mirror of
https://github.com/markqvist/Sideband.git
synced 2024-12-29 01:16:20 -05:00
51 lines
1.2 KiB
Python
51 lines
1.2 KiB
Python
# coding=utf-8
|
|
"""
|
|
Flash
|
|
-----
|
|
"""
|
|
from sbapp.plyer.facades import Flash
|
|
from pyobjus import autoclass
|
|
|
|
NSString = autoclass("NSString")
|
|
AVCaptureDevice = autoclass("AVCaptureDevice")
|
|
AVMediaTypeVideo = NSString.alloc().initWithUTF8String_("vide")
|
|
AVCaptureTorchModeOff = 0
|
|
AVCaptureTorchModeOn = 1
|
|
|
|
|
|
class IosFlash(Flash):
|
|
_camera = None
|
|
|
|
def _on(self):
|
|
if self._camera is None:
|
|
self._camera_open()
|
|
if not self._camera:
|
|
return
|
|
self._camera.lockForConfiguration_(None)
|
|
try:
|
|
self._camera.setTorchMode(AVCaptureTorchModeOn)
|
|
finally:
|
|
self._camera.unlockForConfiguration()
|
|
|
|
def _off(self):
|
|
if not self._camera:
|
|
return
|
|
self._camera.lockForConfiguration_(None)
|
|
try:
|
|
self._camera.setTorchMode(AVCaptureTorchModeOff)
|
|
finally:
|
|
self._camera.unlockForConfiguration()
|
|
|
|
def _release(self):
|
|
pass
|
|
|
|
def _camera_open(self):
|
|
device = AVCaptureDevice.defaultDeviceWithMediaType_(AVMediaTypeVideo)
|
|
if not device:
|
|
return
|
|
self._camera = device
|
|
|
|
|
|
def instance():
|
|
return IosFlash()
|