* Copyright (C) 2003-2004 Ushodaya Enterprises Limited
* Author: Charles Yates <charles.yates@pandora.be>
*
- * 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 library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
*
- * This program is distributed in the hope that it will be useful,
+ * This library 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.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser 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 02111-1307, USA.
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#include "filter_region.h"
#include "transition_region.h"
+#include <framework/mlt_filter.h>
#include <framework/mlt.h>
#include <stdio.h>
static mlt_frame filter_process( mlt_filter this, mlt_frame frame )
{
// Get the properties of the filter
- mlt_properties properties = mlt_filter_properties( this );
+ mlt_properties properties = MLT_FILTER_PROPERTIES( this );
// Get the region transition
mlt_transition transition = mlt_properties_get_data( properties, "_transition", NULL );
if ( transition == NULL )
{
// Create the transition
- transition = mlt_factory_transition( "region", NULL );
-
- // Pass all properties down
- mlt_properties_pass( mlt_transition_properties( transition ), properties, "" );
+ mlt_profile profile = mlt_service_profile( MLT_FILTER_SERVICE( this ) );
+ transition = mlt_factory_transition( profile, "region", NULL );
// Register with the filter
mlt_properties_set_data( properties, "_transition", transition, 0, ( mlt_destructor )mlt_transition_close, NULL );
+
+ // Pass a reference to this filter down
+ mlt_properties_set_data( MLT_TRANSITION_PROPERTIES( transition ), "_region_filter", this, 0, NULL, NULL );
}
+ // Pass all properties down
+ mlt_properties_pass( MLT_TRANSITION_PROPERTIES( transition ), properties, "" );
+
// Process the frame
return mlt_transition_process( transition, frame, NULL );
}
/** Constructor for the filter.
*/
-mlt_filter filter_region_init( void *arg )
+mlt_filter filter_region_init( mlt_profile profile, mlt_service_type type, const char *id, char *arg )
{
// Create a new filter
mlt_filter this = mlt_filter_new( );
if ( this != NULL )
{
// Get the properties from the filter
- mlt_properties properties = mlt_filter_properties( this );
+ mlt_properties properties = MLT_FILTER_PROPERTIES( this );
// Assign the filter process method
this->process = filter_process;
// Resource defines the shape of the region
mlt_properties_set( properties, "resource", arg == NULL ? "rectangle" : arg );
+
+ // Ensure that attached filters are handled privately
+ mlt_properties_set_int( properties, "_filter_private", 1 );
}
// Return the filter