1 ///////////////////////////////////////////////////////////////////////////////
2 // LameXP - Audio Encoder Front-End
3 // Copyright (C) 2004-2019 LoRd_MuldeR <MuldeR2@GMX.de>
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.
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.
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.
20 // http://www.gnu.org/licenses/gpl-2.0.txt
21 ///////////////////////////////////////////////////////////////////////////////
23 #include "Thread_FileAnalyzer_Task.h"
27 #include "LockedFile.h"
28 #include "Model_AudioFile.h"
29 #include "MimeTypes.h"
32 #include <MUtils/Global.h>
33 #include <MUtils/OSSupport.h>
34 #include <MUtils/Lazy.h>
35 #include <MUtils/Exception.h>
45 #include <QReadLocker>
46 #include <QWriteLocker>
48 #include <QXmlSimpleReader>
49 #include <QXmlInputSource>
50 #include <QXmlStreamReader>
58 ////////////////////////////////////////////////////////////
60 ////////////////////////////////////////////////////////////
62 #define ADD_PROPTERY_MAPPING_1(TYPE, NAME) do \
64 ADD_PROPTERY_MAPPING_2(TYPE, NAME, NAME); \
68 #define ADD_PROPTERY_MAPPING_2(TYPE, MI_NAME, LX_NAME) do \
70 builder->insert(qMakePair(AnalyzeTask::trackType_##TYPE, QString::fromLatin1(#MI_NAME)), AnalyzeTask::propertyId_##LX_NAME); \
74 #define SET_OPTIONAL(TYPE, IF_CMD, THEN_CMD) do \
77 if((IF_CMD)) { THEN_CMD; } \
81 #define DIV_RND(A,B) (((A) + ((B) / 2U)) / (B))
82 #define STRICMP(A,B) ((A).compare((B), Qt::CaseInsensitive) == 0)
84 ////////////////////////////////////////////////////////////
85 // Static initialization
86 ////////////////////////////////////////////////////////////
88 static MUtils::Lazy
<const QMap
<QPair
<AnalyzeTask::MI_trackType_t
, QString
>, AnalyzeTask::MI_propertyId_t
>> s_mediaInfoIdx([]
90 QMap
<QPair
<AnalyzeTask::MI_trackType_t
, QString
>, AnalyzeTask::MI_propertyId_t
> *const builder
= new QMap
<QPair
<AnalyzeTask::MI_trackType_t
, QString
>, AnalyzeTask::MI_propertyId_t
>();
91 ADD_PROPTERY_MAPPING_2(gen
, format
, container
);
92 ADD_PROPTERY_MAPPING_2(gen
, format_profile
, container_profile
);
93 ADD_PROPTERY_MAPPING_1(gen
, duration
);
94 ADD_PROPTERY_MAPPING_1(gen
, title
);
95 ADD_PROPTERY_MAPPING_2(gen
, track
, title
);
96 ADD_PROPTERY_MAPPING_1(gen
, artist
);
97 ADD_PROPTERY_MAPPING_2(gen
, performer
, artist
);
98 ADD_PROPTERY_MAPPING_1(gen
, album
);
99 ADD_PROPTERY_MAPPING_1(gen
, genre
);
100 ADD_PROPTERY_MAPPING_1(gen
, released_date
);
101 ADD_PROPTERY_MAPPING_2(gen
, recorded_date
, released_date
);
102 ADD_PROPTERY_MAPPING_1(gen
, track_position
);
103 ADD_PROPTERY_MAPPING_1(gen
, comment
);
104 ADD_PROPTERY_MAPPING_1(aud
, format
);
105 ADD_PROPTERY_MAPPING_1(aud
, format_version
);
106 ADD_PROPTERY_MAPPING_1(aud
, format_profile
);
107 ADD_PROPTERY_MAPPING_2(aud
, format_additionalfeatures
, format_profile
);
108 ADD_PROPTERY_MAPPING_1(aud
, duration
);
109 ADD_PROPTERY_MAPPING_1(aud
, channel_s_
);
110 ADD_PROPTERY_MAPPING_1(aud
, samplingrate
);
111 ADD_PROPTERY_MAPPING_1(aud
, bitdepth
);
112 ADD_PROPTERY_MAPPING_1(aud
, bitrate
);
113 ADD_PROPTERY_MAPPING_1(aud
, bitrate_mode
);
114 ADD_PROPTERY_MAPPING_1(aud
