PageMagick Class Reference

Magick page class. More...

#include <page_magick.h>

Inheritance diagram for PageMagick:

[legend]Collaboration diagram for PageMagick:

[legend]List of all members.

Public Member Functions
	PageMagick (KinoCommon *common)
	Constructor for Page Magick.
virtual	~PageMagick ()
	Destructor for Page Magick.
void	newFile ()
void	start ()
	Start when entering page.
gulong	activate ()
	Activate scene list selection (for Frame sources).
void	clean ()
	Clean up when leaving page.
void	selectScene (int)
	put the scene begin and end frame numbers into spinners
void	videoStartOfMovie ()
void	videoBack (int step=-1)
void	videoPlay ()
void	videoForward (int step=1)
void	videoEndOfMovie ()
void	videoPause ()
void	videoStop ()
void	videoPreviousScene ()
void	videoNextScene ()
void	videoStartOfScene ()
void	videoEndOfScene ()
void	showFrameInfo (int frame_number)
	Update UI with metadata.
void	showFrameInfo (int frame_number, int duration)
void	movedToFrame (int frame_number)
void	windowMoved ()
void	timeFormatChanged ()
gboolean	processKeyboard (GdkEventKey *event)
gboolean	processCommand (char *cmd)
std::string	getHelpPage ()
void	PreviewFrame ()
void	StartPreview ()
void	AudioThread ()
void	VideoThread ()
void	StartRender ()
	Render the effect.
void	Stop ()
	Stop whatever is running (either preview or rendering).
void	StopPreview ()
	Stop the preview.
void	UpdateProgress (gfloat)
	Update the progress bar for the export process.
void	UpdateStatus (int currentFrame, int begin, int end, int every)
void	RefreshStatus (bool with_fx_notify=false)
	Refresh the status label to show the current selections.
GDKImageCreate *	GetImageCreate () const
	Return the currently selected image creator.
GDKImageFilter *	GetImageFilter () const
	Return the currently selected image filter.
GDKImageTransition *	GetImageTransition () const
	Return the currently selected image transition.
GDKAudioFilter *	GetAudioFilter () const
	Return the currently selected audio filter.
GDKAudioTransition *	GetAudioTransition () const
	Return the currently selected audio transition.
GtkWidget *	GetWindow () const
bool	IsRepainting () const
bool	IsPreviewing () const
void	SetKeyFrameControllerClient (KeyFrameControllerClient *client)
void	ShowCurrentStatus (double position, frame_type type, bool hasPrev, bool hasNext)
double	GetCurrentPosition ()
void	OnKeyFrameControllerKeyChanged (GtkToggleButton *togglebutton)
void	OnTimeRangeChanged ()
Public Attributes
GtkWidget *	window
Private Member Functions
void	PlayAudio (int16_t *buffers[], int, int, int, bool)
	Play an audio frame.
void	ShowImage (GtkWidget *area, uint8_t *pixels, int, int, bool)
	Show an image in the preview drawing area.
Private Attributes
KinoCommon *	common
int	last_page
bool	rendering
bool	paused
bool	previewing
bool	repainting
GtkProgressBar *	progressBar
char	status [10240]
int	previewPosition
GtkWidget *	scrubBar
GtkAdjustment *	scrubAdjustment
PluginImageCreateRepository	image_creators
PluginImageFilterRepository	image_filters
PluginImageTransitionRepository	image_transitions
PluginAudioFilterRepository	audio_filters
PluginAudioTransitionRepository	audio_transitions
kino_sound_t *	audio_device
dv_audio_t	dv_audio
bool	audio_device_avail
gint	audio_sampling_rate
PluginCollection	plugins
string	last_fx_file
double	startTime
double	pauseTime
double	nextUpdateTime
KeyFrameControllerClient *	keyFrameControllerClient
bool	isGuiLocked
bool	isPreviousScene
bool	isNextScene
double	newPosition

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Detailed Description

Magick page class.

Definition at line 114 of file page_magick.h.

