src/Thread_Initialization.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // LameXP - Audio Encoder Front-End
   3 // Copyright (C) 2004-2015 LoRd_MuldeR <MuldeR2@GMX.de>
   4 //
   5 // This program is free software; you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation; either version 2 of the License, or
   8 // (at your option) any later version, but always including the *additional*
   9 // restrictions defined in the "License.txt" file.
  10 //
  11 // This program is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15 //
  16 // You should have received a copy of the GNU General Public License along
  17 // with this program; if not, write to the Free Software Foundation, Inc.,
  18 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19 //
  20 // http://www.gnu.org/licenses/gpl-2.0.txt
  21 ///////////////////////////////////////////////////////////////////////////////
  22
  23 #include "Thread_Initialization.h"
  24
  25 //Internal
  26 #define LAMEXP_INC_TOOLS 1
  27 #include "Tools.h"
  28 #include "LockedFile.h"
  29 #include "Tool_Abstract.h"
  30
  31 //MUtils
  32 #include <MUtils/Global.h>
  33 #include <MUtils/OSSupport.h>
  34 #include <MUtils/Translation.h>
  35 #include <MUtils/Exception.h>
  36
  37 //Qt
  38 #include <QFileInfo>
  39 #include <QCoreApplication>
  40 #include <QProcess>
  41 #include <QMap>
  42 #include <QDir>
  43 #include <QResource>
  44 #include <QTextStream>
  45 #include <QRunnable>
  46 #include <QThreadPool>
  47 #include <QMutex>
  48 #include <QQueue>
  49 #include <QElapsedTimer>
  50 #include <QVector>
  51
  52 /* helper macros */
  53 #define PRINT_CPU_TYPE(X) case X: qDebug("Selected CPU is: " #X)
  54 #define MAKE_REGEXP(STR) (((STR) && ((STR)[0])) ? QRegExp((STR)) : QRegExp())
  55
  56 /* constants */
  57 static const double g_allowedExtractDelay = 12.0;
  58 static const size_t BUFF_SIZE = 512;
  59 static const size_t EXPECTED_TOOL_COUNT = 28;
  60
  61 /* number of CPU cores -> number of threads */
  62 static unsigned int cores2threads(const unsigned int cores)
  63 {
  64         static const size_t LUT_LEN = 4;
  65
  66         static const struct
  67         {
  68                 const unsigned int upperBound;
  69                 const double coeffs[4];
  70         }
  71         LUT[LUT_LEN] =
  72         {
  73                 {  4, { -0.052695810565,  0.158087431694, 4.982841530055, -1.088233151184 } },
  74                 {  8, {  0.042431693989, -0.983442622951, 9.548961748634, -7.176393442623 } },
  75                 { 12, { -0.006277322404,  0.185573770492, 0.196830601093, 17.762622950820 } },
  76                 { 32, {  0.000673497268, -0.064655737705, 3.199584699454,  5.751606557377 } }
  77         };
  78
  79         size_t index = 0;
  80         while((cores > LUT[index].upperBound) && (index < (LUT_LEN-1))) index++;
  81
  82         const double x = qBound(1.0, double(cores), double(LUT[LUT_LEN-1].upperBound));
  83         const double y = (LUT[index].coeffs[0] * pow(x, 3.0)) + (LUT[index].coeffs[1] * pow(x, 2.0)) + (LUT[index].coeffs[2] * x) + LUT[index].coeffs[3];
  84
  85         return qRound(abs(y));
  86 }
  87
  88 ////////////////////////////////////////////////////////////
  89 // BaseTask class
  90 ////////////////////////////////////////////////////////////
  91
  92 class BaseTask : public QRunnable
  93 {
  94 public:
  95         BaseTask(void)
  96         {
  97         }
  98
  99         ~BaseTask(void)
 100         {
 101         }
 102
 103         static void clearFlags(QMutexLocker &lock = QMutexLocker(&s_mutex))
 104         {
 105                 s_bExcept = false;
 106                 s_errMsg[0] = char(0);
 107         }
 108
 109         static bool getExcept(void)
 110         {
 111                 bool ret;