, encoded_library
);
115 ADD_PROPTERY_MAPPING_2(gen
, cover_mime
, cover_mime
);
116 ADD_PROPTERY_MAPPING_2(gen
, cover_data
, cover_data
);
120 static MUtils::Lazy
<const QMap
<QString
, AnalyzeTask::MI_propertyId_t
>> s_avisynthIdx([]
122 QMap
<QString
, AnalyzeTask::MI_propertyId_t
> *const builder
= new QMap
<QString
, AnalyzeTask::MI_propertyId_t
>();
123 builder
->insert(QLatin1String("totalseconds"), AnalyzeTask::propertyId_duration
);
124 builder
->insert(QLatin1String("samplespersec"), AnalyzeTask::propertyId_samplingrate
);
125 builder
->insert(QLatin1String("channels"), AnalyzeTask::propertyId_channel_s_
);
126 builder
->insert(QLatin1String("bitspersample"), AnalyzeTask::propertyId_bitdepth
);
130 static MUtils::Lazy
<const QMap
<QString
, QString
>> s_mimeTypes([]
132 QMap
<QString
, QString
> *const builder
= new QMap
<QString
, QString
>();
133 for (size_t i
= 0U; MIME_TYPES
[i
].type
; ++i
)
135 builder
->insert(QString::fromLatin1(MIME_TYPES
[i
].type
), QString::fromLatin1(MIME_TYPES
[i
].ext
[0]));
140 static MUtils::Lazy
<const QMap
<QString
, AnalyzeTask::MI_trackType_t
>> s_trackTypes([]
142 QMap
<QString
, AnalyzeTask::MI_trackType_t
> *const builder
= new QMap
<QString
, AnalyzeTask::MI_trackType_t
>();
143 builder
->insert("general", AnalyzeTask::trackType_gen
);
144 builder
->insert("audio", AnalyzeTask::trackType_aud
);
148 ////////////////////////////////////////////////////////////
150 ////////////////////////////////////////////////////////////
152 AnalyzeTask::AnalyzeTask(const int taskId
, const QString
&inputFile
, QAtomicInt
&abortFlag
)
155 m_inputFile(inputFile
),
156 m_mediaInfoBin(lamexp_tools_lookup("mediainfo.exe")),
157 m_mediaInfoVer(lamexp_tools_version("mediainfo.exe")),
158 m_avs2wavBin(lamexp_tools_lookup("avs2wav.exe")),
159 m_abortFlag(abortFlag
),
160 m_mediaInfoIdx(*s_mediaInfoIdx
),
161 m_avisynthIdx(*s_avisynthIdx
),
162 m_mimeTypes(*s_mimeTypes
),
163 m_trackTypes(*s_trackTypes
)
165 if(m_mediaInfoBin
.isEmpty() || m_avs2wavBin
.isEmpty())
167 qFatal("Invalid path to MediaInfo binary. Tool not initialized properly.");
171 AnalyzeTask::~AnalyzeTask(void)
173 emit
taskCompleted(m_taskId
);
176 ////////////////////////////////////////////////////////////
178 ////////////////////////////////////////////////////////////
180 void AnalyzeTask::run()
186 catch(const std::exception
&error
)
188 MUTILS_PRINT_ERROR("\nGURU MEDITATION !!!\n\nException error:\n%s\n", error
.what());
189 MUtils::OS::fatal_exit(L
"Unhandeled C++ exception error, application will exit!");
193 MUTILS_PRINT_ERROR("\nGURU MEDITATION !!!\n\nUnknown exception error!\n");
194 MUtils::OS::fatal_exit(L
"Unhandeled C++ exception error, application will exit!");
198 void AnalyzeTask::run_ex(void)
200 int fileType
= fileTypeNormal
;
201 QString currentFile
= QDir::fromNativeSeparators(m_inputFile
);
202 qDebug("Analyzing: %s", MUTILS_UTF8(currentFile
));
204 AudioFileModel
fileInfo(currentFile
);
205 analyzeFile(currentFile
, fileInfo
, &fileType
);
207 if(MUTILS_BOOLIFY(m_abortFlag
))
209 qWarning("Operation cancelled by user!");
216 qWarning("Cannot access file for reading, skipping!");