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Constructor & Destructor Documentation

PageMagick::PageMagick (  KinoCommon *  common  )

Constructor for Page Magick. Definition at line 1482 of file page_magick.cc. References audio_filters, audio_transitions, PluginCollection::Count(), PluginCollection::Get(), Preferences::getInstance(), KinoCommon::getWidget(), gtk_enhanced_scale_new(), image_creators, image_filters, image_transitions, GDKAudioTransitionRepository::Initialise(), GDKAudioFilterRepository::Initialise(), GDKImageTransitionRepository::Initialise(), GDKImageCreateRepository::Initialise(), GDKImageFilterRepository::Initialise(), PluginCollection::Initialise(), PluginAudioTransitionRepository::InstallPlugins(), PluginAudioFilterRepository::InstallPlugins(), PluginImageTransitionRepository::InstallPlugins(), PluginImageFilterRepository::InstallPlugins(), PluginImageCreateRepository::InstallPlugins(), lookup_widget(), magick_glade, NORM_NTSC, on_drawingarea_refresh_required(), on_notebook_magick_switch_page(), on_notebook_magick_switch_video_page(), on_scrubbar_magick_button_press_event(), on_scrubbar_magick_button_release_event(), on_scrubbar_magick_value_changed_event(), on_spinbutton_magick_limit_value_changed(), on_time_range_changed(), on_togglebutton_key_frame_toggled(), plugins, progressBar, Repaint(), scrubAdjustment, scrubBar, and window. : last_page( 0 ), rendering( false ), previewing( false ), previewPosition( 0 ), keyFrameControllerClient( 0 ), isGuiLocked( false ), isPreviousScene( false ), isNextScene( false ) { cerr << "> Creating Magick Page" << endl; window = glade_xml_get_widget( magick_glade, "window_magick" ); GtkWidget *bin = lookup_widget( common->getWidget(), "frame_magick" ); gtk_widget_reparent( gtk_bin_get_child( GTK_BIN( window ) ), bin ); this->common = common; progressBar = GTK_PROGRESS_BAR( lookup_widget( common->getWidget(), "progressbar" ) ); cerr << ">> Searching " << KINO_PLUGINDIR << " for plugins" << endl; plugins.Initialise( KINO_PLUGINDIR ); for ( unsigned int index = 0; index < plugins.Count(); index ++ ) { image_creators.InstallPlugins( plugins.Get( index ) ); image_filters.InstallPlugins( plugins.Get( index ) ); image_transitions.InstallPlugins( plugins.Get( index ) ); audio_filters.InstallPlugins( plugins.Get( index ) ); audio_transitions.InstallPlugins( plugins.Get( index ) ); } GtkOptionMenu *menu = GTK_OPTION_MENU( lookup_widget( window, "optionmenu_magick_filter" ) ); GtkBin *container = GTK_BIN( lookup_widget( window, "frame_magick_image_filter" ) ); image_filters.Initialise( menu, container ); menu = GTK_OPTION_MENU( lookup_widget( window, "optionmenu_magick_frames_create" ) ); container = GTK_BIN( lookup_widget( window, "frame_magick_frames_create" ) ); image_creators.Initialise( menu, container ); menu = GTK_OPTION_MENU( lookup_widget( window, "optionmenu_magick_transition" ) ); container = GTK_BIN( lookup_widget( window, "frame_magick_image_transition" ) ); image_transitions.Initialise( menu, container ); menu = GTK_OPTION_MENU( lookup_widget( window, "optionmenu_magick_audio_filter" ) ); container = GTK_BIN( lookup_widget( window, "frame_magick_audio_filter" ) ); audio_filters.Initialise( menu, container ); menu = GTK_OPTION_MENU( lookup_widget( window, "optionmenu_magick_audio_transition" ) ); container = GTK_BIN( lookup_widget( window, "frame_magick_audio_transition" ) ); audio_transitions.Initialise( menu, container ); GtkWidget *drawing_area = lookup_widget( window, "drawingarea_magick_preview" ); g_signal_connect( G_OBJECT( drawing_area ), "expose_event", G_CALLBACK( on_drawingarea_refresh_required ), this ); gtk_widget_set_double_buffered( drawing_area, FALSE ); GtkWidget *widget = lookup_widget( window, "notebook_magick_frames" ); g_signal_connect_after( G_OBJECT( widget ), "switch_page", G_CALLBACK( on_notebook_magick_switch_page ), this ); widget = lookup_widget( window, "notebook_magick_video" ); g_signal_connect_after( G_OBJECT( widget ), "switch_page", G_CALLBACK( on_notebook_magick_switch_video_page ), NULL ); widget = lookup_widget( window, "notebook_magick_audio" ); g_signal_connect_after( G_OBJECT( widget ), "switch_page", G_CALLBACK( on_notebook_magick_switch_page ), NULL ); widget = lookup_widget( window, "checkbutton_magick_frame_limit" ); g_signal_connect( G_OBJECT( widget ), "clicked", G_CALLBACK( on_time_range_changed ), NULL ); widget = lookup_widget( window, "spinbutton_magick_limit" ); gtk_spin_button_set_value( GTK_SPIN_BUTTON( widget ), Preferences::getInstance().defaultNormalisation == NORM_NTSC ? 30 : 25 ); g_signal_connect( G_OBJECT( widget ), "value-changed", G_CALLBACK( on_spinbutton_magick_limit_value_changed ), NULL ); widget = lookup_widget( window, "optionmenu_magick_frame_offset" ); g_signal_connect( G_OBJECT( widget ), "changed", G_CALLBACK( on_time_range_changed ), NULL ); // Attach the scrub bar scrubAdjustment = GTK_ADJUSTMENT( gtk_adjustment_new( 0, 0, 0, 1, 10, 0 ) ); scrubBar = gtk_enhanced_scale_new( ( GtkObject** ) & scrubAdjustment, 1 ); gtk_widget_set_name( scrubBar, "scrubmar_magick" ); gtk_widget_ref( scrubBar ); gtk_object_set_data_full( GTK_OBJECT( window ), "scrubbar_magick", scrubBar, ( GtkDestroyNotify ) gtk_widget_unref ); GtkWidget *vbox_scrub = lookup_widget( window, "vbox_scrub" ); gtk_widget_show( scrubBar ); gtk_box_pack_start( GTK_BOX( vbox_scrub ), scrubBar, FALSE, TRUE, 0 ); g_signal_connect( G_OBJECT( scrubAdjustment ), "value_changed", G_CALLBACK( on_scrubbar_magick_value_changed_event ), NULL ); g_signal_connect( G_OBJECT( scrubBar ), "button_press_event", G_CALLBACK( on_scrubbar_magick_button_press_event ), NULL ); g_signal_connect( G_OBJECT( scrubBar ), "button_release_event", G_CALLBACK( on_scrubbar_magick_button_release_event ), NULL ); widget = lookup_widget( window, "togglebutton_key_frame" ); g_signal_connect( G_OBJECT( widget ), "toggled", G_CALLBACK( on_togglebutton_key_frame_toggled ), this ); widget = lookup_widget( window, "optionmenu_direction" ); g_signal_connect( G_OBJECT( widget ), "changed", G_CALLBACK( Repaint ), this ); widget = lookup_widget( window, "radiobutton_magick_transition_frame" ); g_signal_connect( G_OBJECT( widget ), "toggled", G_CALLBACK( Repaint ), this ); widget = lookup_widget( window, "optionmenu_magick_transition_frame" ); g_signal_connect( G_OBJECT( widget ), "changed", G_CALLBACK( Repaint ), this ); widget = lookup_widget( window, "radiobutton_magick_transition_colour" ); g_signal_connect( G_OBJECT( widget ), "toggled", G_CALLBACK( Repaint ), this ); widget = lookup_widget( window, "colorpicker_magick_transition" ); g_signal_connect( G_OBJECT( widget ), "color-set", G_CALLBACK( Repaint ), this ); widget = lookup_widget( window, "hscale_transition_start" ); g_signal_connect( G_OBJECT( widget ), "value-changed", G_CALLBACK( Repaint ), this ); widget = lookup_widget( window, "hscale_transition_end" ); g_signal_connect( G_OBJECT( widget ), "value-changed", G_CALLBACK( Repaint ), this ); }

