extended_panels.cpp

VLC Player Source Code

/*****************************************************************************
 * extended_panels.cpp : Extended controls panels
 ****************************************************************************
 * Copyright (C) 2006-2007 the VideoLAN team
 * $Id$
 *
 * Authors: Clément Stenac <[e-mail]>
 *          Antoine Cellerier <dionoea .t videolan d@t 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
 *****************************************************************************/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif

#include <QLabel>
#include <QVariant>
#include <QString>
#include <QFont>
#include <QGridLayout>
#include <QSignalMapper>
#include <QComboBox>

#include "components/extended_panels.hpp"
#include "dialogs/preferences.hpp"
#include "dialogs_provider.hpp"
#include "qt4.hpp"
#include "input_manager.hpp"

#include <vlc_aout.h>
#include <vlc_intf_strings.h>
#include <vlc_vout.h>
#include <vlc_osd.h>


#if 0
class ConfClickHandler : public QObject
{
public:
    ConfClickHandler( intf_thread_t *_p_intf, ExtVideo *_e ) : QObject ( _e ) {
        e = _e; p_intf = _p_intf;
    }
    virtual ~ConfClickHandler() {}
    bool eventFilter( QObject *obj, QEvent *evt )
    {
        if( evt->type() == QEvent::MouseButtonPress )
        {
            e->gotoConf( obj );
            return true;
        }
        return false;
    }
private:
    ExtVideo* e;
    intf_thread_t *p_intf;
};
#endif

QString ModuleFromWidgetName( QObject *obj )
{
    return obj->objectName().replace( "Enable","" );
}

QString OptionFromWidgetName( QObject *obj )
{
    /* Gruik ? ... nah */
    QString option = obj->objectName().replace( "Slider", "" )
                                      .replace( "Combo" , "" )
                                      .replace( "Dial"  , "" )
                                      .replace( "Check" , "" )
                                      .replace( "Spin"  , "" )
                                      .replace( "Text"  , "" );
    for( char a = 'A'; a <= 'Z'; a++ )
    {
        option = option.replace( QString( a ),
                                 QString( '-' ) + QString( a + 'a' - 'A' ) );
    }
    return option;
}

ExtVideo::ExtVideo( intf_thread_t *_p_intf, QTabWidget *_parent ) :
                           p_intf( _p_intf )
{
    ui.setupUi( _parent );
    p_vout = NULL;

#define SETUP_VFILTER( widget ) \
    { \
        vlc_object_t *p_obj = ( vlc_object_t * ) \
            vlc_object_find_name( p_intf->p_libvlc, \
                                  #widget, \
                                  FIND_CHILD ); \
        QCheckBox *checkbox = qobject_cast<QCheckBox*>( ui.widget##Enable ); \
        QGroupBox *groupbox = qobject_cast<QGroupBox*>( ui.widget##Enable ); \
        if( p_obj ) \
        { \
            vlc_object_release( p_obj ); \
            if( checkbox ) checkbox->setChecked( true ); \
            else groupbox->setChecked( true ); \
        } \
        else \
        { \
            if( checkbox ) checkbox->setChecked( false ); \
            else groupbox->setChecked( false ); \
        } \
    } \
    CONNECT( ui.widget##Enable, clicked(), this, updateFilters() );
#define SETUP_VFILTER_OPTION( widget, signal ) \
    initComboBoxItems( ui.widget ); \
    setWidgetValue( ui.widget ); \
    CONNECT( ui.widget, signal, this, updateFilterOptions() );

    SETUP_VFILTER( adjust )
    SETUP_VFILTER_OPTION( hueSlider, valueChanged( int ) )
    SETUP_VFILTER_OPTION( contrastSlider, valueChanged( int ) )
    SETUP_VFILTER_OPTION( brightnessSlider, valueChanged( int ) )
    SETUP_VFILTER_OPTION( saturationSlider, valueChanged( int ) )
    SETUP_VFILTER_OPTION( gammaSlider, valueChanged( int ) )
    SETUP_VFILTER_OPTION( brightnessThresholdCheck, stateChanged( int ) )

    SETUP_VFILTER( extract )
    SETUP_VFILTER_OPTION( extractComponentText, textChanged( QString ) )