219 qWarning("Dummy CDDA file detected, skipping!");
222 if(fileInfo
.metaInfo().title().isEmpty() || fileInfo
.techInfo().containerType().isEmpty() || fileInfo
.techInfo().audioType().isEmpty())
224 fileType
= fileTypeUnknown
;
225 if(!QFileInfo(currentFile
).suffix().compare("cue", Qt::CaseInsensitive
))
227 qWarning("Cue Sheet file detected, skipping!");
228 fileType
= fileTypeCueSheet
;
230 else if(!QFileInfo(currentFile
).suffix().compare("avs", Qt::CaseInsensitive
))
232 qDebug("Found a potential Avisynth script, investigating...");
233 if(analyzeAvisynthFile(currentFile
, fileInfo
))
235 fileType
= fileTypeNormal
;
239 qDebug("Rejected Avisynth file: %s", MUTILS_UTF8(fileInfo
.filePath()));
244 qDebug("Rejected file of unknown type: %s", MUTILS_UTF8(fileInfo
.filePath()));
251 emit
fileAnalyzed(m_taskId
, fileType
, fileInfo
);
254 ////////////////////////////////////////////////////////////
256 ////////////////////////////////////////////////////////////
258 const AudioFileModel
& AnalyzeTask::analyzeFile(const QString
&filePath
, AudioFileModel
&audioFile
, int *const type
)
260 *type
= fileTypeNormal
;
261 QFile
readTest(filePath
);
263 if (!readTest
.open(QIODevice::ReadOnly
))
265 *type
= fileTypeDenied
;
269 if (checkFile_CDDA(readTest
))
271 *type
= fileTypeCDDA
;
276 return analyzeMediaFile(filePath
, audioFile
);
279 const AudioFileModel
& AnalyzeTask::analyzeMediaFile(const QString
&filePath
, AudioFileModel
&audioFile
)
281 //bool skipNext = false;
282 QPair
<quint32
, quint32
> id_val(UINT_MAX
, UINT_MAX
);
283 quint32 coverType
= UINT_MAX
;
284 QByteArray coverData
;
287 params
<< L1S("--Language=raw") << L1S("--Output=XML") << L1S("--Full") << L1S("--Cover_Data=base64");
288 params
<< QDir::toNativeSeparators(filePath
);
291 MUtils::init_process(process
, QFileInfo(m_mediaInfoBin
).absolutePath());
292 process
.start(m_mediaInfoBin
, params
);
297 if(!process
.waitForStarted())
299 qWarning("MediaInfo process failed to create!");
300 qWarning("Error message: \"%s\"\n", process
.errorString().toLatin1().constData());
302 process
.waitForFinished(-1);
306 while(process
.state() != QProcess::NotRunning
)
308 if(MUTILS_BOOLIFY(m_abortFlag
))
311 qWarning("Process was aborted on user request!");
315 if(!process
.waitForReadyRead())
317 if(process
.state() == QProcess::Running
)
319 qWarning("MediaInfo time out. Killing the process now!");
321 process
.waitForFinished(-1);
328 const QByteArray dataNext
= process
.readAll();
329 if (dataNext
.isEmpty()) {
330 break; /*no more input data*/
332 data
+= dataNext
.trimmed();
336 process
.waitForFinished();
337 if (process
.state() != QProcess::NotRunning
)
340 process
.waitForFinished(-1);
343 while (!process
.atEnd())
345 const QByteArray dataNext
= process
.readAll();
346 if (dataNext
.isEmpty()) {
347 break; /*no more input data*/
349 data
+= dataNext
.trimmed();
353 qDebug("-----BEGIN MEDIAINFO-----\n%s\n-----END MEDIAINFO-----", data
.constData());
354 #endif //MUTILS_DEBUG
356 return parseMediaInfo(data
, audioFile
);
359 const AudioFileModel
& AnalyzeTask::parseMediaInfo(const QByteArray
&data
, AudioFileModel
&audioFile
)
361 QXmlStreamReader
