mirror of
https://github.com/blakeblackshear/frigate.git
synced 2024-12-19 19:06:16 +01:00
478 lines
14 KiB
Python
478 lines
14 KiB
Python
"""Handles inserting and maintaining ffmpeg presets."""
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import logging
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import os
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from enum import Enum
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from typing import Any
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from frigate.const import FFMPEG_HWACCEL_NVIDIA, FFMPEG_HWACCEL_VAAPI
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from frigate.util.services import vainfo_hwaccel
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from frigate.version import VERSION
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logger = logging.getLogger(__name__)
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class LibvaGpuSelector:
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"Automatically selects the correct libva GPU."
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_selected_gpu = None
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def get_selected_gpu(self) -> str:
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"""Get selected libva GPU."""
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if not os.path.exists("/dev/dri"):
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return ""
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if self._selected_gpu:
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return self._selected_gpu
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devices = list(filter(lambda d: d.startswith("render"), os.listdir("/dev/dri")))
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if len(devices) < 2:
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self._selected_gpu = "/dev/dri/renderD128"
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return self._selected_gpu
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for device in devices:
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check = vainfo_hwaccel(device_name=device)
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logger.debug(f"{device} return vainfo status code: {check.returncode}")
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if check.returncode == 0:
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self._selected_gpu = f"/dev/dri/{device}"
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return self._selected_gpu
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return ""
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FPS_VFR_PARAM = (
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"-fps_mode vfr"
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if int(os.getenv("LIBAVFORMAT_VERSION_MAJOR", "59")) >= 59
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else "-vsync 2"
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)
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TIMEOUT_PARAM = (
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"-timeout"
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if int(os.getenv("LIBAVFORMAT_VERSION_MAJOR", "59")) >= 59
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else "-stimeout"
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)
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_gpu_selector = LibvaGpuSelector()
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_user_agent_args = [
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"-user_agent",
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f"FFmpeg Frigate/{VERSION}",
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]
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PRESETS_HW_ACCEL_DECODE = {
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"preset-rpi-64-h264": "-c:v:1 h264_v4l2m2m",
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"preset-rpi-64-h265": "-c:v:1 hevc_v4l2m2m",
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FFMPEG_HWACCEL_VAAPI: f"-hwaccel_flags allow_profile_mismatch -hwaccel vaapi -hwaccel_device {_gpu_selector.get_selected_gpu()} -hwaccel_output_format vaapi",
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"preset-intel-qsv-h264": f"-hwaccel qsv -qsv_device {_gpu_selector.get_selected_gpu()} -hwaccel_output_format qsv -c:v h264_qsv",
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"preset-intel-qsv-h265": f"-load_plugin hevc_hw -hwaccel qsv -qsv_device {_gpu_selector.get_selected_gpu()} -hwaccel_output_format qsv -c:v hevc_qsv",
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FFMPEG_HWACCEL_NVIDIA: "-hwaccel cuda -hwaccel_output_format cuda",
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"preset-jetson-h264": "-c:v h264_nvmpi -resize {1}x{2}",
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"preset-jetson-h265": "-c:v hevc_nvmpi -resize {1}x{2}",
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"preset-rk-h264": "-hwaccel rkmpp -hwaccel_output_format drm_prime",
