Exemplo n.º 1
0
void mlt_service_cache_purge( mlt_service self )
{
	mlt_properties caches = mlt_properties_get_data( mlt_global_properties(), "caches", NULL );

	if ( caches )
	{
		int i = mlt_properties_count( caches );
		while ( i-- )
		{
			mlt_cache_purge( mlt_properties_get_data_at( caches, i, NULL ), self );
			mlt_properties_set_data( mlt_global_properties(), mlt_properties_get_name( caches, i ), NULL, 0, NULL, NULL );
		}
	}
}
Exemplo n.º 2
0
static mlt_cache get_cache( mlt_service self, const char *name )
{
	mlt_cache result = NULL;
	mlt_properties caches = mlt_properties_get_data( mlt_global_properties(), "caches", NULL );

	if ( !caches )
	{
		caches = mlt_properties_new();
		mlt_properties_set_data( mlt_global_properties(), "caches", caches, 0, ( mlt_destructor )mlt_properties_close, NULL );
	}
	if ( caches )
	{
		result = mlt_properties_get_data( caches, name, NULL );
		if ( !result )
		{
			result = mlt_cache_init();
			mlt_properties_set_data( caches, name, result, 0, ( mlt_destructor )mlt_cache_close, NULL );
		}
	}
	
	return result;
}
Exemplo n.º 3
0
bool createQApplicationIfNeeded(mlt_service service)
{
	if (!qApp) {
#if defined(Q_OS_UNIX) && !defined(Q_OS_MAC)
		XInitThreads();
		if (getenv("DISPLAY") == 0) {
			mlt_log_error(service,
				"The MLT Qt module requires a X11 environment.\n"
				"Please either run melt from an X session or use a fake X server like xvfb:\n"
				"xvfb-run -a melt (...)\n" );
			return false;
		}
#endif
		if (!mlt_properties_get(mlt_global_properties(), "qt_argv"))
			mlt_properties_set(mlt_global_properties(), "qt_argv", "MLT");
		static int argc = 1;
		static char* argv[] = { mlt_properties_get(mlt_global_properties(), "Qt argv") };
		new QApplication(argc, argv);
		const char *localename = mlt_properties_get_lcnumeric(MLT_SERVICE_PROPERTIES(service));
		QLocale::setDefault(QLocale(localename));
	}
	return true;
}
Exemplo n.º 4
0
GlslManager::GlslManager()
	: Mlt::Filter( mlt_filter_new() )
	, pbo(0)
	, initEvent(0)
	, closeEvent(0)
{
	mlt_filter filter = get_filter();
	if ( filter ) {
		// Set the mlt_filter child in case we choose to override virtual functions.
		filter->child = this;
		mlt_properties_set_data(mlt_global_properties(), "glslManager", this, 0,
			(mlt_destructor) deleteManager, NULL);

		mlt_events_register( get_properties(), "init glsl", NULL );
		mlt_events_register( get_properties(), "close glsl", NULL );
		initEvent = listen("init glsl", this, (mlt_listener) GlslManager::onInit);
		closeEvent = listen("close glsl", this, (mlt_listener) GlslManager::onClose);
	}
}
Exemplo n.º 5
0
GlslManager* GlslManager::get_instance()
{
	return (GlslManager*) mlt_properties_get_data(mlt_global_properties(), "glslManager", 0);
}
Exemplo n.º 6
0
static void * load_lib( mlt_profile profile, mlt_service_type type , void* handle, const char *name ){

	int i=0;
	void (*f0r_get_plugin_info)(f0r_plugin_info_t*),
		*f0r_construct , *f0r_update , *f0r_destruct,
		(*f0r_get_param_info)(f0r_param_info_t* info, int param_index),
		(*f0r_init)(void) , *f0r_deinit ,
		(*f0r_set_param_value)(f0r_instance_t instance, f0r_param_t param, int param_index),
		(*f0r_get_param_value)(f0r_instance_t instance, f0r_param_t param, int param_index),
		(*f0r_update2) (f0r_instance_t instance, double time,	const uint32_t* inframe1,
		  const uint32_t* inframe2,const uint32_t* inframe3, uint32_t* outframe);

