# 4.6.3.2.1. eqcorrscan.core.match_filter.extract_from_stream

`eqcorrscan.core.match_filter.``extract_from_stream`(stream, detections, pad=5.0, length=30.0)

  Extract waveforms for a list of detections from a stream.

  Parameters: | stream (obspy.core.stream.Stream) Stream containing the detections. detections (list) list of eqcorrscan.core.match_filter.detection pad (float) Pre-detection extract time in seconds. length (float) Total extracted length in seconds.
  Returns: | list of `obspy.core.stream.Stream`, one for each detection.
  Type: | list