code: def extract_clip(
      video_path,
      output_path,
      support=None,
      timestamps=None,
      metadata=None,
      fast=False,
  ):
      """Extracts the specified clip from the video.
  
      Provide either ``suppport`` or ``timestamps`` to this method.
  
      When fast=False, the following ffmpeg command is used::
  
          # Slower, more accurate option
          ffmpeg -ss <start_time> -i <video_path> -t <duration> <output_path>
  
      When fast is True, the following two-step ffmpeg process is used::
  
          # Faster, less accurate option
          ffmpeg -ss <start_time> -i <video_path> -t <duration> -c copy <tmp_path>
          ffmpeg -i <tmp_path> <output_path>
  
      Args:
          video_path: the path to the video
          output_path: the path to write the extracted clip
          support (None): the ``[first, last]`` frame number range to clip
          timestamps (None): the ``[start, stop]`` timestamps to clip, in seconds
          metadata (None): the :class:`fiftyone.core.metadata.VideoMetadata`
              for the video
          fast (False): whether to use a faster-but-potentially-less-accurate
              strategy to extract the clip
      """
      if timestamps is None and support is None:
          raise ValueError(
              "Either `support` or `timestamps` must be provided"
          )
  
      if timestamps is None:
          if metadata is None:
              metadata = fom.VideoMetadata.build_for(video_path)
  
          total_frame_count = metadata.total_frame_count
          duration = metadata.duration
          first, last = support
          timestamps = [
              etaf.frame_number_to_timestamp(
                  first, total_frame_count, duration
              ),
              etaf.frame_number_to_timestamp(
                  last, total_frame_count, duration
              ),
          ]
  
      start_time = timestamps[0]
      duration = timestamps[1] - start_time
  
      etav.extract_clip(
          video_path,
          output_path,
          start_time=start_time,
          duration=duration,
          fast=fast,
      )
  
imports: import itertools
  import json
  import logging
  import os
  import eta.core.frameutils
  import eta.core.image
  import eta.core.numutils
  import eta.core.utils
  import eta.core.video
  import fiftyone
  import fiftyone.core.metadata
  import fiftyone.core.storage
  import fiftyone.core.utils
  import fiftyone.core.validation
label_desc: Use image node_id 1 for calling a global function with example usage: extract_clip(video_path, output_path, support, timestamps, metadata, fast) without return types