Source position: gdkpixbuf.pp line 205
procedure gdk_pixbuf_render_threshold_alpha(  | 
pixbuf: PGdkPixbuf;  | 
bitmap: PGdkBitMap;  | 
src_x: LongInt;  | 
src_y: LongInt;  | 
dest_x: LongInt;  | 
dest_y: LongInt;  | 
width: LongInt;  | 
height: LongInt;  | 
alpha_threshold: LongInt  | 
);  |