xmlStream(data
);
362 bool firstMediaFile
= true;
364 if (findNextElement(QLatin1String("MediaInfo"), xmlStream
))
366 const QString versionXml
= findAttribute(QLatin1String("Version"), xmlStream
.attributes());
367 if (versionXml
.isEmpty() || (!checkVersionStr(versionXml
, 2U, 0U)))
369 qWarning("Invalid file format version property: \"%s\"", MUTILS_UTF8(versionXml
));
372 if (findNextElement(QLatin1String("CreatingLibrary"), xmlStream
))
374 const QString versionLib
= findAttribute(QLatin1String("Version"), xmlStream
.attributes());
375 const QString identifier
= xmlStream
.readElementText(QXmlStreamReader::SkipChildElements
).simplified();
376 if (!STRICMP(identifier
, QLatin1String("MediaInfoLib")))
378 qWarning("Invalid library identiofier property: \"%s\"", MUTILS_UTF8(identifier
));
381 if (!versionLib
.isEmpty())
383 if (m_mediaInfoVer
!= UINT_MAX
)
385 const quint32 mediaInfoVer
= (m_mediaInfoVer
> 9999U) ? m_mediaInfoVer
/ 10U : m_mediaInfoVer
;
386 if (!checkVersionStr(versionLib
, mediaInfoVer
/ 100U, mediaInfoVer
% 100U))
388 qWarning("Invalid library version property: \"%s\"", MUTILS_UTF8(versionLib
));
395 qWarning("Library version property not found!");
398 while (findNextElement(QLatin1String("Media"), xmlStream
))
400 if (firstMediaFile
|| audioFile
.techInfo().containerType().isEmpty() || audioFile
.techInfo().audioType().isEmpty())
402 firstMediaFile
= false;
403 parseFileInfo(xmlStream
, audioFile
);
407 qWarning("Skipping non-primary file!");
408 xmlStream
.skipCurrentElement();
414 if (!(audioFile
.techInfo().containerType().isEmpty() || audioFile
.techInfo().audioType().isEmpty()))
416 if (audioFile
.metaInfo().title().isEmpty())
418 QString baseName
= QFileInfo(audioFile
.filePath()).fileName();
420 if ((index
= baseName
.lastIndexOf(".")) >= 0)
422 baseName
= baseName
.left(index
);
424 baseName
= baseName
.replace("_", " ").simplified();
425 if ((index
= baseName
.lastIndexOf(" - ")) >= 0)
427 baseName
= baseName
.mid(index
+ 3).trimmed();
429 audioFile
.metaInfo().setTitle(baseName
);
431 if ((audioFile
.techInfo().audioType().compare("PCM", Qt::CaseInsensitive
) == 0) && (audioFile
.techInfo().audioProfile().compare("Float", Qt::CaseInsensitive
) == 0))
433 if (audioFile
.techInfo().audioBitdepth() == 32) audioFile
.techInfo().setAudioBitdepth(AudioFileModel::BITDEPTH_IEEE_FLOAT32
);
438 qWarning("Audio file format could *not* be recognized!");
444 void AnalyzeTask::parseFileInfo(QXmlStreamReader
&xmlStream
, AudioFileModel
&audioFile
)
446 QSet
<MI_trackType_t
> tracksProcessed
;
447 MI_trackType_t trackType
;
448 while (findNextElement(QLatin1String("Track"), xmlStream
))
450 const QString typeString
= findAttribute(QLatin1String("Type"), xmlStream
.attributes());
451 if ((trackType
= m_trackTypes
.value(typeString
.toLower(), MI_trackType_t(-1))) != MI_trackType_t(-1))
453 if (!tracksProcessed
.contains(trackType
))
455 tracksProcessed
<< trackType
;
456 parseTrackInfo(xmlStream
, trackType
, audioFile
);
460 qWarning("Skipping non-primary '%s' track!", MUTILS_UTF8(typeString
));
461 xmlStream
.skipCurrentElement();
466 qWarning("Skipping unsupported '%s' track!", MUTILS_UTF8(typeString
