def reset(self):
"""
Reset the radio
"""
self.logger.info("Resetting DAB Radio")
if self.interface.hard_reset_radio() != True:
self.logger.error("Failed to reset the DAB Radio")
raise OperationFailedError("Reset failed")
def clear_database(self):
"""
Clear the internal radio database. This probably clears the channel list and any presets...
Raises OperationFailedError if the database couldn't be cleared
"""
if self.interface.clear_database() == False:
raise OperationFailedError("Clear database failed")
def next_stream(self):
"""
Plays the next stream in the ensemble
Raises OperationFailedError if the next stream can't be selected
"""
if self.interface.next_stream != True:
raise OperationFailedError("Could not select the next stream")
def stop(self):
self.logger.info("Stopping channel " + str(self.index) + " " +
str(self.name))
if self.interface.stop_stream() != True:
self.logger.error("Could not stop stream: " + str(self.index) +
" " + str(self.name))
raise OperationFailedError("Could not stop stream: " +
str(self.index))
self.radio.currently_playing = None
def play(self):
self.logger.info("Playing channel " + str(self.index) + " " +
str(self.name))
if self.interface.play_stream(self.mode, self.index) != True:
self.logger.error("Could not play stream: " + str(self.index) +
" " + str(self.name))
raise OperationFailedError("Could not play stream: " +
str(self.index))
self.radio.currently_playing = self
def next_stream(self):
"""
Plays the next stream in the ensemble
Raises OperationFailedError if the next stream can't be selected
"""
self.logger.info("Changing to next stream/channel")
if self.interface.next_stream != True:
self.logger.error("Could not select next stream/channel")
raise OperationFailedError("Could not select the next stream")
def dab_auto_search(self, start_index, end_index, clear=True):
"""
Searches for radio programs
Keyword arguments:
start_index: DAB index to start searching from. 0 is probably a good start.
end_index: DAB index to end searching to. 40 is a nice number
clear: If True, the internal channel table will be cleared before the search starts. (default: True)
Raises OperationFailedError if the previous stream can't be selected
"""
if clear:
if self.interface.dab_auto_search(start_index, end_index) == False:
raise OperationFailedError("Auto-search failed")
else:
if self.interface.dab_auto_search_no_clear(start_index,
end_index) == False:
raise OperationFailedError("Auto-search failed")
def volume(self, value):
"""
Set the current volume.
Range is 0-16
Example:
r.volume = 10
Raises OperationFailedError if the volume can't be set
"""
if value >= 0 and value <= 16:
if self.interface.set_volume(value) == -1:
raise OperationFailedError("Set volume failed")
def volume(self, value):
"""
Set the current volume.
Range is 0-16
Example:
r.volume = 10
Raises OperationFailedError if the volume can't be set
"""
self.logger.debug("Setting volume to: " + str(value))
if value >= 0 and value <= 16:
if self.interface.set_volume(value) == -1:
self.logger.error("Set volume failed")
raise OperationFailedError("Set volume failed")
else:
self.logger.info("Set volume to: " + str(value))
else:
self.logger.warning("Attempt to set volume outside allowable range of 0-16, ignoring request")
def reset(self):
"""
Reset the radio
"""
if self.interface.hard_reset_radio() != True:
raise OperationFailedError("Reset failed")
def stop(self):
if self.interface.stop_stream() != True:
raise OperationFailedError("Could not stop stream: " +
str(self.index))
self.radio.currently_playing = None
def play(self):
if self.interface.play_stream(self.mode, self.index) != True:
raise OperationFailedError("Could not play stream: " +
str(self.index))
self.radio.currently_playing = self