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"preset-rk-h265": "-hwaccel rkmpp -hwaccel_output_format drm_prime",
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}
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PRESETS_HW_ACCEL_DECODE["preset-nvidia-h264"] = PRESETS_HW_ACCEL_DECODE[
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FFMPEG_HWACCEL_NVIDIA
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]
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PRESETS_HW_ACCEL_DECODE["preset-nvidia-h265"] = PRESETS_HW_ACCEL_DECODE[
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FFMPEG_HWACCEL_NVIDIA
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]
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PRESETS_HW_ACCEL_DECODE["preset-nvidia-mjpeg"] = PRESETS_HW_ACCEL_DECODE[
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FFMPEG_HWACCEL_NVIDIA
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]
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PRESETS_HW_ACCEL_SCALE = {
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"preset-rpi-64-h264": "-r {0} -vf fps={0},scale={1}:{2}",
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"preset-rpi-64-h265": "-r {0} -vf fps={0},scale={1}:{2}",
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FFMPEG_HWACCEL_VAAPI: "-r {0} -vf fps={0},scale_vaapi=w={1}:h={2}:format=nv12,hwdownload,format=nv12,format=yuv420p",
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"preset-intel-qsv-h264": "-r {0} -vf vpp_qsv=framerate={0}:w={1}:h={2}:format=nv12,hwdownload,format=nv12,format=yuv420p",
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"preset-intel-qsv-h265": "-r {0} -vf vpp_qsv=framerate={0}:w={1}:h={2}:format=nv12,hwdownload,format=nv12,format=yuv420p",
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FFMPEG_HWACCEL_NVIDIA: "-r {0} -vf fps={0},scale_cuda=w={1}:h={2}:format=nv12,hwdownload,format=nv12,format=yuv420p",
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"preset-jetson-h264": "-r {0}", # scaled in decoder
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"preset-jetson-h265": "-r {0}", # scaled in decoder
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"preset-rk-h264": "-r {0} -vf scale_rkrga=w={1}:h={2}:format=yuv420p:force_original_aspect_ratio=0,hwmap=mode=read,format=yuv420p",
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"preset-rk-h265": "-r {0} -vf scale_rkrga=w={1}:h={2}:format=yuv420p:force_original_aspect_ratio=0,hwmap=mode=read,format=yuv420p",
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"default": "-r {0} -vf fps={0},scale={1}:{2}",
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}
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PRESETS_HW_ACCEL_SCALE["preset-nvidia-h264"] = PRESETS_HW_ACCEL_SCALE[
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FFMPEG_HWACCEL_NVIDIA
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]
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PRESETS_HW_ACCEL_SCALE["preset-nvidia-h265"] = PRESETS_HW_ACCEL_SCALE[
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FFMPEG_HWACCEL_NVIDIA
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]
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PRESETS_HW_ACCEL_ENCODE_BIRDSEYE = {
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"preset-rpi-64-h264": "ffmpeg -hide_banner {0} -c:v h264_v4l2m2m {1}",
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"preset-rpi-64-h265": "ffmpeg -hide_banner {0} -c:v hevc_v4l2m2m {1}",
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FFMPEG_HWACCEL_VAAPI: "ffmpeg -hide_banner -hwaccel vaapi -hwaccel_output_format vaapi -hwaccel_device {2} {0} -c:v h264_vaapi -g 50 -bf 0 -profile:v high -level:v 4.1 -sei:v 0 -an -vf format=vaapi|nv12,hwupload {1}",
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"preset-intel-qsv-h264": "ffmpeg -hide_banner {0} -c:v h264_qsv -g 50 -bf 0 -profile:v high -level:v 4.1 -async_depth:v 1 {1}",
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"preset-intel-qsv-h265": "ffmpeg -hide_banner {0} -c:v h264_qsv -g 50 -bf 0 -profile:v high -level:v 4.1 -async_depth:v 1 {1}",
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FFMPEG_HWACCEL_NVIDIA: "ffmpeg -hide_banner {0} -c:v h264_nvenc -g 50 -profile:v high -level:v auto -preset:v p2 -tune:v ll {1}",
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"preset-jetson-h264": "ffmpeg -hide_banner {0} -c:v h264_nvmpi -profile high {1}",
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"preset-jetson-h265": "ffmpeg -hide_banner {0} -c:v h264_nvmpi -profile high {1}",
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"preset-rk-h264": "ffmpeg -hide_banner {0} -c:v h264_rkmpp -profile:v high {1}",
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"preset-rk-h265": "ffmpeg -hide_banner {0} -c:v hevc_rkmpp -profile:v high {1}",
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"default": "ffmpeg -hide_banner {0} -c:v libx264 -g 50 -profile:v high -level:v 4.1 -preset:v superfast -tune:v zerolatency {1}",