 112                 QMutexLocker lock(&s_mutex);
 113                 ret = s_bExcept;
 114                 return ret;
 115         }
 116
 117         static bool getErrMsg(char *buffer, const size_t buffSize)
 118         {
 119                 QMutexLocker lock(&s_mutex);
 120                 if(s_errMsg[0])
 121                 {
 122                         strncpy_s(buffer, BUFF_SIZE, s_errMsg, _TRUNCATE);
 123                         return true;
 124                 }
 125                 return false;
 126         }
 127
 128 protected:
 129         virtual void taskMain(void) = 0;
 130
 131         void run(void)
 132         {
 133                 try
 134                 {
 135                         if(!getExcept()) taskMain();
 136                 }
 137                 catch(const std::exception &e)
 138                 {
 139                         QMutexLocker lock(&s_mutex);
 140                         if(!s_bExcept)
 141                         {
 142                                 s_bExcept = true;
 143                                 strncpy_s(s_errMsg, BUFF_SIZE, e.what(), _TRUNCATE);
 144                         }
 145                         lock.unlock();
 146                         qWarning("OptionalInitTask exception error:\n%s\n\n", e.what());
 147                 }
 148                 catch(...)
 149                 {
 150                         QMutexLocker lock(&s_mutex);
 151                         if(!s_bExcept)
 152                         {
 153                                 s_bExcept = true;
 154                                 strncpy_s(s_errMsg, BUFF_SIZE, "Unknown exception error!", _TRUNCATE);
 155                         }
 156                         lock.unlock();
 157                         qWarning("OptionalInitTask encountered an unknown exception!");
 158                 }
 159         }
 160
 161         static volatile bool s_bExcept;
 162         static QMutex s_mutex;
 163         static char s_errMsg[BUFF_SIZE];
 164 };
 165
 166 QMutex BaseTask::s_mutex;
 167 char BaseTask::s_errMsg[BUFF_SIZE] = {'\0'};
 168 volatile bool BaseTask::s_bExcept = false;
 169
 170 ////////////////////////////////////////////////////////////
 171 // ExtractorTask class
 172 ////////////////////////////////////////////////////////////
 173
 174 class ExtractorTask : public BaseTask
 175 {
 176 public:
 177         ExtractorTask(QResource *const toolResource, const QDir &appDir, const QString &toolName, const QByteArray &toolHash, const unsigned int toolVersion, const QString &toolTag)
 178         :
 179                 m_appDir(appDir),
 180                 m_toolName(toolName),
 181                 m_toolHash(toolHash),
 182                 m_toolVersion(toolVersion),
 183                 m_toolTag(toolTag),
 184                 m_toolResource(toolResource)
 185         {
 186                 /* Nothing to do */
 187         }
 188
 189         ~ExtractorTask(void)
 190         {
 191         }
 192
 193         static bool getCustom(void)
 194         {
 195                 bool ret;
 196                 QMutexLocker lock(&s_mutex);
 197                 ret = s_bCustom;
 198                 return ret;
 199         }
 200
 201         static void clearFlags(void)
 202         {
 203                 QMutexLocker lock(&s_mutex);
 204                 s_bCustom = false;
 205                 BaseTask::clearFlags(lock);
 206         }
 207
 208 protected:
 209         void taskMain(void)
 210         {
 211                 LockedFile *lockedFile = NULL;
 212                 unsigned int version = m_toolVersion;
 213
 214                 QFileInfo toolFileInfo(m_toolName);
 215                 const QString toolShortName = QString("%1.%2").arg(toolFileInfo.baseName().toLower(), toolFileInfo.suffix().toLower());
