extrapanel.cpp

video linux conference

/*****************************************************************************
 * extrapanel.cpp : wxWindows plugin for vlc
 *****************************************************************************
 * Copyright (C) 2000-2004, 2003 VideoLAN
 * $Id: extrapanel.cpp 10974 2005-05-11 15:34:24Z gbazin $
 *
 * Authors: Cl閙ent Stenac <[e-mail]>
 *
 * 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, USA.
 *****************************************************************************/

/*****************************************************************************
 * Preamble
 *****************************************************************************/
#include <vlc/vlc.h>
#include <vlc/aout.h>
#include <aout_internal.h>
#include <vlc/vout.h>
#include <vlc/intf.h>

#include <math.h>

#include "wxwindows.h"

/*****************************************************************************
 * Local class declarations.
 *****************************************************************************/

/* FIXME */
#define SMOOTH_TIP N_( "If this setting is not zero, the bands will move " \
                "together when you move one. The higher the value is, the " \
                "more correlated their movement will be." )

static int IntfBandsCallback( vlc_object_t *, char const *,
                              vlc_value_t, vlc_value_t, void * );
static int IntfPreampCallback( vlc_object_t *, char const *,
                               vlc_value_t, vlc_value_t, void * );
static void ChangeFiltersString( intf_thread_t *, aout_instance_t *,
                                 char *, vlc_bool_t );
static void ChangeVFiltersString( intf_thread_t *, char *, vlc_bool_t );


/* IDs for the controls and the menu commands */
enum
{
    Notebook_Event,

    Adjust_Event,
    RestoreDefaults_Event,

    Hue_Event,
    Contrast_Event,
    Brightness_Event,
    Saturation_Event,
    Gamma_Event,
    Ratio_Event,

    FiltersInfo_Event,

    Filter0_Event, Filter1_Event, Filter2_Event, Filter3_Event, Filter4_Event,
    Filter5_Event, Filter6_Event, Filter7_Event, Filter8_Event, Filter9_Event,

    EqEnable_Event,
    Eq2Pass_Event,
    EqRestore_Event,

    Smooth_Event,

    Preamp_Event,

    Band0_Event,Band1_Event,Band2_Event,Band3_Event,Band4_Event,
    Band5_Event,Band6_Event,Band7_Event,Band8_Event,Band9_Event,

    NormVol_Event, NVSlider_Event, HeadPhone_Event
};

BEGIN_EVENT_TABLE( ExtraPanel, wxPanel )
    EVT_IDLE( ExtraPanel::OnIdle )

    /* Equalizer */
    EVT_CHECKBOX( EqEnable_Event, ExtraPanel::OnEnableEqualizer )
    EVT_CHECKBOX( Eq2Pass_Event, ExtraPanel::OnEq2Pass )
    EVT_BUTTON( EqRestore_Event, ExtraPanel::OnEqRestore )

    EVT_COMMAND_SCROLL( Preamp_Event, ExtraPanel::OnPreamp )
    EVT_COMMAND_SCROLL( Smooth_Event, ExtraPanel::OnEqSmooth )

    EVT_COMMAND_SCROLL(Band0_Event, ExtraPanel::OnChangeEqualizer)
    EVT_COMMAND_SCROLL(Band1_Event, ExtraPanel::OnChangeEqualizer)
    EVT_COMMAND_SCROLL(Band2_Event, ExtraPanel::OnChangeEqualizer)
    EVT_COMMAND_SCROLL(Band3_Event, ExtraPanel::OnChangeEqualizer)
    EVT_COMMAND_SCROLL(Band4_Event, ExtraPanel::OnChangeEqualizer)
    EVT_COMMAND_SCROLL(Band5_Event, ExtraPanel::OnChangeEqualizer)
    EVT_COMMAND_SCROLL(Band6_Event, ExtraPanel::OnChangeEqualizer)
    EVT_COMMAND_SCROLL(Band7_Event, ExtraPanel::OnChangeEqualizer)
    EVT_COMMAND_SCROLL(Band8_Event, ExtraPanel::OnChangeEqualizer)
    EVT_COMMAND_SCROLL(Band9_Event, ExtraPanel::OnChangeEqualizer)

    /* Video */
    EVT_CHECKBOX( Adjust_Event, ExtraPanel::OnEnableAdjust )
    EVT_BUTTON( RestoreDefaults_Event, ExtraPanel::OnRestoreDefaults )

