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[LameXP.git] / src / Decoder_Avisynth.cpp
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1 ///////////////////////////////////////////////////////////////////////////////
2 // LameXP - Audio Encoder Front-End
3 // Copyright (C) 2004-2021 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; always including the non-optional
9 // LAMEXP GNU GENERAL PUBLIC LICENSE ADDENDUM. See "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 "Decoder_Avisynth.h"
26 //Internal
27 #include "Global.h"
29 //MUtils
30 #include <MUtils/Exception.h>
32 //Qt
33 #include <QDir>
34 #include <QProcess>
35 #include <QRegExp>
37 AvisynthDecoder::AvisynthDecoder(void)
39 m_binary(lamexp_tools_lookup("avs2wav.exe"))
41 if(m_binary.isEmpty())
43 MUTILS_THROW("Error initializing Avisynth decoder. Tool 'avs2wav.exe' is not registred!");
47 AvisynthDecoder::~AvisynthDecoder(void)
51 bool AvisynthDecoder::decode(const QString &sourceFile, const QString &outputFile, QAtomicInt &abortFlag)
53 QProcess process;
54 QStringList args;
56 args << QDir::toNativeSeparators(sourceFile);
57 args << QDir::toNativeSeparators(outputFile);
59 if(!startProcess(process, m_binary, args, QFileInfo(outputFile).absolutePath()))
61 return false;
64 int prevProgress = -1;
65 QRegExp regExp("\\d+/\\d+ \\[(\\d+)%\\]");
67 const result_t result = awaitProcess(process, abortFlag, [this, &prevProgress, &regExp](const QString &text)
69 if (regExp.lastIndexIn(text) >= 0)
71 qint32 newProgress;
72 if (MUtils::regexp_parse_int32(regExp, newProgress))
74 if (newProgress > prevProgress)
76 emit statusUpdated(newProgress);
77 prevProgress = NEXT_PROGRESS(newProgress);
80 return true;
82 return false;
83 });
85 return (result == RESULT_SUCCESS);
88 bool AvisynthDecoder::isFormatSupported(const QString &containerType, const QString &containerProfile, const QString &formatType, const QString &formatProfile, const QString &formatVersion)
90 static const QLatin1String avs("Avisynth");
91 if(containerType.compare(avs, Qt::CaseInsensitive) == 0)
93 if(formatType.compare(avs, Qt::CaseInsensitive) == 0)
95 return true;
99 return false;
102 const AbstractDecoder::supportedType_t *AvisynthDecoder::supportedTypes(void)
104 static const char *exts[] =
106 "avs", NULL
109 static const supportedType_t s_supportedTypes[] =
111 { "Avisynth Script", exts },
112 { NULL, NULL }
115 return s_supportedTypes;