* 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_resize.h"
-
+#include <framework/mlt_filter.h>
#include <framework/mlt_frame.h>
#include <stdio.h>
// Retrieve the aspect ratio
double aspect_ratio = mlt_deque_pop_back_double( MLT_FRAME_IMAGE_STACK( this ) );
+ // Correct Width/height if necessary
+ if ( *width == 0 || *height == 0 )
+ {
+ *width = mlt_properties_get_int( properties, "normalised_width" );
+ *height = mlt_properties_get_int( properties, "normalised_height" );
+ }
+
// Assign requested width/height from our subordinate
int owidth = *width;
int oheight = *height;
// Get the requested scale operation
char *op = mlt_properties_get( MLT_FILTER_PROPERTIES( filter ), "scale" );
+ // Provides a manual override for misreported field order
+ if ( mlt_properties_get( properties, "meta.top_field_first" ) )
+ mlt_properties_set_int( properties, "top_field_first", mlt_properties_get_int( properties, "meta.top_field_first" ) );
+
// Correct field order if needed
- if ( mlt_properties_get_int( properties, "top_field_first" ) == 1 || mlt_properties_get_int( properties, "meta.top_field_first" ) == 1 )
+ if ( mlt_properties_get_int( properties, "top_field_first" ) == 1 )
{
// Get the input image, width and height
int size;
uint8_t *image = mlt_properties_get_data( properties, "image", &size );
uint8_t *ptr = image + owidth * 2;
- int h = oheight / 2;
- int w = owidth;
-
- // Swap the lines around
- while( h -- )
- {
- w = owidth;
- while( w -- )
- {
- swap_bytes( image ++, ptr ++ );
- swap_bytes( image ++, ptr ++ );
- }
- image += owidth * 2;
- ptr += owidth * 2;
- }
-
+ memmove( ptr, image, size - owidth * 2 );
+
// Set the normalised field order
mlt_properties_set_int( properties, "top_field_first", 0 );
mlt_properties_set_int( properties, "meta.top_field_first", 0 );
/** Constructor for the filter.
*/
-mlt_filter filter_resize_init( char *arg )
+mlt_filter filter_resize_init( mlt_profile profile, mlt_service_type type, const char *id, char *arg )
{
mlt_filter this = calloc( sizeof( struct mlt_filter_s ), 1 );
if ( mlt_filter_init( this, this ) == 0 )