hacks/python-playback/thumbs.py

   1 # GUI to display thumbnails and allow cropping
   2 # to be set up
   3
   4 import os
   5 import sys
   6 import pygtk
   7 pygtk.require('2.0')
   8 import gtk
   9 import film
  10 import player
  11
  12 class Thumbs(gtk.Dialog):
  13     def __init__(self, film):
  14         gtk.Dialog.__init__(self)
  15         self.film = film
  16         self.controls = gtk.Table()
  17         self.controls.set_col_spacings(4)
  18         self.thumb_adj = gtk.Adjustment(0, 0, self.film.thumbs() - 1, 1, 10)
  19         self.add_control("Thumbnail", self.thumb_adj, 0)
  20         self.left_crop_adj = gtk.Adjustment(self.film.left_crop, 0, 1024, 1, 128)
  21         self.add_control("Left crop", self.left_crop_adj, 1)
  22         self.right_crop_adj = gtk.Adjustment(self.film.right_crop, 0, 1024, 1, 128)
  23         self.add_control("Right crop", self.right_crop_adj, 2)
  24         self.top_crop_adj = gtk.Adjustment(self.film.top_crop, 0, 1024, 1, 128)
  25         self.add_control("Top crop", self.top_crop_adj, 3)
  26         self.bottom_crop_adj = gtk.Adjustment(self.film.bottom_crop, 0, 1024, 1, 128)
  27         self.add_control("Bottom crop", self.bottom_crop_adj, 4)
  28         self.display_image = gtk.Image()
  29         self.update_display()
  30         window_box = gtk.HBox()
  31         window_box.set_spacing(12)
  32
  33         controls_vbox = gtk.VBox()
  34         controls_vbox.set_spacing(4)
  35         controls_vbox.pack_start(self.controls, False, False)
  36
  37         window_box.pack_start(controls_vbox, True, True)
  38         window_box.pack_start(self.display_image)
  39
  40         self.set_title("%s Thumbnails" % film.name)
  41         self.get_content_area().add(window_box)
  42         self.add_button("Close", gtk.RESPONSE_ACCEPT)
  43         self.show_all()
  44
  45         for a in [self.thumb_adj, self.left_crop_adj, self.right_crop_adj, self.top_crop_adj, self.bottom_crop_adj]:
  46             a.connect('value-changed', self.update_display, self)
  47
  48     def add_control(self, name, adj, n):
  49         l = gtk.Label(name)
  50         l.set_alignment(1, 0.5)
  51         self.controls.attach(l, 0, 1, n, n + 1)
  52         s = gtk.SpinButton(adj)
  53         self.controls.attach(s, 1, 2, n, n + 1)
  54
  55     def update_display(self, a = None, b = None):
  56         thumb_pixbuf = gtk.gdk.pixbuf_new_from_file(self.film.thumb(self.thumb_adj.get_value()))
  57         self.width = thumb_pixbuf.get_width()
  58         self.height = thumb_pixbuf.get_height()
  59         left = self.left_crop()
  60         right = self.right_crop()
  61         top = self.top_crop()
  62         bottom = self.bottom_crop()
  63         pixbuf = thumb_pixbuf.subpixbuf(left, top, self.width - left - right, self.height - top - bottom)
  64         self.display_image.set_from_pixbuf(pixbuf)
  65
  66     def top_crop(self):
  67         return int(self.top_crop_adj.get_value())
  68
  69     def bottom_crop(self):
  70         return int(self.bottom_crop_adj.get_value())
  71
  72     def left_crop(self):
  73         return int(self.left_crop_adj.get_value())
  74
  75     def right_crop(self):
  76         return int(self.right_crop_adj.get_value())