public MediaFileDescriptor buildMediaDescriptor(File f) {
MediaFileDescriptor id = new MediaFileDescriptor();
int[] data;
String md5;
try {
id.setPath(f.getCanonicalPath());
id.setMtime(f.lastModified());
id.setSize(f.length());
// generate thumbnails only for images, not video
if (Utils.isValideImageName(f.getName())) {
MetaDataFinder mdf = new MetaDataFinder(f);
double[] latLon = mdf.getLatLong();
if (latLon != null) {
id.setLat(latLon[0]);
id.setLon(latLon[1]);
}
// bufferize images in memory, read directly from file for others
ByteArrayInputStream fbi = this.readFileToMemory(f);
id.setHash(new ImageHash().generateSignature(fbi));
fbi.reset();
md5 = generateMD5(fbi);
id.setMd5Digest(md5);
} else {
md5 = generateMD5(f);
id.setMd5Digest(md5);
}
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
System.err.println("Error processing file " + f.getName());
e.printStackTrace();
}
return id;
}
public void generateAndSave(File f) {
System.out.print(".");
currentProgressSize += f.length() / 1024;
try {
MediaFileDescriptor mf = ts.getMediaFileDescriptor(f.getCanonicalPath());
Logger.getLogger().err("MediaIndexer.generateAndSave " + f + " descriptor: " + mf);
if ((mf != null) && (f.lastModified() == mf.getMtime())) {
// Descriptor exists with same mtime
Logger.getLogger()
.err("MediaIndexer.generateImageDescriptor() Already in DB, ignoring with same mtime");
Logger.getLogger().err("MediaIndexer.generateImageDescriptor() In DB : " + mf.getMtime());
Logger.getLogger()
.err("MediaIndexer.generateImageDescriptor() On Disk : " + f.lastModified());
boolean update = false;
if (forceGPSUpdate) {
// MediaFileDescriptor mfd = ts.getMediaFileDescriptor(f.getCanonicalPath());
MetaDataFinder mdf = new MetaDataFinder(f);
double latLon[] = mdf.getLatLong();
Logger.getLogger().err("MediaIndexer.generateAndSave working on " + f);
if (latLon != null) {
mf.setLat(latLon[0]);
mf.setLon(latLon[1]);
Logger.getLogger().err("MediaIndexer : forced update for GPS data for " + f);
updateToDB(mf);
update = true;
}
}
if (forceHashUpdate || (mf.getHash() == null)) {
if (Utils.isValideImageName(f.getName())) {
mf.setHash(new ImageHash().generateSignature(f.getCanonicalPath()));
updateToDB(mf);
update = true;
}
}
// if (update) {
this.fileCreatedUpdated(false, update);
// }
} else {
Logger.getLogger().err("MediaIndexer.generateAndSave building descriptor");
MediaFileDescriptor id = this.buildMediaDescriptor(f);
if (id != null) {
if ((mf != null) && (f.lastModified() != mf.getMtime())) {
// we need to update it
updateToDB(id);
this.fileCreatedUpdated(false, true);
} else {
saveToDB(id);
this.fileCreatedUpdated(true, false);
}
if (log.isEnabled()) {
log.log(
f.getCanonicalPath()
+ " ..... size "
+ (f.length() / 1024)
+ " KiB OK "
+ executorService.getActiveCount()
+ " threads running");
}
} else {
this.fileCreatedUpdated(false, false);
}
}
} catch (IOException e) {
System.err.println("Error processing file " + f.getName());
e.printStackTrace();
}
}