@Override
protected Metadata extractMetadata(String extension, String mimeType, InputStream inputStream) {
Metadata metadata = super.extractMetadata(extension, mimeType, inputStream);
boolean forkProcess = false;
if (PropsValues.TEXT_EXTRACTION_FORK_PROCESS_ENABLED) {
if (ArrayUtil.contains(PropsValues.TEXT_EXTRACTION_FORK_PROCESS_MIME_TYPES, mimeType)) {
forkProcess = true;
}
}
if (forkProcess) {
File file = FileUtil.createTempFile();
try {
FileUtil.write(file, inputStream);
ExtractMetadataProcessCallable extractMetadataProcessCallable =
new ExtractMetadataProcessCallable(file, metadata, _parser);
Future<Metadata> future =
ProcessExecutor.execute(
ClassPathUtil.getPortalProcessConfig(), extractMetadataProcessCallable);
return future.get();
} catch (Exception e) {
throw new SystemException(e);
} finally {
file.delete();
}
}
try {
return extractMetadata(inputStream, metadata, _parser);
} catch (IOException ioe) {
throw new SystemException(ioe);
}
}
private void _generateVideoXuggler(
FileVersion fileVersion, File sourceFile, File destinationFile, String containerType)
throws Exception {
if (hasPreview(fileVersion, containerType)) {
return;
}
StopWatch stopWatch = new StopWatch();
stopWatch.start();
if (PropsValues.DL_FILE_ENTRY_PREVIEW_FORK_PROCESS_ENABLED) {
ProcessCallable<String> processCallable =
new LiferayVideoProcessCallable(
ServerDetector.getServerId(),
PropsUtil.get(PropsKeys.LIFERAY_HOME),
Log4JUtil.getCustomLogSettings(),
sourceFile,
destinationFile,
containerType,
PropsUtil.getProperties(PropsKeys.DL_FILE_ENTRY_PREVIEW_VIDEO, false),
PropsUtil.getProperties(PropsKeys.XUGGLER_FFPRESET, true));
ProcessChannel<String> processChannel =
ProcessExecutorUtil.execute(ClassPathUtil.getPortalProcessConfig(), processCallable);
Future<String> future = processChannel.getProcessNoticeableFuture();
String processIdentity = String.valueOf(fileVersion.getFileVersionId());
futures.put(processIdentity, future);
future.get();
} else {
LiferayConverter liferayConverter =
new LiferayVideoConverter(
sourceFile.getCanonicalPath(),
destinationFile.getCanonicalPath(),
containerType,
PropsUtil.getProperties(PropsKeys.DL_FILE_ENTRY_PREVIEW_VIDEO, false),
PropsUtil.getProperties(PropsKeys.XUGGLER_FFPRESET, true));
liferayConverter.convert();
}
addFileToStore(
fileVersion.getCompanyId(), PREVIEW_PATH,
getPreviewFilePath(fileVersion, containerType), destinationFile);
if (_log.isInfoEnabled()) {
_log.info(
"Xuggler generated a "
+ containerType
+ " preview video for "
+ fileVersion.getTitle()
+ " in "
+ stopWatch.getTime()
+ " ms");
}
}
private void _generateThumbnailXuggler(FileVersion fileVersion, File file, int height, int width)
throws Exception {
StopWatch stopWatch = new StopWatch();
stopWatch.start();
String tempFileId =
DLUtil.getTempFileId(fileVersion.getFileEntryId(), fileVersion.getVersion());
File thumbnailTempFile = getThumbnailTempFile(tempFileId);
try {
try {
if (PropsValues.DL_FILE_ENTRY_PREVIEW_FORK_PROCESS_ENABLED) {
ProcessCallable<String> processCallable =
new LiferayVideoThumbnailProcessCallable(
ServerDetector.getServerId(),
PropsUtil.get(PropsKeys.LIFERAY_HOME),
Log4JUtil.getCustomLogSettings(),
file,
thumbnailTempFile,
THUMBNAIL_TYPE,
height,
width,
PropsValues.DL_FILE_ENTRY_THUMBNAIL_VIDEO_FRAME_PERCENTAGE);
ProcessChannel<String> processChannel =
ProcessExecutorUtil.execute(ClassPathUtil.getPortalProcessConfig(), processCallable);
Future<String> future = processChannel.getProcessNoticeableFuture();
String processIdentity = String.valueOf(fileVersion.getFileVersionId());
futures.put(processIdentity, future);
future.get();
} else {
LiferayConverter liferayConverter =
new LiferayVideoThumbnailConverter(
file.getCanonicalPath(),
thumbnailTempFile,
THUMBNAIL_TYPE,
height,
width,
PropsValues.DL_FILE_ENTRY_THUMBNAIL_VIDEO_FRAME_PERCENTAGE);
liferayConverter.convert();
}
} catch (CancellationException ce) {
if (_log.isInfoEnabled()) {
_log.info(
"Cancellation received for "
+ fileVersion.getFileVersionId()
+ " "
+ fileVersion.getTitle());
}
} catch (Exception e) {
_log.error(e, e);
}
storeThumbnailImages(fileVersion, thumbnailTempFile);
if (_log.isInfoEnabled()) {
_log.info(
"Xuggler generated a thumbnail for "
+ fileVersion.getTitle()
+ " in "
+ stopWatch.getTime()
+ " ms");
}
} catch (Exception e) {
throw new SystemException(e);
} finally {
FileUtil.delete(thumbnailTempFile);
}
}