// Callback registration
this->get_frame = producer_get_frame;
- this->close = producer_close;
+ this->close = ( mlt_destructor )producer_close;
}
return this;
// Obtain properties of frame
mlt_properties properties = mlt_frame_properties( *frame );
+ // Obtain properties of producer
+ mlt_properties producer_props = mlt_producer_properties( this );
+
+ // Determine if we're producing PAL or NTSC
+ int is_pal = mlt_properties_get_double( producer_props, "fps" ) == 25.0;
+
// Aspect ratio is 1?
- mlt_properties_set_double( properties, "aspect_ratio", 1.0 );
+ mlt_properties_set_double( properties, "aspect_ratio", is_pal ? 128.0/117.0 : 72.0/79.0 );
// Set producer-specific frame properties
mlt_properties_set_int( properties, "progressive", 1 );