 216
 217                 QFileInfo customTool(QString("%1/tools/%2/%3").arg(m_appDir.canonicalPath(), QString::number(lamexp_version_build()), toolShortName));
 218                 if(customTool.exists() && customTool.isFile())
 219                 {
 220                         qDebug("Setting up file: %s <- %s", toolShortName.toLatin1().constData(), m_appDir.relativeFilePath(customTool.canonicalFilePath()).toLatin1().constData());
 221                         lockedFile = new LockedFile(customTool.canonicalFilePath()); version = UINT_MAX; s_bCustom = true;
 222                 }
 223                 else
 224                 {
 225                         qDebug("Extracting file: %s -> %s", m_toolName.toLatin1().constData(), toolShortName.toLatin1().constData());
 226                         lockedFile = new LockedFile(m_toolResource.data(), QString("%1/lxp_%2").arg(MUtils::temp_folder(), toolShortName), m_toolHash);
 227                 }
 228
 229                 if(lockedFile)
 230                 {
 231                         lamexp_tools_register(toolShortName, lockedFile, version, m_toolTag);
 232                 }
 233         }
 234
 235 private:
 236         QScopedPointer<QResource> m_toolResource;
 237         const QDir m_appDir;
 238         const QString m_toolName;
 239         const QByteArray m_toolHash;
 240         const unsigned int m_toolVersion;
 241         const QString m_toolTag;
 242
 243         static volatile bool s_bCustom;
 244 };
 245
 246 volatile bool ExtractorTask::s_bCustom = false;
 247
 248 ////////////////////////////////////////////////////////////
 249 // InitAacEncTask class
 250 ////////////////////////////////////////////////////////////
 251
 252 class InitAacEncTask : public BaseTask
 253 {
 254 public:
 255         InitAacEncTask(const aac_encoder_t *const encoder_info)
 256         :
 257                 m_encoder_info(encoder_info)
 258         {
 259         }
 260
 261         ~InitAacEncTask(void)
 262         {
 263         }
 264
 265 protected:
 266         void taskMain(void)
 267         {
 268                 initAacEncImpl(m_encoder_info->toolName, m_encoder_info->fileNames, m_encoder_info->toolMinVersion, m_encoder_info->verDigits, m_encoder_info->verShift, m_encoder_info->verStr, MAKE_REGEXP(m_encoder_info->regExpVer), MAKE_REGEXP(m_encoder_info->regExpSig));
 269         }
 270
 271         static void initAacEncImpl(const char *const toolName, const char *const fileNames[], const quint32 &toolMinVersion, const quint32 &verDigits, const quint32 &verShift, const char *const verStr, QRegExp &regExpVer, QRegExp &regExpSig = QRegExp());
 272
 273 private:
 274         const aac_encoder_t *const m_encoder_info;
 275 };
 276
 277 ////////////////////////////////////////////////////////////
 278 // Constructor
 279 ////////////////////////////////////////////////////////////
 280
 281 InitializationThread::InitializationThread(const MUtils::CPUFetaures::cpu_info_t &cpuFeatures)
 282 :
 283         m_bSuccess(false),
 284         m_slowIndicator(false)
 285 {
 286
 287         memcpy(&m_cpuFeatures, &cpuFeatures, sizeof(MUtils::CPUFetaures::cpu_info_t));
 288 }
 289
 290 ////////////////////////////////////////////////////////////
 291 // Thread Main
 292 ////////////////////////////////////////////////////////////
 293
 294 void InitializationThread::run(void)
 295 {
 296         try
 297         {
 298                 doInit();
 299         }
 300         catch(const std::exception &error)
 301         {
 302                 MUTILS_PRINT_ERROR("\nGURU MEDITATION !!!\n\nException error:\n%s\n", error.what());
 303                 MUtils::OS::fatal_exit(L"Unhandeled C++ exception error, application will exit!");
 304         }
 305         catch(...)