    EVT_COMMAND_SCROLL(Hue_Event, ExtraPanel::OnAdjustUpdate)
    EVT_COMMAND_SCROLL(Contrast_Event, ExtraPanel::OnAdjustUpdate)
    EVT_COMMAND_SCROLL(Brightness_Event, ExtraPanel::OnAdjustUpdate)
    EVT_COMMAND_SCROLL(Saturation_Event, ExtraPanel::OnAdjustUpdate)
    EVT_COMMAND_SCROLL(Gamma_Event, ExtraPanel::OnAdjustUpdate)

    EVT_BUTTON( FiltersInfo_Event, ExtraPanel::OnFiltersInfo )

    EVT_CHECKBOX( Filter0_Event, ExtraPanel::OnSelectFilter )
    EVT_CHECKBOX( Filter1_Event, ExtraPanel::OnSelectFilter )
    EVT_CHECKBOX( Filter2_Event, ExtraPanel::OnSelectFilter )
    EVT_CHECKBOX( Filter3_Event, ExtraPanel::OnSelectFilter )
    EVT_CHECKBOX( Filter4_Event, ExtraPanel::OnSelectFilter )
    EVT_CHECKBOX( Filter5_Event, ExtraPanel::OnSelectFilter )
    EVT_CHECKBOX( Filter6_Event, ExtraPanel::OnSelectFilter )
    EVT_CHECKBOX( Filter7_Event, ExtraPanel::OnSelectFilter )
    EVT_CHECKBOX( Filter8_Event, ExtraPanel::OnSelectFilter )
    EVT_CHECKBOX( Filter9_Event, ExtraPanel::OnSelectFilter )

    /* Audio */
    EVT_CHECKBOX( NormVol_Event, ExtraPanel::OnNormvol )
    EVT_CHECKBOX( HeadPhone_Event, ExtraPanel::OnHeadphone )

    EVT_COMMAND_SCROLL( NVSlider_Event, ExtraPanel::OnNormvolSlider )

END_EVENT_TABLE()

struct filter {
    char *psz_filter;
    char *psz_name;
    char *psz_help;
};

static const struct filter vfilters[] =
{
    { "clone", N_("Image clone"), N_("Creates several clones of the image") },
    { "distort", N_("Distortion"), N_("Adds distorsion effects") },
    { "invert", N_("Image inversion") , N_("Inverts the image colors") },
    { "crop", N_("Image cropping"), N_("Crops the image") },
    { "motionblur", N_("Blurring"), N_("Creates a motion blurring on the image") },
    { "transform",  N_("Transformation"), N_("Rotates or flips the image") },
    { NULL, NULL, NULL } /* Do not remove this line */
};

/*****************************************************************************
 * Constructor.
 *****************************************************************************/
ExtraPanel::ExtraPanel( intf_thread_t *_p_intf, wxWindow *_p_parent ):
        wxPanel( _p_parent , -1, wxDefaultPosition, wxDefaultSize )
{

    p_intf = _p_intf;
    p_parent = _p_parent;
    SetAutoLayout( TRUE );

    wxBoxSizer *extra_sizer = new wxBoxSizer( wxHORIZONTAL );

    notebook = new wxNotebook( this, Notebook_Event );

#if (!wxCHECK_VERSION(2,5,0))
    wxNotebookSizer *notebook_sizer = new wxNotebookSizer( notebook );
#endif

    notebook->AddPage( VideoPanel( notebook ), wxU(_("Video")) );
    notebook->AddPage( EqzPanel( notebook ), wxU(_("Equalizer")) );
    notebook->AddPage( AudioPanel( notebook ), wxU(_("Audio")) );

#if (!wxCHECK_VERSION(2,5,0))
    extra_sizer->Add( notebook_sizer, 1, wxEXPAND, 0 );
#else
    extra_sizer->Add( notebook, 1, wxEXPAND, 0 );
#endif

    SetSizerAndFit( extra_sizer );
    extra_sizer->Layout();
}

ExtraPanel::~ExtraPanel()
{
}

/* Video Panel constructor */
wxPanel *ExtraPanel::VideoPanel( wxWindow *parent )
{
    char *psz_filters;

    wxPanel *panel = new wxPanel( parent, -1 );
    wxBoxSizer *panel_sizer = new wxBoxSizer( wxHORIZONTAL );

    /* Create static box to surround the adjust controls */
    wxStaticBox *adjust_box =
           new wxStaticBox( panel, -1, wxU(_("Adjust Image")) );
    wxStaticBoxSizer *adjust_sizer =
        new wxStaticBoxSizer( adjust_box, wxVERTICAL );
    adjust_sizer->SetMinSize( -1, 50 );

    /* Create flex grid */
    wxFlexGridSizer *adjust_gridsizer =
        new wxFlexGridSizer( 6, 2, 0, 0);
    adjust_gridsizer->AddGrowableCol(1);