PageMagick::~PageMagick (   )  [virtual]

Destructor for Page Magick. Definition at line 1589 of file page_magick.cc. References common, KinoCommon::getWidget(), lookup_widget(), and window. { GtkBin * bin = GTK_BIN( lookup_widget( common->getWidget(), "frame_magick" ) ); gtk_widget_reparent( ( GTK_BIN( bin ) ) ->child, GTK_WIDGET( window ) ); gtk_widget_destroy( window ); }

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Member Function Documentation

gulong PageMagick::activate (   )  [virtual]

Activate scene list selection (for Frame sources). Reimplemented from Page. Definition at line 1650 of file page_magick.cc. References isNextScene, isPreviousScene, rendering, SCENE_LIST, VIDEO_BACK, VIDEO_END_OF_MOVIE, VIDEO_FORWARD, VIDEO_NEXT_SCENE, VIDEO_PAUSE, VIDEO_PLAY, VIDEO_START_OF_MOVIE, VIDEO_START_OF_SCENE, and VIDEO_STOP. { if ( rendering ) return VIDEO_PLAY | VIDEO_STOP; else return SCENE_LIST | VIDEO_START_OF_MOVIE | VIDEO_BACK | VIDEO_PLAY | VIDEO_PAUSE | VIDEO_STOP | VIDEO_FORWARD | VIDEO_END_OF_MOVIE | ( isPreviousScene ? VIDEO_START_OF_SCENE : 0 ) | ( isNextScene ? VIDEO_NEXT_SCENE : 0 ); }

void PageMagick::AudioThread (   )

