diff options
Diffstat (limited to 'src/plugins/Input/mplayer/decoder_mplayer.cpp')
| -rw-r--r-- | src/plugins/Input/mplayer/decoder_mplayer.cpp | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/src/plugins/Input/mplayer/decoder_mplayer.cpp b/src/plugins/Input/mplayer/decoder_mplayer.cpp new file mode 100644 index 000000000..924b3c7ea --- /dev/null +++ b/src/plugins/Input/mplayer/decoder_mplayer.cpp @@ -0,0 +1,207 @@ +/*************************************************************************** + * Copyright (C) 2008 by Ilya Kotov * + * forkotov02@hotmail.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., * + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + ***************************************************************************/ + +#include <qmmp/constants.h> +#include <qmmp/buffer.h> +#include <qmmp/output.h> +#include <qmmp/recycler.h> +#include <qmmp/fileinfo.h> +#include <qmmp/decoderfactory.h> + +#include <QObject> +#include <QProcess> +#include <QFile> +#include <QApplication> +#include <QAction> +#include <QMetaObject> +#include <QKeyEvent> +#include <QMenu> +#include <QRegExp> + +#include "decoder_mplayer.h" + +#define MPLAYER_DEBUG + +static QRegExp rx_av("^[AV]: *([0-9,:.-]+)"); +static QRegExp rx_pause("^(.*)=(.*)PAUSE(.*)"); +static QRegExp rx_end("^(.*)End of file(.*)"); +static QRegExp rx_quit("^(.*)Quit(.*)"); +static QRegExp rx_audio("^AUDIO: *([0-9,.]+) *Hz.*([0-9,.]+) *ch.*([0-9]+).* ([0-9,.]+) *kbit.*"); + + +FileInfo *MplayerInfo::createFileInfo(const QString &path) +{ + QRegExp rx_id_length("^ID_LENGTH=([0-9,.]+)*"); + QStringList args; + args << "-slave"; + args << "-identify"; + args << "-frames"; + args << "0"; + args << "-vo"; + args << "null"; + args << "-ao"; + args << "null"; + args << path; + QProcess mplayer_process; + mplayer_process.start("mplayer", args); + mplayer_process.waitForFinished(); + QString str = QString::fromLocal8Bit(mplayer_process.readAll()).trimmed(); + FileInfo *info = new FileInfo(path); + QStringList lines = str.split("\n"); + foreach(QString line, lines) + { + if (rx_id_length.indexIn(line) > -1) + info->setLength((qint64) rx_id_length.cap(1).toDouble()); + } +#ifdef MPLAYER_DEBUG + qDebug(qPrintable(str)); +#endif + return info; +} + +QStringList MplayerInfo::filters() +{ + QStringList filters; + filters << "*.avi" << "*.mpg" << "*.mpeg" << "*.divx" << "*.qt" << "*.mov" << "*.wmv" << "*.asf"; + return filters; +} + +DecoderMplayer::DecoderMplayer(QObject *parent, DecoderFactory *d, const QString &url) + : Decoder(parent, d) +{ + m_url = url; + m_bitrate = 0; + m_samplerate = 0; + m_channels = 0; + m_bitsPerSample = 0; + m_length = 0; + m_currentTime = 0; + m_process = new QProcess(this); +} + +DecoderMplayer::~DecoderMplayer() +{ + qDebug(__FUNCTION__); + m_process->close(); +} + +bool DecoderMplayer::initialize() +{ + FileInfo *info = MplayerInfo::createFileInfo(m_url); + m_length = info->length(); + delete info; + m_args.clear(); + m_args << "-slave"; + m_args << m_url; + connect(m_process, SIGNAL(readyReadStandardOutput()), SLOT(readStdOut())); + return TRUE; +} + +qint64 DecoderMplayer::lengthInSeconds() +{ + return m_length; +} + +void DecoderMplayer::seek(qint64 pos) +{ + if (m_process->state() == QProcess::Running) + m_process->write(QString("seek %1 \n").arg(pos - m_currentTime).toLocal8Bit ()); +} + +void DecoderMplayer::stop() +{ + if (m_process->state() == QProcess::Running) + { + m_process->write("quit\n"); + m_process->waitForFinished(200); + } + StateHandler::instance()->dispatch(Qmmp::Stopped); +} + +void DecoderMplayer::pause() +{ + m_process->write("pause\n"); +} + +void DecoderMplayer::setEQ(double bands[10], double preamp) +{ +} + +void DecoderMplayer::setEQEnabled(bool on) +{ +} + +void DecoderMplayer::run() +{ + QMetaObject::invokeMethod(this, "startMplayerProcess"); + StateHandler::instance()->dispatch(Qmmp::Playing); +} + +void DecoderMplayer::readStdOut() +{ + QString line = QString::fromLocal8Bit(m_process->readAll ()).trimmed(); + QStringList lines = line.split("\n"); + foreach(line, lines) + { + if (rx_av.indexIn(line) > -1) + { + StateHandler::instance()->dispatch(Qmmp::Playing); + m_currentTime = (qint64) rx_av.cap(1).toDouble(); + StateHandler::instance()->dispatch(m_currentTime, + m_length, + m_bitrate, + m_samplerate, + m_bitsPerSample, + m_channels); + } + else if (rx_pause.indexIn(line) > -1) + { + StateHandler::instance()->dispatch(Qmmp::Paused); + } + else if (rx_end.indexIn(line) > -1) + { + if (m_process->state() == QProcess::Running) + m_process->waitForFinished(500); + finish(); + } + else if (rx_quit.indexIn(line) > -1) + { + if (m_process->state() == QProcess::Running) + m_process->waitForFinished(500); + StateHandler::instance()->dispatch(Qmmp::Stopped); + } + else if (rx_audio.indexIn(line) > -1) + { + m_samplerate = rx_audio.cap(1).toInt(); + m_channels = rx_audio.cap(2).toInt(); + m_bitsPerSample = rx_audio.cap(3).toDouble(); + m_bitrate = rx_audio.cap(4).toDouble(); + } +#ifdef MPLAYER_DEBUG + else + qDebug(qPrintable(line)); +#endif + } +} + +void DecoderMplayer::startMplayerProcess() +{ + m_process->start ("mplayer", m_args); +} |