diff options
Diffstat (limited to 'textarea.py')
| -rwxr-xr-x | textarea.py | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/textarea.py b/textarea.py new file mode 100755 index 0000000..260c887 --- /dev/null +++ b/textarea.py @@ -0,0 +1,172 @@ +# -*- mode:python; tab-width:4; indent-tabs-mode:t; -*- + +# textarea.py +# +# Class to show, save, submit text entries +# +# W.Burnside <wburnsid@u.washington.edu> +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program 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. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + + +import os, time +from path import path +import pygtk +import gtk +import logging +import subprocess +from sugar.activity import activity + +import pygst +pygst.require("0.10") +import gst + +class TextArea(gtk.HBox): + + + # Constructor + def __init__(self, deck): + gtk.HBox.__init__(self) + + self.__logger = logging.getLogger('TextArea') + self.__deck = deck + self.__text_area = gtk.Entry() + self.render_text_area() + self.__record=False + self.__play=False + self.__deck.connect('slide-redraw', self.update_text) + self.__text_area.connect('changed', self.text_changed) + self.__logger.debug("Constructed") + + """ + #initialize audio record pipeline + player = gst.Pipeline("player") + #source = gst.element_factory_make("alsasrc", "alsa-source") + source = gst.element_factory_make("filesrc", "file-source") + player.add(source) + parse = gst.element_factory_make("wavparse", "parser") + player.add(parse) + convert = gst.element_factory_make("audioconvert", "converter") + player.add(convert) + enc = gst.element_factory_make("vorbisenc", "vorbis-encoder") + player.add(enc) + create = gst.element_factory_make("oggmux", "ogg-create") + player.add(create) + fileout = gst.element_factory_make("filesink", "sink") + player.add(fileout) + gst.element_link_many(source, parse, convert, enc, create, fileout) + self.__player = player + self.__source = source + self.__fileout = fileout + """ + + def update_text(self, widget): + selfink, text = self.__deck.getSelfInkOrSubmission() + self.__text_area.set_text(text) + if self.__deck.getActiveSubmission() == -1 and not self.__deck.getIsInitiating(): + self.__text_area.set_sensitive(True) + else: + self.__text_area.set_sensitive(False) + + def text_changed(self, entry): + if self.__deck.getActiveSubmission() == -1: + self.__deck.setSlideText(self.__text_area.get_text()) + + def render_text_area(self, widget=None): + + # pack widgets + self.pack_start(self.create_bbox(title="Audio Controls"), False, False, 0) + self.pack_start(self.__text_area, True, True, 0) + + # show widgets + self.__text_area.show() + self.show() + + # Clear text in entry box + def clear_text(self, widget, event): + self.__text_area.set_text("") + + # Start Recording + def record(self, params): + if self.__record: + #we are recording, stop and save clip + subprocess.call("killall -q arecord", shell=True) + #convert to ogg file + pipeline = "filesrc location=/tmp/temp.wav ! wavparse ! audioconvert ! vorbisenc ! oggmux ! filesink location=" + self.__audiofile + print 'pipeline', pipeline + subprocess.call("gst-launch-0.10 " + pipeline, shell=True) + #self.__player.set_state(gst.STATE_PLAYING) + #time.sleep(10) + #self.__player.set_state(gst.STATE_NULL) + self.__record = False + self.__deck.setSlideClip(self.__audiofile, n = self.__deck.getIndex()) + self.__deck.save() + self.__deck.reload() + #reset mic boost (xo) + subprocess.call("amixer cset numid=11 off", shell = True) + print 'recording stopped' + else: + self.__record = True + #what is name of clip? If it exists, rm it + self.__audiofile = self.__deck.getSlideClip() + if path(self.__audiofile).exists(): + subprocess.call("rm -rf " + str(self.__audiofile), shell=True) + else: + self.__audiofile = path(self.__deck.getDeckPath()) / 'slide' + str(self.__deck.getIndex()) + '.ogg' + #turn on mic boost (xo) + print 'turn on mic boost' + subprocess.call("amixer cset numid=11 on", shell=True) + print 'record clip:', self.__audiofile + #self.__fileout.set_property("location", self.__audiofile) + #self.__source.set_property("location", "/tmp/temp.wav") + #self.__player.set_state(gst.STATE_PLAYING) + print 'recording started' + subprocess.call("arecord -f cd -d 10 /tmp/temp.wav", shell=True) + + # Play Audio Clip + def play(self, params): + if self.__play: + #we are playing and need to stop + subprocess.call("killall -q gst-launch-0.10", shell=True) + self.__play = False + else: + #play clip + self.__deck.save() + clip = self.__deck.getSlideClip() + #clip = "/home/olpc/Activities/ShowNTell.activity/resources/test.ogg" + print 'play clip:', clip + if clip: + self.__play = True + subprocess.call("gst-launch-0.10 filesrc location=" + clip + " ! decodebin ! audioconvert ! alsasink", shell = True) + self.__play = False + + # Create buttons for audio controls + def create_bbox(self, title=None, spacing=0, layout=gtk.BUTTONBOX_SPREAD): + frame = gtk.Frame(title) + bbox = gtk.HButtonBox() + bbox.set_border_width(5) + bbox.set_layout(layout) + bbox.set_spacing(spacing) + + button = gtk.Button(stock='gtk-media-record') + button.connect("clicked", self.record) + bbox.pack_start(button, False, False, 0) + + button = gtk.Button(stock='gtk-media-play') + button.connect("clicked", self.play) + bbox.pack_start(button, False, False, 0) + + frame.add(bbox) + return frame |