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examples: python: Simplify the simple example

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We shouldn't show assets usage in the simplest example we have
as it is useful for more advanced use cases.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-editing-services/-/merge_requests/252>
This commit is contained in:
Thibault Saunier 2021-05-18 11:16:02 -04:00 committed by GStreamer Marge Bot
parent 7f17367ce5
commit b24d1918f8
2 changed files with 9 additions and 21 deletions
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1
examples/python/gst-player.py
View file

@ -1,3 +1,4 @@
#!/usr/bin/python3
import sys
import gi

29
examples/python/simple.py
View file

@ -31,22 +31,17 @@ from gi.repository import Gst, GES, GLib # noqa
class Simple:
def __init__(self, uri):
timeline = GES.Timeline.new_audio_video()
self.project = timeline.get_asset()
self.project.connect("asset-added", self._asset_added_cb)
self.project.connect("error-loading-asset", self._error_loading_asset_cb)
self.project.create_asset(uri, GES.UriClip)
self.layer = timeline.append_layer()
self._create_pipeline(timeline)
self.loop = GLib.MainLoop()
def _create_pipeline(self, timeline):
self.pipeline = GES.Pipeline()
self.pipeline.set_timeline(timeline)
bus = self.pipeline.get_bus()
layer = timeline.append_layer()
layer.add_clip(GES.UriClip.new(uri))
self.pipeline = pipeline = GES.Pipeline()
pipeline.set_timeline(timeline)
pipeline.set_state(Gst.State.PLAYING)
bus = pipeline.get_bus()
bus.add_signal_watch()
bus.connect("message", self.bus_message_cb)
self.loop = GLib.MainLoop()
def bus_message_cb(self, unused_bus, message):
if message.type == Gst.MessageType.EOS:
print("eos")
@ -59,14 +54,6 @@ class Simple:
def start(self):
self.loop.run()
def _asset_added_cb(self, project, asset):
self.layer.add_asset(asset, 0, 0, Gst.SECOND * 5, GES.TrackType.UNKNOWN)
self.pipeline.set_state(Gst.State.PLAYING)
def _error_loading_asset_cb(self, project, error, asset_id, type):
print("Could not load asset %s: %s" % (asset_id, error))
self.loop.quit()
if __name__ == "__main__":
if len(os.sys.argv) != 2:
print("You must specify a file URI")