	if ( ( f0r_construct = dlsym(handle, "f0r_construct") ) &&
				(f0r_destruct = dlsym(handle,"f0r_destruct") ) &&
				(f0r_get_plugin_info = dlsym(handle,"f0r_get_plugin_info") ) &&
				(f0r_get_param_info = dlsym(handle,"f0r_get_param_info") ) &&
				(f0r_set_param_value= dlsym(handle,"f0r_set_param_value" ) ) &&
				(f0r_get_param_value= dlsym(handle,"f0r_get_param_value" ) ) &&
				(f0r_init= dlsym(handle,"f0r_init" ) ) &&
				(f0r_deinit= dlsym(handle,"f0r_deinit" ) )
		){

		f0r_update=dlsym(handle,"f0r_update");
		f0r_update2=dlsym(handle,"f0r_update2");

		f0r_plugin_info_t info;
		f0r_get_plugin_info(&info);

		void* ret=NULL;
		mlt_properties properties=NULL;
		char minor[12];

		if (type == producer_type && info.plugin_type == F0R_PLUGIN_TYPE_SOURCE ){
			mlt_producer this = mlt_producer_new( profile );
			if ( this != NULL )
			{
				this->get_frame = producer_get_frame;
				this->close = ( mlt_destructor )producer_close;
				f0r_init();
				properties=MLT_PRODUCER_PROPERTIES ( this );

				for (i=0;i<info.num_params;i++){
					f0r_param_info_t pinfo;
					f0r_get_param_info(&pinfo,i);

				}

				ret=this;
			}
		} else if (type == filter_type && info.plugin_type == F0R_PLUGIN_TYPE_FILTER ){
			mlt_filter this = mlt_filter_new( );
			if ( this != NULL )
			{
				this->process = filter_process;
				this->close = filter_close;
				f0r_init();
				properties=MLT_FILTER_PROPERTIES ( this );

				for (i=0;i<info.num_params;i++){
					f0r_param_info_t pinfo;
					f0r_get_param_info(&pinfo,i);

				}

				ret=this;
			}
		}else if (type == transition_type && info.plugin_type == F0R_PLUGIN_TYPE_MIXER2){
			mlt_transition transition = mlt_transition_new( );
			if ( transition != NULL )
			{
				transition->process = transition_process;
				transition->close = transition_close;
				properties=MLT_TRANSITION_PROPERTIES( transition );
				mlt_properties_set_int(properties, "_transition_type", 1 );

				ret=transition;
			}
		}
		check_thread_safe( properties, name );
		mlt_properties_set_data(properties, "_dlclose_handle", handle , sizeof ( handle ) , NULL , NULL );
		mlt_properties_set_data(properties, "_dlclose", dlclose , sizeof (void*) , NULL , NULL );
		mlt_properties_set_data(properties, "f0r_construct", f0r_construct , sizeof( f0r_construct ),NULL,NULL);
		mlt_properties_set_data(properties, "f0r_update", f0r_update , sizeof( f0r_update ),NULL,NULL);
		if (f0r_update2)
			mlt_properties_set_data(properties, "f0r_update2", f0r_update2 , sizeof( f0r_update2 ),NULL,NULL);
		mlt_properties_set_data(properties, "f0r_destruct", f0r_destruct , sizeof( f0r_destruct ),NULL,NULL);
		mlt_properties_set_data(properties, "f0r_get_plugin_info", f0r_get_plugin_info , sizeof(void*),NULL,NULL);
		mlt_properties_set_data(properties, "f0r_get_param_info", f0r_get_param_info , sizeof(void*),NULL,NULL);
		mlt_properties_set_data(properties, "f0r_set_param_value", f0r_set_param_value , sizeof(void*),NULL,NULL);
		mlt_properties_set_data(properties, "f0r_get_param_value", f0r_get_param_value , sizeof(void*),NULL,NULL);

		// Let frei0r plugin version be serialized using same format as metadata
		snprintf( minor, sizeof( minor ), "%d", info.minor_version );
		mlt_properties_set_double( properties, "version", info.major_version +  info.minor_version / pow( 10, strlen( minor ) ) );

		// Use the global param name map for backwards compatibility when
		// param names change and setting frei0r params by name instead of index.
		mlt_properties param_name_map = mlt_properties_get_data( mlt_global_properties(), "frei0r.param_name_map", NULL );
		if ( param_name_map ) {
			// Lookup my plugin in the map
			param_name_map = mlt_properties_get_data( param_name_map, name, NULL );
			mlt_properties_set_data( properties, "_param_name_map", param_name_map, 0, NULL, NULL );
		}

		return ret;
	}else{
		mlt_log_error( NULL, "frei0r plugin \"%s\" is missing a function\n", name );
		dlerror();
	}
	return NULL;
}