Qvest Media has performed technical planning and systems integration for digital news channel Blick TV.
ABR segments are transferred conventionally using HTTP/1.0 transfers, where the client requests the whole segment and it is transferred using store-and-forward transfers, where all the data belonging to the transfer is buffered before sending. In order to start the transfer, the size of the segment needs to be known.
In mid-May of this year, as countries such as Germany, England, and Spain considered easing COVID-19 restrictions to allow professional sports to resume, various professional sports leagues began discussions with broadcasters and production companies on the best way to televise games without fans in the seats. They’re called “ghost games” and finding the right recipe for presenting an engaging viewer experience was paramount.
With the emergence of the cloud into the media production and delivery space, the broadcast and media industry must embrace an entirely new approach to acquiring and deploying technology. Large capital expenditures (CapEx) are increasingly being replaced by operating expense (OpEx) budgets that are more flexible and aligned with the operational requirements of broadcast facilities.
ABR delivery offers the prospect of automatic adaptation of bit rates to the prevailing network conditions. Since the client is aware of the set of available bit rates, it can determine, segment-by-segment, which is the optimal bit rate to use.
The IEEE has just published the latest version of its Precision Time Protocol (PTP) standard that provides precise synchronization of clocks in packet-based networked systems. This article explains the significance of IEEE 1588-2019, otherwise known as PTPv2.1, and how it differs from previous versions including updates to the isolation of profiles, monitoring and security.