Sideband/sbapp/plyer/facades/audio.py

104 lines
1.9 KiB
Python

'''
Audio
=====
The :class:`Audio` is used for recording audio.
Default path for recording is set in platform implementation.
.. note::
On Android the `RECORD_AUDIO`, `WAKE_LOCK` permissions are needed.
Simple Examples
---------------
To get the file path::
>>> audio.file_path
'/sdcard/testrecorder.3gp'
To set the file path::
>>> import os
>>> current_list = os.listdir('.')
['/sdcard/testrecorder.3gp', '/sdcard/testrecorder1.3gp',
'/sdcard/testrecorder2.3gp', '/sdcard/testrecorder3.3gp']
>>> file_path = current_list[2]
>>> audio.file_path = file_path
To start recording::
>>> from plyer import audio
>>> audio.start()
To stop recording::
>>> audio.stop()
To play recording::
>>> audio.play()
Supported Platforms
-------------------
Android, Windows, macOS
'''
class Audio:
'''
Audio facade.
'''
state = 'ready'
_file_path = ''
def __init__(self, file_path=None):
super().__init__()
self._file_path = file_path or self._file_path
def start(self):
'''
Start record.
'''
self._start()
self.state = 'recording'
def stop(self):
'''
Stop record.
'''
self._stop()
self.state = 'ready'
def play(self):
'''
Play current recording.
'''
self._play()
self.state = 'playing'
@property
def file_path(self):
return self._file_path
@file_path.setter
def file_path(self, location):
'''
Location of the recording.
'''
assert isinstance(location, str), 'Location must be string or unicode'
self._file_path = location
# private
def _start(self):
raise NotImplementedError()
def _stop(self):
raise NotImplementedError()
def _play(self):
raise NotImplementedError()