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 "Tool_WaveProperties.h"
27 #include "Model_AudioFile.h"
30 #include <MUtils/Exception.h>
36 WaveProperties::WaveProperties(void)
38 m_binary(lamexp_tools_lookup("sox.exe"))
40 if(m_binary
.isEmpty())
42 MUTILS_THROW("Error initializing MP3 encoder. Tool 'lame.exe' is not registred!");
46 WaveProperties::~WaveProperties(void)
50 bool WaveProperties::detect(const QString
&sourceFile
, AudioFileModel_TechInfo
*info
, QAtomicInt
&abortFlag
)
55 args
<< "--i" << QDir::toNativeSeparators(sourceFile
);
57 if(!startProcess(process
, m_binary
, args
))
64 QRegExp
regExp_prc("Precision\\s*:\\s*(\\d+)-bit", Qt::CaseInsensitive
);
65 QRegExp
regExp_srt("Sample Rate\\s*:\\s*(\\d+)", Qt::CaseInsensitive
);
66 QRegExp
regExp_drt("Duration\\s*:\\s*(\\d\\d):(\\d\\d):(\\d\\d)\\.(\\d\\d)", Qt::CaseInsensitive
);
67 QRegExp
regExp_chl("Channels\\s*:\\s*(\\d+)", Qt::CaseInsensitive
);
68 QRegExp
regExp_enc("Sample Encoding\\s*:\\s*(\\d+)-bit\\s*Float", Qt::CaseInsensitive
); //SoX returns a precision of 24-Bit for 32-Bit Float data, so we detect it this way!
70 const result_t result
= awaitProcess(process
, abortFlag
, [this, &info
, &progress
, ®Exp_prc
, ®Exp_srt
, ®Exp_drt
, ®Exp_chl
, ®Exp_enc
](const QString
&text
)
72 if (regExp_prc
.lastIndexIn(text
) >= 0)
75 if (MUtils::regexp_parse_uint32(regExp_prc
, tmp
))
77 info
->setAudioBitdepth(tmp
);
78 emit
statusUpdated(qMin(progress
+= 25, 100));
82 if (regExp_enc
.lastIndexIn(text
) >= 0)
85 if (MUtils::regexp_parse_uint32(regExp_enc
, tmp
))
87 info
->setAudioBitdepth((tmp
== 32) ? AudioFileModel::BITDEPTH_IEEE_FLOAT32
: tmp
);
88 emit
statusUpdated(qMin(progress
+= 25, 100));
92 if (regExp_srt
.lastIndexIn(text
) >= 0)
95 if (MUtils::regexp_parse_uint32(regExp_srt
, tmp
))
97 info
->setAudioSamplerate(tmp
);
98 emit
statusUpdated(qMin(progress
+= 25, 100));
102 if (regExp_drt
.lastIndexIn(text
) >= 0)
105 if (MUtils::regexp_parse_uint32(regExp_drt
, tmp
, 4))
107 info
->setDuration((tmp
[0] * 3600) + (tmp
[1] * 60) + tmp
[2] + qRound(static_cast<double>(tmp
[3]) / 100.0));
108 emit
statusUpdated(qMin(progress
+= 25, 100));
112 if (regExp_chl
.lastIndexIn(text
) >= 0)
115 if (MUtils::regexp_parse_uint32(regExp_chl
, tmp
))
117 info
->setAudioChannels(tmp
);
118 emit
statusUpdated(qMin(progress
+= 25, 100));
125 return (result
== RESULT_SUCCESS
);