Definition at line 1890 of file page_magick.cc. References audio_device, audio_device_avail, audio_sampling_rate, PageMagickInfo::begin, PageMagickInfo::channels, common, DV_AUDIO_MAX_SAMPLES, PageMagickInfo::end, Frame::ExtractAudio(), FRAME_MAX_HEIGHT, FRAME_MAX_WIDTH, PageMagickInfo::frequency, PageMagickInfo::GetAudioManipulator(), PageMagickImage::GetFrame(), PageMagickAudio::GetFrame(), PageMagickFrames::GetFrame(), GetFramePool(), PageMagickInfo::GetFrameSource(), PageMagickInfo::GetImageManipulator(), Preferences::getInstance(), KinoCommon::getPlayList(), PageMagickInfo::height, PageMagickInfo::increment, info, PageMagickInfo::Initialise(), PageMagickInfo::isPAL, PageMagickInfo::isWide, kino_sound_close(), kino_sound_new(), lookup_widget(), modal_message(), pixels, PlayAudio(), PageMagickInfo::postFrame, PageMagickImage::PreGetFrame(), previewing, previewPosition, rendering, PageMagickInfo::reverse, PageMagickInfo::samples_this_frame, PageMagickInfo::SetLowQuality(), showFrameInfo(), ShowImage(), TriggerAction(), PageMagickInfo::width, and window. Referenced by audioThreadProxy(). { // Avoid reentrancy, interrupt rendering, and empty project if ( rendering ) return; GtkWidget *area = GTK_WIDGET( lookup_widget( window, "drawingarea_magick_preview" ) ); // Create the temporary space uint8_t *pixels = new uint8_t[ FRAME_MAX_WIDTH * FRAME_MAX_HEIGHT * 4 ]; int16_t *audio_buffers[ 4 ]; for ( int n = 0; n < 4; n++ ) audio_buffers[ n ] = new int16_t [ 2 * DV_AUDIO_MAX_SAMPLES ]; // Generate the info PageMagickInfo *info = new PageMagickInfo( common ); audio_device = kino_sound_new(); audio_device_avail = false; audio_sampling_rate = 0; int audio_number = 0; Frame* infoFrame = GetFramePool()->GetFrame(); GtkToggleButton *audioButton = GTK_TOGGLE_BUTTON( lookup_widget( window, "checkbutton_magick_preview_audio" ) ); GtkToggleButton *everyButton = GTK_TOGGLE_BUTTON( lookup_widget( window, "checkbutton_magick_preview_every" ) ); GtkToggleButton *loopButton = GTK_TOGGLE_BUTTON( lookup_widget( window, "checkbutton_magick_preview_loop" ) ); GtkToggleButton *contextButton = GTK_TOGGLE_BUTTON( lookup_widget( window, "checkbutton_magick_preview_context" ) ); GtkToggleButton *qualityButton = GTK_TOGGLE_BUTTON( lookup_widget( window, "checkbutton_low_quality" ) ); GtkEntry *contextSpin = GTK_ENTRY( lookup_widget( window, "spinbutton_magick_preview_context" ) ); try { pthread_mutex_lock( &init_mutex ); info->Initialise(); info->SetLowQuality( gtk_toggle_button_get_active( qualityButton ) ); do { PageMagickFrames *frames = info->GetFrameSource(); PageMagickImage *image = info->GetImageManipulator(); PageMagickAudio *sound = info->GetAudioManipulator(); pthread_mutex_unlock( &init_mutex ); if ( info->begin > info->end ) throw _( "Invalid frame range specified." ); if ( previewPosition <= 1 ) for ( frameNumber = info->begin - atoi( gtk_entry_get_text( contextSpin ) ); frameNumber < info->begin && gtk_toggle_button_get_active( contextButton ) && previewing; frameNumber++ ) { if ( frameNumber >= 0 ) { TriggerAction(); common->getPlayList()->GetFrame( frameNumber, *( infoFrame ) ); if ( !gtk_toggle_button_get_active( audioButton ) && Preferences::getInstance().enableAudio ) { if ( infoFrame->ExtractAudio( audio_buffers ) ) PlayAudio( audio_buffers, info->samples_this_frame, info->frequency, info->channels, info->isPAL ); } if ( !gtk_toggle_button_get_active( everyButton ) || gtk_toggle_button_get_active( audioButton ) ) { infoFrame->ExtractPreviewRGB( pixels ); gdk_threads_enter(); ShowImage( area, pixels, infoFrame->GetWidth(), infoFrame->GetHeight(), infoFrame->IsWide() ); gdk_flush(); gdk_threads_leave(); } } } int frame_number = info->begin + previewPosition; for ( double i = ( double ) info->begin + previewPosition; frame_number <= info->end && previewing; frame_number = ( int )( ( i += info->increment ) + 0.5 ) ) { previewPosition = frame_number - info->begin; gdk_threads_enter(); showFrameInfo( frame_number, info->end - info->begin + 1 ); gdk_threads_leave(); if ( info->reverse ) frame_number = info->end - ( ( int ) i - info->begin ); frameNumber = frame_number; TriggerAction(); if ( !gtk_toggle_button_get_active( audioButton ) && Preferences::getInstance().enableAudio ) { int samples = info->samples_this_frame; int locked_samples = infoFrame->CalculateNumberSamples( info->frequency, audio_number ++ ); if ( samples == 0 ) samples = locked_samples; frames->GetFrame( NULL, 0, 0, audio_buffers, frame_number ); if ( gtk_toggle_button_get_active( everyButton ) ) image->PreGetFrame( ); sound->GetFrame( audio_buffers, frame_number, samples, locked_samples ); PlayAudio( audio_buffers, samples, info->frequency, info->channels, info->isPAL ); } if ( !gtk_toggle_button_get_active( everyButton ) || gtk_toggle_button_get_active( audioButton ) ) { frames->GetFrame( pixels, info->width, info->height, NULL, frame_number ); image->PreGetFrame( ); image->GetFrame( pixels, frame_number ); gdk_threads_enter(); ShowImage( area, pixels, info->width, info->height, info->isWide ); gdk_flush(); gdk_threads_leave(); } } for ( frameNumber = info->postFrame; frameNumber < info->postFrame + atoi( gtk_entry_get_text( contextSpin ) ) && gtk_toggle_button_get_active( contextButton ) && previewing; frameNumber++ ) { if ( frameNumber < common->getPlayList()->GetNumFrames() ) { TriggerAction(); common->getPlayList()->GetFrame( frameNumber, *( infoFrame ) ); if ( !gtk_toggle_button_get_active( audioButton ) && Preferences::getInstance().enableAudio ) { if ( infoFrame->ExtractAudio( audio_buffers ) ) PlayAudio( audio_buffers, info->samples_this_frame, info->frequency, info->channels, info->isPAL ); } if ( !gtk_toggle_button_get_active( everyButton ) || gtk_toggle_button_get_active( audioButton ) ) { infoFrame->ExtractPreviewRGB( pixels ); gdk_threads_enter(); ShowImage( area, pixels, infoFrame->GetWidth(), infoFrame->GetHeight(), infoFrame->IsWide() ); gdk_flush(); gdk_threads_leave(); } } } if ( previewing ) previewPosition = 0; pthread_mutex_lock( &init_mutex ); } while ( previewing && gtk_toggle_button_get_active( loopButton ) ); } catch ( const char * exc ) { modal_message( ( char * ) exc ); } pthread_mutex_unlock( &init_mutex ); kino_sound_close( audio_device ); previewing = false; delete info; delete[] pixels; for ( int n = 0; n < 4; n++ ) delete[] audio_buffers[ n ]; GetFramePool()->DoneWithFrame( infoFrame ); TriggerAction(); }

