* Copyright (C) 2005 Visual Media FX
* Author: Charles Yates <charles.yates@gmail.com>
*
- * This program 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 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 "producer_sdl_image.h"
+#include <framework/mlt_producer.h>
#include <framework/mlt_frame.h>
#include <framework/mlt_pool.h>
{
mlt_properties properties = MLT_FRAME_PROPERTIES( frame );
SDL_Surface *surface = mlt_properties_get_data( properties, "surface", NULL );
+ SDL_Surface *converted = NULL;
uint8_t *alpha;
*width = surface->w;
*image = mlt_pool_alloc( *width * *height * 2 );
alpha = mlt_pool_alloc( *width * *height );
+ if ( surface->format->BitsPerPixel != 32 && surface->format->BitsPerPixel != 24 )
+ {
+ SDL_PixelFormat fmt;
+ fmt.BitsPerPixel = 24;
+ fmt.BytesPerPixel = 3;
+ fmt.Rshift = 16;
+ fmt.Gshift = 8;
+ fmt.Bshift = 0;
+ fmt.Rmask = 0xff << 16;
+ fmt.Gmask = 0xff << 8;
+ fmt.Bmask = 0xff;
+ converted = SDL_ConvertSurface( surface, &fmt, 0 );
+ }
+
switch( surface->format->BitsPerPixel )
{
case 32:
memset( alpha, 255, *width * *height );
break;
default:
+ mlt_convert_rgb24_to_yuv422( converted->pixels, *width, *height, converted->pitch, *image );
+ memset( alpha, 255, *width * *height );
break;
}
-
+
+ if ( converted )
+ SDL_FreeSurface( converted );
+
// Update the frame
mlt_properties_set_data( properties, "image", *image, *width * *height * 2, mlt_pool_release, NULL );
mlt_properties_set_data( properties, "alpha", alpha, *width * *height, mlt_pool_release, NULL );
mlt_properties_set_data( properties, "_surface", surface, 0, ( mlt_destructor )SDL_FreeSurface, 0 );
}
- image_idx = ( int )floor( ( double )position / ttl ) % mlt_properties_count( filenames );
- this_resource = mlt_properties_get_value( filenames, image_idx );
-
- if ( last_resource == NULL || strcmp( last_resource, this_resource ) )
+ if ( mlt_properties_count( filenames ) )
{
- surface = IMG_Load( this_resource );
- if ( surface != NULL )
+ image_idx = ( int )floor( ( double )position / ttl ) % mlt_properties_count( filenames );
+ this_resource = mlt_properties_get_value( filenames, image_idx );
+
+ if ( surface == NULL || last_resource == NULL || strcmp( last_resource, this_resource ) )
+ {
+ surface = IMG_Load( this_resource );
+ if ( surface != NULL )
+ {
+ surface->refcount ++;
+ mlt_properties_set_data( properties, "_surface", surface, 0, ( mlt_destructor )SDL_FreeSurface, 0 );
+ mlt_properties_set( properties, "_last_resource", this_resource );
+ mlt_properties_set_int( properties, "_real_width", surface->w );
+ mlt_properties_set_int( properties, "_real_height", surface->h );
+ }
+ }
+ else if ( surface != NULL )
{
surface->refcount ++;
- mlt_properties_set_data( properties, "_surface", surface, 0, ( mlt_destructor )SDL_FreeSurface, 0 );
- mlt_properties_set( properties, "_last_resource", this_resource );
}
}
- else if ( surface != NULL )
- {
- surface->refcount ++;
- }
return surface;
}
static int producer_get_frame( mlt_producer producer, mlt_frame_ptr frame, int index )
{
// Generate a frame
- *frame = mlt_frame_init( );
+ *frame = mlt_frame_init( MLT_PRODUCER_SERVICE( producer ) );
if ( *frame != NULL )
{
free( producer );
}
-mlt_producer producer_sdl_image_init( char *file )
+mlt_producer producer_sdl_image_init( mlt_profile profile, mlt_service_type type, const char *id, char *file )
{
mlt_producer producer = calloc( 1, sizeof( struct mlt_producer_s ) );
if ( producer != NULL && mlt_producer_init( producer, NULL ) == 0 )
mlt_properties_set_int( properties, "ttl", 25 );
mlt_properties_set_int( properties, "progressive", 1 );
+ // Validate the resource
+ SDL_Surface *surface = NULL;
+ if ( file && ( surface = load_image( producer ) ) )
+ {
+ SDL_FreeSurface( surface );
+ mlt_properties_set_data( properties, "_surface", NULL, 0, NULL, NULL );
+ }
+ else
+ {
+ producer_close( producer );
+ producer = NULL;
+ }
return producer;
}
free( producer );