));
467 xmlStream
.skipCurrentElement();
472 void AnalyzeTask::parseTrackInfo(QXmlStreamReader
&xmlStream
, const MI_trackType_t trackType
, AudioFileModel
&audioFile
)
474 QString coverMimeType
;
475 while (xmlStream
.readNextStartElement())
477 const MI_propertyId_t idx
= m_mediaInfoIdx
.value(qMakePair(trackType
, xmlStream
.name().toString().simplified().toLower()), MI_propertyId_t(-1));
478 if (idx
!= MI_propertyId_t(-1))
480 const QString encoding
= findAttribute(QLatin1String("dt"), xmlStream
.attributes());
481 const QString value
= xmlStream
.readElementText(QXmlStreamReader::SkipChildElements
).simplified();
482 if (!value
.isEmpty())
484 parseProperty(encoding
.isEmpty() ? value
: decodeStr(value
, encoding
), idx
, audioFile
, coverMimeType
);
489 xmlStream
.skipCurrentElement();
494 void AnalyzeTask::parseProperty(const QString
&value
, const MI_propertyId_t propertyIdx
, AudioFileModel
&audioFile
, QString
&coverMimeType
)
497 qDebug("Property #%d = \"%s\"", propertyIdx
, MUTILS_UTF8(value
.left(24)));
501 case propertyId_container
: audioFile
.techInfo().setContainerType(value
); return;
502 case propertyId_container_profile
: audioFile
.techInfo().setContainerProfile(value
); return;
503 case propertyId_duration
: SET_OPTIONAL(double, parseFloat(value
, _tmp
), audioFile
.techInfo().setDuration(qRound(_tmp
))); return;
504 case propertyId_title
: audioFile
.metaInfo().setTitle(value
); return;
505 case propertyId_artist
: audioFile
.metaInfo().setArtist(value
); return;
506 case propertyId_album
: audioFile
.metaInfo().setAlbum(value
); return;
507 case propertyId_genre
: audioFile
.metaInfo().setGenre(value
); return;
508 case propertyId_released_date
: SET_OPTIONAL(quint32
, parseYear(value
, _tmp
), audioFile
.metaInfo().setYear(_tmp
)); return;
509 case propertyId_track_position
: SET_OPTIONAL(quint32
, parseUnsigned(value
, _tmp
), audioFile
.metaInfo().setPosition(_tmp
)); return;
510 case propertyId_comment
: audioFile
.metaInfo().setComment(value
); return;
511 case propertyId_format
: audioFile
.techInfo().setAudioType(value
); return;
512 case propertyId_format_version
: audioFile
.techInfo().setAudioVersion(value
); return;
513 case propertyId_format_profile
: audioFile
.techInfo().setAudioProfile(value
); return;
514 case propertyId_channel_s_
: SET_OPTIONAL(quint32
, parseUnsigned(value
, _tmp
), audioFile
.techInfo().setAudioChannels(_tmp
)); return;
515 case propertyId_samplingrate
: SET_OPTIONAL(quint32
, parseUnsigned(value
, _tmp
), audioFile
.techInfo().setAudioSamplerate(_tmp
)); return;
516 case propertyId_bitdepth
: SET_OPTIONAL(quint32
, parseUnsigned(value
, _tmp
), audioFile
.techInfo().setAudioBitdepth(_tmp
)); return;
517 case propertyId_bitrate
: SET_OPTIONAL(quint32
, parseUnsigned(value
, _tmp
), audioFile
.techInfo().setAudioBitrate(DIV_RND(_tmp
, 1000U))); return;
518 case propertyId_bitrate_mode
: SET_OPTIONAL(quint32
, parseRCMode(value
, _tmp
), audioFile
.techInfo().setAudioBitrateMode(_tmp
)); return;
519 case propertyId_encoded_library
: audioFile
.techInfo().setAudioEncodeLib(cleanAsciiStr(value
)); return;