    SETUP_VFILTER( colorthres )
    SETUP_VFILTER_OPTION( colorthresColorText, textChanged( QString ) )
    SETUP_VFILTER_OPTION( colorthresSaturationthresSlider, valueChanged( int ) )
    SETUP_VFILTER_OPTION( colorthresSimilaritythresSlider, valueChanged( int ) )

    SETUP_VFILTER( invert )

    SETUP_VFILTER( gradient )
    SETUP_VFILTER_OPTION( gradientModeCombo, currentIndexChanged( QString ) )
    SETUP_VFILTER_OPTION( gradientTypeCheck, stateChanged( int ) )
    SETUP_VFILTER_OPTION( gradientCartoonCheck, stateChanged( int ) )

    SETUP_VFILTER( motionblur )
    SETUP_VFILTER_OPTION( blurFactorSlider, valueChanged( int ) )

    SETUP_VFILTER( motiondetect )

    SETUP_VFILTER( noise )

    SETUP_VFILTER( psychedelic )

    SETUP_VFILTER( sharpen )
    SETUP_VFILTER_OPTION( sharpenSigmaSlider, valueChanged( int ) )

    SETUP_VFILTER( ripple )

    SETUP_VFILTER( wave )

    SETUP_VFILTER( transform )
    SETUP_VFILTER_OPTION( transformTypeCombo, currentIndexChanged( QString ) )

    SETUP_VFILTER( rotate )
    SETUP_VFILTER_OPTION( rotateAngleDial, valueChanged( int ) )
    ui.rotateAngleDial->setWrapping( true );
    ui.rotateAngleDial->setNotchesVisible( true );

    SETUP_VFILTER( puzzle )
    SETUP_VFILTER_OPTION( puzzleRowsSpin, valueChanged( int ) )
    SETUP_VFILTER_OPTION( puzzleColsSpin, valueChanged( int ) )
    SETUP_VFILTER_OPTION( puzzleBlackSlotCheck, stateChanged( int ) )

    SETUP_VFILTER( magnify )

    SETUP_VFILTER( clone )
    SETUP_VFILTER_OPTION( cloneCountSpin, valueChanged( int ) )

    SETUP_VFILTER( wall )
    SETUP_VFILTER_OPTION( wallRowsSpin, valueChanged( int ) )
    SETUP_VFILTER_OPTION( wallColsSpin, valueChanged( int ) )

    SETUP_VFILTER( panoramix )
    SETUP_VFILTER_OPTION( panoramixRowsSpin, valueChanged( int ) )
    SETUP_VFILTER_OPTION( panoramixColsSpin, valueChanged( int ) )


    SETUP_VFILTER( erase )
    SETUP_VFILTER_OPTION( eraseMaskText, editingFinished() )
    SETUP_VFILTER_OPTION( eraseYSpin, valueChanged( int ) )
    SETUP_VFILTER_OPTION( eraseXSpin, valueChanged( int ) )

    SETUP_VFILTER( marq )
    SETUP_VFILTER_OPTION( marqMarqueeText, textChanged( QString ) )
    SETUP_VFILTER_OPTION( marqPositionCombo, currentIndexChanged( QString ) )

    SETUP_VFILTER( logo )
    SETUP_VFILTER_OPTION( logoFileText, editingFinished() )
    SETUP_VFILTER_OPTION( logoYSpin, valueChanged( int ) )
    SETUP_VFILTER_OPTION( logoXSpin, valueChanged( int ) )
    SETUP_VFILTER_OPTION( logoTransparencySlider, valueChanged( int ) )

#undef SETUP_VFILTER
#undef SETUP_VFILTER_OPTION

    CONNECT( ui.cropTopPx, valueChanged( int ), this, cropChange() );
    CONNECT( ui.cropBotPx, valueChanged( int ), this, cropChange() );
    CONNECT( ui.cropLeftPx, valueChanged( int ), this, cropChange() );
    CONNECT( ui.cropRightPx, valueChanged( int ), this, cropChange() );
    CONNECT( ui.topBotCropSync, toggled( bool ),
             ui.cropBotPx, setDisabled( bool ) );
    CONNECT( ui.leftRightCropSync, toggled( bool ),
             ui.cropRightPx, setDisabled( bool ) );
}

