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///////////////////////////////////////////////////////////////////////////////
// LameXP - Audio Encoder Front-End
// Copyright (C) 2004-2017 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, but always including the *additional*
// restrictions defined in the "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_AAC.h"
#include "Global.h"
#include "Model_Settings.h"
#include <QProcess>
#include <QDir>
static int index2bitrate(const int index)
{
return (index < 32) ? ((index + 1) * 8) : ((index - 15) * 16);
}
#define IS_VALID(X) (((X) != 0U) && ((X) != UINT_MAX))
///////////////////////////////////////////////////////////////////////////////
// Encoder Info
///////////////////////////////////////////////////////////////////////////////
class AACEncoderInfo : public AbstractEncoderInfo
{
virtual bool isModeSupported(int mode) const
{
switch(mode)
{
case SettingsModel::VBRMode:
case SettingsModel::ABRMode:
case SettingsModel::CBRMode:
return true;
break;
default:
MUTILS_THROW("Bad RC mode specified!");
}
}
virtual int valueCount(int mode) const
{
switch(mode)
{
case SettingsModel::VBRMode:
return 21;
break;
case SettingsModel::ABRMode:
case SettingsModel::CBRMode:
return 41;
break;
default:
MUTILS_THROW("Bad RC mode specified!");
}
}
virtual int valueAt(int mode, int index) const
{
switch(mode)
{
case SettingsModel::VBRMode:
return qBound(0, index * 5, 100);
break;
case SettingsModel::ABRMode:
case SettingsModel::CBRMode:
return qBound(8, index2bitrate(index), 400);
break;
default:
MUTILS_THROW("Bad RC mode specified!");
}
}
virtual int valueType(int mode) const
{
switch(mode)
{
case SettingsModel::VBRMode:
return TYPE_QUALITY_LEVEL_FLT;
break;
case SettingsModel::ABRMode:
return TYPE_APPROX_BITRATE;
break;
case SettingsModel::CBRMode:
return TYPE_BITRATE;
break;
default:
MUTILS_THROW("Bad RC mode specified!");
}
}
virtual const char *description(void) const
{
static const char* s_description = "Nero AAC Encoder (\x0C2\x0A9 Nero AG)";
return s_description;
}
virtual const char *extension(void) const
{
static const char* s_extension = "mp4";
return s_extension;
}
virtual bool isResamplingSupported(void) const
{
return false;
}
}
static const g_aacEncoderInfo;
///////////////////////////////////////////////////////////////////////////////
// Encoder implementation
///////////////////////////////////////////////////////////////////////////////
AACEncoder::AACEncoder(void)
:
m_binary_enc(lamexp_tools_lookup(L1S("neroAacEnc.exe"))),
m_binary_tag(lamexp_tools_lookup(L1S("neroAacTag.exe")))
{
if(m_binary_enc.isEmpty() || m_binary_tag.isEmpty())
{
MUTILS_THROW("Error initializing AAC encoder. Tool 'neroAacEnc.exe' is not registred!");
}
m_configProfile = 0;
m_configEnable2Pass = true;
}
AACEncoder::~AACEncoder(void)
{
}
bool AACEncoder::encode(const QString &sourceFile, const AudioFileModel_MetaInfo &metaInfo, const unsigned int duration, const unsigned int channels, const QString &outputFile, QAtomicInt &abortFlag)
{
QProcess process;
QStringList args;
const QString baseName = QFileInfo(outputFile).fileName();
switch(m_configRCMode)
{
case SettingsModel::VBRMode:
args << L1S("-q") << QString().sprintf("%.2f", double(qBound(0, m_configBitrate * 5, 100)) / 100.0);
break;
case SettingsModel::ABRMode:
args << L1S("-br") << QString::number(qBound(8, index2bitrate(m_configBitrate), 400) * 1000);
break;
case SettingsModel::CBRMode:
args << L1S("-cbr") << QString::number(qBound(8, index2bitrate(m_configBitrate), 400) * 1000);
break;
default:
MUTILS_THROW("Bad rate-control mode!");
break;
}
if(m_configEnable2Pass && (m_configRCMode == SettingsModel::ABRMode))
{
args << L1S("-2pass");
}
int selectedProfile = m_configProfile;
if ((selectedProfile == 3) && IS_VALID(channels) && (channels != 2))
{
emit messageLogged("WARNING: Cannot use HE-AAC v2 (SBR+PS) with Mono input --> reverting to HE-AAC (SBR)");
selectedProfile = 2;
}
switch(selectedProfile)
{
case 0:
//Do *not* overwrite profile -> let the encoder decide!
