet() == false) {
$medSet->_video = null;
}
$medSet->_audio = new KDLAudioData();
$medSet->_audio->_id = $cdlMediaInfo->getAudioCodecId();
$medSet->_audio->_format = $cdlMediaInfo->getAudioFormat();
$medSet->_audio->_duration = $cdlMediaInfo->getAudioDuration();
$medSet->_audio->_bitRate = $cdlMediaInfo->getAudioBitRate();
$medSet->_audio->_channels = $cdlMediaInfo->getAudioChannels();
$medSet->_audio->_sampleRate = $cdlMediaInfo->getAudioSamplingRate();
$medSet->_audio->_resolution = $cdlMediaInfo->getAudioResolution();
if ($medSet->_audio->IsDataSet() == false) {
$medSet->_audio = null;
}
return $medSet;
}
public static function ConvertMediainfoCdl2Mediadataset(mediaInfo $cdlMediaInfo, KDLMediaDataSet &$medSet)
{
$medSet->_container = new KDLContainerData();
/**/
$contentStreams = $cdlMediaInfo->getContentStreams();
if (isset($contentStreams)) {
if (is_string($contentStreams)) {
$fromJson = json_decode($contentStreams);
$medSet->_contentStreams = isset($fromJson) ? $fromJson : null;
} else {
$medSet->_contentStreams = $contentStreams;
}
}
$medSet->_container->_id = $cdlMediaInfo->getContainerId();
$medSet->_container->_format = $cdlMediaInfo->getContainerFormat();
$medSet->_container->_duration = $cdlMediaInfo->getContainerDuration();
$medSet->_container->_bitRate = $cdlMediaInfo->getContainerBitRate();
$medSet->_container->_fileSize = $cdlMediaInfo->getFileSize();
$medSet->_container->_isFastStart = $cdlMediaInfo->getIsFastStart();
if ($medSet->_container->IsDataSet() == false) {
$medSet->_container = null;
}
$medSet->_video = new KDLVideoData();
$medSet->_video->_id = $cdlMediaInfo->getVideoCodecId();
$medSet->_video->_format = $cdlMediaInfo->getVideoFormat();
$medSet->_video->_duration = $cdlMediaInfo->getVideoDuration();
$medSet->_video->_bitRate = $cdlMediaInfo->getVideoBitRate();
$medSet->_video->_width = $cdlMediaInfo->getVideoWidth();
$medSet->_video->_height = $cdlMediaInfo->getVideoHeight();
$medSet->_video->_frameRate = $cdlMediaInfo->getVideoFrameRate();
$medSet->_video->_dar = $cdlMediaInfo->getVideoDar();
$medSet->_video->_rotation = $cdlMediaInfo->getVideoRotation();
$medSet->_video->_scanType = $cdlMediaInfo->getScanType();
/* {
$medLoader = new KDLMediaInfoLoader($cdlMediaInfo->getRawData());
$md = new KDLMediadataset();
$medLoader->Load($md);
if($md->_video)
$medSet->_video->_scanType = $md->_video->_scanType;
}
*/
if ($medSet->_video->IsDataSet() == false) {
$medSet->_video = null;
}
$medSet->_audio = new KDLAudioData();
$medSet->_audio->_id = $cdlMediaInfo->getAudioCodecId();
$medSet->_audio->_format = $cdlMediaInfo->getAudioFormat();
$medSet->_audio->_duration = $cdlMediaInfo->getAudioDuration();
$medSet->_audio->_bitRate = $cdlMediaInfo->getAudioBitRate();
$medSet->_audio->_channels = $cdlMediaInfo->getAudioChannels();
$medSet->_audio->_sampleRate = $cdlMediaInfo->getAudioSamplingRate();
$medSet->_audio->_resolution = $cdlMediaInfo->getAudioResolution();
if ($medSet->_audio->IsDataSet() == false) {
$medSet->_audio = null;
}
return $medSet;
}