 306         {
 307                 MUTILS_PRINT_ERROR("\nGURU MEDITATION !!!\n\nUnknown exception error!\n");
 308                 MUtils::OS::fatal_exit(L"Unhandeled C++ exception error, application will exit!");
 309         }
 310 }
 311
 312 double InitializationThread::doInit(const size_t threadCount)
 313 {
 314         m_bSuccess = false;
 315         delay();
 316
 317         //CPU type selection
 318         unsigned int cpuSupport = 0;
 319         if((m_cpuFeatures.features & MUtils::CPUFetaures::FLAG_SSE) && (m_cpuFeatures.features & MUtils::CPUFetaures::FLAG_SSE2) && m_cpuFeatures.intel)
 320         {
 321                 cpuSupport = m_cpuFeatures.x64 ? CPU_TYPE_X64_SSE : CPU_TYPE_X86_SSE;
 322         }
 323         else
 324         {
 325                 cpuSupport = m_cpuFeatures.x64 ? CPU_TYPE_X64_GEN : CPU_TYPE_X86_GEN;
 326         }
 327
 328         //Hack to disable x64 on Wine, as x64 binaries won't run under Wine (tested with Wine 1.4 under Ubuntu 12.04 x64)
 329         if(cpuSupport & CPU_TYPE_X64_ALL)
 330         {
 331                 if(MUtils::OS::running_on_wine())
 332                 {
 333                         qWarning("Running under Wine on a 64-Bit system. Going to disable all x64 support!\n");
 334                         cpuSupport = (cpuSupport == CPU_TYPE_X64_SSE) ? CPU_TYPE_X86_SSE : CPU_TYPE_X86_GEN;
 335                 }
 336         }
 337
 338         //Print selected CPU type
 339         switch(cpuSupport)
 340         {
 341                 PRINT_CPU_TYPE(CPU_TYPE_X86_GEN); break;
 342                 PRINT_CPU_TYPE(CPU_TYPE_X86_SSE); break;
 343                 PRINT_CPU_TYPE(CPU_TYPE_X64_GEN); break;
 344                 PRINT_CPU_TYPE(CPU_TYPE_X64_SSE); break;
 345                 default: MUTILS_THROW("CPU support undefined!");
 346         }
 347
 348         //Allocate queues
 349         QQueue<QString> queueToolName;
 350         QQueue<QString> queueChecksum;
 351         QQueue<QString> queueVersInfo;
 352         QQueue<unsigned int> queueVersions;
 353         QQueue<unsigned int> queueCpuTypes;
 354
 355         //Init properties
 356         for(int i = 0; true; i++)
 357         {
 358                 if(!(g_lamexp_tools[i].pcName || g_lamexp_tools[i].pcHash  || g_lamexp_tools[i].uiVersion))
 359                 {
 360                         break;
 361                 }
 362                 else if(g_lamexp_tools[i].pcName && g_lamexp_tools[i].pcHash && g_lamexp_tools[i].uiVersion)
 363                 {
 364                         queueToolName.enqueue(QString::fromLatin1(g_lamexp_tools[i].pcName));
 365                         queueChecksum.enqueue(QString::fromLatin1(g_lamexp_tools[i].pcHash));
 366                         queueVersInfo.enqueue(QString::fromLatin1(g_lamexp_tools[i].pcVersTag));
 367                         queueCpuTypes.enqueue(g_lamexp_tools[i].uiCpuType);
 368                         queueVersions.enqueue(g_lamexp_tools[i].uiVersion);
 369                 }
 370                 else
 371                 {
 372                         qFatal("Inconsistent checksum data detected. Take care!");
 373                 }
 374         }
 375
 376         QDir appDir = QDir(QCoreApplication::applicationDirPath()).canonicalPath();
 377
 378         QScopedPointer<QThreadPool> pool(new QThreadPool());
 379         pool->setMaxThreadCount((threadCount > 0) ? threadCount : qBound(2U, cores2threads(m_cpuFeatures.count), EXPECTED_TOOL_COUNT));
 380         /* qWarning("Using %u threads for extraction.", pool->maxThreadCount()); */
 381
 382         LockedFile::selfTest();
 383         ExtractorTask::clearFlags();
 384
 385         //Start the timer
 386         QElapsedTimer timeExtractStart;
 387         timeExtractStart.start();
 388
 389         //Extract all files
 390         while(!(queueToolName.isEmpty() || queueChecksum.isEmpty() || queueVersInfo.isEmpty() || queueCpuTypes.isEmpty() || queueVersions.isEmpty()))
 391         {
 392                 const QString toolName = queueToolName.dequeue();
 393                 const QString checksum = queueChecksum.dequeue();
 394                 const QString versInfo = queueVersInfo.dequeue();
 395                 const unsigned int cpuType = queueCpuTypes.dequeue();
 396                 const unsigned int version = queueVersions.dequeue();
