diff options
Diffstat (limited to 'src/plugins/Input/modplug/decoder_modplug.cpp')
| -rw-r--r-- | src/plugins/Input/modplug/decoder_modplug.cpp | 228 |
1 files changed, 0 insertions, 228 deletions
diff --git a/src/plugins/Input/modplug/decoder_modplug.cpp b/src/plugins/Input/modplug/decoder_modplug.cpp deleted file mode 100644 index a3579bcee..000000000 --- a/src/plugins/Input/modplug/decoder_modplug.cpp +++ /dev/null @@ -1,228 +0,0 @@ -/*************************************************************************** - * Copyright (C) 2008-2021 by Ilya Kotov * - * forkotov02@ya.ru * - * * - * 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. * - * * - * 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. * - ***************************************************************************/ - -/* Based on Modplug XMMS Plugin - * Authors: Kenton Varda <temporal@gauge3d.org> - */ - -#include <QObject> -#include <QIODevice> -#include <QFile> -#include <QDir> -#include <QSettings> -#include <math.h> -#include <libmodplug/stdafx.h> -#include <libmodplug/it_defs.h> -#include <libmodplug/sndfile.h> -#include <qmmp/buffer.h> -#include <qmmp/output.h> -#include <stdint.h> -#include "archivereader.h" -#include "decoder_modplug.h" - -// Decoder class - -DecoderModPlug* DecoderModPlug::m_instance = nullptr; - -DecoderModPlug::DecoderModPlug(const QString &path) : Decoder(nullptr), - m_path(path) -{ - m_instance = this; -} - -DecoderModPlug::~DecoderModPlug() -{ - deinit(); - if(m_instance == this) - m_instance = nullptr; -} - -bool DecoderModPlug::initialize() -{ - m_freq = m_bitrate = 0; - m_chan = 0; - m_totalTime = 0; - - ArchiveReader reader; - if (reader.isSupported(m_path)) - m_input_buf = reader.unpack(m_path); - else - { - QFile file(m_path); - if (!file.open(QIODevice::ReadOnly)) - { - qWarning("DecoderModPlug: error: %s", qPrintable(file.errorString ())); - return false; - } - m_input_buf = file.readAll(); - file.close(); - } - if (m_input_buf.isEmpty()) - { - qWarning("DecoderModPlug: error while reading module file"); - return false; - } - m_soundFile = new CSoundFile(); - readSettings(); - m_sampleSize = m_bps / 8 * m_chan; - m_soundFile->Create((uchar*) m_input_buf.data(), m_input_buf.size()); - m_bitrate = m_soundFile->GetNumChannels(); - m_totalTime = (qint64) m_soundFile->GetSongTime() * 1000; - configure(m_freq, m_chan, (m_bps == 8 ? Qmmp::PCM_S8 : Qmmp::PCM_S16LE)); - return true; -} - -qint64 DecoderModPlug::totalTime() const -{ - return m_totalTime; -} - -int DecoderModPlug::bitrate() const -{ - return m_bitrate; -} - -qint64 DecoderModPlug::read(unsigned char *audio, qint64 maxSize) -{ - long len = m_soundFile->Read (audio, maxSize) * m_sampleSize; - if (m_usePreamp) - { - { - //apply preamp - if (m_bps == 16) - { - long n = len >> 1; - for (long i = 0; i < n; i++) - { - short old = ((short*)audio)[i]; - ((short*)audio)[i] *= m_preampFactor; - // detect overflow and clip! - if ((old & 0x8000) != - (((short*)audio)[i] & 0x8000)) - ((short*)audio)[i] = old | 0x7FFF; - } - } - else - { - for (long i = 0; i < len; i++) - { - uchar old = ((uchar*)audio)[i]; - ((uchar*)audio)[i] *= m_preampFactor; - // detect overflow and clip! - if ((old & 0x80) != - (((uchar*)audio)[i] & 0x80)) - ((uchar*)audio)[i] = old | 0x7F; - } - } - } - } - return len; -} - -void DecoderModPlug::seek(qint64 pos) -{ - quint32 lMax; - quint32 lMaxtime; - double lPostime; - - if (pos > (lMaxtime = m_soundFile->GetSongTime()) * 1000) - pos = lMaxtime * 1000; - lMax = m_soundFile->GetMaxPosition(); - lPostime = float(lMax) / lMaxtime; - m_soundFile->SetCurrentPos(int(pos * lPostime / 1000)); -} - -void DecoderModPlug::deinit() -{ - m_freq = m_bitrate = 0; - m_chan = 0; - if (m_soundFile) - { - m_soundFile->Destroy(); - delete m_soundFile; - m_soundFile = nullptr; - } - m_input_buf.clear(); -} - -void DecoderModPlug::readSettings() -{ - if (!m_soundFile) - return; - QSettings settings(Qmmp::configFile(), QSettings::IniFormat); - settings.beginGroup("ModPlug"); - CSoundFile::SetWaveConfig - ( - m_freq = settings.value("Frequency", 44100).toInt(), - m_bps = settings.value("Bits", 16).toInt(), - m_chan = settings.value("Channels", 2).toInt() - ); - - CSoundFile::SetWaveConfigEx - ( - settings.value("Surround", true).toBool(), - true, - settings.value("Reverb", false).toBool(), - true, - settings.value("Megabass", false).toBool(), - settings.value("NoiseReduction", false).toBool(), - false - ); - if (settings.value("Reverb", false).toBool()) - { - CSoundFile::SetReverbParameters - ( - settings.value("ReverbDepth", 30).toInt(), - settings.value("ReverbDelay", 100).toInt() - ); - } - if (settings.value("Megabass", false).toBool()) - { - CSoundFile::SetXBassParameters - ( - settings.value("BassAmount", 40).toInt(), - settings.value("BassRange", 30).toInt() - ); - } - if (settings.value("Surround", true).toBool()) - { - CSoundFile::SetSurroundParameters - ( - settings.value("SurroundDepth", 20).toInt(), - settings.value("SurroundDelay", 20).toInt() - ); - } - CSoundFile::SetResamplingMode(settings.value("ResamplineMode", SRCMODE_POLYPHASE).toInt()); - m_soundFile->SetRepeatCount(settings.value("LoopCount", 0).toInt()); - - - //general - /* - settings.value("GrabAmigaMOD", true).toBool());*/ - //preamp - m_usePreamp = settings.value("PreAmp", false).toBool(); - m_preampFactor = exp(settings.value("PreAmpLevel", 0.0f).toDouble()); - settings.endGroup(); -} - -DecoderModPlug* DecoderModPlug::instance() -{ - return m_instance; -} |