+++ /dev/null
-/*
- * producer_frei0r.c -- frei0r producer
- * Copyright (c) 2009 Jean-Baptiste Mardelle <jb@kdenlive.org>
- *
- * 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 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
- * Lesser General Public License for more details.
- *
- * 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 <framework/mlt.h>
-
-#include "frei0r_helper.h"
-
-#include <stdlib.h>
-#include <string.h>
-
-static int producer_get_image( mlt_frame frame, uint8_t **buffer, mlt_image_format *format, int *width, int *height, int writable )
-{
-
- // Obtain properties of frame
- mlt_properties properties = MLT_FRAME_PROPERTIES( frame );
-
- // Obtain the producer for this frame
- mlt_producer producer = mlt_properties_get_data( properties, "producer_frei0r", NULL );
-
- // Obtain properties of producer
- mlt_properties producer_props = MLT_PRODUCER_PROPERTIES( producer );
-
- // Allocate the image
- int size = *width * ( *height + 1 ) * 2;
-
- // Allocate the image
- *buffer = mlt_pool_alloc( size );
-
- // Update the frame
- mlt_properties_set_data( properties, "image", *buffer, size, mlt_pool_release, NULL );
- mlt_properties_set_int( properties, "width", *width );
- mlt_properties_set_int( properties, "height", *height );
-
- *format = mlt_image_yuv422;
- if ( *buffer != NULL )
- {
- mlt_position in = mlt_producer_get_in( producer );
- mlt_position out = mlt_producer_get_out( producer );
- mlt_position time = mlt_frame_get_position( frame );
- double position = ( double )( time - in ) / ( double )( out - in + 1 );
- process_frei0r_item( producer_type , position, producer_props, frame , buffer, format , width , height , writable );
- }
-
- return 0;
-}
-
-int producer_get_frame( mlt_producer producer, mlt_frame_ptr frame, int index )
-{
- // Generate a frame
- *frame = mlt_frame_init( MLT_PRODUCER_SERVICE( producer ) );
-
- if ( *frame != NULL )
- {
- // Obtain properties of frame and producer
- mlt_properties properties = MLT_FRAME_PROPERTIES( *frame );
-
- // Obtain properties of producer
- mlt_properties producer_props = MLT_PRODUCER_PROPERTIES( producer );
-
- // Set the producer on the frame properties
- mlt_properties_set_data( properties, "producer_frei0r", producer, 0, NULL, NULL );
-
- // Update timecode on the frame we're creating
- mlt_frame_set_position( *frame, mlt_producer_position( producer ) );
-
- // Set producer-specific frame properties
- mlt_properties_set_int( properties, "progressive", 1 );
- mlt_properties_set_double( properties, "aspect_ratio", mlt_properties_get_double( producer_props, "aspect_ratio" ) );
-
- // Push the get_image method
- mlt_frame_push_get_image( *frame, producer_get_image );
- }
-
- // Calculate the next timecode
- mlt_producer_prepare_next( producer );
-
- return 0;
-}
-
-void producer_close( mlt_producer producer )
-{
- producer->close = NULL;
- mlt_producer_close( producer );
- free( producer );
-}