 397
 398                 const QByteArray toolHash(checksum.toLatin1());
 399                 if(toolHash.size() != 96)
 400                 {
 401                         qFatal("The checksum for \"%s\" has an invalid size!", MUTILS_UTF8(toolName));
 402                         return -1.0;
 403                 }
 404
 405                 QScopedPointer<QResource> resource(new QResource(QString(":/tools/%1").arg(toolName)));
 406                 if(!(resource->isValid() && resource->data()))
 407                 {
 408                         qFatal("The resource for \"%s\" could not be found!", MUTILS_UTF8(toolName));
 409                         return -1.0;
 410                 }
 411
 412                 if(cpuType & cpuSupport)
 413                 {
 414                         pool->start(new ExtractorTask(resource.take(), appDir, toolName, toolHash, version, versInfo));
 415                         continue;
 416                 }
 417         }
 418
 419         //Sanity Check
 420         if(!(queueToolName.isEmpty() && queueChecksum.isEmpty() && queueVersInfo.isEmpty() && queueCpuTypes.isEmpty() && queueVersions.isEmpty()))
 421         {
 422                 qFatal("Checksum queues *not* empty fater verification completed. Take care!");
 423         }
 424
 425         //Wait for extrator threads to finish
 426         pool->waitForDone();
 427
 428         //Performance measure
 429         const double delayExtract = double(timeExtractStart.elapsed()) / 1000.0;
 430         timeExtractStart.invalidate();
 431
 432         //Make sure all files were extracted correctly
 433         if(ExtractorTask::getExcept())
 434         {
 435                 char errorMsg[BUFF_SIZE];
 436                 if(ExtractorTask::getErrMsg(errorMsg, BUFF_SIZE))
 437                 {
 438                         qFatal("At least one of the required tools could not be initialized:\n%s", errorMsg);
 439                         return -1.0;
 440                 }
 441                 qFatal("At least one of the required tools could not be initialized!");
 442                 return -1.0;
 443         }
 444
 445         qDebug("All extracted.\n");
 446
 447         //Using any custom tools?
 448         if(ExtractorTask::getCustom())
 449         {
 450                 qWarning("Warning: Using custom tools, you might encounter unexpected problems!\n");
 451         }
 452
 453         //Check delay
 454         if(delayExtract > g_allowedExtractDelay)
 455         {
 456                 m_slowIndicator = true;
 457                 qWarning("Extracting tools took %.3f seconds -> probably slow realtime virus scanner.", delayExtract);
 458                 qWarning("Please report performance problems to your anti-virus developer !!!\n");
 459         }
 460         else
 461         {
 462                 qDebug("Extracting the tools took %.3f seconds (OK).\n", delayExtract);
 463         }
 464
 465         //Register all translations
 466         initTranslations();
 467
 468         //Look for AAC encoders
 469         InitAacEncTask::clearFlags();
 470         for(size_t i = 0; g_lamexp_aacenc[i].toolName; i++)
 471         {
 472                 pool->start(new InitAacEncTask(&(g_lamexp_aacenc[i])));
 473         }
 474         pool->waitForDone();
 475
 476         //Make sure initialization finished correctly
 477         if(InitAacEncTask::getExcept())
 478         {
 479                 char errorMsg[BUFF_SIZE];
 480                 if(InitAacEncTask::getErrMsg(errorMsg, BUFF_SIZE))
 481                 {
 482                         qFatal("At least one optional component failed to initialize:\n%s", errorMsg);
 483                         return -1.0;
 484                 }
 485                 qFatal("At least one optional component failed to initialize!");
 486                 return -1.0;
 487         }
 488
 489         m_bSuccess = true;
 490         delay();
 491
 492         return delayExtract;
 493 }
 494
 495 ////////////////////////////////////////////////////////////
 496 // INTERNAL FUNCTIONS
 497 ////////////////////////////////////////////////////////////
 498
 499 void InitializationThread::delay(void)
 500 {
 501         MUtils::OS::sleep_ms(333);
 502 }
 503
 504 ////////////////////////////////////////////////////////////
 505 // Translation Support