    /* Create the adjust button */
    wxCheckBox * adjust_check = new wxCheckBox( panel, Adjust_Event,
                                                 wxU(_("Enable")));

    /* Create the restore to defaults button */
    restoredefaults_button =
        new wxButton( panel, RestoreDefaults_Event,
        wxU(_("Restore Defaults")), wxDefaultPosition);

    wxStaticText *hue_text = new wxStaticText( panel, -1,
                                       wxU(_("Hue")) );
    hue_slider = new wxSlider ( panel, Hue_Event, 0, 0,
                                360, wxDefaultPosition, wxDefaultSize );

    wxStaticText *contrast_text = new wxStaticText( panel, -1,
                                       wxU(_("Contrast")) );
    contrast_slider = new wxSlider ( panel, Contrast_Event, 0, 0,
                                200, wxDefaultPosition, wxDefaultSize);

    wxStaticText *brightness_text = new wxStaticText( panel, -1,
                                       wxU(_("Brightness")) );
    brightness_slider = new wxSlider ( panel, Brightness_Event, 0, 0,
                           200, wxDefaultPosition, wxDefaultSize) ;

    wxStaticText *saturation_text = new wxStaticText( panel, -1,
                                          wxU(_("Saturation")) );
    saturation_slider = new wxSlider ( panel, Saturation_Event, 0, 0,
                           300, wxDefaultPosition, wxDefaultSize );

    wxStaticText *gamma_text = new wxStaticText( panel, -1,
                                          wxU(_("Gamma")) );
    gamma_slider = new wxSlider ( panel, Gamma_Event, 0, 0,
                           100, wxDefaultPosition, wxDefaultSize );

    adjust_gridsizer->Add( adjust_check, 1, wxEXPAND|wxALL, 2 );
    adjust_gridsizer->Add( restoredefaults_button, 1, wxEXPAND|wxALL, 2 );
    adjust_gridsizer->Add( hue_text, 1, wxEXPAND|wxALL, 2 );
    adjust_gridsizer->Add( hue_slider, 1, wxEXPAND|wxALL, 2 );
    adjust_gridsizer->Add( contrast_text, 1, wxEXPAND|wxALL, 2 );
    adjust_gridsizer->Add( contrast_slider, 1, wxEXPAND|wxALL, 2 );
    adjust_gridsizer->Add( brightness_text, 1, wxEXPAND|wxALL, 2 );
    adjust_gridsizer->Add( brightness_slider, 1, wxEXPAND|wxALL, 2 );
    adjust_gridsizer->Add( saturation_text, 1, wxEXPAND|wxALL, 2 );
    adjust_gridsizer->Add( saturation_slider, 1, wxEXPAND|wxALL, 2 );
    adjust_gridsizer->Add( gamma_text, 1, wxEXPAND|wxALL, 2 );
    adjust_gridsizer->Add( gamma_slider, 1, wxEXPAND|wxALL, 2 );

    adjust_sizer->Add( adjust_gridsizer, 1, wxEXPAND|wxALL, 2);

    panel_sizer->Add( adjust_sizer , 1, wxTOP, 2 );

#if 0
    /* Create sizer to surround the other controls */
    wxBoxSizer *other_sizer = new wxBoxSizer( wxVERTICAL );

    wxStaticBox *video_box =
            new wxStaticBox( panel, -1, wxU(_("Video Options")) );
    /* Create the sizer for the frame */
    wxStaticBoxSizer *video_sizer =
       new wxStaticBoxSizer( video_box, wxVERTICAL );
    video_sizer->SetMinSize( -1, 50 );

    static const wxString ratio_array[] =
    {
        wxT("4:3"),
        wxT("16:9"),
    };

    wxBoxSizer *ratio_sizer = new wxBoxSizer( wxHORIZONTAL );
    wxStaticText *ratio_text = new wxStaticText( panel, -1,
                                          wxU(_("Aspect Ratio")) );

    ratio_combo = new wxComboBox( panel, Ratio_Event, wxT(""),
                                  wxDefaultPosition, wxSize( 80 , -1),
                                  WXSIZEOF(ratio_array), ratio_array,
                                  0 );

    ratio_sizer->Add( ratio_text, 0, wxALL, 2 );
    ratio_sizer->Add( ratio_combo, 0, wxALL, 2 );
    ratio_sizer->Layout();

    video_sizer->Add( ratio_sizer  , 0 , wxALL , 2 );
    video_sizer->Layout();
#endif

    wxStaticBox *filter_box =
                  new wxStaticBox( panel, -1, wxU(_("Video Filters")) );
    wxStaticBoxSizer *filter_sizer =
                   new wxStaticBoxSizer( filter_box, wxHORIZONTAL );

