2 * frei0r_helper.c -- frei0r helper
3 * Copyright (c) 2008 Marco Gittler <g.marco@freenet.de>
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 #include "frei0r_helper.h"
24 static void parse_color( int color, f0r_param_color_t *fcolor )
26 fcolor->r = ( color >> 24 ) & 0xff;
28 fcolor->g = ( color >> 16 ) & 0xff;
30 fcolor->b = ( color >> 8 ) & 0xff;
34 int process_frei0r_item( mlt_service_type type, double position, mlt_properties prop, mlt_frame this, uint8_t **image, int *width, int *height )
37 f0r_instance_t ( *f0r_construct ) ( unsigned int , unsigned int ) = mlt_properties_get_data( prop , "f0r_construct" ,NULL);
38 void (*f0r_update)(f0r_instance_t instance, double time, const uint32_t* inframe, uint32_t* outframe)=mlt_properties_get_data( prop , "f0r_update" ,NULL);
39 void (*f0r_destruct)(f0r_instance_t instance)=mlt_properties_get_data( prop , "f0r_destruct" ,NULL);
41 void (*f0r_get_plugin_info)(f0r_plugin_info_t*)=mlt_properties_get_data( prop, "f0r_get_plugin_info" ,NULL);
42 void (*f0r_get_param_info)(f0r_param_info_t* info, int param_index)=mlt_properties_get_data( prop , "f0r_get_param_info" ,NULL);
43 void (*f0r_set_param_value)(f0r_instance_t instance, f0r_param_t param, int param_index)=mlt_properties_get_data( prop , "f0r_set_param_value" ,NULL);
44 void (*f0r_get_param_value)(f0r_instance_t instance, f0r_param_t param, int param_index)=mlt_properties_get_data( prop , "f0r_get_param_value" ,NULL);
45 void (*f0r_update2) (f0r_instance_t instance, double time,
46 const uint32_t* inframe1,const uint32_t* inframe2,const uint32_t* inframe3,
47 uint32_t* outframe)=mlt_properties_get_data( prop , "f0r_update2" ,NULL);
50 //use as name the width and height
52 char ctorname[1024]="";
53 sprintf(ctorname,"ctor-%dx%d",*width,*height);
55 void* neu=mlt_properties_get_data( prop , ctorname ,NULL );
57 //printf("no ctor\n");
61 inst= f0r_construct(*width,*height);
62 mlt_properties_set_data( prop , ctorname , inst, sizeof(void*) , f0r_destruct , NULL );;
64 inst=mlt_properties_get_data( prop , ctorname , NULL );
66 if (f0r_get_plugin_info){
67 f0r_plugin_info_t info;
68 f0r_get_plugin_info(&info);
69 for (i=0;i<info.num_params;i++){
70 f0r_param_info_t pinfo;
71 f0r_get_param_info(&pinfo,i);
72 mlt_geometry geom=mlt_geometry_init();
73 struct mlt_geometry_item_s item;
77 f0r_get_param_value(inst,&t,i);
79 if (mlt_properties_get( prop , pinfo.name ) !=NULL ){
81 case F0R_PARAM_DOUBLE:
83 val=mlt_properties_get(prop, pinfo.name );
84 mlt_geometry_parse(geom,val,-1,-1,-1);
85 mlt_geometry_fetch(geom,&item,position);
87 f0r_set_param_value(inst,&t,i);
91 f0r_param_color_t color;
92 parse_color(mlt_properties_get_int(prop , pinfo.name), &color);
93 f0r_set_param_value(inst, &color, i);
99 mlt_geometry_close(geom);
103 int video_area = *width * *height;
104 uint32_t *result = mlt_pool_alloc( video_area * sizeof(uint32_t) );
106 if (type==producer_type) {
107 f0r_update (inst, position, NULL, result );
108 } else if (type==filter_type) {
109 f0r_update ( inst, position, (uint32_t *)image[0], result );
110 } else if (type==transition_type && f0r_update2 ){
111 f0r_update2 ( inst, position, (uint32_t *)image[0], (uint32_t *)image[1], NULL, result );
113 *image = (uint8_t*) result;
114 mlt_properties_set_data(MLT_FRAME_PROPERTIES(this), "image", result, video_area * sizeof(uint32_t), mlt_pool_release, NULL);
119 void destruct (mlt_properties prop ) {
121 void (*f0r_destruct)(f0r_instance_t instance)=mlt_properties_get_data( prop , "f0r_destruct" , NULL );
122 void (*f0r_deinit)(void)=mlt_properties_get_data ( prop , "f0r_deinit" , NULL);
125 if ( f0r_deinit != NULL )
128 for ( i=0 ; i < mlt_properties_count ( prop ) ; i++ ){
129 if ( strstr ( mlt_properties_get_name ( prop , i ) , "ctor-" ) != NULL ){
130 void * inst=mlt_properties_get_data( prop , mlt_properties_get_name ( prop , i ) , NULL );
132 f0r_destruct( (f0r_instance_t) inst);
136 void (*dlclose)(void*)=mlt_properties_get_data ( prop , "_dlclose" , NULL);
137 void *handle=mlt_properties_get_data ( prop , "_dlclose_handle" , NULL);
139 if (handle && dlclose ){