void mlt_repository_close( mlt_repository self )
{
mlt_properties_close( self->consumers );
mlt_properties_close( self->filters );
mlt_properties_close( self->producers );
mlt_properties_close( self->transitions );
mlt_properties_close( &self->parent );
free( self );
}
mlt_repository mlt_repository_init( const char *directory )
{
// Safety check
if ( directory == NULL || strcmp( directory, "" ) == 0 )
return NULL;
// Construct the repository
mlt_repository self = calloc( 1, sizeof( struct mlt_repository_s ));
mlt_properties_init( &self->parent, self );
self->consumers = mlt_properties_new();
self->filters = mlt_properties_new();
self->producers = mlt_properties_new();
self->transitions = mlt_properties_new();
// Get the directory list
mlt_properties dir = mlt_properties_new();
int count = mlt_properties_dir_list( dir, directory, NULL, 0 );
int i;
// Iterate over files
for ( i = 0; i < count; i++ )
{
int flags = RTLD_NOW;
const char *object_name = mlt_properties_get_value( dir, i);
// Very temporary hack to allow the quicktime plugins to work
// TODO: extend repository to allow this to be used on a case by case basis
if ( strstr( object_name, "libmltkino" ) )
flags |= RTLD_GLOBAL;
// Open the shared object
void *object = dlopen( object_name, flags );
if ( object != NULL )
{
// Get the registration function
mlt_repository_callback symbol_ptr = dlsym( object, "mlt_register" );
// Call the registration function
if ( symbol_ptr != NULL )
{
symbol_ptr( self );
// Register the object file for closure
mlt_properties_set_data( &self->parent, object_name, object, 0, ( mlt_destructor )dlclose, NULL );
}
else
{
dlclose( object );
}
}
else if ( strstr( object_name, "libmlt" ) )
{
mlt_log( NULL, MLT_LOG_WARNING, "%s: failed to dlopen %s\n (%s)\n", __FUNCTION__, object_name, dlerror() );
}
}
mlt_properties_close( dir );
return self;
}
void mlt_service_close( mlt_service self )
{
if ( self != NULL && mlt_properties_dec_ref( MLT_SERVICE_PROPERTIES( self ) ) <= 0 )
{
if ( self->close != NULL )
{
self->close( self->close_object );
}
else
{
mlt_service_base *base = self->local;
int i = 0;
int count = base->filter_count;
mlt_events_block( MLT_SERVICE_PROPERTIES( self ), self );
while( count -- )
mlt_service_detach( self, base->filters[ 0 ] );
free( base->filters );
for ( i = 0; i < base->count; i ++ )
if ( base->in[ i ] != NULL )
mlt_service_close( base->in[ i ] );
self->parent.close = NULL;
free( base->in );
pthread_mutex_destroy( &base->mutex );
free( base );
mlt_properties_close( &self->parent );
}
}
}
void mlt_cache_close( mlt_cache cache )
{
if ( cache )
{
while ( cache->count-- )
{
void *object = cache->current[ cache->count ];
mlt_log( NULL, MLT_LOG_DEBUG, "%s: %d = %p\n", __FUNCTION__, cache->count, object );
cache_object_close( cache, object, NULL );
}
mlt_properties_close( cache->active );
mlt_properties_close( cache->garbage );
pthread_mutex_destroy( &cache->mutex );
free( cache );
}
}
mlt_profile mlt_profile_load_file( const char *file )
{
mlt_profile profile = NULL;
// Load the profile as properties
mlt_properties properties = mlt_properties_load( file );
if ( properties )
{
// Simple check if the profile is valid
if ( mlt_properties_get_int( properties, "width" ) )
{
profile = mlt_profile_load_properties( properties );
// Set MLT_PROFILE to basename
char *filename = strdup( file );
mlt_environment_set( "MLT_PROFILE", basename( filename ) );
set_mlt_normalisation( basename( filename ) );
free( filename );
}
mlt_properties_close( properties );
}
// Set MLT_NORMALISATION to appease legacy modules
char *profile_name = mlt_environment( "MLT_PROFILE" );
set_mlt_normalisation( profile_name );
return profile;
}
void mlt_parser_close( mlt_parser self )
{
if ( self != NULL )
{
mlt_properties_close( &self->parent );
free( self );
}
}
static void producer_close( mlt_producer parent )