void PageMagick::clean (   )  [virtual]

Clean up when leaving page. Reimplemented from Page. Definition at line 1670 of file page_magick.cc. References status, and StopPreview(). { StopPreview(); strcpy( status, "" ); }

GDKAudioFilter * PageMagick::GetAudioFilter (   )  const

Return the currently selected audio filter. Definition at line 2682 of file page_magick.cc. References audio_filters, and GDKAudioFilterRepository::Get(). Referenced by RefreshStatus(). { return audio_filters.Get( ); }

GDKAudioTransition * PageMagick::GetAudioTransition (   )  const

Return the currently selected audio transition. Definition at line 2690 of file page_magick.cc. References audio_transitions, and GDKAudioTransitionRepository::Get(). Referenced by RefreshStatus(). { return audio_transitions.Get( ); }

double PageMagick::GetCurrentPosition (   )  [virtual]

Implements KeyFrameController. Definition at line 3345 of file page_magick.cc. References PageMagickInfo::begin, common, PageMagickInfo::GetFrameSource(), info, and previewPosition. Referenced by on_notebook_magick_switch_video_page(), OnKeyFrameControllerKeyChanged(), RefreshStatus(), videoNextScene(), and videoPreviousScene(). { try { PageMagickInfo info( common ); info.GetFrameSource(); return time_info( info, info.begin + previewPosition ).position(); } catch( const char * exc ) { return 0; } }

std::string PageMagick::getHelpPage (   )  [inline, virtual]

