* 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_watermark.h"
-
+#include <framework/mlt_filter.h>
#include <framework/mlt_factory.h>
#include <framework/mlt_frame.h>
#include <framework/mlt_producer.h>
mlt_filter this = mlt_frame_pop_service( frame );
// Get the properties of the filter
- mlt_properties properties = mlt_filter_properties( this );
+ mlt_properties properties = MLT_FILTER_PROPERTIES( this );
// Get the producer from the filter
mlt_producer producer = mlt_properties_get_data( properties, "producer", NULL );
char *resource = mlt_properties_get( properties, "resource" );
// Get the old resource
- char *old_resource = mlt_properties_get( properties, "old_resource" );
+ char *old_resource = mlt_properties_get( properties, "_old_resource" );
// Create a composite if we don't have one
if ( composite == NULL )
{
// Create composite via the factory
- composite = mlt_factory_transition( "composite", NULL );
+ mlt_profile profile = mlt_service_profile( MLT_FILTER_SERVICE( this ) );
+ composite = mlt_factory_transition( profile, "composite", NULL );
// Register the composite for reuse/destruction
if ( composite != NULL )
if ( composite != NULL )
{
// Get the properties
- mlt_properties composite_properties = mlt_transition_properties( composite );
+ mlt_properties composite_properties = MLT_TRANSITION_PROPERTIES( composite );
// Pass all the composite. properties on the filter down
mlt_properties_pass( composite_properties, properties, "composite." );
+
+ if ( mlt_properties_get( properties, "composite.out" ) == NULL )
+ mlt_properties_set_int( composite_properties, "out", mlt_properties_get_int( properties, "_out" ) );
+
+ // Force a refresh
+ mlt_properties_set_int( composite_properties, "refresh", 1 );
}
// Create a producer if don't have one
char *factory = mlt_properties_get( properties, "factory" );
// Create the producer
- producer = mlt_factory_producer( factory, resource );
+ mlt_profile profile = mlt_service_profile( MLT_FILTER_SERVICE( this ) );
+ producer = mlt_factory_producer( profile, factory, resource );
// If we have one
if ( producer != NULL )
mlt_properties_set_data( properties, "producer", producer, 0, ( mlt_destructor )mlt_producer_close, NULL );
// Ensure that we loop
- mlt_properties_set( mlt_producer_properties( producer ), "eof", "loop" );
+ mlt_properties_set( MLT_PRODUCER_PROPERTIES( producer ), "eof", "loop" );
// Set the old resource
- mlt_properties_set( properties, "old_resource", resource );
+ mlt_properties_set( properties, "_old_resource", resource );
}
}
if ( producer != NULL )
{
// Get the producer properties
- mlt_properties producer_properties = mlt_producer_properties( producer );
+ mlt_properties producer_properties = MLT_PRODUCER_PROPERTIES( producer );
// Now pass all producer. properties on the filter down
mlt_properties_pass( producer_properties, properties, "producer." );
if ( composite != NULL && producer != NULL )
{
// Get the service of the producer
- mlt_service service = mlt_producer_service( producer );
+ mlt_service service = MLT_PRODUCER_SERVICE( producer );
// We will get the 'b frame' from the producer
mlt_frame b_frame = NULL;
char *name = mlt_properties_get( properties, "_unique_id" );
// Get the original producer position
- mlt_position position = mlt_properties_get_position( mlt_frame_properties( frame ), name );
+ mlt_position position = mlt_properties_get_position( MLT_FRAME_PROPERTIES( frame ), name );
// Make sure the producer is in the correct position
mlt_producer_seek( producer, position );
// Get the b frame and process with composite if successful
if ( mlt_service_get_frame( service, &b_frame, 0 ) == 0 )
- mlt_transition_process( composite, frame, b_frame );
-
- // Get the image
- error = mlt_frame_get_image( frame, image, format, width, height, 1 );
+ {
+ // Get the a and b frame properties
+ mlt_properties a_props = MLT_FRAME_PROPERTIES( frame );
+ mlt_properties b_props = MLT_FRAME_PROPERTIES( b_frame );
+
+ // Set the b frame to be in the same position and have same consumer requirements
+ mlt_frame_set_position( b_frame, position );
+ mlt_properties_set_double( b_props, "consumer_aspect_ratio", mlt_properties_get_double( a_props, "consumer_aspect_ratio" ) );
+ mlt_properties_set_int( b_props, "consumer_deinterlace", mlt_properties_get_double( a_props, "consumer_deinterlace" ) );