 506 ////////////////////////////////////////////////////////////
 507
 508 void InitializationThread::initTranslations(void)
 509 {
 510         //Search for language files
 511         const QDir qmDirectory(":/localization");
 512         const QStringList qmFiles = qmDirectory.entryList(QStringList() << "LameXP_??.qm", QDir::Files, QDir::Name);
 513
 514         //Make sure we found at least one translation
 515         if(qmFiles.count() < 1)
 516         {
 517                 qFatal("Could not find any translation files!");
 518                 return;
 519         }
 520
 521         //Initialize variables
 522         const QString langResTemplate(":/localization/%1.txt");
 523         QRegExp langIdExp("^LameXP_(\\w\\w)\\.qm$", Qt::CaseInsensitive);
 524
 525         //Add all available translations
 526         for(QStringList::ConstIterator iter = qmFiles.constBegin(); iter != qmFiles.constEnd(); iter++)
 527         {
 528                 const QString langFile = qmDirectory.absoluteFilePath(*iter);
 529                 QString langId, langName;
 530                 unsigned int systemId = 0, country = 0;
 531
 532                 if(QFileInfo(langFile).isFile() && (langIdExp.indexIn(*iter) >= 0))
 533                 {
 534                         langId = langIdExp.cap(1).toLower();
 535                         QScopedPointer<QResource> langRes(new QResource(langResTemplate.arg(*iter)));
 536                         if(langRes->isValid() && langRes->size() > 0)
 537                         {
 538                                 QByteArray data = QByteArray::fromRawData(reinterpret_cast<const char*>(langRes->data()), langRes->size());
 539                                 QTextStream stream(&data, QIODevice::ReadOnly);
 540                                 stream.setAutoDetectUnicode(false); stream.setCodec("UTF-8");
 541
 542                                 while(!(stream.atEnd() || (stream.status() != QTextStream::Ok)))
 543                                 {
 544                                         QStringList langInfo = stream.readLine().simplified().split(",", QString::SkipEmptyParts);
 545                                         if(langInfo.count() >= 3)
 546                                         {
 547                                                 systemId = langInfo.at(0).trimmed().toUInt();
 548                                                 country  = langInfo.at(1).trimmed().toUInt();
 549                                                 langName = langInfo.at(2).trimmed();
 550                                                 break;
 551                                         }
 552                                 }
 553                         }
 554                 }
 555
 556                 if(!(langId.isEmpty() || langName.isEmpty() || (systemId == 0)))
 557                 {
 558                         if(MUtils::Translation::insert(langId, langFile, langName, systemId, country))
 559                         {
 560                                 qDebug("Registering translation: %s = %s (%u) [%u]", MUTILS_UTF8(*iter), MUTILS_UTF8(langName), systemId, country);
 561                         }
 562                         else
 563                         {
 564                                 qWarning("Failed to register: %s", langFile.toLatin1().constData());
 565                         }
 566                 }
 567         }
 568
 569         qDebug("All registered.\n");
 570 }
 571
 572 ////////////////////////////////////////////////////////////
 573 // AAC Encoder Detection
 574 ////////////////////////////////////////////////////////////
 575
 576 void InitAacEncTask::initAacEncImpl(const char *const toolName, const char *const fileNames[], const quint32 &toolMinVersion, const quint32 &verDigits, const quint32 &verShift, const char *const verStr, QRegExp &regExpVer, QRegExp &regExpSig)
 577 {
 578         static const size_t MAX_FILES = 8;
 579         const QString appPath = QDir(QCoreApplication::applicationDirPath()).canonicalPath();
 580
 581         QFileInfoList fileInfo;
 582         for(size_t i = 0; fileNames[i] && (fileInfo.count() < MAX_FILES); i++)
 583         {
 584                 fileInfo.append(QFileInfo(QString("%1/%2").arg(appPath, QString::fromLatin1(fileNames[i]))));
 585         }
 586
