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+# FILEMIXAUTO - Audio File Looper/Mixer/Processor for Children (2011)
+# Art Hunkins (www.arthunkins.com)
+#
+# FileMixAuto is licensed under the Creative Commons Attribution-Share
+# Alike 3.0 Unported License. To view a copy of this license, visit
+# http://creativecommons.org/licenses/by-sa/3.0/ or send a letter to
+# Creative Commons, 171 Second Street, Suite 300, San Francisco,
+# California, 94105, USA.
+#
+# It is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+import csndsugui
+import gobject
+from sugar.activity import activity
+from sugar.graphics.objectchooser import ObjectChooser
+from sugar import mime
+import gtk
+import os
+
+class FileMixAuto(activity.Activity):
+
+ def __init__(self, handle):
+
+ activity.Activity.__init__(self, handle)
+
+ red = (0xDDDD, 0, 0)
+ brown = (0x6600, 0, 0)
+ green = (0, 0x5500, 0)
+ self.path1 = "0"
+ self.path2 = "0"
+ self.path3 = "0"
+ self.path4 = "0"
+ self.jobject1 = None
+ self.jobject2 = None
+ self.jobject3 = None
+ self.jobject4 = None
+
+ win = csndsugui.CsoundGUI(self)
+ width = gtk.gdk.screen_width()
+ height = gtk.gdk.screen_height()
+ if os.path.exists("/etc/olpc-release") or os.path.exists("/sys/power/olpc-pm"):
+ adjust = 78
+ else:
+ adjust = 57
+ screen = win.box()
+ screen.set_size_request(width, height - adjust)
+ scrolled = gtk.ScrolledWindow()
+ scrolled.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
+ screen.pack_start(scrolled)
+ all = gtk.VBox()
+ all.show()
+ scrolled.add_with_viewport(all)
+ scrolled.show()
+
+ win.text("<big><b><big><u>FILEMIXAUTO</u> - Audio File Looper/Mixer/Processor \
+for Children (2011)</big></b>\n\
+\t\t\t\t Art Hunkins (www.arthunkins.com)</big>", all)
+
+ win.text("Loop and process 1 to 4 mono/stereo files; \
+wav and ogg vorbis formats only (no ogg vorbis on Sugar 0.84).\n\
+ User sound files must be placed in Journal (Record activity \
+does this). <b>No user files on Sugar 0.82</b> (original XO-1).\n\
+ The default files are abbreviated versions of those from the author's \
+<b>DUSK AT ST. FRANCIS SPRINGS</b>.\n\
+You are urged to create your own sound files suitable for looping, for example, \
+with the Record activity - \n especially nature soundscapes - to set a mood \
+or accompany movement, drama, pantomime, etc.", all, brown)
+
+ self.b2box = win.box(False, all)
+ bbox = win.box(False, all)
+ self.bb = bbox
+ self.w = win
+ self.r = red
+ self.g = green
+ self.br = brown
+ self.p = False
+
+ try:
+ from jarabe import config
+ version = [int(i) for i in config.version.split('.')][:2]
+ except ImportError:
+ version = [0, 82]
+ if version >= [0, 84]:
+ boxa = win.box(False, self.b2box)
+ boxb = win.box(False, self.b2box)
+ boxc = win.box(True, boxb)
+ boxd = win.box(False, boxc)
+ boxe = win.box(True, boxc)
+ win.text("\t\tOptionally, select your own <b>audio</b> file(s) from the Journal.\n\
+\t\tDeselect a file by choosing another, or by closing Journal.\n\
+\t\tSuggestion: create files with Record v64/v78/v86 or Audacity. ", boxa, green)
+ win.text("Select File(s):", boxd, brown)
+ but5 = win.cbbutton(boxd, self.choose1, " 1 ")
+ but5.modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color(0x6600, 0, 0))
+ but5.modify_bg(gtk.STATE_PRELIGHT, gtk.gdk.Color(0x6600, 0, 0))
+ but6 = win.cbbutton(boxd, self.choose2, " 2 ")
+ but6.modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color(0x6600, 0, 0))
+ but6.modify_bg(gtk.STATE_PRELIGHT, gtk.gdk.Color(0x6600, 0, 0))
+ but7 = win.cbbutton(boxd, self.choose3, " 3 ")
+ but7.modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color(0x6600, 0, 0))
+ but7.modify_bg(gtk.STATE_PRELIGHT, gtk.gdk.Color(0x6600, 0, 0))
+ but8 = win.cbbutton(boxd, self.choose4, " 4 ")
+ but8.modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color(0x6600, 0, 0))
+ but8.modify_bg(gtk.STATE_PRELIGHT, gtk.gdk.Color(0x6600, 0, 0))
+ but9 = win.cbbutton(boxe, self.auto, " CLICK when selections made ")
+ but9.modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color(0, 0x7700, 0))
+ but9.modify_bg(gtk.STATE_PRELIGHT, gtk.gdk.Color(0, 0x7700, 0))
+ else:
+ self.auto(self)
+
+ def choose1(self, widget):
