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Diffstat (limited to 'sampleplay.py')
| -rw-r--r-- | sampleplay.py | 285 |
1 files changed, 285 insertions, 0 deletions
diff --git a/sampleplay.py b/sampleplay.py new file mode 100644 index 0000000..ef5daac --- /dev/null +++ b/sampleplay.py @@ -0,0 +1,285 @@ +# SAMPLEPLAY - Audio Sample Player Utilities for Children (2011) +# Art Hunkins (www.arthunkins.com) +# +# Sampleplay 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. +# +# version 2: +# GUI tweaks + +import csndsugui +from sugar.activity import activity +from sugar.graphics.objectchooser import ObjectChooser +from sugar import mime +import gtk +import os + +class SamplePlay(activity.Activity): + + def __init__(self, handle): + + activity.Activity.__init__(self, handle) + + red = (0xDDDD, 0, 0) + brown = (0x6600, 0, 0) + green = (0, 0x5500, 0) + self.paths = ["0"]*26 + self.jobjects = [None]*26 + self.buts = [None]*26 + + 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>SAMPLEPLAY</u> - Audio Sample Player \ +Utilities for Children (2011)</big></b>\n\ +\t\t\t Art Hunkins (www.arthunkins.com)</big>", all) + + win.text("\ +<b>SamplePlay</b> and <b>SamplePlayASC</b> play up to 25 mono/stereo samples and \ +0 - 1 audio loops at the same time;\n\ + wav and ogg vorbis formats only (no ogg vorbis on Sugar 0.84).\n\ + User samples must be placed in Journal (Record activity \ +does this). <b>No user files on Sugar 0.82</b> (original XO-1).\n\ + The default samples are those from the author's \ +<b>OISEAUX ORDINAIRES</b>. You are urged to create your own!\t ", all, brown) + win.text("<b>SamplePlay</b> requires a MIDI controller, \ +one key/button/pad per active sample (optionally velocity-sensitive); \t\n also \ +(optionally) an additional key/button/pad and/or 1-3 MIDI knobs/sliders. \ +All samples/MIDI notes are consecutive.", all, green) + win.text("\ +<i><b>MIDI</b>: plug in controller after boot & before selecting version. \ +Zero controls before start; reset pan & pitch \ +to .5 after.</i>", all, green) + win.text("<b>SamplePlayASC</b> doesn't involve MIDI; \ +control is via one or more ASCII keyboards.\n\ + <b>ASCII keys</b> used: (sample amplitude) 1-0(10); (pitch change, both + and -) \ +SHIFTED 1-0(10);\n\ + (pan position, left/right) Z to / [all the above take effect with next keypress]; \ +(samples 1-12 trigger) Q to ];\n\ + (samples 13-23) A to '; (sample 24) the - key, and \ +(sample 25) the = key. The ` key starts/stops background loop. ", all, brown) + + nbox = win.box(False, all) + self.b2box = win.box(False, all) + self.b3box = win.box(False, all) + but1 = win.cbbutton(nbox, self.version1, " 1 SamplePlay ") + but1.modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color(0, 0x7700, 0)) + but1.modify_bg(gtk.STATE_PRELIGHT, gtk.gdk.Color(0, 0x7700, 0)) + but2 = win.cbbutton(nbox, self.version2, " 2 SamplePlayASC ") + but2.modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color(0, 0x7700, 0)) + but2.modify_bg(gtk.STATE_PRELIGHT, gtk.gdk.Color(0, 0x7700, 0)) + win.text("<b> MIDI DEVICE REQUIRED</b> for SamplePlay", nbox, green) + + try: + from jarabe import config + version = [int(i) for i in config.version.split('.')][:2] + except ImportError: + version = [0, 82] + if version >= [0, 84]: + win.text(" Optionally, <b>before choosing version</b>, \ +select your own <b>audio</b> sample(s) and/or loop from Journal \n\ + Deselect by closing Journal. Create soundfiles with Record activity \ +or Audacity (see ReadMe.txt).", self.b2box, brown) + win.text(" Load Loop\n & Samples", self.b2box, brown) + self.buts[0] = win.cbbutton(self.b2box, self.choose0, "Loop") + self.buts[0].modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color(0x6600, 0, 0)) + win.text("", self.b3box, brown) + for i in range(1, 26): + self.buts[i] = win.cbbutton(self.b3box, self.choose, "%2d" %i) + self.buts[i].modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color(0x6600, 0, 0)) + + bbox = win.box(False, all) + self.bb = bbox + self.w = win + self.r = red + self.g = green + self.br = brown + self.ver = 0 + self.kp = [] + + def choose0(self, widget): + chooser = ObjectChooser(parent=self, what_filter=mime.GENERIC_TYPE_AUDIO) + result = chooser.run() + if result == gtk.RESPONSE_ACCEPT: + self.jobjects[0] = chooser.get_selected_object() + self.paths[0] = str(self.jobjects[0].get_file_path()) + self.buts[0].modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color(0, 0x8800, 0)) + self.buts[0].modify_bg(gtk.STATE_PRELIGHT, gtk.gdk.Color(0, 0x8800, 0)) + else: + self.paths[0] = "0" + self.jobjects[0] = None + self.buts[0].modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color(0x6600, 0, 0)) + self.buts[0].modify_bg(gtk.STATE_PRELIGHT, gtk.gdk.Color(0x6600, 0, 0)) + + def choose(self, widget): + chooser = ObjectChooser(parent=self, what_filter=mime.GENERIC_TYPE_AUDIO) + result = chooser.run() + index = self.b3box.child_get_property(widget, "position") + if result == gtk.RESPONSE_ACCEPT: + self.jobjects[index] = chooser.get_selected_object() + self.paths[index] = str(self.jobjects[index].get_file_path()) + self.buts[index].modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color(0, 0x8800, 0)) + self.buts[index].modify_bg(gtk.STATE_PRELIGHT, gtk.gdk.Color(0, 0x8800, 0)) + else: + self.paths[index] = "0" + self.jobjects[index] = None + self.buts[index].modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color(0x6600, 0, 0)) + self.buts[index].modify_bg(gtk.STATE_PRELIGHT, gtk.gdk.Color(0x6600, 0, 0)) + + def send_data(self): + for i in range(26): + self.w.set_filechannel("file%d" % i, self.paths[i]) + + def onKeyPress(self, widget, event): + if self.p: + keyval = event.keyval + if keyval in self.kp: + return True + self.kp.append(keyval) + self.w.set_channel("ascii", keyval) + return True + + def onKeyRelease(self, widget, event): + self.kp.remove(event.keyval) + self.w.set_channel("ascii", 0) + return True + + def playcsd(self, widget): + if self.p == False: + self.p = True + self.w.play() + 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)) + if self.ver > 1: + self.connect("key-press-event", self.onKeyPress) + self.connect("key-release-event", self.onKeyRelease) + else: + 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 version1(self, widget): + if self.ver != 0: + self.box1.destroy() + self.box2.destroy() + else: + self.b2box.destroy() + self.b3box.destroy() + self.ver = 1 + 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>1 - Sampleplay</b> ", 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.w.reset() + self.w.csd("SamplePlay.csd") + self.w.spin(1, 1, 16, 1, 1, self.b1, 0, "Chan", "Channel #") + self.w.spin(2, 0, 2, 1, 1, self.b1, 0, "Backgnd", "Background