return this->private == NULL;
}
+/** Constructor for stand alone object.
+*/
+
+mlt_properties mlt_properties_new( )
+{
+ // Construct a standalone properties object
+ mlt_properties this = calloc( sizeof( struct mlt_properties_s ), 1 );
+
+ // Initialise this
+ mlt_properties_init( this, NULL );
+
+ // Return the pointer
+ return this;
+}
+
+/** Special case - when a container (such as fezzik) is protecting another
+ producer, we need to ensure that properties are passed through to the
+ real producer.
+*/
+
+static void mlt_properties_do_mirror( mlt_properties this, char *name )
+{
+ if ( strcmp( name, "in" ) && strcmp( name, "out" ) )
+ {
+ mlt_properties mirror = mlt_properties_get_data( this, "mlt_mirror", NULL );
+ if ( mirror != NULL )
+ {
+ char *value = mlt_properties_get( this, name );
+ if ( value != NULL )
+ mlt_properties_set( mirror, name, value );
+ }
+ }
+}
+
+/** Allow the specification of a mirror.
+*/
+
+void mlt_properties_mirror( mlt_properties this, mlt_properties that )
+{
+ mlt_properties_set_data( this, "mlt_mirror", that, 0, NULL, NULL );
+}
+
+/** Inherit all serialisable properties from that into this.
+*/
+
+int mlt_properties_inherit( mlt_properties this, mlt_properties that )
+{
+ int count = mlt_properties_count( that );
+ while ( count -- )
+ {
+ char *value = mlt_properties_get_value( that, count );
+ if ( value != NULL )
+ {
+ char *name = mlt_properties_get_name( that, count );
+ mlt_properties_set( this, name, value );
+ }
+ }
+ return 0;
+}
+
/** Locate a property by name
*/
// Set it if not NULL
if ( property != NULL )
+ {
error = mlt_property_set_string( property, value );
+ mlt_properties_do_mirror( this, name );
+ }
return error;
}
// Set it if not NULL
if ( property != NULL )
+ {
error = mlt_property_set_int( property, value );
+ mlt_properties_do_mirror( this, name );
+ }
return error;
}
// Set it if not NULL
if ( property != NULL )
+ {
error = mlt_property_set_double( property, value );
+ mlt_properties_do_mirror( this, name );
+ }
return error;
}
/** Get a value associated to the name.
*/
-mlt_timecode mlt_properties_get_timecode( mlt_properties this, char *name )
+mlt_position mlt_properties_get_position( mlt_properties this, char *name )
{
mlt_property value = mlt_properties_find( this, name );
- return value == NULL ? 0 : mlt_property_get_timecode( value );
+ return value == NULL ? 0 : mlt_property_get_position( value );
}
/** Set a value associated to the name.
*/
-int mlt_properties_set_timecode( mlt_properties this, char *name, mlt_timecode value )
+int mlt_properties_set_position( mlt_properties this, char *name, mlt_position value )
{
int error = 1;
// Set it if not NULL
if ( property != NULL )
- error = mlt_property_set_timecode( property, value );
+ {
+ error = mlt_property_set_position( property, value );
+ mlt_properties_do_mirror( this, name );
+ }
return error;
}
return error;
}
+/** Rename a property.
+*/
+
+int mlt_properties_rename( mlt_properties this, char *source, char *dest )
+{
+ mlt_property value = mlt_properties_find( this, dest );
+
+ if ( value == NULL )
+ {
+ property_list *list = this->private;
+ int i = 0;
+
+ // Locate the item
+ for ( i = 0; i < list->count; i ++ )
+ {
+ if ( !strcmp( list->name[ i ], source ) )
+ {
+ free( list->name[ i ] );
+ list->name[ i ] = strdup( dest );
+ break;
+ }
+ }
+ }
+
+ return value != NULL;
+}
+
+/** Dump the properties.
+*/
+
+void mlt_properties_dump( mlt_properties this, FILE *output )
+{
+ property_list *list = this->private;
+ int i = 0;
+ for ( i = 0; i < list->count; i ++ )
+ fprintf( stderr, "%s = %s\n", list->name[ i ], mlt_properties_get( this, list->name[ i ] ) );
+}
+
/** Close the list.
*/
int index = 0;
// Clean up names and values
- for ( index = 0; index < list->count; index ++ )
+ for ( index = list->count - 1; index >= 0; index -- )
{
free( list->name[ index ] );
mlt_property_close( list->value[ index ] );
free( list->name );
free( list->value );
free( list );
+
+ // Free this now if this has no child
+ if ( this->child == NULL )
+ free( this );
}