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[vlc] / modules / gui / qt4 / components / extended_panels.cpp
diff --git a/modules/gui/qt4/components/extended_panels.cpp b/modules/gui/qt4/components/extended_panels.cpp
index 1a9942221b1461426c607b8c431c9c090d870887..41fed07c38885ad15b814688636d7debdc68d7ae 100644 (file)
--- a/modules/gui/qt4/components/extended_panels.cpp
+++ b/modules/gui/qt4/components/extended_panels.cpp
@@ -53,6 +53,8 @@
 
 #include <vlc_charset.h> /* us_strtod */
 
+static void ChangeVFiltersString( struct intf_thread_t *p_intf, const char *psz_name, bool b_add );
+
 #if 0
 class ConfClickHandler : public QObject
 {
@@ -102,7 +104,6 @@ ExtVideo::ExtVideo( intf_thread_t *_p_intf, QTabWidget *_parent ) :
             QObject( _parent ), p_intf( _p_intf )
 {
     ui.setupUi( _parent );
-    p_vout = NULL;
 
 #define SETUP_VFILTER( widget ) \
     { \
@@ -264,7 +265,7 @@ void ExtVideo::cropChange()
     if( ui.leftRightCropSync->isChecked() )
         ui.cropRightPx->setValue( ui.cropLeftPx->value() );
 
-    p_vout = THEMIM->getVout();
+    vout_thread_t *p_vout = THEMIM->getVout();
     if( p_vout )
     {
         var_SetInteger( p_vout, "crop-top", ui.cropTopPx->value() );
@@ -283,7 +284,7 @@ void ExtVideo::clean()
     ui.cropRightPx->setValue( 0 );
 }
 
-void ExtVideo::ChangeVFiltersString( const char *psz_name, bool b_add )
+static void ChangeVFiltersString( struct intf_thread_t *p_intf, const char *psz_name, bool b_add )
 {
     char *psz_parser, *psz_string;
     const char *psz_filter_type;
@@ -381,7 +382,7 @@ void ExtVideo::ChangeVFiltersString( const char *psz_name, bool b_add )
     }
     else
     {
-        p_vout = THEMIM->getVout();
+        vout_thread_t *p_vout = THEMIM->getVout();
         if( p_vout )
         {
             var_SetString( p_vout, psz_filter_type, psz_string );
@@ -399,7 +400,7 @@ void ExtVideo::updateFilters()
     QCheckBox *checkbox = qobject_cast<QCheckBox*>( sender() );
     QGroupBox *groupbox = qobject_cast<QGroupBox*>( sender() );
 
-    ChangeVFiltersString( qtu( module ),
+    ChangeVFiltersString( p_intf, qtu( module ),
                           checkbox ? checkbox->isChecked()
                                    : groupbox->isChecked() );
 }
@@ -685,7 +686,7 @@ void ExtV4l2::showEvent( QShowEvent *event )
 
 void ExtV4l2::Refresh( void )
 {
-    vlc_object_t *p_obj = (vlc_object_t*)vlc_object_find_name( p_intf, "v4l2", FIND_ANYWHERE );
+    vlc_object_t *p_obj = (vlc_object_t*)vlc_object_find_name( pl_Get(p_intf), "v4l2", FIND_CHILD );
     help->hide();
     if( box )
     {
@@ -829,7 +830,7 @@ void ExtV4l2::ValueChange( bool value )
 void ExtV4l2::ValueChange( int value )
 {
     QObject *s = sender();
-    vlc_object_t *p_obj = (vlc_object_t*)vlc_object_find_name( p_intf, "v4l2", FIND_ANYWHERE );
+    vlc_object_t *p_obj = (vlc_object_t*)vlc_object_find_name( pl_Get(p_intf), "v4l2", FIND_CHILD );
     if( p_obj )
     {
         char *psz_var = strdup( qtu( s->objectName() ) );
@@ -1458,6 +1459,12 @@ void Spatializer::addCallbacks( aout_instance_t *p_aout )
 #include <QToolButton>
 #include <QGridLayout>
 
+#define SUBSDELAY_CFG_MODE                     "subsdelay-mode"
+#define SUBSDELAY_CFG_FACTOR                   "subsdelay-factor"
+#define SUBSDELAY_MODE_ABSOLUTE                0
+#define SUBSDELAY_MODE_RELATIVE_SOURCE_DELAY   1
+#define SUBSDELAY_MODE_RELATIVE_SOURCE_CONTENT 2
+
 SyncControls::SyncControls( intf_thread_t *_p_intf, QWidget *_parent ) :
                             QWidget( _parent ) , p_intf( _p_intf )
 {
@@ -1466,6 +1473,7 @@ SyncControls::SyncControls( intf_thread_t *_p_intf, QWidget *_parent ) :
     QToolButton *moinsAV, *plusAV;
     QToolButton *moinssubs, *plussubs;
     QToolButton *moinssubSpeed, *plussubSpeed;
+    QToolButton *moinssubDuration, *plussubDuration;
 
     QToolButton *updateButton;
 
@@ -1563,6 +1571,30 @@ SyncControls::SyncControls( intf_thread_t *_p_intf, QWidget *_parent ) :
     subSpeedSpin->setSuffix( " fps" );
     subsLayout->addWidget( subSpeedSpin, 1, 2, 1, 1 );
 