ExtVideo::~ExtVideo()
{
}

void ExtVideo::cropChange()
{
    if( THEMIM->getInput() )
    {
        p_vout = ( vout_thread_t * )vlc_object_find( THEMIM->getInput(),
                VLC_OBJECT_VOUT, FIND_CHILD );
        if( p_vout )
        {
            var_SetInteger( p_vout, "crop-top", ui.cropTopPx->value() );
            var_SetInteger( p_vout, "crop-bottom", ui.cropBotPx->value() );
            var_SetInteger( p_vout, "crop-left", ui.cropLeftPx->value() );
            var_SetInteger( p_vout, "crop-right", ui.cropRightPx->value() );
        }
        vlc_object_release( p_vout );
    }
}

void ExtVideo::clean()
{
    ui.cropTopPx->setValue( 0 );
    ui.cropBotPx->setValue( 0 );
    ui.cropLeftPx->setValue( 0 );
    ui.cropRightPx->setValue( 0 );
}

void ExtVideo::ChangeVFiltersString( char *psz_name, bool b_add )
{
    char *psz_parser, *psz_string;
    const char *psz_filter_type;

    module_t *p_obj = module_Find( p_intf, psz_name );
    if( !p_obj )
    {
        msg_Err( p_intf, "Unable to find filter module \"%s\n.", psz_name );
        return;
    }

    if( module_IsCapable( p_obj, "video filter2" ) )
    {
        psz_filter_type = "video-filter";
    }
    else if( module_IsCapable( p_obj, "video filter" ) )
    {
        psz_filter_type = "vout-filter";
    }
    else if( module_IsCapable( p_obj, "sub filter" ) )
    {
        psz_filter_type = "sub-filter";
    }
    else
    {
        module_Put( p_obj );
        msg_Err( p_intf, "Unknown video filter type." );
        return;
    }
    module_Put( p_obj );

    psz_string = config_GetPsz( p_intf, psz_filter_type );

    if( !psz_string ) psz_string = strdup( "" );

    psz_parser = strstr( psz_string, psz_name );

    if( b_add )
    {
        if( !psz_parser )
        {
            psz_parser = psz_string;
            if( asprintf( &psz_string, ( *psz_string ) ? "%s:%s" : "%s%s",
                            psz_string, psz_name ) == -1 )
            {
                free( psz_parser );
                return;
            }
            free( psz_parser );
        }
        else
        {
            return;
        }
    }
    else
    {
        if( psz_parser )
        {
            if( *( psz_parser + strlen( psz_name ) ) == ':' )
            {
                memmove( psz_parser, psz_parser + strlen( psz_name ) + 1,
                         strlen( psz_parser + strlen( psz_name ) + 1 ) + 1 );
            }
            else
            {
                *psz_parser = '\0';
            }

            /* Remove trailing : : */
            if( strlen( psz_string ) > 0 &&
                *( psz_string + strlen( psz_string ) -1 ) == ':' )
            {
                *( psz_string + strlen( psz_string ) -1 ) = '\0';
            }
        }
        else
        {
            free( psz_string );
            return;
        }
    }
    /* Vout is not kept, so put that in the config */
    config_PutPsz( p_intf, psz_filter_type, psz_string );
    if( !strcmp( psz_filter_type, "video-filter" ) )
        ui.videoFilterText->setText( psz_string );
    else if( !strcmp( psz_filter_type, "vout-filter" ) )
        ui.voutFilterText->setText( psz_string );
    else if( !strcmp( psz_filter_type, "sub-filter" ) )
        ui.subpictureFilterText->setText( psz_string );

    /* Try to set on the fly */
    if( THEMIM->getInput() )
        p_vout = ( vout_thread_t * )vlc_object_find( THEMIM->getInput(),
                VLC_OBJECT_VOUT, FIND_CHILD );
    /* If you have stopped the video, p_vout is still at its old value */
    else
        p_vout = NULL;

    if( p_vout )
    {
        if( !strcmp( psz_filter_type, "sub-filter" ) )
            var_SetString( p_vout->p_spu, psz_filter_type, psz_string );
        else
            var_SetString( p_vout, psz_filter_type, psz_string );
        vlc_object_release( p_vout );
    }

    free( psz_string );
}

void ExtVideo::updateFilters()
{