mirror of
https://github.com/blakeblackshear/frigate.git
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ea7d1aabba
* Add video codec to restream config * Add handling of encode engine and video codec * Add test for video encoding * Set in main configuration docs as well * Add example to restream docs * Put back patch
74 lines
2.7 KiB
Python
74 lines
2.7 KiB
Python
"""Controls go2rtc restream."""
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import logging
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import requests
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from typing import Optional
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from frigate.config import FrigateConfig, RestreamCodecEnum
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from frigate.const import BIRDSEYE_PIPE
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from frigate.ffmpeg_presets import (
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parse_preset_hardware_acceleration_encode,
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parse_preset_hardware_acceleration_go2rtc_engine,
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)
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from frigate.util import escape_special_characters
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logger = logging.getLogger(__name__)
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def get_manual_go2rtc_stream(
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camera_url: str, codec: RestreamCodecEnum, engine: Optional[str]
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) -> str:
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"""Get a manual stream for go2rtc."""
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if codec == RestreamCodecEnum.copy:
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return f"ffmpeg:{camera_url}#video=copy#audio=aac#audio=opus"
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if engine:
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return (
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f"ffmpeg:{camera_url}#video={codec}#hardware={engine}#audio=aac#audio=opus"
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)
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return f"ffmpeg:{camera_url}#video={codec}#audio=aac#audio=opus"
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class RestreamApi:
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"""Control go2rtc relay API."""
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def __init__(self, config: FrigateConfig) -> None:
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self.config: FrigateConfig = config
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def add_cameras(self) -> None:
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"""Add cameras to go2rtc."""
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self.relays: dict[str, str] = {}
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for cam_name, camera in self.config.cameras.items():
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if not camera.restream.enabled:
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continue
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for input in camera.ffmpeg.inputs:
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if "restream" in input.roles:
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if (
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input.path.startswith("rtsp")
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and not camera.restream.force_audio
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):
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self.relays[cam_name] = escape_special_characters(input.path)
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else:
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# go2rtc only supports rtsp for direct relay, otherwise ffmpeg is used
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self.relays[cam_name] = get_manual_go2rtc_stream(
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escape_special_characters(input.path),
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camera.restream.video_encoding,
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parse_preset_hardware_acceleration_go2rtc_engine(
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self.config.ffmpeg.hwaccel_args
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),
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)
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if self.config.restream.birdseye:
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self.relays[
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"birdseye"
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] = f"exec:ffmpeg -hide_banner -f rawvideo -pix_fmt yuv420p -video_size {self.config.birdseye.width}x{self.config.birdseye.height} -r 10 -i {BIRDSEYE_PIPE} {' '.join(parse_preset_hardware_acceleration_encode(self.config.ffmpeg.hwaccel_args))} -rtsp_transport tcp -f rtsp {{output}}"
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for name, path in self.relays.items():
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params = {"src": path, "name": name}
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requests.put("http://127.0.0.1:1984/api/streams", params=params)
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