extended.m

VLC Player Source Code

    o_config_changed = YES;
}

/* change the opaqueness of the vouts */
- (IBAction)opaqueSliderAction:(id)sender
{
    vlc_value_t val;
    id o_window = [NSApp keyWindow];
    NSArray *o_windows = [NSApp orderedWindows];
    NSEnumerator *o_enumerator = [o_windows objectEnumerator];
    playlist_t * p_playlist = pl_Yield( VLCIntf );
    vout_thread_t *p_vout = vlc_object_find( VLCIntf, VLC_OBJECT_VOUT, FIND_ANYWHERE );
    vout_thread_t *p_real_vout;

    val.f_float = [o_sld_opaque floatValue] / 100;

    if( p_vout != NULL )
    {
        p_real_vout = [VLCVoutView getRealVout: p_vout];
        var_Set( p_real_vout, "macosx-opaqueness", val );

        while ((o_window = [o_enumerator nextObject]))
        {
            if( [[o_window className] isEqualToString: @"VLCVoutWindow"] ||
                [[[VLCMain sharedInstance] getEmbeddedList]
                                    windowContainsEmbedded: o_window])
            {
                [o_window setAlphaValue: val.f_float];
            }
            break;
        }
        vlc_object_release( p_vout );
    }

    /* store to prefs */
    config_PutFloat( p_playlist , "macosx-opaqueness" , val.f_float );

    vlc_object_release( p_playlist );

    o_config_changed = YES;
}

- (IBAction)enableHeadphoneVirtualizer:(id)sender
{
    /* en-/disable headphone virtualisation */
    if ([o_ckb_hdphnVirt state] == NSOnState)
        [self changeAFiltersString: "headphone_channel_mixer" onOrOff: true ];
    else
        [self changeAFiltersString: "headphone_channel_mixer" onOrOff: false ];
}

- (IBAction)sliderActionMaximumAudioLevel:(id)sender
{
    /* read-out the slider's value and apply it */
    intf_thread_t * p_intf = VLCIntf;
    aout_instance_t * p_aout= (aout_instance_t *)vlc_object_find(p_intf, VLC_OBJECT_AOUT, FIND_ANYWHERE);

    if( p_aout != NULL )
    {
        var_SetFloat( p_aout, "norm-max-level", [o_sld_maxLevel floatValue] );
        vlc_object_release( p_aout );
    }

    config_PutFloat( p_intf, "norm-max-level", [o_sld_maxLevel floatValue] );

    o_config_changed = YES;
}

- (IBAction)enableVolumeNormalization:(id)sender
{
    /* en-/disable volume normalisation */
    if( [o_ckb_vlme_norm state] == NSOnState )
        [self changeAFiltersString: "normvol" onOrOff: YES ];
    else
        [self changeAFiltersString: "normvol" onOrOff: NO ];
}

- (IBAction)videoFilterAction:(id)sender
{
    /* en-/disable video filters */
    if (sender == o_ckb_blur)
        [self changeVideoFiltersString: "motionblur" onOrOff: [o_ckb_blur state]];

    else if (sender == o_ckb_imgClone)
        [self changeVoutFiltersString: "clone" onOrOff: [o_ckb_imgClone state]];

    else if (sender == o_ckb_imgCrop)
        [self changeVoutFiltersString: "crop" onOrOff: [o_ckb_imgCrop state]];

    else if (sender == o_ckb_imgInvers)
        [self changeVideoFiltersString: "invert" onOrOff: [o_ckb_imgInvers state]];

    else if (sender == o_ckb_trnsform)
        [self changeVoutFiltersString: "transform" onOrOff: [o_ckb_trnsform state]];

    else if (sender == o_ckb_intZoom )
        [self changeVoutFiltersString: "magnify" onOrOff: [o_ckb_intZoom state]];

    else if (sender == o_ckb_wave )
        [self changeVideoFiltersString: "wave" onOrOff: [o_ckb_wave state]];

    else if (sender == o_ckb_gradient )
        [self changeVideoFiltersString: "gradient" onOrOff: [o_ckb_gradient state]];

    else if (sender == o_ckb_psycho )
        [self changeVideoFiltersString: "psychedelic" onOrOff: [o_ckb_psycho state]];

    else if (sender == o_ckb_ripple )
        [self changeVideoFiltersString: "ripple" onOrOff: [o_ckb_ripple state]];

    else
        msg_Err( VLCIntf, "cannot find switched video-filter" ); /* this can't happen */
}

- (IBAction)moreInfoVideoFilters:(id)sender
{
    /* show info sheet */
    NSBeginInformationalAlertSheet(_NS("About the video filters"), 
                                   _NS("OK"), 
                                   @"", 
                                   @"",
                                   o_extended_window, 
                                   nil, 
                                   nil, 
                                   nil, 
                                   nil, 
                                   _NS("This panel allows on-the-fly selection of various video effects.\n"
                                       "These filters can be configured individually in the Preferences, in "
                                       "the subsections of Video/Filters.\n"
                                       "To choose the order in which the filter are applied, a filter "
                                       "option string can be set in the Preferences, Video / Filters section."));
}


