SRTSP, or Secure Reliable Transport (SRT) Streaming Protocol, is a video streaming protocol that provides reliable, low-latency, and secure transport of live video over IP networks. SRTSP is commonly used in applications such as live sports broadcasting, remote video production, and surveillance.

To showcase UAV footage on the Linux Ubuntu platform using SRTSP, you would need to follow these general steps:

1. Ensure that your UAV system is equipped with an SRT-enabled video encoder. Many video encoders, including popular models from Teradek, Haivision, and LiveU, support SRT streaming.

2. Connect your SRT-enabled video encoder to your UAV camera system and configure it to stream video using the SRT protocol. This typically involves setting the SRT destination address and port, as well as configuring other SRT settings such as latency and security options.

3. Install an SRT-enabled media player on your Linux Ubuntu platform. There are several options available, including VLC media player, FFmpeg, and GStreamer. These media players can be installed using Ubuntu’s package manager or by downloading them from the respective websites.

4. Configure the media player to receive the SRT video stream from your UAV system. This typically involves entering the SRT source address and port, as well as configuring other settings such as latency and video quality.

5. Once the media player is configured, you can begin streaming the UAV footage on your Linux Ubuntu platform. The SRT protocol provides low-latency, reliable, and secure transport of live video over IP networks, making it an ideal solution for showcasing UAV footage in real-time.

It is important to note that SRT streaming requires a reliable and stable network connection, and the quality of the video stream may be affected by factors such as network congestion and packet loss. Therefore, it is recommended to test the SRT streaming setup and network conditions prior to showcasing UAV footage in a critical application or environment.

In a GPS and WiFi denied environment, remote workstations require specialized communication tools that can provide reliable and secure connectivity. Some of the tools that can be used to communicate in such environments include:

1. Satellite Communication: Satellite communication is one of the most common methods for remote communication in GPS and WiFi denied environments. It involves the use of satellite terminals that can transmit and receive signals to and from orbiting satellites. This enables users to establish a communication link with other remote workstations or with a central command center.

2. Radio Communication: Radio communication is another method for establishing communication in GPS and WiFi denied environments. It involves the use of handheld or vehicle-mounted radios that operate on specific radio frequencies. This enables users to establish a direct communication link with other remote workstations or with a central command center.

3. Mesh Networking: Mesh networking is a wireless communication technology that enables devices to communicate with each other without the need for a centralized infrastructure. Mesh networks can be established using specialized routers and wireless access points that are designed to provide reliable and secure connectivity in GPS and WiFi denied environments.

4. Cellular Communication: Cellular communication can be used in some GPS and WiFi denied environments, provided that there is cellular coverage in the area. This involves the use of cellular modems or routers that can establish a communication link with a cellular network.

It is important to note that each of these communication tools has its own advantages and disadvantages, and the choice of the appropriate tool depends on the specific requirements of the remote workstations and the environment in which they operate. In addition, it is important to ensure that the communication tools used provide reliable and secure connectivity to protect sensitive data and information.