{
producer_qimage self = parent->child;
parent->close = NULL;
mlt_service_cache_purge( MLT_PRODUCER_SERVICE(parent) );
mlt_producer_close( parent );
mlt_properties_close( self->filenames );
free( self );
}
static void query_presets()
{
mlt_properties presets = mlt_repository_presets();
fprintf( stdout, "---\npresets:\n" );
if ( presets )
{
int j;
for ( j = 0; j < mlt_properties_count( presets ); j++ )
fprintf( stdout, " - %s\n", mlt_properties_get_name( presets, j ) );
}
fprintf( stdout, "...\n" );
mlt_properties_close( presets );
}
static void query_profiles()
{
mlt_properties profiles = mlt_profile_list();
fprintf( stdout, "---\nprofiles:\n" );
if ( profiles )
{
int j;
for ( j = 0; j < mlt_properties_count( profiles ); j++ )
fprintf( stdout, " - %s\n", mlt_properties_get_name( profiles, j ) );
}
fprintf( stdout, "...\n" );
mlt_properties_close( profiles );
}
void mlt_frame_close( mlt_frame self )
{
if ( self != NULL && mlt_properties_dec_ref( MLT_FRAME_PROPERTIES( self ) ) <= 0 )
{
mlt_deque_close( self->stack_image );
mlt_deque_close( self->stack_audio );
while( mlt_deque_peek_back( self->stack_service ) )
mlt_service_close( mlt_deque_pop_back( self->stack_service ) );
mlt_deque_close( self->stack_service );
mlt_properties_close( &self->parent );
free( self );
}
}
void mlt_factory_close( )
{
if ( mlt_directory != NULL )
{
mlt_properties_close( event_object );
event_object = NULL;
#if !defined(WIN32)
// XXX something in here is causing Shotcut/Win32 to not exit completely
// under certain conditions: e.g. play a playlist.
mlt_properties_close( global_properties );
global_properties = NULL;
#endif
if ( repository )
{
mlt_repository_close( repository );
repository = NULL;
}
free( mlt_directory );
mlt_directory = NULL;
mlt_pool_close( );
}
}
static void destroy_data_queue( void *arg )
{
if ( arg != NULL )
{
// Assign the correct type
mlt_deque queue = arg;
// Iterate through each item and destroy them
while ( mlt_deque_peek_front( queue ) != NULL )
mlt_properties_close( mlt_deque_pop_back( queue ) );
// Close the deque
mlt_deque_close( queue );
}
}
static void query_preset( const char *id )
{
mlt_properties presets = mlt_repository_presets();
mlt_properties preset = mlt_properties_get_data( presets, id, NULL );
if ( preset )
{
char *s = mlt_properties_serialise_yaml( preset );
fprintf( stdout, "%s", s );
free( s );
}
else
{
fprintf( stdout, "# No metadata for preset \"%s\"\n", id );
}
mlt_properties_close( presets );
}
static void query_profile( const char *id )
{
mlt_properties profiles = mlt_profile_list();
mlt_properties profile = mlt_properties_get_data( profiles, id, NULL );
if ( profile )
{
char *s = mlt_properties_serialise_yaml( profile );
fprintf( stdout, "%s", s );
free( s );
}
else
{
fprintf( stdout, "# No metadata for profile \"%s\"\n", id );
}
mlt_properties_close( profiles );
}
static void check_thread_safe( mlt_properties properties, const char *name )
{
char dirname[PATH_MAX];
snprintf( dirname, PATH_MAX, "%s/frei0r/not_thread_safe.txt", mlt_environment( "MLT_DATA" ) );
mlt_properties not_thread_safe = mlt_properties_load( dirname );
int i;
for ( i = 0; i < mlt_properties_count( not_thread_safe ); i++ )
{
if ( strcmp( name, mlt_properties_get_name( not_thread_safe, i ) ) == 0 )
{
mlt_properties_set_int( properties, "_not_thread_safe", 1 );
break;
}
}
mlt_properties_close( not_thread_safe );
}
mlt_properties mlt_profile_list( )
{
char *filename = NULL;
const char *prefix = getenv( "MLT_PROFILES_PATH" );
mlt_properties properties = mlt_properties_new();
mlt_properties dir = mlt_properties_new();
int sort = 1;
const char *wildcard = NULL;
int i;
// Load from $datadir/mlt/profiles if no env var
if ( prefix == NULL )
{
prefix = mlt_environment( "MLT_DATA" );
filename = calloc( 1, strlen( prefix ) + strlen( PROFILES_DIR ) + 1 );