Loop\n\ +[0=none 1=note\n 2=controller]") + self.w.spin(10, 0, 30, 1, 1, self.b1, 0, "Bgmax", "Loop Lev [10=norm]") + self.w.spin(7, 0, 127, 1, 1, self.b2, 0, "Stctrl", "Loop Controller #") + self.w.spin(84, 0, 127, 1, 1, self.b2, 0, "Stnote", " Loop Note\n\ +(start/stop)") + self.w.spin(5, 1, 30, 1, 1, self.b2, 0, "Stfade", "Start/Stop Secs") + self.w.spin(25, 0, 25, 1, 1, self.b3, 0, "Samps", "# of Samples") + self.w.spin(2, 0, 3, 1, 1, self.b3, 0, "Sampamp", "Sample Level Ctrl\n\ +[0=none/1=rand\n2=note vel/3=ctrl]") + self.w.spin(10, 0, 30, 1, 1, self.b3, 0, "Sampmax", "Overall Samp Lev\n\ + [10=norm]") + self.w.spin(21, 0, 127, 1, 1, self.b4, 0, "Smpctrl", "Samp Lev Ctrl #") + self.w.spin(60, 0, 103, 1, 1, self.b4, 0, "MIDI1", "1st MIDI Note #") + self.w.spin(1, 0, 2, 1, 1, self.b4, 0, "Replace", " Replace Samps?\n\ + [0=overlap\n1=replace samp\n 2=sustain\n keypress]") + self.w.spin(0, 0, 3, 1, 1, self.b5, 0, "Smpfreq", "Samp Pitch Change\n\ + [0=none/1=rand\n 2=note vel/3=ctrl]") + self.w.spin(22, 0, 127, 1, 1, self.b5, 0, "Frqctrl", "Pitch Controller #") + self.w.spin(1, 0, 3, 1, 1, self.b5, 0, "Panpos", " Pan Pos Control\n\ +[0=none/1=rand\n2=note vel/3=ctrl]") + self.w.spin(23, 0, 127, 1, 1, self.b6, 0, "Panctrl", "Pan Position Ctrl #") + self.w.button(self.b6, "Filter", "Low-cut Filter?") + self.w.text("(for rumble/hum)", self.b6) + self.w.spin(400, 50, 2000, 10, 100, self.b6, 0, "Cutoff", "Filt Cut Freq (Hz)") + self.p = False + self.w.text("\n<i>Select options first </i>", self.b6, self.g) + self.send_data() + self.but = self.w.cbbutton(self.b6, 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)) + + def version2(self, widget): + if self.ver != 0: + self.box1.destroy() + self.box2.destroy() + else: + self.b2box.destroy() + self.b3box.destroy() + self.ver = 2 + self.box1 = self.w.box(True, self.bb) + self.w.text("\t\t\t ", self.box1) + self.box2 = self.w.box(True, self.bb) + self.f = self.w.framebox(" <b>2 - SamplePlayASC</b> ", 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.w.reset() + self.w.csd("SamplePlayASC.csd") + self.w.text("", self.b1) + self.w.button(self.b1, "Backgnd", "Background Loop?") + self.w.text("(start/stop w/ ` key)", self.b1, self.g) + self.w.spin(10, 0, 30, 1, 1, self.b1, 0, "Bgmax", "Loop Lev [10=norm]") + self.w.spin(5, 1, 30, 1, 1, self.b1, 0, "Stfade", "Start/Stop Seconds") + self.w.spin(25, 0, 25, 1, 1, self.b2, 0, "Samps", "# of Samples") + self.w.spin(0, 0, 2, 1, 1, self.b2, 0, "Sampamp", "Sample Lev Ctrl\n\ +[0=none/1=rand\n2=nums (0=10)]") + self.w.spin(10, 0, 30, 1, 1, self.b2, 0, "Sampmax", "Overall Samp Lev\n\ + [10=norm]") + self.w.button(self.b3, "Replace", "Replace Samps?") + self.w.text("(0=overlap samps)", self.b3, self.g) + self.w.spin(0, 0, 2, 1, 1, self.b3, 0, "Smpfreq", "Samp Pitch Change\n\ +[0=none/1=rand/2=\nSHFT nums (0=10)]") + self.w.spin(1, 0, 2, 1, 1, self.b3, 0, "Panpos", "Pan Position Control\n\ + [0=none/1=rand\n 2=bottom keys]") + self.w.text("", self.b4) + self.w.button(self.b4, "Filter", "Low-cut Filter?") + self.w.text("(for rumble/hum)", self.b4) + self.w.spin(400, 50, 2000, 10, 100, self.b4, 0, "Cutoff", "Filt Cut Freq (Hz)") + self.p = False + self.w.text("\n<i>Select options first </i>", self.b4, self.g) + self.send_data() + self.but = self.w.cbbutton(self.b4, 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)) |