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Updated Monkey's Audio binary to v4.11 (2013-01-20), including STDERR flush fix.
[lamexp/LameXP.git] / src / Decoder_Shorten.cpp
1 ///////////////////////////////////////////////////////////////////////////////
2 // LameXP - Audio Encoder Front-End
3 // Copyright (C) 2004-2013 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.
9 //
10 // This program is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 // GNU General Public License for more details.
14 //
15 // You should have received a copy of the GNU General Public License along
16 // with this program; if not, write to the Free Software Foundation, Inc.,
17 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18 //
19 // http://www.gnu.org/licenses/gpl-2.0.txt
20 ///////////////////////////////////////////////////////////////////////////////
21
22 #include "Decoder_Shorten.h"
23
24 #include "Global.h"
25
26 #include <QDir>
27 #include <QProcess>
28 #include <QRegExp>
29 #include <QUuid>
30
31 ShortenDecoder::ShortenDecoder(void)
32 :
33         m_binary(lamexp_lookup_tool("shorten.exe"))
34 {
35         if(m_binary.isEmpty())
36         {
37                 throw "Error initializing Shorten decoder. Tool 'shorten.exe' is not registred!";
38         }
39 }
40
41 ShortenDecoder::~ShortenDecoder(void)
42 {
43 }
44
45 bool ShortenDecoder::decode(const QString &sourceFile, const QString &outputFile, volatile bool *abortFlag)
46 {
47         QProcess process;
48         QStringList args;
49
50         args << "-x";
51         args << QDir::toNativeSeparators(sourceFile);
52         args << QDir::toNativeSeparators(outputFile);
53
54         if(!startProcess(process, m_binary, args))
55         {
56                 return false;
57         }
58
59         bool bTimeout = false;
60         bool bAborted = false;
61
62         //The Shorten Decoder doesn't actually send any status updates :-[
63         emit statusUpdated(20 + (QUuid::createUuid().data1 % 80));
64
65         while(process.state() != QProcess::NotRunning)
66         {
67                 if(*abortFlag)
68                 {
69                         process.kill();
70                         bAborted = true;
71                         emit messageLogged("\nABORTED BY USER !!!");
72                         break;
73                 }
74                 process.waitForReadyRead(m_processTimeoutInterval);
75                 if(!process.bytesAvailable() && process.state() == QProcess::Running)
76                 {
77                         process.kill();
78                         qWarning("Shorten process timed out <-- killing!");
79                         emit messageLogged("\nPROCESS TIMEOUT !!!");
80                         bTimeout = true;
81                         break;
82                 }
83                 while(process.bytesAvailable() > 0)
84                 {
85                         QByteArray line = process.readLine();
86                         QString text = QString::fromUtf8(line.constData()).simplified();
87                         if(!text.isEmpty())
88                         {
89                                 emit messageLogged(text);
90                         }
91                 }
92         }
93
94         process.waitForFinished();
95         if(process.state() != QProcess::NotRunning)
96         {
97                 process.kill();
98                 process.waitForFinished(-1);
99         }
100         
101         emit statusUpdated(100);
102         emit messageLogged(QString().sprintf("\nExited with code: 0x%04X", process.exitCode()));
103
104         if(bTimeout || bAborted || process.exitCode() != EXIT_SUCCESS || QFileInfo(outputFile).size() == 0)
105         {
106                 return false;
107         }
108         
109         return true;
110 }
111
112 bool ShortenDecoder::isFormatSupported(const QString &containerType, const QString &containerProfile, const QString &formatType, const QString &formatProfile, const QString &formatVersion)
113 {
114         if(containerType.compare("Shorten", Qt::CaseInsensitive) == 0)
115         {
116                 if(formatType.compare("Shorten", Qt::CaseInsensitive) == 0)
117                 {
118                         return true;
119                 }
120         }
121
122         return false;
123 }
124
125 QStringList ShortenDecoder::supportedTypes(void)
126 {
127         return QStringList() << "Shorten (*.shn)";
128 }