def _playback_vrt(self, auto_rewind=True):
"""
Return the next VRT packet in the playback file
"""
reader = vrt_packet_reader(self._playback_file.read)
data = None
try:
while True:
data = reader.send(data)
except StopIteration:
pass
except ValueError:
return None
if data == '' and auto_rewind:
self._playback_file.seek(0)
data = self._playback_vrt(auto_rewind=False)
return None if data == '' else data
def _playback_vrt(self, auto_rewind=True):
"""
Return the next VRT packet in the playback file
"""
reader = vrt_packet_reader(self._playback_file.read)
data = None
try:
while True:
data = reader.send(data)
except StopIteration:
pass
except ValueError:
return None
if data == '' and auto_rewind:
self._playback_file.seek(0)
data = self._playback_vrt(auto_rewind=False)
return None if data == '' else data
def _resetReader(self):
self._packet_reader = vrt_packet_reader(self._setBytesRequired)
next(self._packet_reader)
def read(self):
"""
Read a single VRT packet from the WSA.
"""
return vrt_packet_reader(self.connector.raw_read)
def read(self):
"""
Read and return a single **parsed** VRT packet from the RTSA, either context or data.
"""
return vrt_packet_reader(self.connector.raw_read)
def read(self):
"""
Read and return a single **parsed** VRT packet from the RTSA, either context or data.
"""
return vrt_packet_reader(self.connector.raw_read)
def _resetReader(self):
self._packet_reader = vrt_packet_reader(self._setBytesRequired)
next(self._packet_reader)
def read(self):
"""
Read a single VRT packet from the WSA.
"""
return vrt_packet_reader(self.connector.raw_read)
