added for plugins own dir

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@1850 b45a01b8-16f6-495d-af2f-9b41ad6348cc

plugins/smplayer_plugin/core.h

@@ -0,0 +1,433 @@
+/*  smplayer, GUI front-end for mplayer.
+    Copyright (C) 2006-2008 Ricardo Villalba <rvm@escomposlinux.org>
+
+    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 _CORE_H_
+#define _CORE_H_
+
+#include <QObject>
+#include <QProcess> // For QProcess::ProcessError
+#include "mediadata.h"
+#include "mediasettings.h"
+#include "mplayerprocess.h"
+#include "config.h"
+
+#define NEW_SETTINGS_MANAGEMENT 1
+
+#ifndef NO_USE_INI_FILES
+#if NEW_SETTINGS_MANAGEMENT
+class FileSettingsBase;
+#endif
+#endif
+
+class MplayerProcess;
+class MplayerWindow;
+class QSettings;
+
+#ifdef Q_OS_WIN
+class WinScreenSaver;
+#endif
+
+class Core : public QObject
+{
+    Q_OBJECT
+    
+public:
+	enum State { Stopped = 0, Playing = 1, Paused = 2 };
+
+    Core( MplayerWindow *mpw, QWidget* parent = 0 );
+    ~Core();
+
+    MediaData mdat;
+	MediaSettings mset;
+
+	//! Return the current state
+	State state() { return _state; };
+
+	//! Return a string with the name of the current state,
+	//! so it can be printed on debugging messages.
+	QString stateToString();
+
+protected:
+	//! Change the current state (Stopped, Playing or Paused)
+	//! And sends the stateChanged() signal.
+	void setState(State s);
+    
+public slots:
+	//! Generic open, with autodetection of type
+	void open(QString file, int seek=-1); 
+	void openFile(QString filename, int seek=-1);
+	void openStream(QString name);
+	/*
+	void openDVD( bool from_folder, QString directory = "");
+	void openDVD(); // Plays title 1
+	void openDVD(int title = 1);
+	*/
+	void openDVD(QString dvd_url);
+	void openVCD(int title = -1);
+	void openAudioCD(int title = -1);
+
+	void loadSub(const QString & sub);
+	void unloadSub();
+
+	//! Forces to use the specified subtitle file. It's not loaded immediately but stored
+	//! and will be used for the next video. After that the variable is cleared.  
+	void setInitialSubtitle(const QString & subtitle_file) { initial_subtitle = subtitle_file; };
+
+	void loadAudioFile(const QString & audiofile);
+	void unloadAudioFile();
+
+    void stop(); 
+    void play();
+	void play_or_pause();
+    void pause_and_frame_step();
+	void pause();
+	void frameStep();
+	void screenshot();
+
+	//! Public restart, for the GUI.
+	void restart();
+
+	//! Reopens the file (no restart)
+	void reload();
+
+#ifdef SEEKBAR_RESOLUTION
+    void goToPosition( int value );
+#else
+    void goToPos( int perc );
+#endif
+    void goToSec( double sec );
+
+	void toggleRepeat();
+	void toggleRepeat(bool b);
+
+	void toggleFlip();
+	void toggleFlip(bool b);
+
+	void toggleMirror();
+	void toggleMirror(bool b);
+
+	// Audio filters
+	void toggleKaraoke();
+	void toggleKaraoke(bool b);
+	void toggleExtrastereo();
+	void toggleExtrastereo(bool b);
+	void toggleVolnorm();
+	void toggleVolnorm(bool b);
+
+	void setAudioChannels(int channels);
+	void setStereoMode(int mode);
+
+	// Video filters
+	void toggleAutophase();
+	void toggleAutophase(bool b);
+	void toggleDeblock();
+	void toggleDeblock(bool b);
+	void toggleDering();
+	void toggleDering(bool b);
+	void toggleNoise();
+	void toggleNoise(bool b);
+	void togglePostprocessing();
+	void togglePostprocessing(bool b);
+	void changeDenoise(int);
+#if NEW_ASPECT_CODE
+	void changeLetterbox(bool);
+#endif
+	void changeUpscale(bool);
+
+	void seek(int secs);
+	void sforward(); 	// + 10 seconds
+	void srewind(); 	// - 10 seconds
+    void forward(); 	// + 1 minute
+    void rewind(); 		// -1 minute
+    void fastforward();	// + 10 minutes
+    void fastrewind();	// - 10 minutes
+	void forward(int secs);
+	void rewind(int secs);
+	void wheelUp();
+	void wheelDown();
+
+	void setSpeed( double value );
+	void incSpeed10();	//!< Inc speed 10%
+	void decSpeed10();	//!< Dec speed 10%
