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#include "encodemp4job.h"
#include "encodemp4jobgui.h"
#include <QWidget>
#include <QLabel>
#include <QStringList>
#include <QRegExp>
#include <QTime>
#include <QFile>
EncodeMP4Job::EncodeMP4Job(Video *video) :
Job(video, false),
m_process(0)
{
}
EncodeMP4Job::~EncodeMP4Job()
{
disconnect(this, 0, 0, 0);
kill();
}
Video::Jobs EncodeMP4Job::jobType() const
{
return Video::EncodeMP4;
}
bool EncodeMP4Job::executeJob()
{
m_process = new QProcess(this);
connect(m_process, SIGNAL(error(QProcess::ProcessError)), this, SLOT(error()));
connect(m_process, SIGNAL(finished(int,QProcess::ExitStatus)), this, SLOT(finished(int,QProcess::ExitStatus)));
connect(m_process, SIGNAL(readyRead()), this, SLOT(readyRead()));
QStringList arguments;
arguments << "-i" << video()->imagePath();
m_encodePath = video()->encodePath();
arguments << "-o" << m_encodePath;
arguments << "-e" << "x264";
arguments << "-b" << "500";
arguments << "-2" << "-T";
arguments << "-E" << "faac";
arguments << "-B" << "96";
arguments << "-R" << "auto";
arguments << "-6" << "stereo";
arguments << "-N" << "eng" << "--native-dub";
arguments << "-f" << "mp4";
arguments << "--dvdnav" << "-t" << QString::number(video()->dvdTitle());
arguments << "--loose-anamorphic" << "--modulus" << "16";
arguments << "--optimize" << "--decomb" << "--deblock" << "--denoise=\"weak\"";
arguments << "-x" << "ref=3:mixed-refs:bframes=6:weightb:direct=auto:b-pyramid:me=umh:subme=9:analyse=all:8x8dct:trellis=1:no-fast-pskip:psy-rd=1,1";
qDebug() << "starting handbreak with arguments:" << arguments;
//m_process->setStandardErrorFile("/home/zx2c4/Desktop/error.log");
//m_process->setStandardOutputFile("/home/zx2c4/Desktop/out.log");
m_process->start(QLatin1String("./HandBrakeCLI"), arguments, QIODevice::ReadOnly);
return true;
}
void EncodeMP4Job::readyRead()
{
static const QRegExp percentLinePattern(QLatin1String("^Encoding: task ([0-9]*) of ([0-9]*), ([0-9]*\\.[0-9]*) % (\\(([0-9]*\\.[0-9]*) fps, avg ([0-9]*\\.[0-9]*) fps, ETA ([0-9]{2})h([0-9]{2})m([0-9]{2})s\\))?"));
static const QRegExp lessPercentLinePattern(QLatin1String("^Encoding: task ([0-9]*) of ([0-9]*), ([0-9]*\\.[0-9]*) %"));
QByteArray byteLine;
while (!(byteLine = m_process->readLine()).isEmpty()) {
QString line = QString(byteLine).trimmed();
if (percentLinePattern.exactMatch(line)) {
int currentTask = percentLinePattern.cap(1).toInt();
int totalTasks = percentLinePattern.cap(2).toInt();
float percent = percentLinePattern.cap(3).toFloat();
float currentFps = percentLinePattern.cap(5).toFloat();
float avgFps = percentLinePattern.cap(6).toFloat();
QTime timeRemaining(percentLinePattern.cap(7).toInt(), percentLinePattern.cap(8).toInt(), percentLinePattern.cap(9).toInt());
emit encodeProgress(currentTask, totalTasks, percent, currentFps, avgFps, timeRemaining);
} else if(lessPercentLinePattern.exactMatch(line)) {
int currentTask = lessPercentLinePattern.cap(1).toInt();
int totalTasks = lessPercentLinePattern.cap(2).toInt();
float percent = lessPercentLinePattern.cap(3).toFloat();
emit encodeProgress(currentTask, totalTasks, percent, -1, -1, QTime());
}
}
}
void EncodeMP4Job::kill()
{
if (m_process) {
disconnect(m_process, 0, 0, 0);
m_process->terminate();
m_process->deleteLater();
m_process = 0;
QFile::remove(m_encodePath);
}
}
void EncodeMP4Job::finished(int exitCode, QProcess::ExitStatus exitStatus)
{
if (!m_process) return;
if (exitCode == 0 && exitStatus == QProcess::NormalExit) {
disconnect(m_process, 0, 0, 0);
m_process->terminate();
m_process->deleteLater();
m_process = 0;
emit completed(true);
}
else
terminate();
}
void EncodeMP4Job::error()
{
kill();
emit completed(false);
}
QWidget* EncodeMP4Job::gui()
{
return new EncodeMP4JobGui(this);
}
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