d> optimize pixbuf_draw_line (line endpoints should clip to draw region before draw loop)
d> optimize pixbuf_draw_triangle
> does new pixbuf_draw_triangle contain line edge rounding error?
- > move pixbuf_draw_* stuff into pixbuf_util.c
+ d> move pixbuf_draw_* stuff into pixbuf_util.c
> time line view:
> allow use of file date or EXIF (embedded) date.