520 case propertyId_cover_mime
: coverMimeType
= value
; return;
521 case propertyId_cover_data
: retrieveCover(audioFile
, coverMimeType
, value
); return;
522 default: MUTILS_THROW_FMT("Invalid property ID: %d", propertyIdx
);
526 bool AnalyzeTask::checkFile_CDDA(QFile
&file
)
529 QByteArray data
= file
.read(128);
531 int i
= data
.indexOf("RIFF");
532 int j
= data
.indexOf("CDDA");
533 int k
= data
.indexOf("fmt ");
535 return ((i
>= 0) && (j
>= 0) && (k
>= 0) && (k
> j
) && (j
> i
));
538 void AnalyzeTask::retrieveCover(AudioFileModel
&audioFile
, const QString
&coverType
, const QString
&coverData
)
540 const QByteArray content
= QByteArray::fromBase64(coverData
.toLatin1());
541 const QString type
= m_mimeTypes
.value(coverType
.toLower());
542 qDebug("Retrieving cover! (mime=\"%s\", type=\"%s\", len=%d)", MUTILS_L1STR(coverType
), MUTILS_L1STR(type
), content
.size());
543 if(!QImage::fromData(content
, type
.isEmpty() ? NULL
: MUTILS_L1STR(type
.toUpper())).isNull())
545 QFile
coverFile(QString("%1/%2.%3").arg(MUtils::temp_folder(), MUtils::next_rand_str(), type
.isEmpty() ? QLatin1String("jpg") : type
));
546 if(coverFile
.open(QIODevice::WriteOnly
))
548 coverFile
.write(content
);
550 audioFile
.metaInfo().setCover(coverFile
.fileName(), true);
555 qWarning("Image data seems to be invalid! [Header:%s]", content
.left(32).toHex().constData());
560 bool AnalyzeTask::analyzeAvisynthFile(const QString
&filePath
, AudioFileModel
&info
)
563 MUtils::init_process(process
, QFileInfo(m_avs2wavBin
).absolutePath());
565 process
.start(m_avs2wavBin
, QStringList() << QDir::toNativeSeparators(filePath
) << "?");
567 if(!process
.waitForStarted())
569 qWarning("AVS2WAV process failed to create!");
570 qWarning("Error message: \"%s\"\n", process
.errorString().toLatin1().constData());
572 process
.waitForFinished(-1);
576 bool bInfoHeaderFound
= false;
578 while(process
.state() != QProcess::NotRunning
)
580 if(MUTILS_BOOLIFY(m_abortFlag
))
583 qWarning("Process was aborted on user request!");
587 if(!process
.waitForReadyRead())
589 if(process
.state() == QProcess::Running
)
591 qWarning("AVS2WAV time out. Killing process and skipping file!");
593 process
.waitForFinished(-1);
598 while(process
.canReadLine())
600 const QString line
= QString::fromUtf8(process
.readLine().constData()).simplified();
605 const qint32 index
= line
.indexOf(':');
608 const QString key
= line
.left(index
).trimmed();
609 const QString val
= line
.mid(index
+ 1).trimmed();
610 if (!(key
.isEmpty() || val
.isEmpty()))
612 switch (m_avisynthIdx
.value(key
.toLower(), MI_propertyId_t(-1)))
614 case propertyId_duration
: SET_OPTIONAL(quint32
, parseUnsigned(val
, _tmp
), info
.techInfo().setDuration(_tmp
)); break;
615 case propertyId_samplingrate
: SET_OPTIONAL(quint32
, parseUnsigned(val
, _tmp
), info
.techInfo().setAudioSamplerate(_tmp
)); break;
616 case propertyId_channel_s_
: SET_OPTIONAL(quint32
, parseUnsigned(val
, _tmp
), info
.techInfo().setAudioChannels(_tmp
)); break;
617 case propertyId_bitdepth
: SET_OPTIONAL(quint32
, parseUnsigned(val
, _tmp
), info
.techInfo().setAudioBitdepth(_tmp
)); break;
624 if(line
