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86 lines
2.6 KiB
Python
86 lines
2.6 KiB
Python
"""
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Support for Cameras with FFmpeg as decoder.
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For more details about this platform, please refer to the documentation at
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https://home-assistant.io/components/camera.ffmpeg/
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"""
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import logging
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import voluptuous as vol
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from homeassistant.components.camera import (Camera, PLATFORM_SCHEMA)
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import homeassistant.helpers.config_validation as cv
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from homeassistant.const import CONF_NAME
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REQUIREMENTS = ['ha-ffmpeg==0.12']
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_LOGGER = logging.getLogger(__name__)
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CONF_INPUT = 'input'
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CONF_FFMPEG_BIN = 'ffmpeg_bin'
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CONF_EXTRA_ARGUMENTS = 'extra_arguments'
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CONF_RUN_TEST = 'run_test'
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DEFAULT_BINARY = 'ffmpeg'
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DEFAULT_NAME = 'FFmpeg'
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DEFAULT_RUN_TEST = True
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PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
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vol.Required(CONF_INPUT): cv.string,
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vol.Optional(CONF_EXTRA_ARGUMENTS): cv.string,
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vol.Optional(CONF_FFMPEG_BIN, default=DEFAULT_BINARY): cv.string,
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vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
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vol.Optional(CONF_RUN_TEST, default=DEFAULT_RUN_TEST): cv.boolean,
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})
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def setup_platform(hass, config, add_devices, discovery_info=None):
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"""Setup a FFmpeg Camera."""
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from haffmpeg import Test
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# run Test
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if config.get(CONF_RUN_TEST):
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test = Test(config.get(CONF_FFMPEG_BIN))
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if not test.run_test(config.get(CONF_INPUT)):
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_LOGGER.error("FFmpeg '%s' test fails!", config.get(CONF_INPUT))
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return
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add_devices([FFmpegCamera(config)])
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class FFmpegCamera(Camera):
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"""An implementation of an FFmpeg camera."""
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def __init__(self, config):
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"""Initialize a FFmpeg camera."""
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super().__init__()
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self._name = config.get(CONF_NAME)
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self._input = config.get(CONF_INPUT)
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self._extra_arguments = config.get(CONF_EXTRA_ARGUMENTS)
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self._ffmpeg_bin = config.get(CONF_FFMPEG_BIN)
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def camera_image(self):
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"""Return a still image response from the camera."""
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from haffmpeg import ImageSingle, IMAGE_JPEG
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ffmpeg = ImageSingle(self._ffmpeg_bin)
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return ffmpeg.get_image(self._input, output_format=IMAGE_JPEG,
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extra_cmd=self._extra_arguments)
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def mjpeg_stream(self, response):
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"""Generate an HTTP MJPEG stream from the camera."""
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from haffmpeg import CameraMjpeg
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stream = CameraMjpeg(self._ffmpeg_bin)
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stream.open_camera(self._input, extra_cmd=self._extra_arguments)
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return response(
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stream,
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mimetype='multipart/x-mixed-replace;boundary=ffserver',
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direct_passthrough=True
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)
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@property
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def name(self):
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"""Return the name of this camera."""
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return self._name
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