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}
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PRESETS_HW_ACCEL_ENCODE_BIRDSEYE["preset-nvidia-h264"] = (
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PRESETS_HW_ACCEL_ENCODE_BIRDSEYE[FFMPEG_HWACCEL_NVIDIA]
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)
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PRESETS_HW_ACCEL_ENCODE_BIRDSEYE["preset-nvidia-h265"] = (
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PRESETS_HW_ACCEL_ENCODE_BIRDSEYE[FFMPEG_HWACCEL_NVIDIA]
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)
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PRESETS_HW_ACCEL_ENCODE_TIMELAPSE = {
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"preset-rpi-64-h264": "ffmpeg -hide_banner {0} -c:v h264_v4l2m2m -pix_fmt yuv420p {1}",
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"preset-rpi-64-h265": "ffmpeg -hide_banner {0} -c:v hevc_v4l2m2m -pix_fmt yuv420p {1}",
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FFMPEG_HWACCEL_VAAPI: "ffmpeg -hide_banner -hwaccel vaapi -hwaccel_output_format vaapi -hwaccel_device {2} {0} -c:v h264_vaapi {1}",
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"preset-intel-qsv-h264": "ffmpeg -hide_banner {0} -c:v h264_qsv -profile:v high -level:v 4.1 -async_depth:v 1 {1}",
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"preset-intel-qsv-h265": "ffmpeg -hide_banner {0} -c:v hevc_qsv -profile:v high -level:v 4.1 -async_depth:v 1 {1}",
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FFMPEG_HWACCEL_NVIDIA: "ffmpeg -hide_banner -hwaccel cuda -hwaccel_output_format cuda -extra_hw_frames 8 {0} -c:v h264_nvenc {1}",
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"preset-nvidia-h265": "ffmpeg -hide_banner -hwaccel cuda -hwaccel_output_format cuda -extra_hw_frames 8 {0} -c:v hevc_nvenc {1}",
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"preset-jetson-h264": "ffmpeg -hide_banner {0} -c:v h264_nvmpi -profile high {1}",
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"preset-jetson-h265": "ffmpeg -hide_banner {0} -c:v hevc_nvmpi -profile high {1}",
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"preset-rk-h264": "ffmpeg -hide_banner {0} -c:v h264_rkmpp -profile:v high {1}",
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"preset-rk-h265": "ffmpeg -hide_banner {0} -c:v hevc_rkmpp -profile:v high {1}",
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"default": "ffmpeg -hide_banner {0} -c:v libx264 -preset:v ultrafast -tune:v zerolatency {1}",
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}
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PRESETS_HW_ACCEL_ENCODE_TIMELAPSE["preset-nvidia-h264"] = (
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PRESETS_HW_ACCEL_ENCODE_TIMELAPSE[FFMPEG_HWACCEL_NVIDIA]
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)
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# encoding of previews is only done on CPU due to comparable encode times and better quality from libx264
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PRESETS_HW_ACCEL_ENCODE_PREVIEW = {
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"default": "ffmpeg -hide_banner {0} -c:v libx264 -profile:v baseline -preset:v ultrafast {1}",
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}
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def parse_preset_hardware_acceleration_decode(
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arg: Any,
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fps: int,
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width: int,
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height: int,
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) -> list[str]:
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"""Return the correct preset if in preset format otherwise return None."""
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if not isinstance(arg, str):
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return None
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decode = PRESETS_HW_ACCEL_DECODE.get(arg, None)
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if not decode:
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return None
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return decode.format(fps, width, height).split(" ")
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def parse_preset_hardware_acceleration_scale(
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arg: Any,
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detect_args: list[str],
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fps: int,
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width: int,
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height: int,
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) -> list[str]:
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"""Return the correct scaling preset or default preset if none is set."""