.contains("[Audio Info]", Qt::CaseInsensitive
))
626 info
.techInfo().setAudioType("Avisynth");
627 info
.techInfo().setContainerType("Avisynth");
628 bInfoHeaderFound
= true;
635 process
.waitForFinished();
636 if(process
.state() != QProcess::NotRunning
)
639 process
.waitForFinished(-1);
643 switch(process
.exitCode())
646 qDebug("Avisynth script was analyzed successfully.");
650 qWarning("It appears that Avisynth is not installed on the system!");
654 qWarning("Failed to open the Avisynth script, bad AVS file?");
660 // ---------------------------------------------------------
662 // ---------------------------------------------------------
664 QString
AnalyzeTask::decodeStr(const QString
&str
, const QString
&encoding
)
666 if (STRICMP(encoding
, QLatin1String("binary.base64")))
668 const QString decoded
= QString::fromUtf8(QByteArray::fromBase64(str
.toLatin1()));
674 bool AnalyzeTask::parseUnsigned(const QString
&str
, quint32
&value
)
677 value
= str
.toUInt(&okay
);
680 bool AnalyzeTask::parseFloat(const QString
&str
, double &value
)
683 value
= QLocale::c().toDouble(str
, &okay
);
687 bool AnalyzeTask::parseYear(const QString
&str
, quint32
&value
)
689 if (str
.startsWith(QLatin1String("UTC"), Qt::CaseInsensitive
))
691 const QDate date
= QDate::fromString(str
.mid(3).trimmed().left(10), QLatin1String("yyyy-MM-dd"));
701 return parseUnsigned(str
, value
);
705 bool AnalyzeTask::parseRCMode(const QString
&str
, quint32
&value
)
707 if (STRICMP(str
, QLatin1String("CBR")))
709 value
= AudioFileModel::BitrateModeConstant
;
712 if (STRICMP(str
, QLatin1String("VBR")))
714 value
= AudioFileModel::BitrateModeVariable
;
720 QString
AnalyzeTask::cleanAsciiStr(const QString
&str
)
722 QByteArray ascii
= str
.toLatin1();
723 for (QByteArray::Iterator iter
= ascii
.begin(); iter
!= ascii
.end(); ++iter
)
725 if ((*iter
< 0x20) || (*iter
>= 0x7F)) *iter
= 0x3F;
727 return QString::fromLatin1(ascii
).remove(QLatin1Char('?')).simplified();
730 bool AnalyzeTask::findNextElement(const QString
&name
, QXmlStreamReader
&xmlStream
)
732 while (xmlStream
.readNextStartElement())
734 if (STRICMP(xmlStream
.name(), name
))
738 xmlStream
.skipCurrentElement();
743 QString
AnalyzeTask::findAttribute(const QString
&name
, const QXmlStreamAttributes
&xmlAttributes
)
745 for (QXmlStreamAttributes::ConstIterator iter
= xmlAttributes
.constBegin(); iter
!= xmlAttributes
.constEnd(); ++iter
)
747 if (STRICMP(iter
->name(), name
))
749 const QString value
= iter
->value().toString().simplified();
750 if (!value
.isEmpty())
752 return value
; /*found*/
759 bool AnalyzeTask::checkVersionStr(const QString
&str
, const quint32 expectedMajor
, const quint32 expectedMinor
)
761 QRegExp
version("^(\\d+)\\.(\\d+)($|\\.)");
762 if (version
.indexIn(str
) >= 0)
765 if (MUtils::regexp_parse_uint32(version
, actual
, 2))
767 if ((actual
[0] == expectedMajor
) && (actual
[1] >= expectedMinor
))
776 ////////////////////////////////////////////////////////////
778 ////////////////////////////////////////////////////////////
782 ////////////////////////////////////////////////////////////
784 ////////////////////////////////////////////////////////////