strcpy( filename, prefix );
strcat( filename, PROFILES_DIR );
prefix = filename;
}
mlt_properties_dir_list( dir, prefix, wildcard, sort );
for ( i = 0; i < mlt_properties_count( dir ); i++ )
{
char *filename = mlt_properties_get_value( dir, i );
char *profile_name = basename( filename );
if ( profile_name[0] != '.' && strcmp( profile_name, "Makefile" ) &&
profile_name[ strlen( profile_name ) - 1 ] != '~' )
{
mlt_properties profile = mlt_properties_load( filename );
if ( profile )
{
mlt_properties_set_data( properties, profile_name, profile, 0,
(mlt_destructor) mlt_properties_close, NULL );
}
}
}
mlt_properties_close( dir );
if ( filename )
free( filename );
return properties;
}
mlt_profile mlt_profile_load_string( const char *string )
{
mlt_properties properties = mlt_properties_new();
mlt_profile profile = NULL;
if ( properties )
{
const char *p = string;
while ( p )
{
if ( strcmp( p, "" ) && p[ 0 ] != '#' )
mlt_properties_parse( properties, p );
p = strchr( p, '\n' );
if ( p ) p++;
}
profile = mlt_profile_load_properties( properties );
mlt_properties_close( properties );
}
return profile;
}
static mlt_profile mlt_profile_select( const char *name )
{
char *filename = NULL;
const char *prefix = getenv( "MLT_PROFILES_PATH" );
mlt_properties properties = mlt_properties_load( name );
mlt_profile profile = NULL;
// Try to load from file specification
if ( properties && mlt_properties_get_int( properties, "width" ) )
{
filename = calloc( 1, strlen( name ) + 1 );
}
// Load from $datadir/mlt/profiles
else if ( prefix == NULL )
{
prefix = mlt_environment( "MLT_DATA" );
filename = calloc( 1, strlen( prefix ) + strlen( PROFILES_DIR ) + strlen( name ) + 1 );
strcpy( filename, prefix );
strcat( filename, PROFILES_DIR );
}
// Use environment variable instead
else
{
filename = calloc( 1, strlen( prefix ) + strlen( name ) + 2 );
strcpy( filename, prefix );
if ( filename[ strlen( filename ) - 1 ] != '/' )
filename[ strlen( filename ) ] = '/';
}
// Finish loading
strcat( filename, name );
profile = mlt_profile_load_file( filename );
// Cleanup
mlt_properties_close( properties );
free( filename );
return profile;
}
void process_queue( mlt_deque data_queue, mlt_frame frame, mlt_filter filter )
{
if ( data_queue != NULL )
{
// Create a new queue for those that we can't handle
mlt_deque temp_queue = mlt_deque_init( );
// Iterate through each entry on the queue
while ( mlt_deque_peek_front( data_queue ) != NULL )
{
// Get the data feed
mlt_properties feed = mlt_deque_pop_front( data_queue );
if ( mlt_properties_get( MLT_FILTER_PROPERTIES( filter ), "debug" ) != NULL )
mlt_properties_debug( feed, mlt_properties_get( MLT_FILTER_PROPERTIES( filter ), "debug" ), stderr );
// Process the data feed...
if ( process_feed( feed, filter, frame ) == 0 )
mlt_properties_close( feed );
else
mlt_deque_push_back( temp_queue, feed );
}
// Now put the unprocessed feeds back on the stack
while ( mlt_deque_peek_front( temp_queue ) )
{
// Get the data feed
mlt_properties feed = mlt_deque_pop_front( temp_queue );
// Put it back on the data queue
mlt_deque_push_back( data_queue, feed );
}
// Close the temporary queue
mlt_deque_close( temp_queue );
}
}
static void add_parameters( mlt_properties params, void *object, int req_flags, const char *unit, const char *subclass )
{
const AVOption *opt = NULL;
// For each AVOption on the AVClass object
#if LIBAVUTIL_VERSION_INT >= ((51<<16)+(12<<8)+0)
while ( ( opt = av_opt_next( object, opt ) ) )
#else
while ( ( opt = av_next_option( object, opt ) ) )
#endif
{
// If matches flags and not a binary option (not supported by Mlt)
if ( !( opt->flags & req_flags ) || ( opt->type == AV_OPT_TYPE_BINARY ) )
continue;
// Ignore constants (keyword values)
if ( !unit && opt->type == AV_OPT_TYPE_CONST )
continue;
// When processing a groups of options (unit)...
