Class: SmartVideoPosterExtractionWorker

Inherits:
Object
  • Object
show all
Includes:
Sidekiq::Job, Workers::StatusBroadcastable
Defined in:
app/workers/smart_video_poster_extraction_worker.rb

Overview

Sidekiq worker: smart video poster extraction.

Instance Attribute Summary

Attributes included from Workers::StatusBroadcastable

#broadcast_status_updates

Instance Method Summary collapse

Methods included from Workers::StatusBroadcastable::Overrides

#at, #store, #total

Instance Method Details

#perform(video_id, options = {}, redirect_to = nil) ⇒ Object

Parameters:

  • video_id (Integer)
  • options (Hash) (defaults to: {}) —

    optional: min_start, threshold, fallback

  • redirect_to (String) (defaults to: nil) —

    optional redirect path to return to when done



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# File 'app/workers/smart_video_poster_extraction_worker.rb', line 13

def perform(video_id, options = {}, redirect_to = nil)
  video = Video.find(video_id)

  min_start = (options['min_start'] || 5.0).to_f
  threshold = (options['threshold'] || 0.40).to_f
  fallback  = (options['fallback'] || 10.0).to_f

  total(100)
  at(0, "Starting smart poster detection for #{video.title}")
  store redirect_to: redirect_to if redirect_to.present?

  at(25, 'Detecting representative timestamp...')
  svc = SmartVideoPosterExtractionService.new(
    video,
    min_start_seconds: min_start,
    scene_threshold: threshold,
    fallback_seconds: fallback
  )

  svc.extract_poster

  at(100, 'Smart poster extraction completed successfully!')
rescue VideoPosterExtractionService::ExtractionError => e
  store error_message: e.message
  raise
end