From 27175163fc4d021e2eddd822729bf4ab0b889ae0 Mon Sep 17 00:00:00 2001
From: Rob Hallam <0504004h@student.gla.ac.uk>
Date: Sat, 3 Aug 2024 10:33:17 +0100
Subject: [PATCH] feat: add VideoActivityFeatureExtractor stub

TBC
---
 pipeline/feature_extractors.py | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/pipeline/feature_extractors.py b/pipeline/feature_extractors.py
index 160aa81..3706223 100644
--- a/pipeline/feature_extractors.py
+++ b/pipeline/feature_extractors.py
@@ -175,6 +175,23 @@ class LoudAudioFeatureExtractor(FeatureExtractor):
 
      teardown() is used to clean up temporary files created during setup (if specified by config)
     """
+class VideoActivityFeatureExtractor(FeatureExtractor):
+    """Feature extractor for video activity detection.
+
+    This class is responsible for extracting features corresponding to high activity in video files.
+
+    Uses ffmpeg's scdet filter with threshold of zero.
+
+    Here:
+
+     setup() is used to validate input files & config
+
+     run() is used to extract features from the video using OpenCV
+
+     teardown() is used to clean up any temporary files created during setup according to the config
+
+    #TODO: minimum duration -- consider whether to do here, or expand duration post-consolidation
+    """
 
     def teardown(self):
         pass