+	void incSpeed4();	//!< Inc speed 4%
+	void decSpeed4();	//!< Dec speed 4%
+	void incSpeed1();	//!< Inc speed 1%
+	void decSpeed1();	//!< Dec speed 1%
+	void doubleSpeed();
+	void halveSpeed();
+	void normalSpeed();
+
+    void setVolume(int volume, bool force = false);
+	void switchMute();
+	void mute(bool b);
+	void incVolume();
+	void decVolume();
+
+	void setBrightness(int value);
+	void setContrast(int value);
+	void setGamma(int value);
+	void setHue(int value);
+	void setSaturation(int value);
+
+	void incBrightness();
+	void decBrightness();
+	void incContrast();
+	void decContrast();
+	void incGamma();
+	void decGamma();
+	void incHue();
+	void decHue();
+	void incSaturation();
+	void decSaturation();
+
+	void incSubDelay();
+	void decSubDelay();
+
+	void incAudioDelay();
+	void decAudioDelay();
+
+	void incSubPos();
+	void decSubPos();
+
+	void changeSubScale(double value);
+	void incSubScale();
+	void decSubScale();
+
+	//! Select next line in subtitle file
+	void incSubStep();
+	//! Select previous line in subtitle file
+	void decSubStep();
+
+	//! Audio equalizer
+	void setAudioEqualizer(AudioEqualizerList values, bool restart = false);
+	void setAudioAudioEqualizerRestart(AudioEqualizerList values) { setAudioEqualizer(values, true); };
+	void updateAudioEqualizer();
+
+	void setAudioEq0(int value);
+	void setAudioEq1(int value);
+	void setAudioEq2(int value);
+	void setAudioEq3(int value);
+	void setAudioEq4(int value);
+	void setAudioEq5(int value);
+	void setAudioEq6(int value);
+	void setAudioEq7(int value);
+	void setAudioEq8(int value);
+	void setAudioEq9(int value);
+
+	void changeDeinterlace(int);
+    void changeSubtitle(int);
+	void nextSubtitle();
+	void changeAudio(int ID, bool allow_restart = true);
+	void nextAudio();
+	void changeVideo(int ID, bool allow_restart = true);
+	void nextVideo();
+	void changeTitle(int);
+	void changeChapter(int);
+	void prevChapter();
+	void nextChapter();
+	void changeAngle(int);
+	void changeAspectRatio(int);
+#if NEW_ASPECT_CODE
+	void nextAspectRatio();
+#endif
+	void changeOSD(int);
+	void nextOSD();
+
+	void changeSize(int); // Size of the window
+	void toggleDoubleSize();
+	void changePanscan(double); // Zoom on mplayerwindow
+
+	void changeRotate(int r);
+
+#if USE_ADAPTER
+	void changeAdapter(int n);
+#endif
+
+	void incPanscan();
+	void decPanscan();
+	void resetPanscan();
+	void autoPanscan();
+	void autoPanscanFromLetterbox(double video_aspect);
+	void autoPanscanFor169();
+	void autoPanscanFor235();
+
+	void changeUseAss(bool);
+	void toggleClosedCaption(bool);
+	void toggleForcedSubsOnly(bool);
+
+	void visualizeMotionVectors(bool);
+
+#if DVDNAV_SUPPORT
+	// dvdnav buttons
+	void dvdnavUp();
+	void dvdnavDown();
+	void dvdnavLeft();
+	void dvdnavRight();
+	void dvdnavMenu();
+	void dvdnavSelect();
+	void dvdnavPrev();
+	void dvdnavMouse();
+#endif
+
+    // Pass a command to mplayer by stdin:
+    void tellmp(const QString & command);
+
+public:
+	//! Returns the number of the first chapter in 
+	//! files. In some versions of mplayer is 0, in others 1
+	static int firstChapter();
+#if !GENERIC_CHAPTER_SUPPORT
+	static int dvdFirstChapter();
+#endif
+
+#ifndef NO_USE_INI_FILES
+	void changeFileSettingsMethod(QString method);
+#endif
+
+protected:
+	//! Returns the prefix to keep pausing on slave commands
+	QString pausing_prefix();
+
+protected slots:
+    void changeCurrentSec(double sec);
+    void changePause();
+	void gotWindowResolution( int w, int h );
+	void gotNoVideo();
+	void gotVO(QString);
+	void gotAO(QString);
+	void gotStartingTime(double);
+
+	void finishRestart();
+    void processFinished();
+	void fileReachedEnd();
+    
+	void displayMessage(QString text);
+	void displayScreenshotName(QString filename);
+	void displayUpdatingFontCache();
+
+	void streamTitleAndUrlChanged(QString,QString);
+	
+	void watchState(Core::State state);
+
+	//! Called when a video has just started to play.