+ mlt_properties_set_int( b_props, "output_ratio", mlt_properties_get_double( a_props, "output_ratio" ) );
+
+ // Check for the special case - no aspect ratio means no problem :-)
+ if ( mlt_frame_get_aspect_ratio( b_frame ) == 0 )
+ mlt_properties_set_double( b_props, "aspect_ratio", mlt_properties_get_double( a_props, "consumer_aspect_ratio" ) );
+ if ( mlt_frame_get_aspect_ratio( frame ) == 0 )
+ mlt_properties_set_double( a_props, "aspect_ratio", mlt_properties_get_double( a_props, "consumer_aspect_ratio" ) );
+
+ mlt_properties_set_int( b_props, "normalised_width", mlt_properties_get_int( a_props, "normalised_width" ) );
+ mlt_properties_set_int( b_props, "normalised_height", mlt_properties_get_int( a_props, "normalised_height" ) );
+
+ if ( mlt_properties_get_int( properties, "distort" ) )
+ {
+ mlt_properties_set_int( MLT_TRANSITION_PROPERTIES( composite ), "distort", 1 );
+ mlt_properties_set_int( a_props, "distort", 1 );
+ mlt_properties_set_int( b_props, "distort", 1 );
+ }
+
+ if ( mlt_properties_get_int( properties, "reverse" ) == 0 )
+ {
+ // Apply all filters that are attached to this filter to the b frame
+ mlt_service_apply_filters( MLT_FILTER_SERVICE( this ), b_frame, 0 );
+
+ // Process the frame
+ mlt_transition_process( composite, frame, b_frame );
+
+ // Get the image
+ error = mlt_frame_get_image( frame, image, format, width, height, 1 );
+ }
+ else
+ {
+ char temp[ 132 ];
+ int count = 0;
+ uint8_t *alpha = NULL;
+ char *rescale = mlt_properties_get( a_props, "rescale.interp" );
+ if ( rescale == NULL || !strcmp( rescale, "none" ) )
+ rescale = "hyper";
+ mlt_transition_process( composite, b_frame, frame );
+ mlt_properties_set_int( a_props, "consumer_deinterlace", 1 );
+ mlt_properties_set_int( b_props, "consumer_deinterlace", 1 );
+ mlt_properties_set( a_props, "rescale.interp", rescale );
+ mlt_properties_set( b_props, "rescale.interp", rescale );
+ mlt_service_apply_filters( MLT_FILTER_SERVICE( this ), b_frame, 0 );
+ error = mlt_frame_get_image( b_frame, image, format, width, height, 1 );
+ alpha = mlt_frame_get_alpha_mask( b_frame );
+ mlt_properties_set_data( a_props, "image", *image, *width * *height * 2, NULL, NULL );
+ mlt_properties_set_data( a_props, "alpha", alpha, *width * *height, NULL, NULL );
+ mlt_properties_set_int( a_props, "width", *width );
+ mlt_properties_set_int( a_props, "height", *height );
+ mlt_properties_set_int( a_props, "progressive", 1 );
+ mlt_properties_inc_ref( b_props );
+ strcpy( temp, "_b_frame" );
+ while( mlt_properties_get_data( a_props, temp, NULL ) != NULL )
+ sprintf( temp, "_b_frame%d", count ++ );
+ mlt_properties_set_data( a_props, temp, b_frame, 0, ( mlt_destructor )mlt_frame_close, NULL );
+ }
+ }
// Close the b frame
mlt_frame_close( b_frame );
static mlt_frame filter_process( mlt_filter this, mlt_frame frame )
{
// Get the properties of the frame
- mlt_properties properties = mlt_frame_properties( frame );
+ mlt_properties properties = MLT_FRAME_PROPERTIES( frame );
// Get a unique name to store the frame position
- char *name = mlt_properties_get( mlt_filter_properties( this ), "_unique_id" );
+ char *name = mlt_properties_get( MLT_FILTER_PROPERTIES( this ), "_unique_id" );
+
+ // Assign the frame out point to the filter (just in case we need it later)
+ mlt_properties_set_int( MLT_FILTER_PROPERTIES( this ), "_out", mlt_properties_get_int( properties, "out" ) );
// Assign the current position to the name
- mlt_properties_set_position( properties, name, mlt_frame_get_position( frame ) );
+ mlt_properties_set_position( properties, name, mlt_frame_get_position( frame ) - mlt_filter_get_in( this ) );
// Push the filter on to the stack
mlt_frame_push_service( frame, this );
/** Constructor for the filter.
*/
-mlt_filter filter_watermark_init( void *arg )
+mlt_filter filter_watermark_init( mlt_profile profile, mlt_service_type type, const char *id, char *arg )
{
mlt_filter this = mlt_filter_new( );
if ( this != NULL )
{
- mlt_properties properties = mlt_filter_properties( this );
+ mlt_properties properties = MLT_FILTER_PROPERTIES( this );
this->process = filter_process;
mlt_properties_set( properties, "factory", "fezzik" );
if ( arg != NULL )
mlt_properties_set( properties, "resource", arg );
+ // Ensure that attached filters are handled privately
+ mlt_properties_set_int( properties, "_filter_private", 1 );
}
return this;
}
projects / mlt / blobdiff