def get_uri(source):
"""
Check a media source as a valid file or uri and return the proper uri
"""
import gst
# Is this an valid URI source
if gst.uri_is_valid(source):
uri_protocol = gst.uri_get_protocol(source)
if gst.uri_protocol_is_supported(gst.URI_SRC, uri_protocol):
return source
else:
raise IOError('Invalid URI source for Gstreamer')
# is this a file?
import os.path
if os.path.exists(source):
# get the absolute path
pathname = os.path.abspath(source)
# and make a uri of it
uri = path2uri(pathname)
return get_uri(uri)
else:
raise IOError('Failed getting uri for path %s: not such file or directoy' % source)
return uri
def get_uri(source):
"""
Check a media source as a valid file or uri and return the proper uri
"""
import gst
src_info = source_info(source)
if src_info['is_file']: # Is this a file?
return get_uri(src_info['uri'])
elif gst.uri_is_valid(source): # Is this a valid URI source for Gstreamer
uri_protocol = gst.uri_get_protocol(source)
if gst.uri_protocol_is_supported(gst.URI_SRC, uri_protocol):
return source
else:
raise IOError('Invalid URI source for Gstreamer')
else:
raise IOError('Failed getting uri for path %s: no such file' % source)
def get_uri(source):
"""
Check a media source as a valid file or uri and return the proper uri
"""
import gst
src_info = source_info(source)
if src_info['is_file']: # Is this a file?
return get_uri(src_info['uri'])
elif gst.uri_is_valid(source): # Is this a valid URI source for Gstreamer
uri_protocol = gst.uri_get_protocol(source)
if gst.uri_protocol_is_supported(gst.URI_SRC, uri_protocol):
return source
else:
raise IOError('Invalid URI source for Gstreamer')
else:
raise IOError('Failed getting uri for path %s: no such file' % source)
def live_pipeline(self, w=None):
if self.player:
self.player.set_state(gst.STATE_NULL)
uri = self.uri.get_text()
if uri != None :
if gst.uri_is_valid (uri) is False:
self.status.set_label("Invalid URI. Please verify.")
gst.debug("Invalid URI")
return
if gst.uri_protocol_is_supported(gst.URI_SRC,
uri.split('://')[0]):
self.setSinks(uri)
self.player.set_state(gst.STATE_PLAYING)
self.status.push(self.status_id, "")
else:
self.status.set_label("Unsupported Protocol. Please verify the URI.")
gst.debug("Unsupported Protocol")
def live_pipeline(self, w=None):
if self.player:
self.player.set_state(gst.STATE_NULL)
uri = self.uri.get_text()
if uri != None :
if gst.uri_is_valid (uri) is False:
self.status.set_label("Invalid URI. Please verify.")
gst.debug("Invalid URI")
return
if gst.uri_protocol_is_supported(gst.URI_SRC,
uri.split('://')[0]):
self.setSinks(uri)
self.player.set_state(gst.STATE_PLAYING)
self.status.push(self.status_id, "")
else:
self.status.set_label("Unsupported Protocol. Please verify the URI.")
gst.debug("Unsupported Protocol")
def capture_pipeline(self, w=None):
uri = self.uri.get_text()
if self.capture_btn.get_label() == "Capture":
if self.player is False and gst.uri_protocol_is_supported(gst.URI_SRC, uri.split('://')[0]) is False :
self.status.set_label("Unsupported Protocol. Please verify the URI.")
return
elif self.player is False:
self.player.set_state(gst.STATE_NULL)
self.setSinks(uri)
gst.debug("recording started")
self.filepath = 'file://'+tempfile.mktemp()+'.ogg'
self.player.record(self.filepath, ExportSettings())
self.capture_btn.set_label("Stop")
else:
gst.debug("recording stopped")
self.player.stopRecording()
self.sourcefactories.sourcelist.addUris([self.filepath])
self.capture_btn.set_label("Capture")
def capture_pipeline(self, w=None):
uri = self.uri.get_text()
if self.capture_btn.get_label() == "Capture":
if self.player is False and gst.uri_protocol_is_supported(gst.URI_SRC, uri.split('://')[0]) is False :
self.status.set_label("Unsupported Protocol. Please verify the URI.")
return
elif self.player is False:
self.player.set_state(gst.STATE_NULL)
self.setSinks(uri)
gst.debug("recording started")
self.filepath = 'file://'+tempfile.mktemp()+'.ogg'
self.player.record(self.filepath, ExportSettings())
self.capture_btn.set_label("Stop")
else:
gst.debug("recording stopped")
self.player.stopRecording()
self.sourcefactories.sourcelist.addUris([self.filepath])
self.capture_btn.set_label("Capture")