src/Encoder_Abstract.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // LameXP - Audio Encoder Front-End
   3 // Copyright (C) 2004-2012 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 "Encoder_Abstract.h"
  23
  24 #include "Global.h"
  25
  26 AbstractEncoder::AbstractEncoder(void)
  27 {
  28         m_configBitrate = 0;
  29         m_configRCMode = 0;
  30         m_configCustomParams.clear();
  31 }
  32
  33 AbstractEncoder::~AbstractEncoder(void)
  34 {
  35 }
  36
  37 /*
  38  * Setters
  39  */
  40
  41 void AbstractEncoder::setBitrate(int bitrate) { m_configBitrate = qMax(0, bitrate); }
  42 void AbstractEncoder::setRCMode(int mode) { m_configRCMode = qMax(0, mode); }
  43 void AbstractEncoder::setCustomParams(const QString &customParams) { m_configCustomParams = customParams; }
  44
  45 /*
  46  * Default implementation
  47  */
  48
  49 // Does encoder require the input to be downmixed to stereo?
  50 const unsigned int *AbstractEncoder::supportedChannelCount(void)
  51 {
  52         return NULL;
  53 }
  54
  55 // Does encoder require the input to be downsampled? (NULL-terminated array of supported sampling rates)
  56 const unsigned int *AbstractEncoder::supportedSamplerates(void)
  57 {
  58         return NULL;
  59 }
  60
  61 // What bitdepths does the encoder support as input? (NULL-terminated array of supported bits per sample)
  62 const unsigned int *AbstractEncoder::supportedBitdepths(void)
  63 {
  64         return NULL;
  65 }
  66
  67 //Does the encoder need the exact duration of the source?
  68 const bool AbstractEncoder::needsTimingInfo(void)
  69 {
  70         return false;
  71 }
  72
  73 /*
  74  * Helper functions
  75  */
  76
  77 //Does this text contain Non-ASCII characters?
  78 bool AbstractEncoder::isUnicode(const QString &original)
  79 {
  80         QString asLatin1 = QString::fromLatin1(original.toLatin1().constData());
  81         return (wcscmp(QWCHAR(original), QWCHAR(asLatin1)) != 0);
  82 }
  83
  84 //Remove "problematic" characters from tag
  85 QString AbstractEncoder::cleanTag(const QString &text)
  86 {
  87         QString result(text);
  88         result.replace(QChar('"'), "'");
  89         result.replace(QChar('\\'), "/");
  90         return result;
  91 }