Reimplemented from Page. Definition at line 146 of file page_magick.h. { return "FX"; }

GDKImageCreate * PageMagick::GetImageCreate (   )  const

Return the currently selected image creator. Definition at line 2698 of file page_magick.cc. References GDKImageCreateRepository::Get(), and image_creators. Referenced by RefreshStatus(). { return image_creators.Get( ); }

GDKImageFilter * PageMagick::GetImageFilter (   )  const

Return the currently selected image filter. Definition at line 2666 of file page_magick.cc. References GDKImageFilterRepository::Get(), and image_filters. Referenced by RefreshStatus(). { return image_filters.Get( ); }

GDKImageTransition * PageMagick::GetImageTransition (   )  const

Return the currently selected image transition. Definition at line 2674 of file page_magick.cc. References GDKImageTransitionRepository::Get(), and image_transitions. Referenced by RefreshStatus(). { return image_transitions.Get( ); }

GtkWidget* PageMagick::GetWindow (   )  const [inline]

Definition at line 169 of file page_magick.h. References window. { return window; }

bool PageMagick::IsPreviewing (   )  const [inline]

Definition at line 177 of file page_magick.h. References previewing. Referenced by FXSelectedFrames::IsPreviewing(), GDKImageTransitionRepository::SelectionChange(), GDKImageFilterRepository::SelectionChange(), GDKAudioTransitionRepository::SelectionChange(), and GDKAudioFilterRepository::SelectionChange(). { return previewing; }

bool PageMagick::IsRepainting (   )  const [inline]

Definition at line 173 of file page_magick.h. References repainting. Referenced by FXSelectedFrames::IsRepainting(). { return repainting; }

void PageMagick::movedToFrame (  int  frame_number  )  [virtual]

Reimplemented from Page. Definition at line 1752 of file page_magick.cc. References common, KinoCommon::getPageEditor(), KinoCommon::getPlayList(), KinoCommon::hasListChanged, lookup_widget(), PreviewFrame(), previewPosition, scenes, selectScene(), StopPreview(), and window. Referenced by selectScene(), and windowMoved(). { if ( common->hasListChanged == TRUE ) { common->getPageEditor()->ResetBar(); common->hasListChanged = FALSE; if ( common->getPlayList() ->GetNumFrames() > 0 ) { std::vector<int> scenes = common->getPageEditor()->GetScene(); int i = 0; for ( i = 0; i < int( scenes.size() ) && frame_number >= scenes[ i ]; i++ ); selectScene( i ); } GtkSpinButton *startSpin = GTK_SPIN_BUTTON( lookup_widget( window, "spinbutton_magick_start" ) ); GtkSpinButton *endSpin = GTK_SPIN_BUTTON( lookup_widget( window, "spinbutton_magick_end" ) ); gtk_spin_button_set_range( startSpin, 0, gtk_spin_button_get_value( endSpin ) ); gtk_spin_button_set_range( endSpin, gtk_spin_button_get_value( startSpin ), common->getPlayList() ->GetNumFrames() - 1 ); } else { try { StopPreview(); previewPosition = frame_number; PreviewFrame(); } catch ( const char * exc ) { } } }

void PageMagick::newFile (   )  [virtual]

Reimplemented from Page. Definition at line 1596 of file page_magick.cc. References last_fx_file. { last_fx_file = ""; }

void PageMagick::OnKeyFrameControllerKeyChanged (  GtkToggleButton *  togglebutton  )

Definition at line 3389 of file page_magick.cc. References GetCurrentPosition(), isGuiLocked, keyFrameControllerClient, and KeyFrameControllerClient::OnControllerKeyChanged(). Referenced by on_togglebutton_key_frame_toggled(). { if ( !isGuiLocked && keyFrameControllerClient ) { double position = GetCurrentPosition( ); keyFrameControllerClient->OnControllerKeyChanged( position, gtk_toggle_button_get_active( togglebutton ) ); } }

void PageMagick::OnTimeRangeChanged (   )

