def pipe_set(cam_id):
loop = GObject.MainLoop()
GObject.threads_init()
Gst.init(None)
Gst.segtrap_set_enabled(False)
pipe = Gst.parse_launch("""
rtmpsrc location=rtmp://127.0.0.1:5935/live/""" + str(cam_id) +
""" ! queue !
flvdemux name=demuxer
demuxer.video ! queue ! decodebin ! tee name=t
t. ! queue ! videoconvert ! video/x-raw,format=BGR ! appsink name=sink
""")
return pipe
def __init__ (self, volume=None):
""" Class initialiser """
global GObject, Gst
# super class inits
super().__init__(volume)
# GStreamer1.0 support
import gi
gi.require_version("Gst", "1.0")
from gi.repository import GObject, Gst
# mandatory inits
GObject.threads_init()
Gst.init()
# this disables Gst's weird SIGSEGV communication maechanism
# see http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-Gst.html#gst-segtrap-set-enabled
# for more detail
Gst.segtrap_set_enabled(False)
# get audio player
self.player = Gst.ElementFactory.make("playbin")
self.set_volume(volume)
# debugging session
tron("audio player init'ed OK.")
def start(self, params = None, last_return = None):
"""
Starts the GStreamer process und underlying library if applicable.
:param params: Parameter specified
:param last_return: The return value from the last hook called.
:since: v0.2.00
"""
with self._instance_lock:
if (self._glib_mainloop is None): self._glib_mainloop = GLib.get_mainloop_instance()
#
with Gstreamer._lock:
if (not Gst.is_initialized()):
Gst.segtrap_set_enabled(False)
Gst.Registry.fork_set_enabled(False)
if (not Gst.init_check(sys.argv)): raise IOException("GStreamer initialization failed")
gst_version = Gst.version_string()
if (self.log_handler is not None): self.log_handler.debug("#echo(__FILEPATH__)# -{0!r}.__init__()- reporting: {1} ready", self, gst_version, context = "pas_gapi_gstreamer")
#!/usr/bin/env python3
import gi
gi.require_version('Gst', '1.0')
from gi.repository import GObject, Gst
loop = GObject.MainLoop()
GObject.threads_init()
Gst.init()
Gst.segtrap_set_enabled(False)
class Passthrough(Gst.Element):
__gstmetadata__ = ("Passthrough element", "element.py", "Proxy buffers",
"Andrew Cook <*****@*****.**>")
_src_template = Gst.PadTemplate.new('src', Gst.PadDirection.SRC,
Gst.PadPresence.ALWAYS,
Gst.caps_from_string('ANY'))
_sink_template = Gst.PadTemplate.new('sink', Gst.PadDirection.SINK,
Gst.PadPresence.ALWAYS,
Gst.caps_from_string('ANY'))
_gsttemplates = (
_src_template,
_sink_template,
)
def __init__(self):