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if not isinstance(arg, str) or " " in arg:
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scale = PRESETS_HW_ACCEL_SCALE["default"]
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else:
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scale = PRESETS_HW_ACCEL_SCALE.get(arg, PRESETS_HW_ACCEL_SCALE["default"])
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scale = scale.format(fps, width, height).split(" ")
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scale.extend(detect_args)
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return scale
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class EncodeTypeEnum(str, Enum):
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birdseye = "birdseye"
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preview = "preview"
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timelapse = "timelapse"
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def parse_preset_hardware_acceleration_encode(
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arg: Any, input: str, output: str, type: EncodeTypeEnum = EncodeTypeEnum.birdseye
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) -> str:
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"""Return the correct scaling preset or default preset if none is set."""
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if type == EncodeTypeEnum.birdseye:
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arg_map = PRESETS_HW_ACCEL_ENCODE_BIRDSEYE
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elif type == EncodeTypeEnum.preview:
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arg_map = PRESETS_HW_ACCEL_ENCODE_PREVIEW
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elif type == EncodeTypeEnum.timelapse:
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arg_map = PRESETS_HW_ACCEL_ENCODE_TIMELAPSE
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if not isinstance(arg, str):
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return arg_map["default"].format(input, output)
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# Not all jetsons have HW encoders, so fall back to default SW encoder if not
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if arg.startswith("preset-jetson-") and not os.path.exists("/dev/nvhost-msenc"):
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arg = "default"
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return arg_map.get(arg, arg_map["default"]).format(
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input,
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output,
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_gpu_selector.get_selected_gpu(),
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)
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PRESETS_INPUT = {
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"preset-http-jpeg-generic": [
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"-r",
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"{}",
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"-stream_loop",
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"-1",
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"-f",
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"image2",
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"-avoid_negative_ts",
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"make_zero",
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"-fflags",
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"nobuffer",
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"-flags",
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"low_delay",
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"-strict",
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"experimental",
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"-fflags",
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"+genpts+discardcorrupt",
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"-use_wallclock_as_timestamps",
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"1",
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],
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"preset-http-mjpeg-generic": _user_agent_args
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+ [
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"-avoid_negative_ts",
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"make_zero",
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"-fflags",
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"nobuffer",
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"-flags",
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"low_delay",
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"-strict",
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"experimental",
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"-fflags",
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"+genpts+discardcorrupt",
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"-use_wallclock_as_timestamps",
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"1",
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],
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"preset-http-reolink": _user_agent_args
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+ [
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"-avoid_negative_ts",
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"make_zero",
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"-fflags",
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"+genpts+discardcorrupt",
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"-flags",
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"low_delay",
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"-strict",
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"experimental",
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"-analyzeduration",
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"1000M",
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"-probesize",
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"1000M",
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"-rw_timeout",
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"5000000",
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],
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"preset-rtmp-generic": [
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"-avoid_negative_ts",
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"make_zero",
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"-fflags",
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"nobuffer",
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"-flags",
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"low_delay",
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"-strict",
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"experimental",
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"-fflags",
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"+genpts+discardcorrupt",
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"-rw_timeout",
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"5000000",
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"-use_wallclock_as_timestamps",
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"1",
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"-f",
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"live_flv",
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],
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"preset-rtsp-generic": _user_agent_args
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+ [
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"-avoid_negative_ts",
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"make_zero",
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"-fflags",
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"+genpts+discardcorrupt",
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"-rtsp_transport",
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"tcp",
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TIMEOUT_PARAM,
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"5000000",
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"-use_wallclock_as_timestamps",
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"1",
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],
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"preset-rtsp-restream": _user_agent_args
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+ [
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"-rtsp_transport",
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"tcp",
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TIMEOUT_PARAM,
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"5000000",
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],
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"preset-rtsp-restream-low-latency": _user_agent_args
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+ [
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"-rtsp_transport",
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"tcp",
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TIMEOUT_PARAM,
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"5000000",
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"-fflags",
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"nobuffer",
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"-flags",
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"low_delay",
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],
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"preset-rtsp-udp": _user_agent_args
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+ [
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"-avoid_negative_ts",
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"make_zero",
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"-fflags",
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"+genpts+discardcorrupt",
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"-rtsp_transport",
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"udp",
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TIMEOUT_PARAM,
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"5000000",
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"-use_wallclock_as_timestamps",
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"1",
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],
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"preset-rtsp-blue-iris": _user_agent_args
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+ [
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"-user_agent",
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f"FFmpeg Frigate/{VERSION}",
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"-avoid_negative_ts",
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"make_zero",
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"-flags",
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"low_delay",
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"-strict",
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"experimental",
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"-fflags",
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"+genpts+discardcorrupt",
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"-rtsp_transport",
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"tcp",
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TIMEOUT_PARAM,
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"5000000",
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"-use_wallclock_as_timestamps",
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"1",
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],
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}
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def parse_preset_input(arg: Any, detect_fps: int) -> list[str]:
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"""Return the correct preset if in preset format otherwise return None."""
