probe_from

# File activestorage/lib/active_storage/analyzer/video_analyzer.rb, line 105
      def probe_from(file)
        IO.popen([ ffprobe_path, "-print_format", "json", "-show_streams", "-v", "error", file.path ]) do |output|
          JSON.parse(output.read)
        end
      rescue Errno::ENOENT
        logger.info "Skipping video analysis because FFmpeg isn't installed"
        {}
      end