rbutil/rbutilqt/encoders.cpp

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  *
   9  *   Copyright (C) 2007 by Dominik Wenger
  10  *   $Id$
  11  *
  12  * All files in this archive are subject to the GNU General Public License.
  13  * See the file COPYING in the source tree root for full license agreement.
  14  *
  15  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  16  * KIND, either express or implied.
  17  *
  18  ****************************************************************************/
  19
  20 #include "encoders.h"
  21
  22 #ifndef CONSOLE
  23 #include "encodersgui.h"
  24 #include "browsedirtree.h"
  25 #else
  26 #include "encodersguicli.h"
  27 #endif
  28
  29
  30 QMap<QString,QString> EncBase::encoderList;
  31 QMap<QString,EncBase*> EncBase::encoderCache;
  32
  33
  34 // initialize list of encoders
  35 void EncBase::initEncodernamesList()
  36 {
  37     encoderList["rbspeex"] = "Rockbox Speex Encoder";
  38     encoderList["lame"] = "Lame Mp3 Encoder";
  39 }
  40
  41
  42 // get nice name for a specific encoder
  43 QString EncBase::getEncoderName(QString encoder)
  44 {
  45     if(encoderList.isEmpty())
  46         initEncodernamesList();
  47     return encoderList.value(encoder);
  48 }
  49
  50
  51 // get a specific encoder object
  52 EncBase* EncBase::getEncoder(QString encoder)
  53 {
  54     // check cache
  55     if(encoderCache.contains(encoder))
  56         return encoderCache.value(encoder);
  57
  58     EncBase* enc;
  59         if(encoder == "lame")
  60     {
  61         enc = new EncExes(encoder);
  62         encoderCache[encoder] = enc;
  63         return enc;
  64     }
  65     else  // rbspeex is default
  66     {
  67         enc = new EncRbSpeex();
  68         encoderCache[encoder] = enc;
  69         return enc;
  70     }
  71 }
  72
  73
  74 QStringList EncBase::getEncoderList()
  75 {
  76     if(encoderList.isEmpty())
  77         initEncodernamesList();
  78     return encoderList.keys();
  79 }
  80
  81
  82 /*********************************************************************
  83 * Encoder Base
  84 **********************************************************************/
  85 EncBase::EncBase(QObject *parent): QObject(parent)
  86 {
  87
  88 }
  89
  90 /*********************************************************************
  91 *  GEneral Exe Encoder
  92 **********************************************************************/
  93 EncExes::EncExes(QString name,QObject *parent) : EncBase(parent)
  94 {
  95     m_name = name;
  96
  97     m_TemplateMap["lame"] = "\"%exe\" %options \"%input\" \"%output\"";
  98 }
  99
 100 bool EncExes::start()
 101 {
 102     m_EncExec = settings->encoderPath(m_name);
 103     m_EncOpts = settings->encoderOptions(m_name);
 104
 105     m_EncTemplate = m_TemplateMap.value(m_name);
 106
 107     QFileInfo enc(m_EncExec);
 108     if(enc.exists())
 109     {
 110         return true;
 111     }
 112     else
 113     {
 114         return false;
 115     }
 116 }
 117
 118 bool EncExes::encode(QString input,QString output)
 119 {
 120     //qDebug() << "encoding..";
 121     QString execstring = m_EncTemplate;
 122
 123     execstring.replace("%exe",m_EncExec);
 124     execstring.replace("%options",m_EncOpts);
 125     execstring.replace("%input",input);
 126     execstring.replace("%output",output);
 127     qDebug() << execstring;
 128     QProcess::execute(execstring);
 129     return true;
 130 }
 131
 132
 133
 134 void EncExes::showCfg()
 135 {
 136 #ifndef CONSOLE
 137     EncExesGui gui;
 138 #else
 139         EncExesGuiCli gui;
 140 #endif
 141     gui.setCfg(settings);
 142     gui.showCfg(m_name);
 143 }
 144
 145 bool EncExes::configOk()
 146 {
 147     QString path = settings->encoderPath(m_name);
 148
 149     if (QFileInfo(path).exists())
 150         return true;
 151
 152     return false;
 153 }
 154
 155
 156
 157 /*********************************************************************
 158 *  RB SPEEX ENCODER
 159 **********************************************************************/
 160 EncRbSpeex::EncRbSpeex(QObject *parent) : EncBase(parent)
 161 {
 162
 163     defaultQuality = 8.f;
 164     defaultVolume = 1.f;
 165     defaultComplexity = 10;
 166     defaultBand = false;
 167 }
 168
 169
 170 bool EncRbSpeex::start()
 171 {
 172
 173     // try to get config from settings
 174     quality = settings->encoderQuality("rbspeex");
 175     complexity = settings->encoderComplexity("rbspeex");
 176     volume = settings->encoderVolume("rbspeex");
 177     narrowband = settings->encoderNarrowband("rbspeex");
 178
 179
 180     return true;
 181 }
 182
 183 bool EncRbSpeex::encode(QString input,QString output)
 184 {
 185     qDebug() << "encoding " << input << " to "<< output;
 186     char errstr[512];
 187
 188     FILE *fin,*fout;
 189     if ((fin = fopen(input.toLocal8Bit(), "rb")) == NULL) {
 190         qDebug() << "Error: could not open input file\n";
 191         return false;
 192     }
 193     if ((fout = fopen(output.toLocal8Bit(), "wb")) == NULL) {
 194         qDebug() << "Error: could not open output file\n";
 195         return false;
 196     }
 197
 198
 199     int ret = encode_file(fin, fout, quality, complexity, narrowband, volume,
 200                       errstr, sizeof(errstr));
 201     fclose(fout);
 202     fclose(fin);
 203
 204     if (!ret) {
 205         /* Attempt to delete unfinished output */
 206         qDebug() << "Error:" << errstr;
 207         QFile(output).remove();
 208         return false;
 209     }
 210     return true;
 211 }
 212
 213
 214 void EncRbSpeex::showCfg()
 215 {
 216 #ifndef CONSOLE
 217     EncRbSpeexGui gui;
 218 #else
 219         EncRbSpeexGuiCli gui;
 220 #endif
 221     gui.setCfg(settings);
 222     gui.showCfg(defaultQuality,defaultVolume,defaultComplexity,defaultBand);
 223 }
 224
 225 bool EncRbSpeex::configOk()
 226 {
 227     bool result=true;
 228     // check config
 229
 230     if(settings->encoderVolume("rbspeex") <= 0)
 231         result =false;
 232
 233     if(settings->encoderQuality("rbspeex") <= 0)
 234         result =false;
 235
 236     if(settings->encoderComplexity("rbspeex") <= 0)
 237         result =false;
 238
 239     return result;
 240 }
 241