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if not isinstance(arg, str):
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return None
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if arg == "preset-http-jpeg-generic":
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input = PRESETS_INPUT[arg].copy()
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input[len(_user_agent_args) + 1] = str(detect_fps)
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return input
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return PRESETS_INPUT.get(arg, None)
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PRESETS_RECORD_OUTPUT = {
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"preset-record-generic": [
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"-f",
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"segment",
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"-segment_time",
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"10",
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"-segment_format",
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"mp4",
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"-reset_timestamps",
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"1",
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"-strftime",
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"1",
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"-c",
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"copy",
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"-an",
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],
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"preset-record-generic-audio-aac": [
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"-f",
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"segment",
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"-segment_time",
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"10",
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"-segment_format",
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"mp4",
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"-reset_timestamps",
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"1",
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"-strftime",
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"1",
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"-c:v",
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"copy",
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"-c:a",
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"aac",
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],
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"preset-record-generic-audio-copy": [
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"-f",
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"segment",
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"-segment_time",
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"10",
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"-segment_format",
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"mp4",
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"-reset_timestamps",
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"1",
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"-strftime",
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"1",
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"-c",
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"copy",
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],
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"preset-record-mjpeg": [
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"-f",
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"segment",
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"-segment_time",
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"10",
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"-segment_format",
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"mp4",
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"-reset_timestamps",
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"1",
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"-strftime",
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"1",
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"-c:v",
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"libx264",
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"-an",
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],
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"preset-record-jpeg": [
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"-f",
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"segment",
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"-segment_time",
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"10",
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"-segment_format",
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"mp4",
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"-reset_timestamps",
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"1",
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"-strftime",
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"1",
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"-c:v",
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"libx264",
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"-an",
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],
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"preset-record-ubiquiti": [
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"-f",
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|
"segment",
|
|
"-segment_time",
|
|
"10",
|
|
"-segment_format",
|
|
"mp4",
|
|
"-reset_timestamps",
|
|
"1",
|
|
"-strftime",
|
|
"1",
|
|
"-c:v",
|
|
"copy",
|
|
"-ar",
|
|
"44100",
|
|
"-c:a",
|
|
"aac",
|
|
],
|
|
}
|
|
|
|
|
|
def parse_preset_output_record(arg: Any, force_record_hvc1: bool) -> list[str]:
|
|
"""Return the correct preset if in preset format otherwise return None."""
|
|
if not isinstance(arg, str):
|
|
return None
|
|
|
|
preset = PRESETS_RECORD_OUTPUT.get(arg, None)
|
|
|
|
if not preset:
|
|
return None
|
|
|
|
if force_record_hvc1:
|
|
# Apple only supports HEVC if it is hvc1 (vs. hev1)
|
|
preset += ["-tag:v", "hvc1"]
|
|
|
|
return preset
|