/*****************************************************************************
 * methods to communicate changes to VLC's core
 *****************************************************************************/

- (void)changeVoutFiltersString:(char *)psz_name onOrOff:(bool )b_add
{
    /* copied from ../wxwidgets/extrapanel.cpp
     * renamed to conform with Cocoa's rules */
    /* this method only changes 1st generation video filters (the ones that
     * can't be used for transcoding). Have a look at changeVideoFiltersString
     * for the 2nd generation filters. */
 
    vout_thread_t *p_vout;
    intf_thread_t * p_intf = VLCIntf;
 
    char *psz_parser, *psz_string;
    psz_string = config_GetPsz( p_intf, "vout-filter" );
 
    if( !psz_string ) psz_string = strdup("");

    psz_parser = strstr( psz_string, psz_name );

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

            /* Remove trailing : : */
            if( *(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, "vout-filter", psz_string );

    /* Try to set on the fly */
    p_vout = (vout_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_VOUT,
                                              FIND_ANYWHERE );
    if( p_vout )
    {
        var_SetString( p_vout, "vout-filter", psz_string );
        vlc_object_release( p_vout );
    }

    free( psz_string );

    o_config_changed = YES;
}


- (void)changeVideoFiltersString:(char *)psz_name onOrOff:(bool )b_add
{
    /* same as changeVoutFiltersString but addressing the "video-filter"
     * variable which represents the video filter 2 modules */
 
    vout_thread_t *p_vout;
    intf_thread_t * p_intf = VLCIntf;
 
    char *psz_parser, *psz_string;
    psz_string = config_GetPsz( p_intf, "video-filter" );
 
    if( !psz_string ) psz_string = strdup("");

    psz_parser = strstr( psz_string, psz_name );

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

            /* Remove trailing : : */
            if( *(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, "video-filter", psz_string );

    /* Try to set on the fly */
    p_vout = (vout_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_VOUT,
                                              FIND_ANYWHERE );
    if( p_vout )
    {
        var_SetString( p_vout, "video-filter", psz_string );
        vlc_object_release( p_vout );
    }

    free( psz_string );

    o_config_changed = YES;
}

- (void)changeAFiltersString: (char *)psz_name onOrOff: (bool )b_add;
{
    /* copied from ../wxwidgets/extrapanel.cpp
     * renamed to conform with Cocoa's rules */

    char *psz_parser, *psz_string;
    intf_thread_t * p_intf = VLCIntf;
    aout_instance_t * p_aout= (aout_instance_t *)vlc_object_find(p_intf,
                                 VLC_OBJECT_AOUT, FIND_ANYWHERE);

    if( p_aout )
    {
        psz_string = var_GetNonEmptyString( p_aout, "audio-filter" );
    }
    else
    {
        psz_string = config_GetPsz( p_intf, "audio-filter" );
    }

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

    psz_parser = strstr( psz_string, psz_name );

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

            if( *(psz_string+strlen(psz_string ) -1 ) == ':' )
            {
                *(psz_string+strlen(psz_string ) -1 ) = '\0';
            }
         }
         else
         {
             free( psz_string );
             return;
         }
    }

    if( p_aout == NULL )
    {
        config_PutPsz( p_intf, "audio-filter", psz_string );
    }
    else
    {
        var_SetString( p_aout, "audio-filter", psz_string );
        int i = 0;
        while( i < p_aout->i_nb_inputs )
        {
            p_aout->pp_inputs[i]->b_restart = true;
            i = (i + 1);
        }
        vlc_object_release( p_aout );
    }
    free( psz_string );

    o_config_changed = YES;
}

- (void)savePrefs
{
    /* save the preferences to make sure that our module-changes will up on
     * next launch again */
    playlist_t * p_playlist = pl_Yield( VLCIntf );
    int returnedValue;
    NSArray * theModules;
    theModules = [[NSArray alloc] initWithObjects: @"main", 
        @"headphone",
        @"transform", 
        @"adjust", 
        @"invert", 
        @"motionblur", 
        @"distort",
        @"clone", 
        @"crop", 
        @"normvol", 
        @"headphone_channel_mixer", 
        @"macosx",
        nil];
    unsigned int x = 0;
 
    while ( x != [theModules count] )
    {
        returnedValue = config_SaveConfigFile( p_playlist, [[theModules
            objectAtIndex: x] UTF8String] );

        if (returnedValue != 0)
        {
            msg_Err(p_playlist, "unable to save the preferences of the "
            "extended control attribute '%s' (%i)",
            [[theModules objectAtIndex: x] UTF8String] , returnedValue);
            [theModules release];
            vlc_object_release( p_playlist );
 
            return;
        }

        x = ( x + 1 );
    }
 
    msg_Dbg( VLCIntf, "VLCExtended: saved certain preferences successfully" );
 
    [theModules release];
    vlc_object_release( p_playlist );
}
@end