    wxBoxSizer *t_col_sizer = new wxBoxSizer( wxVERTICAL );


    for( int i = 0 ; vfilters[i].psz_filter != NULL ; i++ )
    {
        wxCheckBox *box = new wxCheckBox( panel, Filter0_Event + i,
                                          wxU( _( vfilters[i].psz_name ) ) );
        t_col_sizer->Add( box, 0, wxALL, 4 );
        box->SetToolTip( wxU( _( vfilters[i].psz_help ) ) );
    }

    filter_sizer->Add( t_col_sizer );
    filter_sizer->Add( new wxButton( panel, FiltersInfo_Event,
                            wxU(_("More info" ) ) ), 0, wxALL, 4 );
#if 0
    other_sizer->Add( video_sizer, 0, wxALL | wxEXPAND , 0);
    other_sizer->Add( filter_sizer, 0, wxALL | wxEXPAND , 0);
    other_sizer->Layout();
    panel_sizer->Add(other_sizer , 1 );
#endif

    panel_sizer->Add( filter_sizer, 1, wxTOP|wxLEFT, 2 );

    panel->SetSizerAndFit( panel_sizer );

    /* Layout the whole panel */
    panel_sizer->Layout();

    panel_sizer->SetSizeHints( panel );

    /* Write down initial values */
    psz_filters = config_GetPsz( p_intf, "vout-filter" );
    if( psz_filters && strstr( psz_filters, "adjust" ) )
    {
        adjust_check->SetValue( 1 );
        restoredefaults_button->Enable();
        saturation_slider->Enable();
        contrast_slider->Enable();
        brightness_slider->Enable();
        hue_slider->Enable();
        gamma_slider->Enable();
    }
    else
    {
        adjust_check->SetValue( 0 );
        restoredefaults_button->Disable();
        saturation_slider->Disable();
        contrast_slider->Disable();
        brightness_slider->Disable();
        hue_slider->Disable();
        gamma_slider->Disable();
    }
    if( psz_filters ) free( psz_filters );

    int i_value = config_GetInt( p_intf, "hue" );
    if( i_value > 0 && i_value < 360 )
        hue_slider->SetValue( i_value );
    float f_value;
    f_value = config_GetFloat( p_intf, "saturation" );
    if( f_value > 0 && f_value < 5 )
        saturation_slider->SetValue( (int)(100 * f_value) );
    f_value = config_GetFloat( p_intf, "contrast" );
    if( f_value > 0 && f_value < 4 )
        contrast_slider->SetValue( (int)(100 * f_value) );
    f_value = config_GetFloat( p_intf, "brightness" );
    if( f_value > 0 && f_value < 2 )
        brightness_slider->SetValue( (int)(100 * f_value) );
    f_value = config_GetFloat( p_intf, "gamma" );
    if( f_value > 0 && f_value < 10 )
        gamma_slider->SetValue( (int)(10 * f_value) );

    b_update = VLC_FALSE;

    return panel;
}

/* Audio panel constructor */
wxPanel *ExtraPanel::AudioPanel( wxWindow *parent )
{
    char *psz_filters;

    wxPanel *panel = new wxPanel( parent, -1 );
    wxBoxSizer *panel_sizer = new wxBoxSizer( wxHORIZONTAL );

    /* Create static box to surround the adjust controls */
    wxStaticBox *filter_box =
           new wxStaticBox( panel, -1, wxU(_("Audio filters")) );
    wxStaticBoxSizer *filter_sizer =
        new wxStaticBoxSizer( filter_box, wxVERTICAL );
    filter_sizer->SetMinSize( -1, 50 );

    wxCheckBox * headphone_check = new wxCheckBox( panel, HeadPhone_Event,
                                    wxU(_("Headphone virtualization")));
    headphone_check->SetToolTip( wxU(_("This filter gives the feeling of a "
             "5.1 speaker set when using a headphone." ) ) );

    wxCheckBox * normvol_check = new wxCheckBox( panel, NormVol_Event,
                                    wxU(_("Volume normalization")));
    normvol_check->SetToolTip( wxU(_("This filter prevents the audio output "
                         "power from going over a defined value." ) ) );

    wxStaticText *normvol_label = new wxStaticText( panel, -1,
                                   wxU( _("Maximum level") ) );

    wxSlider *normvol_slider = new wxSlider ( panel, NVSlider_Event, 20, 5,
                           100, wxDefaultPosition, wxSize( 100, -1 ) );

    filter_sizer->Add( headphone_check, 0, wxALL, 4 );