+	//! This function checks if the codec of video is ffh264 and if
+	//! the resolution is HD
+	void checkIfVideoIsHD();
+
+#if DELAYED_AUDIO_SETUP_ON_STARTUP
+	void initAudioTrack();
+#endif
+#if NOTIFY_AUDIO_CHANGES
+	void initAudioTrack(const Tracks &);
+#endif
+#if NOTIFY_SUB_CHANGES
+	void initSubtitleTrack(const SubTracks &);
+	void setSubtitleTrackAgain(const SubTracks &);
+#endif
+
+protected:
+	void playNewFile(QString file, int seek=-1);
+	void restartPlay();
+	void initPlaying(int seek=-1);
+	void newMediaPlaying();
+
+    void startMplayer(QString file, double seek = -1 );
+	void stopMplayer();
+
+#ifndef NO_USE_INI_FILES
+	#if !NEW_SETTINGS_MANAGEMENT
+	bool checkHaveSettingsSaved(QString filename);
+	void loadMediaInfo(QString filename);
+	#endif
+	void saveMediaInfo();
+#endif
+
+    void initializeMenus();
+	void updateWidgets();
+
+	//! Returns true if changing the subscale requires to restart mplayer
+	bool subscale_need_restart();
+
+signals:
+	void aboutToStartPlaying(); // Signal emited just before to start mplayer
+	void mediaLoaded();
+	void mediaInfoChanged();
+    void stateChanged(Core::State state);
+	void mediaStartPlay();
+	void mediaFinished(); // Media has arrived to the end.
+	void mediaStoppedByUser();
+	void showMessage(QString text);
+	void menusNeedInitialize();
+	void widgetsNeedUpdate();
+	void videoEqualizerNeedsUpdate();
+	void audioEqualizerNeedsUpdate();
+	void showTime(double sec);
+#ifdef SEEKBAR_RESOLUTION
+	void positionChanged(int); // To connect a slider
+#else
+	void posChanged(int); // To connect a slider
+#endif
+	void showFrame(int frame);
+	void needResize(int w, int h);
+	void noVideo();
+	void volumeChanged(int);
+#if NOTIFY_SUB_CHANGES
+	void audioTracksChanged();
+#endif
+
+	//! MPlayer started but finished with exit code != 0
+	void mplayerFinishedWithError(int exitCode);
+
+	//! MPlayer didn't started or crashed
+	void mplayerFailed(QProcess::ProcessError error);
+
+	// Resend signal from mplayerprocess:
+	void failedToParseMplayerVersion(QString line_with_mplayer_version);
+
+	//! A new line from the mplayer output is available
+	void logLineAvailable(QString);
+
+protected:
+    MplayerProcess * proc;
+    MplayerWindow * mplayerwindow;
+
+#ifndef NO_USE_INI_FILES
+	#if NEW_SETTINGS_MANAGEMENT
+	FileSettingsBase * file_settings;
+	#else
+	QSettings * file_settings;
+	#endif
+#endif
+
+#ifdef Q_OS_WIN
+	WinScreenSaver * win_screensaver;
+#endif
+    
+private:
+	// Some variables to proper restart
+	bool we_are_restarting;
+
+	bool just_loaded_external_subs;
+	bool just_unloaded_external_subs;
+	State _state;
+	bool change_volume_after_unpause;
+
+	QString initial_subtitle;
+};
+    
+#endif