Definition at line 2896 of file page_magick.cc. References PageMagickInfo::begin, common, PageMagickInfo::end, PageMagickInfo::GetFrameSource(), info, PreviewFrame(), previewPosition, and scrubAdjustment. Referenced by on_notebook_magick_switch_page(), and on_notebook_magick_switch_video_page(). { try { PageMagickInfo *info = new PageMagickInfo( common ); info->GetFrameSource(); scrubAdjustment->upper = info->end - info->begin + 1; if ( gtk_adjustment_get_value( scrubAdjustment ) >= scrubAdjustment->upper ) previewPosition = info->end - info->begin; delete info; PreviewFrame(); g_signal_emit_by_name( scrubAdjustment, "changed" ); } catch ( const char * exc ) { } }

void PageMagick::PlayAudio (  int16_t *  buffers[], int  , int  , int  , bool  )  [private]

Play an audio frame. Definition at line 1679 of file page_magick.cc. References audio_device, audio_device_avail, audio_sampling_rate, dv_audio, Preferences::getInstance(), kino_sound_init(), and kino_sound_play(). Referenced by AudioThread(). { dv_audio.frequency = frequency; dv_audio.samples_this_frame = samples; dv_audio.num_channels = channels; if ( !audio_device_avail && ( audio_sampling_rate = kino_sound_init( &dv_audio, audio_device, Preferences::getInstance().audioDevice ) ) != 0 ) audio_device_avail = true; if ( audio_device_avail ) kino_sound_play( &dv_audio, audio_device, buffers ); }

void PageMagick::PreviewFrame (   )

Definition at line 1788 of file page_magick.cc. References PageMagickInfo::begin, common, PageMagickInfo::end, FRAME_MAX_HEIGHT, FRAME_MAX_WIDTH, PageMagickImage::GetFrame(), PageMagickFrames::GetFrame(), PageMagickInfo::GetFrameSource(), PageMagickInfo::GetImageManipulator(), PageMagickInfo::height, PageMagickInfo::increment, info, PageMagickInfo::Initialise(), PageMagickInfo::isWide, magick_glade, modal_message(), pixels, PageMagickImage::PreGetFrame(), previewing, previewPosition, rendering, repainting, PageMagickInfo::reverse, PageMagickInfo::SetLowQuality(), showFrameInfo(), ShowImage(), and PageMagickInfo::width. Referenced by movedToFrame(), OnTimeRangeChanged(), RefreshStatus(), FXSelectedFrames::Repaint(), videoBack(), videoEndOfMovie(), videoForward(), videoNextScene(), videoPreviousScene(), and videoStartOfMovie(). { // Make sure we're not already previewing. // Do not interrupt rendering if ( rendering || previewing || repainting ) return; repainting = true; PageMagickInfo *info = new PageMagickInfo( common ); info->Initialise(); PageMagickFrames *frames = info->GetFrameSource(); GtkWidget *area = glade_xml_get_widget( magick_glade, "drawingarea_magick_preview" ); if ( previewPosition > info->end - info->begin ) previewPosition = info->end - info->begin; try { if ( GDK_IS_DRAWABLE(area->window) && ( info->begin <= info->end ) ) { GtkWidget *qualityButton = glade_xml_get_widget( magick_glade, "checkbutton_low_quality" ); info->SetLowQuality( gtk_toggle_button_get_active( GTK_TOGGLE_BUTTON( qualityButton ) ) ); PageMagickImage *image = info->GetImageManipulator(); double i = double( info->begin ) + previewPosition * info->increment; int frame_number = int( i + 0.5 ); uint8_t *pixels = new uint8_t[ FRAME_MAX_WIDTH * FRAME_MAX_HEIGHT * 4 ]; showFrameInfo( frame_number, info->end - info->begin + 1 ); // Apply the filter and show image if ( info->reverse ) frame_number = int( double( info->end ) - ( i - info->begin ) + 0.5 ); if ( frame_number > info->end ) frame_number = info->end; frames->GetFrame( pixels, info->width, info->height, NULL, frame_number ); image->PreGetFrame( frame_number - info->begin ); image->GetFrame( pixels, frame_number ); ShowImage( area, pixels, info->width, info->height, info->isWide ); delete[] pixels; } else { showFrameInfo( 0, 0 ); } } catch ( const char * exc ) { modal_message( ( char * ) exc ); } repainting = false; delete info; }

gboolean PageMagick::processCommand (  char *  cmd  )  [virtual]

