136 lines
3.6 KiB
C++
136 lines
3.6 KiB
C++
///////////////////////////////////////////////////////////////////////////////
|
|
// LameXP - Audio Encoder Front-End
|
|
// Copyright (C) 2004-2021 LoRd_MuldeR <MuldeR2@GMX.de>
|
|
//
|
|
// This program is free software; you can redistribute it and/or modify
|
|
// it under the terms of the GNU GENERAL PUBLIC LICENSE as published by
|
|
// the Free Software Foundation; either version 2 of the License, or
|
|
// (at your option) any later version; always including the non-optional
|
|
// LAMEXP GNU GENERAL PUBLIC LICENSE ADDENDUM. See "License.txt" file!
|
|
//
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU General Public License along
|
|
// with this program; if not, write to the Free Software Foundation, Inc.,
|
|
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
//
|
|
// http://www.gnu.org/licenses/gpl-2.0.txt
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
|
|
#include "Encoder_Abstract.h"
|
|
|
|
//Internal
|
|
#include "Global.h"
|
|
|
|
//MUtils
|
|
#include <MUtils/Global.h>
|
|
|
|
AbstractEncoder::AbstractEncoder(void)
|
|
{
|
|
m_configBitrate = 0;
|
|
m_configRCMode = 0;
|
|
m_configCustomParams.clear();
|
|
m_configSamplingRate = 0;
|
|
}
|
|
|
|
AbstractEncoder::~AbstractEncoder(void)
|
|
{
|
|
}
|
|
|
|
|
|
/*
|
|
* Setters
|
|
*/
|
|
|
|
void AbstractEncoder::setRCMode(const int &mode)
|
|
{
|
|
if (!toEncoderInfo()->isModeSupported(qMax(0, mode)))
|
|
{
|
|
MUTILS_THROW("This RC mode is not supported by the encoder!");
|
|
}
|
|
m_configRCMode = qMax(0, mode);
|
|
m_configBitrate = qBound(0, m_configBitrate, toEncoderInfo()->valueCount(m_configRCMode) - 1);
|
|
}
|
|
|
|
void AbstractEncoder::setBitrate(const int &bitrate)
|
|
{
|
|
const int valueCount = toEncoderInfo()->valueCount(m_configRCMode);
|
|
if ((valueCount > 0) && (qMax(0, bitrate) >= valueCount))
|
|
{
|
|
MUTILS_THROW("The specified bitrate/quality is out of range!");
|
|
}
|
|
m_configBitrate = qMax(0, bitrate);
|
|
}
|
|
|
|
void AbstractEncoder::setCustomParams(const QString &customParams)
|
|
{
|
|
m_configCustomParams = customParams.trimmed();
|
|
}
|
|
|
|
void AbstractEncoder::setSamplingRate(const int &value)
|
|
{
|
|
if (!toEncoderInfo()->isResamplingSupported())
|
|
{
|
|
MUTILS_THROW("This encoder does *not* support native resampling!");
|
|
}
|
|
m_configSamplingRate = qBound(0, value, 48000);
|
|
};
|
|
|
|
|
|
/*
|
|
* Default implementation
|
|
*/
|
|
|
|
// Does encoder require the input to be downmixed to stereo?
|
|
const unsigned int *AbstractEncoder::supportedChannelCount(void)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
// Does encoder require the input to be downsampled? (NULL-terminated array of supported sampling rates)
|
|
const unsigned int *AbstractEncoder::supportedSamplerates(void)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
// What bitdepths does the encoder support as input? (NULL-terminated array of supported bits per sample)
|
|
const unsigned int *AbstractEncoder::supportedBitdepths(void)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
//Does the encoder need the exact duration of the source?
|
|
const bool AbstractEncoder::needsTimingInfo(void)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
|
|
/*
|
|
* Helper functions
|
|
*/
|
|
|
|
//Does this text contain Non-ASCII characters?
|
|
bool AbstractEncoder::isUnicode(const QString &original)
|
|
{
|
|
if(!original.isEmpty())
|
|
{
|
|
QString asLatin1 = QString::fromLatin1(original.toLatin1().constData());
|
|
return (wcscmp(MUTILS_WCHR(original), MUTILS_WCHR(asLatin1)) != 0);
|
|
}
|
|
return false;
|
|
}
|
|
|
|
//Remove "problematic" characters from tag
|
|
QString AbstractEncoder::cleanTag(const QString &text)
|
|
{
|
|
QString result(text);
|
|
result.replace(QChar('"'), "'");
|
|
result.replace(QChar('\\'), "/");
|
|
result.replace(QChar('|'), "/");
|
|
return result;
|
|
}
|