+ chooser = ObjectChooser(parent=self, what_filter=mime.GENERIC_TYPE_AUDIO)
+ result = chooser.run()
+ if result == gtk.RESPONSE_ACCEPT:
+ self.jobject1 = chooser.get_selected_object()
+ self.path1 = str(self.jobject1.get_file_path())
+ else:
+ self.jobject1 = None
+ self.path1 = "0"
+
+ def choose2(self, widget):
+ chooser = ObjectChooser(parent=self, what_filter=mime.GENERIC_TYPE_AUDIO)
+ result = chooser.run()
+ if result == gtk.RESPONSE_ACCEPT:
+ self.jobject2 = chooser.get_selected_object()
+ self.path2 = str(self.jobject2.get_file_path())
+ else:
+ self.jobject2 = None
+ self.path2 = "0"
+
+ def choose3(self, widget):
+ chooser = ObjectChooser(parent=self, what_filter=mime.GENERIC_TYPE_AUDIO)
+ result = chooser.run()
+ if result == gtk.RESPONSE_ACCEPT:
+ self.jobject3 = chooser.get_selected_object()
+ self.path3 = str(self.jobject3.get_file_path())
+ else:
+ self.jobject3 = None
+ self.path3 = "0"
+
+ def choose4(self, widget):
+ chooser = ObjectChooser(parent=self, what_filter=mime.GENERIC_TYPE_AUDIO)
+ result = chooser.run()
+ if result == gtk.RESPONSE_ACCEPT:
+ self.jobject4 = chooser.get_selected_object()
+ self.path4 = str(self.jobject4.get_file_path())
+ else:
+ self.jobject4 = None
+ self.path4 = "0"
+
+ def send_data(self):
+ self.w.set_filechannel("file1", self.path1)
+ self.w.set_filechannel("file2", self.path2)
+ self.w.set_filechannel("file3", self.path3)
+ self.w.set_filechannel("file4", self.path4)
+
+ def playcsd(self, widget):
+ def start(self):
+ self.p = True
+ self.w.play()
+ gobject.timeout_add(500, checkstat)
+ self.but.child.set_label("STOP !")
+ self.but.child.set_use_markup(True)
+ self.but.modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color(0xFFFF, 0, 0))
+ self.but.modify_bg(gtk.STATE_PRELIGHT, gtk.gdk.Color(0xFFFF, 0, 0))
+ def stop(self):
+ self.p = False
+ self.w.recompile()
+ self.w.channels_reinit()
+ self.send_data()
+ self.but.child.set_label("START !")
+ self.but.child.set_use_markup(True)
+ self.but.modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color(0, 0x7700, 0))
+ self.but.modify_bg(gtk.STATE_PRELIGHT, gtk.gdk.Color(0, 0x7700, 0))
+ def checkstat():
+ if self.w.perf.GetStatus() == 2:
+ stop(self)
+ return True
+ if self.p == False:
+ start(self)
+ else:
+ stop(self)
+
+ def auto(self, widget):
+ self.b2box.destroy()
+ self.box1 = self.w.box(True, self.bb)
+ self.w.text(" ", self.box1)
+ self.box2 = self.w.box(True, self.bb)
+ self.f = self.w.framebox(" <b>FileMixAuto</b> - <i>Select Options First</i> ",\
+False, self.box2, self.r)
+ self.b1 = self.w.box(True, self.f)
+ self.b2 = self.w.box(True, self.f)
+ self.b3 = self.w.box(True, self.f)
+ self.b4 = self.w.box(True, self.f)
+ self.b5 = self.w.box(True, self.f)
+ self.b6 = self.w.box(True, self.f)
+ self.b7 = self.w.box(True, self.f)
+ self.w.csd("FileMixAuto.csd")
+ self.w.spin(4, 1, 4, 1, 1, self.b1, 0, "Files", "# of Files")
+ self.w.spin(0, 0, 50, 1, 5, self.b1, 0, "RandRate", "Random Rate\n\
+[0=no change]")
+ self.w.spin(10, 0, 10, 1, 1, self.b2, 0, "MaxVol1", "Max Vol/File1 ")
+ self.w.spin(10, 0, 10, 1, 1, self.b2, 0, "MaxVol2", "Max Vol/File2 \n\
+ Random Vol")
+ self.w.spin(10, 0, 10, 1, 1, self.b3, 0, "MaxVol3", "Max Vol/File3 ")
+ self.w.spin(10, 0, 10, 1, 1, self.b3, 0, "MaxVol4", " Max Vol/File4 \n\
+is < Max Vol")
+ self.w.spin(0, 0, 10, 1, 1, self.b4, 0, "RandVol", "Random Volume")
+ self.w.spin(0, 0, 10, 1, 1, self.b4, 0, "RandPtch", "Random Pitch\n\
+[+/- 10% max]")
+ self.w.spin(0, 0, 10, 1, 1, self.b5, 0, "RandPeak", "Random Peak")
+ self.w.spin(0, 0, 10, 1, 1, self.b5, 0, "RandFilt", "Random Filter")
+ self.w.spin(0, -10, 10, 1, 1, self.b6, 0, "FiltShft", "Filter Center +/-")
+ self.w.spin(5, -10, 60, 1, 10, self.b6, 0, "FadeDur", " Fade Duration\n\
+[+ = secs;- = mins]")
+ self.dur = self.w.spin(1, -24, 60, 1, 10, self.b7, 0, "TotalDur",\
+" Total Duration\n[+ = mins;- = hrs;\n 0 = 30 secs]")
+ self.send_data()
+ self.but = self.w.cbbutton(self.b7, self.playcsd, "START !")
+ self.but.modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color(0, 0x7700, 0))
+ self.but.modify_bg(gtk.STATE_PRELIGHT, gtk.gdk.Color(0, 0x7700, 0))
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