// ...ignore non-constants
else if ( unit && opt->type != AV_OPT_TYPE_CONST )
continue;
// ...ignore constants not in this group
else if ( unit && opt->type == AV_OPT_TYPE_CONST && strcmp( unit, opt->unit ) )
continue;
// ..add constants to the 'values' sequence
else if ( unit && opt->type == AV_OPT_TYPE_CONST )
{
char key[20];
snprintf( key, 20, "%d", mlt_properties_count( params ) );
mlt_properties_set( params, key, opt->name );
continue;
}
// Create a map for this option.
mlt_properties p = mlt_properties_new();
char key[20];
snprintf( key, 20, "%d", mlt_properties_count( params ) );
// Add the map to the 'parameters' sequence.
mlt_properties_set_data( params, key, p, 0, (mlt_destructor) mlt_properties_close, NULL );
// Add the parameter metadata for this AVOption.
mlt_properties_set( p, "identifier", opt->name );
if ( opt->help )
{
if ( subclass )
{
char *s = malloc( strlen( opt->help ) + strlen( subclass ) + 4 );
strcpy( s, opt->help );
strcat( s, " (" );
strcat( s, subclass );
strcat( s, ")" );
mlt_properties_set( p, "description", s );
free( s );
}
else
mlt_properties_set( p, "description", opt->help );
}
switch ( opt->type )
{
case AV_OPT_TYPE_FLAGS:
mlt_properties_set( p, "type", "string" );
mlt_properties_set( p, "format", "flags" );
break;
case AV_OPT_TYPE_INT:
if ( !opt->unit )
{
mlt_properties_set( p, "type", "integer" );
if ( opt->min != INT_MIN )
mlt_properties_set_int( p, "minimum", (int) opt->min );
if ( opt->max != INT_MAX )
mlt_properties_set_int( p, "maximum", (int) opt->max );
#if LIBAVUTIL_VERSION_MAJOR > 50
mlt_properties_set_int( p, "default", (int) opt->default_val.dbl );
#endif
}
else
{
mlt_properties_set( p, "type", "string" );
mlt_properties_set( p, "format", "integer or keyword" );
}
break;
case AV_OPT_TYPE_INT64:
mlt_properties_set( p, "type", "integer" );
mlt_properties_set( p, "format", "64-bit" );
if ( opt->min != INT64_MIN )
mlt_properties_set_int64( p, "minimum", (int64_t) opt->min );
if ( opt->max != INT64_MAX )
mlt_properties_set_int64( p, "maximum", (int64_t) opt->max );
#if LIBAVUTIL_VERSION_MAJOR > 50
mlt_properties_set_int64( p, "default", (int64_t) opt->default_val.dbl );
#endif
break;
case AV_OPT_TYPE_FLOAT:
mlt_properties_set( p, "type", "float" );
if ( opt->min != FLT_MIN && opt->min != -340282346638528859811704183484516925440.0 )
mlt_properties_set_double( p, "minimum", opt->min );
if ( opt->max != FLT_MAX )
mlt_properties_set_double( p, "maximum", opt->max );
#if LIBAVUTIL_VERSION_MAJOR > 50
mlt_properties_set_double( p, "default", opt->default_val.dbl );
#endif
break;
case AV_OPT_TYPE_DOUBLE:
mlt_properties_set( p, "type", "float" );
mlt_properties_set( p, "format", "double" );
if ( opt->min != DBL_MIN )
mlt_properties_set_double( p, "minimum", opt->min );
if ( opt->max != DBL_MAX )
mlt_properties_set_double( p, "maximum", opt->max );
#if LIBAVUTIL_VERSION_MAJOR > 50
mlt_properties_set_double( p, "default", opt->default_val.dbl );
#endif
break;
case AV_OPT_TYPE_STRING:
mlt_properties_set( p, "type", "string" );
#if LIBAVUTIL_VERSION_MAJOR > 50
mlt_properties_set( p, "default", opt->default_val.str );
#endif
break;
case AV_OPT_TYPE_RATIONAL:
mlt_properties_set( p, "type", "string" );
mlt_properties_set( p, "format", "numerator:denominator" );
break;
case AV_OPT_TYPE_CONST:
default:
mlt_properties_set( p, "type", "integer" );
mlt_properties_set( p, "format", "constant" );
break;
}
// If the option belongs to a group (unit) and is not a constant (keyword value)
if ( opt->unit && opt->type != AV_OPT_TYPE_CONST )
{
// Create a 'values' sequence.