Reimplemented from Page. Definition at line 2727 of file page_magick.cc. References _getOneSecond(), KinoCommon::changePageRequest(), common, KinoCommon::getWidget(), KinoCommon::keyboardFeedback(), kinoDeactivate(), KinoCommon::moveByFrames(), PAGE_EDITOR, PAGE_TIMELINE, PAGE_TRIM, previewing, KinoCommon::savePlayList(), KinoCommon::videoEndOfMovie(), KinoCommon::videoEndOfScene(), KinoCommon::videoNextScene(), KinoCommon::videoPause(), KinoCommon::videoPlay(), KinoCommon::videoPreviousScene(), KinoCommon::videoStartOfMovie(), KinoCommon::videoStartOfScene(), and KinoCommon::videoStop(). { /* play, pause */ if ( strcmp( cmd, " " ) == 0 ) { if ( !previewing ) { common->keyboardFeedback( cmd, _( "Play" ) ); common->videoPlay( ); } else { common->keyboardFeedback( cmd, _( "Pause" ) ); common->videoPause( ); } } /* advance one frame */ else if ( strcmp( cmd, "l" ) == 0 ) { common->keyboardFeedback( cmd, _( "Move forward" ) ); common->moveByFrames( 1 ); } /* backspace one frame */ else if ( strcmp( cmd, "h" ) == 0 ) { common->keyboardFeedback( cmd, _( "Move backward" ) ); common->moveByFrames( -1 ); } /* advance one second */ else if ( strcmp( cmd, "w" ) == 0 || strcmp( cmd, "W" ) == 0 || strcmp( cmd, "e" ) == 0 || strcmp( cmd, "E" ) == 0 ) { common->keyboardFeedback( cmd, _( "Move forward second" ) ); common->moveByFrames( _getOneSecond() ); } /* backspace one second */ else if ( ( strcmp( cmd, "b" ) == 0 ) || ( strcmp( cmd, "B" ) == 0 ) ) { common->keyboardFeedback( cmd, _( "Move backwards one second" ) ); common->moveByFrames( -1 * _getOneSecond() ); } /* start of scene */ else if ( ( strcmp( cmd, "0" ) == 0 ) || ( strcmp( cmd, "^" ) == 0 ) ) { common->videoStartOfScene( ); common->keyboardFeedback( cmd, _( "Move to start of scene" ) ); } /* end of scene */ else if ( strcmp( cmd, "$" ) == 0 ) { common->videoEndOfScene( ); common->keyboardFeedback( cmd, _( "Move to end of scene" ) ); } /* start of next scene */ else if ( ( strcmp( cmd, "j" ) == 0 ) || strcmp( cmd, "+" ) == 0 ) { common->videoNextScene( ); common->keyboardFeedback( cmd, _( "Move to start of next scene" ) ); } /* start of previous scene */ else if ( ( strcmp( cmd, "k" ) == 0 ) || ( strcmp( cmd, "-" ) == 0 ) ) { common->videoPreviousScene( ); common->keyboardFeedback( cmd, _( "Move to start of previous scene" ) ); } /* first frame */ else if ( strcmp( cmd, "gg" ) == 0 ) { common->videoStartOfMovie( ); common->keyboardFeedback( cmd, _( "Move to first frame" ) ); } /* last frame */ else if ( strcmp( cmd, "G" ) == 0 ) { common->videoEndOfMovie( ); common->keyboardFeedback( cmd, _( "Move to last frame" ) ); } /* write PlayList */ else if ( strcmp( cmd, ":w" ) == 0 ) { common->keyboardFeedback( cmd, _( "Write playlist" ) ); common->savePlayList( ); } else if ( strcmp( cmd, "Enter" ) == 0 ) { common->keyboardFeedback( cmd, _( "Start Render" ) ); GdkEvent ev; ev.key.type = GDK_KEY_PRESS; ev.key.window = common->getWidget()->window; ev.key.send_event = TRUE; ev.key.state = 0; ev.key.length = 0; ev.key.string = ""; ev.key.keyval = GDK_Return; ev.key.group = 0; gdk_event_put( &ev ); } else if ( strcmp( cmd, "Esc" ) == 0 ) { common->keyboardFeedback( cmd, _( "Stop" ) ); common->videoStop(); } else if ( strcmp( cmd, "F2" ) == 0 ) { common->keyboardFeedback( cmd, _( "Edit" ) ); common->changePageRequest( PAGE_EDITOR ); } else if ( strcmp( cmd, "A" ) == 0 ) { common->keyboardFeedback( cmd, _( "Capture, append to movie" ) ); common->changePageRequest( PAGE_EDITOR ); } else if ( strcmp( cmd, "v" ) == 0 ) { common->keyboardFeedback( cmd, _( "Timeline" ) ); common->changePageRequest( PAGE_TIMELINE ); } else if ( strcmp( cmd, "t" ) == 0 ) { common->keyboardFeedback( cmd, _( "Trim" ) ); common->changePageRequest( PAGE_TRIM ); } else if ( strcmp( cmd, ":W" ) == 0 ) { common->keyboardFeedback( cmd, _( "Export" ) );