gstreamer/subprojects/gst-docs/examples/tutorials/python/basic-tutorial-1.py

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#!/usr/bin/env python3
import sys
import gi
gi.require_version('GLib', '2.0')
gi.require_version('GObject', '2.0')
gi.require_version('Gst', '1.0')
from gi.repository import Gst, GObject, GLib
pipeline = None
bus = None
message = None
# initialize GStreamer
Gst.init(sys.argv[1:])
# build the pipeline
pipeline = Gst.parse_launch(
"playbin uri=https://www.freedesktop.org/software/gstreamer-sdk/data/media/sintel_trailer-480p.webm"
)
# start playing
pipeline.set_state(Gst.State.PLAYING)
# wait until EOS or error
bus = pipeline.get_bus()
msg = bus.timed_pop_filtered(
Gst.CLOCK_TIME_NONE,
Gst.MessageType.ERROR | Gst.MessageType.EOS
)
# free resources
pipeline.set_state(Gst.State.NULL)