 587         for(QFileInfoList::ConstIterator iter = fileInfo.constBegin(); iter != fileInfo.constEnd(); iter++)
 588         {
 589                 if(!(iter->exists() && iter->isFile()))
 590                 {
 591                         qDebug("%s encoder binaries not found -> Encoding support will be disabled!\n", toolName);
 592                         return;
 593                 }
 594                 if((iter->suffix().compare("exe", Qt::CaseInsensitive) == 0) && (!MUtils::OS::is_executable_file(iter->canonicalFilePath())))
 595                 {
 596                         qDebug("%s executable is invalid -> %s support will be disabled!\n", MUTILS_UTF8(iter->fileName()), toolName);
 597                         return;
 598                 }
 599         }
 600
 601         qDebug("Found %s encoder binary:\n%s\n", toolName, MUTILS_UTF8(fileInfo.first().canonicalFilePath()));
 602
 603         //Lock the encoder binaries
 604         QScopedPointer<LockedFile> binaries[MAX_FILES];
 605         try
 606         {
 607                 size_t index = 0;
 608                 for(QFileInfoList::ConstIterator iter = fileInfo.constBegin(); iter != fileInfo.constEnd(); iter++)
 609                 {
 610                         binaries[index++].reset(new LockedFile(iter->canonicalFilePath()));
 611                 }
 612         }
 613         catch(...)
 614         {
 615                 qWarning("Failed to get excluive lock to encoder binary -> %s support will be disabled!", toolName);
 616                 return;
 617         }
 618
 619         QProcess process;
 620         MUtils::init_process(process, fileInfo.first().absolutePath());
 621
 622         process.start(fileInfo.first().canonicalFilePath(), QStringList() << "-help");
 623
 624         if(!process.waitForStarted())
 625         {
 626                 qWarning("%s process failed to create!", toolName);
 627                 qWarning("Error message: \"%s\"\n", process.errorString().toLatin1().constData());
 628                 process.kill();
 629                 process.waitForFinished(-1);
 630                 return;
 631         }
 632
 633         quint32 toolVersion = 0;
 634         bool sigFound = regExpSig.isEmpty() ? true : false;
 635
 636         while(process.state() != QProcess::NotRunning)
 637         {
 638                 if(!process.waitForReadyRead())
 639                 {
 640                         if(process.state() == QProcess::Running)
 641                         {
 642                                 qWarning("%s process time out -> killing!", toolName);
 643                                 process.kill();
 644                                 process.waitForFinished(-1);
 645                                 return;
 646                         }
 647                 }
 648                 while(process.canReadLine())
 649                 {
 650                         QString line = QString::fromUtf8(process.readLine().constData()).simplified();
 651                         if((!sigFound) && regExpSig.lastIndexIn(line) >= 0)
 652                         {
 653                                 sigFound = true;
 654                                 continue;
 655                         }
 656                         if(sigFound && (regExpVer.lastIndexIn(line) >= 0))
 657                         {
 658                                 quint32 tmp[8];
 659                                 if(MUtils::regexp_parse_uint32(regExpVer, tmp, qMin(verDigits, 8U)))
 660                                 {
 661                                         toolVersion = 0;
 662                                         for(quint32 i = 0; i < verDigits; i++)
 663                                         {
 664                                                 toolVersion = (toolVersion * verShift) + qBound(0U, tmp[i], (verShift - 1));
 665                                         }
 666                                 }
 667                         }
 668                 }
 669         }
 670
 671         if(toolVersion <= 0)
 672         {
 673                 qWarning("%s version could not be determined -> Encoding support will be disabled!", toolName);
 674                 return;
 675         }
 676         else if(toolVersion < toolMinVersion)
 677         {
