rbutil/rbutilqt/base/encoderrbspeex.cpp

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  *
   9  *   Copyright (C) 2007 by Dominik Wenger
  10  *
  11  * All files in this archive are subject to the GNU General Public License.
  12  * See the file COPYING in the source tree root for full license agreement.
  13  *
  14  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  15  * KIND, either express or implied.
  16  *
  17  ****************************************************************************/
  18
  19 #include <QtCore>
  20 #include "encoderrbspeex.h"
  21 #include "rbsettings.h"
  22 #include "rbspeex.h"
  23
  24 EncoderRbSpeex::EncoderRbSpeex(QObject *parent) : EncoderBase(parent)
  25 {
  26
  27 }
  28
  29 void EncoderRbSpeex::generateSettings()
  30 {
  31     loadSettings();
  32     insertSetting(eVOLUME, new EncTtsSetting(this, EncTtsSetting::eDOUBLE,
  33         tr("Volume:"), volume, 1.0, 10.0));
  34     insertSetting(eQUALITY, new EncTtsSetting(this, EncTtsSetting::eDOUBLE,
  35         tr("Quality:"), quality, 0, 10.0));
  36     insertSetting(eCOMPLEXITY, new EncTtsSetting(this, EncTtsSetting::eINT,
  37         tr("Complexity:"), complexity, 0, 10));
  38     insertSetting(eNARROWBAND,new EncTtsSetting(this, EncTtsSetting::eBOOL,
  39         tr("Use Narrowband:"), narrowband));
  40 }
  41
  42 void EncoderRbSpeex::saveSettings()
  43 {
  44     //save settings in user config
  45     RbSettings::setSubValue("rbspeex",RbSettings::EncoderVolume,
  46                             getSetting(eVOLUME)->current().toDouble());
  47     RbSettings::setSubValue("rbspeex",RbSettings::EncoderQuality,
  48                             getSetting(eQUALITY)->current().toDouble());
  49     RbSettings::setSubValue("rbspeex",RbSettings::EncoderComplexity,
  50                             getSetting(eCOMPLEXITY)->current().toInt());
  51     RbSettings::setSubValue("rbspeex",RbSettings::EncoderNarrowBand,
  52                             getSetting(eNARROWBAND)->current().toBool());
  53
  54     RbSettings::sync();
  55 }
  56
  57
  58 void EncoderRbSpeex::loadSettings(void)
  59 {
  60     // try to get config from settings
  61     quality = RbSettings::subValue("rbspeex", RbSettings::EncoderQuality).toDouble();
  62     if(quality < 0) {
  63         quality = 8.0;
  64     }
  65     complexity = RbSettings::subValue("rbspeex", RbSettings::EncoderComplexity).toInt();
  66     volume = RbSettings::subValue("rbspeex", RbSettings::EncoderVolume).toDouble();
  67     narrowband = RbSettings::subValue("rbspeex", RbSettings::EncoderNarrowBand).toBool();
  68 }
  69
  70
  71 bool EncoderRbSpeex::start()
  72 {
  73
  74     // make sure configuration parameters are set.
  75     loadSettings();
  76     return true;
  77 }
  78
  79 bool EncoderRbSpeex::encode(QString input,QString output)
  80 {
  81     qDebug() << "[RbSpeex] Encoding " << input << " to "<< output;
  82     char errstr[512];
  83
  84     FILE *fin,*fout;
  85     if ((fin = fopen(input.toLocal8Bit(), "rb")) == NULL) {
  86         qDebug() << "[RbSpeex] Error: could not open input file\n";
  87         return false;
  88     }
  89     if ((fout = fopen(output.toLocal8Bit(), "wb")) == NULL) {
  90         qDebug() << "[RbSpeex] Error: could not open output file\n";
  91         fclose(fin);
  92         return false;
  93     }
  94
  95     int ret = encode_file(fin, fout, quality, complexity, narrowband, volume,
  96                       errstr, sizeof(errstr));
  97     fclose(fout);
  98     fclose(fin);
  99
 100     if (!ret) {
 101         /* Attempt to delete unfinished output */
 102         qDebug() << "[RbSpeex] Error:" << errstr;
 103         QFile(output).remove();
 104         return false;
 105     }
 106     return true;
 107 }
 108
 109 bool EncoderRbSpeex::configOk()
 110 {
 111     // check config. Make sure current settings are loaded.
 112     loadSettings();
 113     if(volume <= 0 || quality <= 0 || complexity <= 0)
 114         return false;
 115     else
 116         return true;
 117 }
 118