mlt_properties values = mlt_properties_new();
// Recurse to add constants in this group to the 'values' sequence.
add_parameters( values, object, req_flags, opt->unit, NULL );
if ( mlt_properties_count( values ) )
mlt_properties_set_data( p, "values", values, 0, (mlt_destructor) mlt_properties_close, NULL );
else
mlt_properties_close( values );
}
}
}
static void foreach_consumer_init( mlt_consumer consumer )
{
const char *resource = mlt_properties_get( MLT_CONSUMER_PROPERTIES(consumer), "resource" );
mlt_properties properties = mlt_properties_parse_yaml( resource );
char key[20];
int index = 0;
if ( mlt_properties_get_data( MLT_CONSUMER_PROPERTIES(consumer), "0", NULL ) )
{
// Properties set directly by application
mlt_properties p;
if ( properties )
mlt_properties_close( properties );
properties = MLT_CONSUMER_PROPERTIES(consumer);
do {
snprintf( key, sizeof(key), "%d", index );
if ( ( p = mlt_properties_get_data( properties, key, NULL ) ) )
generate_consumer( consumer, p, index++ );
} while ( p );
}
else if ( properties && mlt_properties_get_data( properties, "0", NULL ) )
{
// YAML file supplied
mlt_properties p;
do {
snprintf( key, sizeof(key), "%d", index );
if ( ( p = mlt_properties_get_data( properties, key, NULL ) ) )
generate_consumer( consumer, p, index++ );
} while ( p );
mlt_properties_close( properties );
}
else
{
// properties file supplied or properties on this consumer
const char *s;
if ( properties )
mlt_properties_close( properties );
if ( resource )
properties = mlt_properties_load( resource );
else
properties = MLT_CONSUMER_PROPERTIES( consumer );
do {
snprintf( key, sizeof(key), "%d", index );
if ( ( s = mlt_properties_get( properties, key ) ) )
{
mlt_properties p = mlt_properties_new();
int i, count;
if ( !p ) break;
mlt_properties_set( p, "mlt_service", mlt_properties_get( properties, key ) );
snprintf( key, sizeof(key), "%d.", index );
count = mlt_properties_count( properties );
for ( i = 0; i < count; i++ )
{
char *name = mlt_properties_get_name( properties, i );
if ( !strncmp( name, key, strlen(key) ) )
mlt_properties_set( p, name + strlen(key),
mlt_properties_get_value( properties, i ) );
}
generate_consumer( consumer, p, index++ );
mlt_properties_close( p );
}
} while ( s );
if ( resource )
mlt_properties_close( properties );
}
}
static mlt_properties fill_param_info ( mlt_service_type type, const char *service_name, char *name )
{
char file[ PATH_MAX ];
char servicetype[ 1024 ]="";
struct stat stat_buff;
switch ( type ) {
case producer_type:
strcpy ( servicetype , "producer" );
break;
case filter_type:
strcpy ( servicetype , "filter" );
break;
case transition_type:
strcpy ( servicetype , "transition" ) ;
break;
default:
strcpy ( servicetype , "" );
};
snprintf( file, PATH_MAX, "%s/frei0r/%s_%s.yml", mlt_environment( "MLT_DATA" ), servicetype, service_name );
memset(&stat_buff, 0, sizeof(stat_buff));
stat(file,&stat_buff);
if (S_ISREG(stat_buff.st_mode)){
return mlt_properties_parse_yaml( file );
}
void* handle=dlopen(name,RTLD_LAZY);
if (!handle) return NULL;
void (*plginfo)(f0r_plugin_info_t*)=dlsym(handle,"f0r_get_plugin_info");
void (*param_info)(f0r_param_info_t*,int param_index)=dlsym(handle,"f0r_get_param_info");
void (*f0r_init)(void)=dlsym(handle,"f0r_init");
void (*f0r_deinit)(void)=dlsym(handle,"f0r_deinit");
f0r_instance_t (*f0r_construct)(unsigned int , unsigned int)=dlsym(handle, "f0r_construct");
void (*f0r_destruct)(f0r_instance_t)=dlsym(handle, "f0r_destruct");
void (*f0r_get_param_value)(f0r_instance_t instance, f0r_param_t param, int param_index)=dlsym(handle,"f0r_get_param_value" );
if (!plginfo || !param_info) {
dlclose(handle);