 678                 qWarning("%s version is too much outdated (%s) -> Encoding support will be disabled!", toolName, MUTILS_UTF8(lamexp_version2string(verStr, toolVersion,    "N/A")));
 679                 qWarning("Minimum required %s version currently is: %s\n",                             toolName, MUTILS_UTF8(lamexp_version2string(verStr, toolMinVersion, "N/A")));
 680                 return;
 681         }
 682
 683         qDebug("Enabled %s encoder %s.\n", toolName, MUTILS_UTF8(lamexp_version2string(verStr, toolVersion, "N/A")));
 684
 685         size_t index = 0;
 686         for(QFileInfoList::ConstIterator iter = fileInfo.constBegin(); iter != fileInfo.constEnd(); iter++)
 687         {
 688                 lamexp_tools_register(iter->fileName(), binaries[index++].take(), toolVersion);
 689         }
 690 }
 691
 692 ////////////////////////////////////////////////////////////
 693 // Self-Test Function
 694 ////////////////////////////////////////////////////////////
 695
 696 void InitializationThread::selfTest(void)
 697 {
 698         const unsigned int cpu[4] = {CPU_TYPE_X86_GEN, CPU_TYPE_X86_SSE, CPU_TYPE_X64_GEN, CPU_TYPE_X64_SSE};
 699
 700         LockedFile::selfTest();
 701
 702         for(size_t k = 0; k < 4; k++)
 703         {
 704                 qDebug("[TEST]");
 705                 switch(cpu[k])
 706                 {
 707                         PRINT_CPU_TYPE(CPU_TYPE_X86_GEN); break;
 708                         PRINT_CPU_TYPE(CPU_TYPE_X86_SSE); break;
 709                         PRINT_CPU_TYPE(CPU_TYPE_X64_GEN); break;
 710                         PRINT_CPU_TYPE(CPU_TYPE_X64_SSE); break;
 711                         default: MUTILS_THROW("CPU support undefined!");
 712                 }
 713                 unsigned int n = 0;
 714                 for(int i = 0; true; i++)
 715                 {
 716                         if(!(g_lamexp_tools[i].pcName || g_lamexp_tools[i].pcHash  || g_lamexp_tools[i].uiVersion))
 717                         {
 718                                 break;
 719                         }
 720                         else if(g_lamexp_tools[i].pcName && g_lamexp_tools[i].pcHash && g_lamexp_tools[i].uiVersion)
 721                         {
 722                                 const QString toolName = QString::fromLatin1(g_lamexp_tools[i].pcName);
 723                                 const QByteArray expectedHash = QByteArray(g_lamexp_tools[i].pcHash);
 724                                 if(g_lamexp_tools[i].uiCpuType & cpu[k])
 725                                 {
 726                                         qDebug("%02i -> %s", ++n, MUTILS_UTF8(toolName));
 727                                         QFile resource(QString(":/tools/%1").arg(toolName));
 728                                         if(!resource.open(QIODevice::ReadOnly))
 729                                         {
 730                                                 qFatal("The resource for \"%s\" could not be opened!", MUTILS_UTF8(toolName));
 731                                                 break;
 732                                         }
 733                                         QByteArray hash = LockedFile::fileHash(resource);
 734                                         if(hash.isNull() || _stricmp(hash.constData(), expectedHash.constData()))
 735                                         {
 736                                                 qFatal("Hash check for tool \"%s\" has failed!", MUTILS_UTF8(toolName));
 737                                                 break;
 738                                         }
 739                                         resource.close();
 740                                 }
 741                         }
 742                         else
 743                         {
 744                                 qFatal("Inconsistent checksum data detected. Take care!");
 745                         }
 746                 }
 747                 if(n != EXPECTED_TOOL_COUNT)
 748                 {
 749                         qFatal("Tool count mismatch for CPU type %u !!!", cpu[k]);
 750                 }
 751                 qDebug("Done.\n");
 752         }
 753 }
 754
 755 ////////////////////////////////////////////////////////////
 756 // EVENTS
 757 ////////////////////////////////////////////////////////////
 758
 759 /*NONE*/