+    moinssubDuration = new QToolButton;
+    moinssubDuration->setToolButtonStyle( Qt::ToolButtonTextOnly );
+    moinssubDuration->setAutoRaise( true );
+    moinssubDuration->setText( "-" );
+    subsLayout->addWidget( moinssubDuration, 2, 1, 1, 1 );
+
+    plussubDuration = new QToolButton;
+    plussubDuration->setToolButtonStyle( Qt::ToolButtonTextOnly );
+    plussubDuration->setAutoRaise( true );
+    plussubDuration->setText( "+" );
+    subsLayout->addWidget( plussubDuration, 2, 3, 1, 1 );
+
+    QLabel *subDurationLabel = new QLabel;
+    subDurationLabel->setText( qtr( "Subtitles duration factor:" ) );
+    subsLayout->addWidget( subDurationLabel, 2, 0, 1, 1 );
+
+    subDurationSpin = new QDoubleSpinBox;
+    subDurationSpin->setAlignment( Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter );
+    subDurationSpin->setDecimals( 3 );
+    subDurationSpin->setMinimum( 0 );
+    subDurationSpin->setMaximum( 20 );
+    subDurationSpin->setSingleStep( 0.2 );
+    subsLayout->addWidget( subDurationSpin, 2, 2, 1, 1 );
+
     mainLayout->addWidget( subsBox, 2, 0, 2, 5 );
 
     updateButton = new QToolButton;
@@ -1577,10 +1609,14 @@ SyncControls::SyncControls( intf_thread_t *_p_intf, QWidget *_parent ) :
     CONNECT( plussubs, clicked(), subsSpin, stepUp () );
     CONNECT( moinssubSpeed, clicked(), subSpeedSpin, stepDown () );
     CONNECT( plussubSpeed, clicked(), subSpeedSpin, stepUp () );
+    CONNECT( moinssubDuration, clicked(), subDurationSpin, stepDown () );
+    CONNECT( plussubDuration, clicked(), subDurationSpin, stepUp () );
     CONNECT( AVSpin, valueChanged ( double ), this, advanceAudio( double ) ) ;
     CONNECT( subsSpin, valueChanged ( double ), this, advanceSubs( double ) ) ;
     CONNECT( subSpeedSpin, valueChanged ( double ),
              this, adjustSubsSpeed( double ) );
+    CONNECT( subDurationSpin, valueChanged ( double ),
+             this, adjustSubsDuration( double ) );
 
     CONNECT( THEMIM->getIM(), synchroChanged(), this, update() );
     BUTTON_SET_ACT_I( updateButton, "", update,
@@ -1588,6 +1624,12 @@ SyncControls::SyncControls( intf_thread_t *_p_intf, QWidget *_parent ) :
 
     /* Set it */
     update();
+    updateSubsDuration();
+}
+
+SyncControls::~SyncControls()
+{
+    subsdelayClean();
 }
 
 void SyncControls::clean()
@@ -1596,6 +1638,8 @@ void SyncControls::clean()
     AVSpin->setValue( 0.0 );
     subsSpin->setValue( 0.0 );
     subSpeedSpin->setValue( 1.0 );
+    subsdelayClean();
+    updateSubsDuration();
     b_userAction = true;
 }
 
@@ -1641,6 +1685,64 @@ void SyncControls::adjustSubsSpeed( double f_fps )
     }
 }
 
+void SyncControls::adjustSubsDuration( double f_factor )
+{
+    if( THEMIM->getInput() && b_userAction )
+    {
+        subsdelaySetFactor( f_factor );
+        ChangeVFiltersString( p_intf, "subsdelay", f_factor > 0 );
+    }
+}
+
+void SyncControls::updateSubsDuration()
+{
+    int i_mode = var_InheritInteger( p_intf, SUBSDELAY_CFG_MODE );
+
+    switch (i_mode)
+    {
+    default:
+    case SUBSDELAY_MODE_ABSOLUTE:
+        subDurationSpin->setToolTip( qtr( "Extend subtitles duration by this value.\n"
+                                          "Set 0 to disable." ) );
+        subDurationSpin->setSuffix( " s" );
+        break;
+    case SUBSDELAY_MODE_RELATIVE_SOURCE_DELAY:
+        subDurationSpin->setToolTip( qtr( "Multiply subtitles duration by this value.\n"
+                                          "Set 0 to disable." ) );
+        subDurationSpin->setSuffix( "" );
+        break;
+    case SUBSDELAY_MODE_RELATIVE_SOURCE_CONTENT:
+        subDurationSpin->setToolTip( qtr( "Recalculate subtitles duration according\n"
+                                          "to their content and this value.\n"
+                                          "Set 0 to disable." ) );
+        subDurationSpin->setSuffix( "" );
+        break;
+    }
+
+    subDurationSpin->setValue( var_InheritFloat( p_intf, SUBSDELAY_CFG_FACTOR ) );
+}
+
+void SyncControls::subsdelayClean()
+{
+    /* Remove subsdelay filter */
+    ChangeVFiltersString( p_intf, "subsdelay", false );
+}
+
+void SyncControls::subsdelaySetFactor( double f_factor )
+{
+    /* Set the factor in the preferences */
+    config_PutFloat( p_intf, SUBSDELAY_CFG_FACTOR, f_factor );
+
+    /* Try to find an instance of subsdelay, and set its factor */
+    vlc_object_t *p_obj = ( vlc_object_t * ) vlc_object_find_name( p_intf->p_libvlc, "subsdelay", FIND_CHILD );
+    if( p_obj )
+    {
+        var_SetFloat( p_obj, SUBSDELAY_CFG_FACTOR, f_factor );
+        vlc_object_release( p_obj );
+    }
+}
+
+
 /**********************************************************************
  * Video filters / Adjust
  **********************************************************************/
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