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89 lines
2.3 KiB
Python
89 lines
2.3 KiB
Python
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'''
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Camera
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======
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The :class:`Camera` is to capture pictures and make videos.
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.. note::
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- On Android the `CAMERA` , `WRITE_EXTERNAL_STORAGE`,
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`READ_EXTERNAL_STORAGE` permissions are needed.
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Simple Examples
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---------------
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Setup callback function.
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>>> from os.path import exists, join
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>>> from plyer import camera
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>>> def camera_callback(filepath):
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>>> if(exists(filepath)):
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>>> print "saved"
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>>> else:
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>>> print "unable to save."
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>>> filepath = 'path/to/your/file'
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>>> # e.g: filepath = join(App.get_running_app().user_data_dir, file_name)
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To take picture::
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>>> file_name = "test.jpg"
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>>> camera.take_picture(filename=file_name,
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>>> on_complete=camera_callback)
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Ta take a video::
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>>> file_name = "test.mp4"
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>>> camera.take_video(filename=file_name,
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>>> on_complete=camera_callback)
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Supported Platforms
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-------------------
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Android, iOS
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'''
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class Camera:
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'''
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Camera facade.
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'''
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def take_picture(self, filename, on_complete):
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'''Ask the OS to capture a picture, and store it at filename.
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When the capture is done, on_complete will be called with the filename
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as an argument. If the callback returns True, the filename will be
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unlinked.
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:param filename: Name of the image file
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:param on_complete: Callback that will be called when the operation is
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done
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:type filename: str
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:type on_complete: callable
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'''
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self._take_picture(filename=filename, on_complete=on_complete)
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def take_video(self, filename, on_complete):
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'''Ask the OS to capture a video, and store it at filename.
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When the capture is done, on_complete will be called with the filename
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as an argument. If the callback returns True, the filename will be
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unlinked.
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:param filename: Name of the video file
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:param on_complete: Callback that will be called when the operation is
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done
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:type filename: str
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:type on_complete: callable
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'''
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self._take_video(filename=filename, on_complete=on_complete)
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# private
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def _take_picture(self, **kwargs):
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raise NotImplementedError()
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def _take_video(self, **kwargs):
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raise NotImplementedError()
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