In the company Digital Start, dedicated to the production of multimedia resources for the marketing area, a new group of employees has been hired who lack knowledge related to the production of videos to be used in a data platform. In the enterprise, the video applications used to record or transmit videos on a commercial level are IP cameras such as security systems, Internet television, video calls, remotely operated underwater vehicles and unmanned aerial vehicles, educational platforms and systems. multimedia. The company has had problems with the delivery of its products to the end customer since during the transmission there have been video distortions, voice not in accordance with the image, delays in the reproduction and loading of the image, among others, which It can be caused by the improper use of software applications or the device that transforms visual information from analog to digital formats, associated with the level of packet loss sensitivity and the architecture for VoIP service, as well as the type of encoding used. (MPEG-1, 2, 4, H264), screen size and selected quantization type, and image motion and texture. This company decides to hire you as an expert and qualified professional, to advise and explain, to the new staff, the aspects related to the applications that must be used for the editing, production and transmission of the video to the end client, ensuring image and voice quality. .

In relation to the video calls that the company offers to its clients, explain what factors affect them and how you can improve the video quality.

The process of generating high-quality video for IP cameras, with small file sizes for storage and transmission, is affected by the low bandwidth that the company has contracted. Explain, which video decoder should be used for the encoding process, in order to achieve correct transmission over data networks?

To make a call, signaling protocols are required. With the applications or devices described in the case, how can the type of voice transmission over the network be improved, considering modifying the coding used?