gistfile1.rb

class VideoWorker
  include Sidekiq::Worker

  def perform(id, s3_key)

    # Get the video
    video = Video.find(id)

    # Call ffmpeg to measure duration
    duration = `ffmpeg -i '#{video.ffmpeg_url}' 2>&1 | grep Duration | awk '{print $2}' | tr -d ,`
    
    # Parse duration timestamp into seconds 
    t = Time.parse(duration)
    sec = t.hour*3600 + t.min*60 + t.sec

    # If video duration <= 30s, encode it
    if sec <= 60
      zencoder_response = Zencoder::Job.create({
        :input         => video.s3_key,
        :test          => true,
        :notifications => "[]",
        :pass_through  => video.id,
        :outputs => [
          {
            :credentials   => "[]",
            :public      => true,
            :base_url    => video.base_url,
            :label       => 'webmp4',
            :format      => 'mp4',
            :audio_codec => 'aac',
            :video_codec => 'h264',
            :size => '440x440',
            :upscale => true,
            :aspect_mode => "crop"
          },
          {
            :credentials   => "[]",
            :public      => true,
            :base_url    => video.base_url,
            :label       => 'webwebm',
            :format      => 'webm',
            :audio_codec => 'vorbis',
            :video_codec => 'vp8',
            :size => '440x440',
            :upscale => true,
            :aspect_mode => "crop"
          },
          {
            :thumbnails => {
              :credentials   => "[]",
              :public      => true,
              :base_url    => video.base_url,
              :times       => [1],
              :size        => '440x440',
              :aspect_mode => "crop"
            }
          }
        ]
      })
    else
      # If video duration is > 30s, destroy it
      video.destroy
    end
  end
end