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import gst
from common import TestCase
from gst import ges
class Timeline(TestCase):
def testTimeline(self):
tl = ges.timeline_new_audio_video()
lyr = ges.SimpleTimelineLayer()
src = ges.TimelineTestSource()
pip = ges.TimelinePipeline()
ovrl = ges.TimelineTextOverlay()
bus = pip.get_bus()
# Let's add the layer to the timeline, and the sources to the layer.
tl.add_layer(lyr)
src.set_duration(long(gst.SECOND * 10))
ovrl.set_duration(long(gst.SECOND * 5))
ovrl.set_start(long(gst.SECOND * 5))
ovrl.set_text("Foo")
lyr.add_object(src, -1)
lyr.add_object(ovrl, -1)
pip.add_timeline(tl)
bus.set_sync_handler(self.bus_handler)
self.pipeline = pip
self.layer = lyr
#Mainloop is finished, tear down.
self.pipeline = None
def bus_handler(self, unused_bus, message):
if message.type == gst.MESSAGE_ERROR:
print "ERROR"
self.mainloop.quit()
elif message.type == gst.MESSAGE_EOS:
print "Done"
self.mainloop.quit()
return gst.BUS_PASS
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