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What is Streaming

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mike donovan
What is Streaming

What is Streaming(server audio streaming)

The streaming refers to technology that can offer transfer service data, allowing viewing multimedia content

without downloading it entirely on a computer. The main advantage, therefore, is storage savings, as well as viewing comfort. On the other hand, this method enables the live broadcast of any event over the Internet.

streaming

Watching a streaming video means viewing a regular and continuous flow of information. But if there are

irregularities in the file transfer, how do you manage to maintain a continuous and stable flow? The server

sends a file to a computer and when it begins to receive it, it begins to save the information of that file in

a buffer (memory space on disk reserved for the temporary storage of digital information, while it waits to be

processed). When the buffer has enough information to start playing the file, the computer begins to display

the content as it continues to download. Thus, you get a preload of the contentthat avoids skipping or

interruptions in the viewing if the flow of information is cut briefly, due to interruptions in the connection

or overload of the bandwidth. It is a way of having a reservation of data to prevent playback from stopping .

However, if the cut is too long and the buffer becomes empty, the content will stop playing.

As we can see, a capital aspect of streaming is being able to offer a continuous and stable signal (hence the

use of buffer reserve memory). In addition to that, lightweight file transfer protocols are used for

streaming.designed to avoid such interruptions. For example, the UDP protocol makes the delivery of data

packets from the server to the client that demands the file, is done with a higher speed and with much more

reliability than if a TCP or HTTP protocol were used. The latter, at the moment they detect a transmission error, continue trying to transmit the lost data packets until they obtain confirmation that the information

has arrived in its entirety. The UDP protocol achieves greater efficiency by using a transfer mode that favors

continuous flow, sending data without taking interruptions into account, since if a packet of information is lost in a streaming reproduction, these losses are practically imperceptible.

The streaming system is used by popular content distribution platforms such as Netflix or YouTube. Its

applications are many: VOD (Video On Demand), internet radio, internet TV, etc.

What is a cloud server
A cloud server is a virtual machine. Through virtualization software, a server is divided into several virtual

machines that behave as if they were actually several physical machines. In other words, it is a physical

machine with several independent virtual partitions .
These servers provide a series of advantages such as data redundancy, greater security and cost savings, and

great versatility.

cloud server

Requirements to mount a streaming platform on a cloud server
Before starting to set up a cloud server for streaming , we must think about how we are going to use it:

- We must know the content that we are going to offer and the amount of data to be transmitted . This is

crucial as it will determine the required bandwidth. As a general rule, the ideal is to have a bandwidth of at

least twice the signal to be transmitted.

For example, to stream FullHD (1920 × 1080) video encoded in H.264, a minimum of 28 Mbps of bandwidth is

required to allow enough data transfer rate to playback in high definition quality.
- Processor capacity (CPU). This aspect is also essential since a continuous streaming service demands a great

processing capacity from a machine. If we want to be able to serve our content in a stable and reliable way, we must choose powerful servers, which can take on a large workload.

- The capacity of the RAM working memory. As important. Again, the working capacity of the server is essential to be able to correctly process all our content and offer it in real-time.

We must be aware that a cloud server that is used to transmit multimedia content in streaming is going to be subject to continuous high-volume information transfers , so we must make sure that the system meets our

expectations of processing capacity, memory, data flow stability and sufficient bandwidth. We want our users to enjoy an excellent experience and enjoy our content with a good viewing quality. https://azotosolutions.com

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