source: smplayer/trunk/src/mpvprocess.h

/*  smplayer, GUI front-end for mplayer.
    Copyright (C) 2006-2017 Ricardo Villalba <rvm@users.sourceforge.net>

    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
*/

#ifndef MPVPROCESS_H
#define MPVPROCESS_H

#include <QString>
#include "playerprocess.h"
#include "config.h"

#define OSD_WITH_TIMER

class QStringList;

class MPVProcess : public PlayerProcess
{
        Q_OBJECT

public:
        MPVProcess(QObject * parent = 0);
        ~MPVProcess();

        bool start();

        // Command line options
        void addArgument(const QString & a);
        void setMedia(const QString & media, bool is_playlist = false);
        void disableInput();
        void setFixedOptions();
        void setOption(const QString & option_name, const QVariant & value = QVariant());
        void addUserOption(const QString & option);
        void addVF(const QString & filter_name, const QVariant & value = QVariant());
        void addAF(const QString & filter_name, const QVariant & value = QVariant());
        void addStereo3DFilter(const QString & in, const QString & out);
        void setSubStyles(const AssStyles & styles, const QString & assStylesFile = QString::null);

        // Slave commands
        void quit();
        void setVolume(int v);
        void setOSD(int o);
        void setAudio(int ID);
        void setVideo(int ID);
        void setSubtitle(int type, int ID);
        void disableSubtitles();
        void setSecondarySubtitle(int ID);
        void disableSecondarySubtitles();
        void setSubtitlesVisibility(bool b);
        void seek(double secs, int mode, bool precise);
        void mute(bool b);
        void setPause(bool b);
        void frameStep();
        void frameBackStep();
        void showOSDText(const QString & text, int duration, int level);
        void showFilenameOnOSD();
        void showTimeOnOSD();
        void setContrast(int value);
        void setBrightness(int value);
        void setHue(int value);
        void setSaturation(int value);
        void setGamma(int value);
        void setChapter(int ID);
        void nextChapter();
        void previousChapter();
        void setExternalSubtitleFile(const QString & filename);
        void setSubPos(int pos);
        void setSubScale(double value);
        void setSubStep(int value);
        void seekSub(int value);
        void setSubForcedOnly(bool b);
        void setSpeed(double value);
#ifdef MPLAYER_SUPPORT
        void enableKaraoke(bool b);
#endif
        void enableExtrastereo(bool b);
        void enableVolnorm(bool b, const QString & option);
        void setAudioEqualizer(const QString & values);
        void setAudioDelay(double delay);
        void setSubDelay(double delay);
        void setLoop(int v);
        void setAMarker(int sec);
        void setBMarker(int sec);
        void clearABMarkers();
        void takeScreenshot(ScreenshotType t, bool include_subtitles = false);
#ifdef CAPTURE_STREAM
        void switchCapturing();
#endif
        void setTitle(int ID);
        void changeVF(const QString & filter, bool enable, const QVariant & option = QVariant());
        void changeStereo3DFilter(bool enable, const QString & in, const QString & out);
#if DVDNAV_SUPPORT
        void discSetMousePos(int x, int y);
        void discButtonPressed(const QString & button_name);
#endif
        void setAspect(double aspect);
        void setFullscreen(bool b);
#if PROGRAM_SWITCH
        void setTSProgram(int ID);
#endif
        void toggleDeinterlace();
        void askForLength();
        void setOSDScale(double value);
        void setChannelsFile(const QString &);

        void enableScreenshots(const QString & dir, const QString & templ = QString::null, const QString & format = QString::null);

        QString mpvVersion() { return mpv_version; };

protected:
        bool isOptionAvailable(const QString & option);
        void addVFIfAvailable(const QString & vf, const QString & value = QString::null);
        void messageFilterNotSupported(const QString & filter_name);

#ifdef OSD_WITH_TIMER
        void toggleInfoOnOSD();
#endif

protected slots:
        void parseLine(QByteArray ba);
        void processFinished(int exitCode, QProcess::ExitStatus exitStatus);
        void gotError(QProcess::ProcessError);
        void requestChapterInfo();
        /* void requestBitrateInfo(); */

#ifdef OSD_WITH_TIMER
        void displayInfoOnOSD();
#endif

protected:
#if NOTIFY_AUDIO_CHANGES
        void updateAudioTrack(int ID, const QString & name, const QString & lang);
#endif
#if NOTIFY_SUB_CHANGES
        void updateSubtitleTrack(int ID, const QString & name, const QString & lang);
#endif

private:
        #if 0
        // For some reason lupdate doesn't get the translations from mpvoptions.cpp
        void translations() {
                QString s = tr("the '%1' filter is not supported by mpv");
                s = tr("File:");
                s = tr("Video:");
                s = tr("Resolution:");
                s = tr("Frames per second:");
                s = tr("Estimated:");
                s = tr("Aspect Ratio:");
                s = tr("Bitrate:");
                s = tr("Dropped frames:");
                s = tr("Audio:");
                s = tr("Bitrate:");
                s = tr("Sample Rate:");
                s = tr("Channels:");
                s = tr("Audio/video synchronization:");
                s = tr("Cache fill:");
                s = tr("Used cache:");
        }
        #endif

private:
        bool notified_mplayer_is_running;
        bool notified_pause;
        bool received_end_of_file;

        int last_sub_id;

        int mplayer_svn;

        QString mpv_version;
        bool verbose;

#if NOTIFY_SUB_CHANGES
        SubTracks subs;

        bool subtitle_info_received;
        bool subtitle_info_changed;
#endif

#if NOTIFY_AUDIO_CHANGES
        Tracks audios;
        bool audio_info_changed;
#endif

#if NOTIFY_VIDEO_CHANGES
        Tracks videos;
        bool video_info_changed;
#endif

#if NOTIFY_CHAPTER_CHANGES
        Chapters chapters;
        bool chapter_info_changed;
#endif

        int dvd_current_title;
        int br_current_title;

        QString previous_eq;

#ifdef CAPTURE_STREAM
        bool capturing;
#endif

#ifdef OSD_WITH_TIMER
        QTimer * osd_timer;
#endif
};

#endif