This repository has been archived by the owner on Jun 19, 2024. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 0
/
textarea.py
executable file
·169 lines (148 loc) · 6.65 KB
/
textarea.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
# -*- 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
AUDIOPATH = path(activity.get_activity_root()) / 'data' / 'temp.wav'
class TextArea(gtk.HBox):
# Constructor
def __init__(self, deck, work_path):
gtk.HBox.__init__(self)
self.__logger = logging.getLogger('TextArea')
self.__deck = deck
self.__work_path = work_path
self.__text_area = gtk.Entry()
self.render_text_area()
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
"""
#initialize convert pipeline
p = "filesrc location=" + AUDIOPATH + " ! wavparse "
p = p + "! audioconvert ! vorbisenc ! oggmux "
p = p + "! filesink location="
self.__pipeline = p
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, button):
if not button.get_active():
#we are recording, stop and save clip
subprocess.call("killall -q arecord", shell=True)
n = self.__deck.getIndex()
self.__audiofile = self.__deck.getSlideClip(n)
if self.__audiofile == False:
self.__audiofile = self.__deck.get_SlideTitle() + '.ogg'
audiofile = self.__work_path / 'deck' / self.__audiofile
print 'audiofile', n, audiofile
if audiofile.exists():
subprocess.call("rm -rf " + str(audiofile), shell=True)
self.__deck.setSlideClip(audiofile.name, n)
#convert to ogg file
pipeline = self.__pipeline + audiofile
subprocess.call("gst-launch-0.10 " + pipeline, shell=True)
subprocess.call("amixer cset numid=11 off", shell = True)
#reset mic boost
print 'mic boost off', n, self.__audiofile, path(self.__audiofile).exists()
else:
#turn on mic boost (xo)
print 'turn on mic boost'
subprocess.call("amixer cset numid=11 on", shell=True)
#self.__fileout.set_property("location", self.__audiofile)
#self.__source.set_property("location", AUDIOPATH)
#self.__player.set_state(gst.STATE_PLAYING)
print 'recording started'
self.__pid=subprocess.Popen("arecord -f cd " + AUDIOPATH, shell=True)
# Play Audio Clip
def play(self, button):
if button.get_active():
#play clip
clip = self.__deck.getSlideClip()
print 'play clip:', clip
if clip:
cmd = "gst-launch-0.10 filesrc location=" + clip
cmd = cmd + " ! decodebin ! audioconvert ! alsasink"
self.__pid = subprocess.Popen(cmd, shell=True)
else:
#we are playing and need to stop
subprocess.call("killall -q gst-launch-0.10", shell=True)
# 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.ToggleButton('gtk-media-record')
button.set_use_stock(True)
button.connect("clicked", self.record)
bbox.pack_start(button, False, False, 0)
button = gtk.ToggleButton('gtk-media-play')
button.set_use_stock(True)
button.connect("clicked", self.play)
bbox.pack_start(button, False, False, 0)
frame.add(bbox)
return frame