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more pipes, some that work and some that are special

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Original commit message from CVS:
more pipes, some that work and some that are special
This commit is contained in:
Andy Wingo 2005-07-14 11:35:53 +00:00
parent 37309ab22b
commit 83196919be
1 changed files with 25 additions and 7 deletions
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32
examples/pipeline-tester
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@ -50,7 +50,19 @@ data = (('Video capture via V4L',
'alsasrc\n'
' ! audio/x-raw-int,rate=22050,depth=16,channels=1,width=16,signed=(boolean)TRUE,endianness=1234\n'
' ! level signal=true\n'
' ! fakesink'))
' ! fakesink'),
('Streaming Ogg/Theora+Vorbis playback, tee to disk',
'gnomevfssrc location=http://gstreamer.freedesktop.org/media/small/cooldance.ogg \n'
' ! tee name=tee \n'
' tee. ! oggdemux name=demux \n'
' demux. ! queue ! theoradec ! xvimagesink \n'
' demux. ! queue ! vorbisdec ! audioconvert ! alsasink \n'
' tee. ! filesink location=cooldance.ogg'),
('Reencode Vorbis to mulaw, play via ALSA',
'filesrc location=cooldance.ogg \n'
' ! oggdemux \n'
' ! vorbisdec ! audioconvert \n'
' ! mulawenc ! mulawdec ! alsasink'))
def escape(s, chars, escaper='\\'):
@ -120,6 +132,7 @@ class Window(gtk.Window):
bu.show()
bb.pack_start(bu, True, False, 0)
bu.set_property('has-default', True)
self.button = bu
def on_changed(s):
m, i = s.get_selected()
@ -132,9 +145,9 @@ class Window(gtk.Window):
l.set_markup('')
tv.get_selection().connect('changed', on_changed)
tv.connect('row-activated', lambda *x: self.play_toggled(bu))
tv.connect('row-activated', lambda *x: self.play_toggled())
bu.connect('clicked', self.play_toggled)
bu.connect('clicked', lambda *x: self.play_toggled())
def error(self, message, secondary=None):
m = gtk.MessageDialog(self,
@ -154,10 +167,15 @@ class Window(gtk.Window):
elif t == gst.MESSAGE_ERROR:
err, debug = message.parse_error()
self.error("%s" % err, debug)
elif t == gst.MESSAGE_EOS:
self.play_toggled()
else:
print '%s: %s:' % (message.src.get_path_string(),
message.type.value_nicks[1])
print ' %s' % message.structure.to_string()
if message.structure:
print ' %s' % message.structure.to_string()
else:
print ' (no structure)'
return True
def play(self):
@ -189,15 +207,15 @@ class Window(gtk.Window):
gobject.source_remove(self.watch_id)
del self.watch_id
def play_toggled(self, button):
def play_toggled(self):
if self.playing:
self.stop()
button.set_label(gtk.STOCK_MEDIA_PLAY)
self.button.set_label(gtk.STOCK_MEDIA_PLAY)
self.playing = False
else:
if self.play():
self.playing = True
button.set_label(gtk.STOCK_MEDIA_STOP)
self.button.set_label(gtk.STOCK_MEDIA_STOP)
if __name__ == '__main__':
w = Window()