break;
case 1:
args << L1S("-lc"); //Forces use of LC AAC profile
break;
case 2:
args << L1S("-he"); //Forces use of HE AAC profile
break;
case 3:
args << L1S("-hev2"); //Forces use of HEv2 AAC profile
break;
default:
MUTILS_THROW("Bad AAC Profile specified!");
}
if(!m_configCustomParams.isEmpty()) args << m_configCustomParams.split(" ", QString::SkipEmptyParts);
args << L1S("-if") << QDir::toNativeSeparators(sourceFile);
args << L1S("-of") << QDir::toNativeSeparators(outputFile);
if(!startProcess(process, m_binary_enc, args))
{
return false;
}
int prevProgress = -1;
QRegExp regExp_sp(L1S("\\bprocessed\\s+(\\d+)\\s+seconds"), Qt::CaseInsensitive);
QRegExp regExp_mp(L1S("\\b(\\w+)\\s+pass:\\s+processed\\s+(\\d+)\\s+seconds"), Qt::CaseInsensitive);
const result_t result = awaitProcess(process, abortFlag, [this, &prevProgress, &duration, &regExp_sp, &regExp_mp](const QString &text)
{
if (regExp_mp.lastIndexIn(text) >= 0)
{
int timeElapsed;
if ((duration > 0) && MUtils::regexp_parse_int32(regExp_mp, timeElapsed, 2))
{
const bool second_pass = (regExp_mp.cap(1).compare(L1S("second"), Qt::CaseInsensitive) == 0);
const int newProgress = qRound((second_pass ? 50.0 : 0.0) + ((static_cast<double>(timeElapsed) / static_cast<double>(duration)) * 50.0));
if (newProgress > prevProgress)
{
emit statusUpdated(newProgress);
prevProgress = NEXT_PROGRESS(newProgress);
}
}
return true;
}
if (regExp_sp.lastIndexIn(text) >= 0)
{
int timeElapsed;
if ((duration > 0) && MUtils::regexp_parse_int32(regExp_sp, timeElapsed))
{
const int newProgress = qRound((static_cast<double>(timeElapsed) / static_cast<double>(duration)) * 100.0);
if (newProgress > prevProgress)
{
emit statusUpdated(newProgress);
prevProgress = NEXT_PROGRESS(newProgress);
}
}
return true;
}
return false;
});
if(result != RESULT_SUCCESS)
{
return false;
}
if(metaInfo.empty(false))
{
return true;
}
emit messageLogged(L1S("\n-------------------------------\n"));
args.clear();
args << QDir::toNativeSeparators(outputFile);
if(!metaInfo.title().isEmpty()) args << QString("-meta:title=%1").arg(cleanTag(metaInfo.title()));
if(!metaInfo.artist().isEmpty()) args << QString("-meta:artist=%1").arg(cleanTag(metaInfo.artist()));
if(!metaInfo.album().isEmpty()) args << QString("-meta:album=%1").arg(cleanTag(metaInfo.album()));
if(!metaInfo.genre().isEmpty()) args << QString("-meta:genre=%1").arg(cleanTag(metaInfo.genre()));
if(!metaInfo.comment().isEmpty()) args << QString("-meta:comment=%1").arg(cleanTag(metaInfo.comment()));
if(metaInfo.year()) args << QString("-meta:year=%1").arg(QString::number(metaInfo.year()));
if(metaInfo.position()) args << QString("-meta:track=%1").arg(QString::number(metaInfo.position()));
if(!metaInfo.cover().isEmpty()) args << QString("-add-cover:%1:%2").arg("front", metaInfo.cover());
if(!startProcess(process, m_binary_tag, args))
{
return false;
}
return (awaitProcess(process, abortFlag) == RESULT_SUCCESS);
}
bool AACEncoder::isFormatSupported(const QString &containerType, const QString &containerProfile, const QString &formatType, const QString &formatProfile, const QString &formatVersion)
{
if(containerType.compare(L1S("Wave"), Qt::CaseInsensitive) == 0)
{
if(formatType.compare(L1S("PCM"), Qt::CaseInsensitive) == 0)
{
return true;
}
}
return false;
}
void AACEncoder::setProfile(int profile)
{
m_configProfile = qBound(0, profile, 3);
}
void AACEncoder::setEnable2Pass(bool enabled)
{
m_configEnable2Pass = enabled;
}
const bool AACEncoder::needsTimingInfo(void)
{
return true;
}
const AbstractEncoderInfo *AACEncoder::getEncoderInfo(void)
{
return &g_aacEncoderInfo;
}