return NULL;
}
mlt_properties metadata = mlt_properties_new();
f0r_plugin_info_t info;
char string[48];
int j=0;
f0r_init();
f0r_instance_t instance = f0r_construct(720, 576);
if (!instance) {
f0r_deinit();
dlclose(handle);
mlt_properties_close(metadata);
return NULL;
}
plginfo(&info);
snprintf ( string, sizeof(string) , "%d" , info.minor_version );
mlt_properties_set_double ( metadata, "schema_version" , 0.1 );
mlt_properties_set ( metadata, "title" , info.name );
mlt_properties_set_double ( metadata, "version",
info.major_version + info.minor_version / pow( 10, strlen( string ) ) );
mlt_properties_set ( metadata, "identifier" , service_name );
mlt_properties_set ( metadata, "description" , info.explanation );
mlt_properties_set ( metadata, "creator" , info.author );
switch (type){
case producer_type:
mlt_properties_set ( metadata, "type" , "producer" );
break;
case filter_type:
mlt_properties_set ( metadata, "type" , "filter" );
break;
case transition_type:
mlt_properties_set ( metadata, "type" , "transition" );
break;
default:
break;
}
mlt_properties tags = mlt_properties_new ( );
mlt_properties_set_data ( metadata , "tags" , tags , 0 , ( mlt_destructor )mlt_properties_close, NULL );
mlt_properties_set ( tags , "0" , "Video" );
mlt_properties parameter = mlt_properties_new ( );
mlt_properties_set_data ( metadata , "parameters" , parameter , 0 , ( mlt_destructor )mlt_properties_close, NULL );
for (j=0;j<info.num_params;j++){
snprintf ( string , sizeof(string), "%d" , j );
mlt_properties pnum = mlt_properties_new ( );
mlt_properties_set_data ( parameter , string , pnum , 0 , ( mlt_destructor )mlt_properties_close, NULL );
f0r_param_info_t paraminfo;
param_info(¶minfo,j);
mlt_properties_set ( pnum , "identifier" , string );
mlt_properties_set ( pnum , "title" , paraminfo.name );
mlt_properties_set ( pnum , "description" , paraminfo.explanation);
if ( paraminfo.type == F0R_PARAM_DOUBLE ){
double deflt = 0;
mlt_properties_set ( pnum , "type" , "float" );
mlt_properties_set ( pnum , "minimum" , "0" );
mlt_properties_set ( pnum , "maximum" , "1" );
f0r_get_param_value( instance, &deflt, j);
mlt_properties_set_double ( pnum, "default", CLAMP(deflt, 0.0, 1.0) );
mlt_properties_set ( pnum , "mutable" , "yes" );
mlt_properties_set ( pnum , "widget" , "spinner" );
}else
if ( paraminfo.type == F0R_PARAM_BOOL ){
double deflt = 0;
mlt_properties_set ( pnum , "type" , "boolean" );
mlt_properties_set ( pnum , "minimum" , "0" );
mlt_properties_set ( pnum , "maximum" , "1" );
f0r_get_param_value( instance, &deflt, j);
mlt_properties_set_int ( pnum, "default", deflt != 0.0 );
mlt_properties_set ( pnum , "mutable" , "yes" );
mlt_properties_set ( pnum , "widget" , "checkbox" );
}else
if ( paraminfo.type == F0R_PARAM_COLOR ){
char colorstr[8];
f0r_param_color_t deflt = {0, 0, 0};
mlt_properties_set ( pnum , "type" , "color" );
f0r_get_param_value( instance, &deflt, j);
sprintf( colorstr, "#%02x%02x%02x", (unsigned) CLAMP(deflt.r * 255, 0 , 255),
(unsigned) CLAMP(deflt.g * 255, 0 , 255), (unsigned) CLAMP(deflt.b * 255, 0 , 255));
colorstr[7] = 0;
mlt_properties_set ( pnum , "default", colorstr );
mlt_properties_set ( pnum , "mutable" , "yes" );
mlt_properties_set ( pnum , "widget" , "color" );
}else
if ( paraminfo.type == F0R_PARAM_STRING ){
char *deflt = NULL;
mlt_properties_set ( pnum , "type" , "string" );
f0r_get_param_value( instance, &deflt, j );
mlt_properties_set ( pnum , "default", deflt );
mlt_properties_set ( pnum , "mutable" , "yes" );
mlt_properties_set ( pnum , "widget" , "text" );
}
}
f0r_destruct(instance);
f0r_deinit();
dlclose(handle);
free(name);
return metadata;
}